How long is the flight from Hong Kong to London?

Airlines like SWISS, Finnair, and British Airways fly from Hong Kong to London in about 14h 50m. The time it takes to get you to your destination can typically vary by up to 10h 40m. Hong Kong and London are separated by a distance of 9624 km. This flight may include one or multiple stops. Find deals

What are the cheapest airlines flying from Hong Kong to London round-trip?

According to our current data, SWISS (HK$2,691), China Southern (HK$3,092), and Lufthansa (HK$3,095) offers the cheapest pricing from Hong Kong to London. SWISS is currently priced 56% below the average price you’ll pay for this route. Find deals

What are the cheapest airlines to fly from Hong Kong to London one-way?

The cheapest airline one-way is Air China, with whom users have recently found tickets for as low as HK$2,947. However, be on the lookout for offers from China Eastern and Lufthansa, as they are both options that can get you from Hong Kong to London for a low price. Find deals

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Hong Kong to London?

Most travellers choose Hong Kong Intl - London Heathrow, Hong Kong Intl - London Gatwick or Hong Kong Intl - London Stansted when deciding on the best route from Hong Kong to London.

What are the cheapest flights from Hong Kong to London?

On average you can expect to pay HK$25,489 for a flight from Hong Kong to London. The cheapest flight overall is HK$4,336 while the most popular route, (Hong Kong Intl - London Heathrow) is currently priced at HK$4,339.

What are the most reliable airlines from Hong Kong to London?

No one likes to see their flight delayed. When booking a flight from Hong Kong to London consider choosing Iberia(70%), British Airways(70%) or Cathay Pacific(60%), as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Hong Kong to London?

Consider Air France, Finnair or British Airways when booking your flight. These represent the most popular airlines when flying from Hong Kong to London.

Can I find deals for flights from Hong Kong to London that include hotel bookings?

Yes. In addition to deals on Hong Kong to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Hong Kong to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to London.

Can I find deals for business class flights from Hong Kong to London?

Yes. Cheapflights offers flight deals from Hong Kong to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

HK$2,551+ Cheap Flights from Hong Kong to London

Cheapflights Tip: The best prices from Hong Kong to London are usually found in November or December, booked 31 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Hong Kong to London

Round-trip from	HK$5,016
One-way from	HK$2,551
Popular in	April
Cheapest in	November
Average price	HK$6,797
Good round-trip deal	HK$6,127 or less
Good one-way deal	HK$4,457 or less

Lufthansa
18-10-1-3
2 total stops
53h 10m total
Hong Kong to London

Search Deals

Air China
24-10
2 total stops
32h 40m total
Hong Kong to London

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (HK$999 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (HK$704 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Price to beat on a round-trip flight from Hong Kong to London (LON).

Search Deals

Price to beat on a one-way flight from Hong Kong to London (LON).

Search Deals

Find flight deals from Hong Kong to London

Cheapest flights from Hong Kong to London
Explore the most affordable flight options available from Hong Kong to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Sat 18-1023:25HKG - LHR

1 stop16h 15mLufthansa

Sun 1-319:30LHR - HKG

1 stop36h 55mLufthansa

Deal found 17-9HK$5,016

Tue 7-1020:50HKG - LHR

1 stop29h 40mMultiple Airlines

Thu 16-1022:00LHR - HKG

1 stop30h 50mMultiple Airlines

Deal found 18-9HK$5,024

Mon 20-1007:30HKG - LGW

3 stops32h 00mMultiple Airlines

Tue 4-1107:00LGW - HKG

2 stops21h 40mMultiple Airlines

Deal found 17-9HK$5,024

Thu 9-1014:40HKG - LHR

2 stops22h 40mMultiple Airlines

Thu 16-1022:00LHR - HKG

1 stop30h 50mMultiple Airlines

Deal found 17-9HK$5,032

Mon 13-1015:15HKG - STN

3 stops30h 05mMultiple Airlines

Wed 29-1014:45STN - HKG

2 stops20h 20mMultiple Airlines

Deal found 17-9HK$5,032

Thu 30-1007:40HKG - LHR

1 stop17h 50mChina Eastern

Fri 7-1121:00LHR - HKG

1 stop35h 20mChina Eastern

Deal found 17-9HK$5,039

Thu 16-1014:40HKG - LHR

2 stops22h 40mMultiple Airlines

Thu 23-1022:00LHR - HKG

1 stop30h 50mMultiple Airlines

Deal found 18-9HK$5,055

Sun 2-1120:20HKG - LGW

1 stop25h 40mChina Eastern

Sun 9-1110:30LGW - HKG

1 stop19h 55mChina Eastern

Deal found 17-9HK$5,055

Tue 7-1016:55HKG - LHR

1 stop33h 35mMultiple Airlines

Sat 18-1022:00LHR - HKG

1 stop30h 50mMultiple Airlines

Deal found 17-9HK$5,063

Fri 17-1007:30HKG - LGW

3 stops35h 45mMultiple Airlines

Fri 24-1009:15LGW - HKG

2 stops31h 30mMultiple Airlines

Deal found 16-9HK$5,063

Sat 1-1112:55HKG - STN

3 stops30h 05mMultiple Airlines

Sat 8-1106:00STN - HKG

2 stops24h 25mMultiple Airlines

Deal found 16-9HK$5,070

Thu 9-1014:40HKG - LHR

2 stops22h 40mMultiple Airlines

Sun 26-1020:25LHR - HKG

1 stop16h 25mMultiple Airlines

Deal found 18-9HK$5,078

Best flights from Hong Kong to London
Discover carefully curated flight deals from Hong Kong to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2025.

Sun 16-1117:50HKG - LTN

2 stops35h 15mMultiple Airlines

Thu 20-1109:15LTN - HKG

2 stops25h 45mMultiple Airlines

Deal found 16-9HK$5,140

Thu 5-323:30HKG - LHR

1 stop16h 35mSWISS

Wed 26-818:40LHR - HKG

1 stop15h 00mSWISS

Deal found 17-9HK$5,195

Thu 26-221:45HKG - LHR

1 stop25h 30mFinnair

Fri 6-310:20LHR - HKG

1 stop24h 45mFinnair

Deal found 16-9HK$5,203

Fri 27-222:45HKG - LHR

Nonstop14h 50mBritish Airways

Sun 15-317:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 16-9HK$5,770

Wed 12-1121:00HKG - STN

2 stops23h 05mEmirates

Wed 19-1120:15STN - HKG

1 stop17h 35mEmirates

Deal found 16-9HK$5,910

Thu 20-1100:25HKG - LCY

1 stop16h 55mLufthansa

Mon 24-1117:15LCY - HKG

1 stop15h 10mLufthansa

Deal found 16-9HK$7,217

Tue 18-1123:30HKG - LHR

2 stops25h 10mSWISS

Thu 27-1114:25LHR - HKG

2 stops19h 20mSWISS

Deal found 18-9HK$5,226

Sun 26-1020:20HKG - LTN

2 stops22h 40mMultiple Airlines

Mon 3-1106:50LTN - HKG

2 stops21h 50mMultiple Airlines

Deal found 16-9HK$5,343

Wed 24-1222:45HKG - LHR

Nonstop14h 50mBritish Airways

Fri 9-117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 17-9HK$5,770

Fri 13-323:30HKG - LCY

1 stop16h 25mSWISS

Tue 17-317:45LCY - HKG

1 stop16h 00mSWISS

Deal found 15-9HK$5,296

Thu 20-1121:00HKG - STN

2 stops23h 05mEmirates

Thu 27-1114:05STN - HKG

1 stop23h 45mEmirates

Deal found 16-9HK$5,910

Sun 2-1120:15HKG - LTN

2 stops32h 50mMultiple Airlines

Sun 9-1109:25LTN - HKG

2 stops25h 35mMultiple Airlines

Deal found 18-9HK$5,397

Tue 18-1122:45HKG - LHR

Nonstop14h 50mBritish Airways

Thu 27-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 18-9HK$5,778

Mon 27-1023:30HKG - LCY

1 stop17h 05mSWISS

Sun 9-1119:20LCY - HKG

1 stop14h 25mSWISS

Deal found 17-9HK$5,327

Tue 14-1021:30HKG - STN

2 stops22h 25mEmirates

Tue 4-1114:05STN - HKG

1 stop23h 45mEmirates

Deal found 18-9HK$5,918

Tue 23-1200:25HKG - LHR

1 stop19h 45mMultiple Airlines

Fri 9-113:40LHR - HKG

1 stop17h 10mMultiple Airlines

Deal found 18-9HK$5,770

Wed 5-1122:45HKG - LHR

Nonstop14h 50mBritish Airways

Mon 10-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 18-9HK$5,778

Fri 13-323:30HKG - LGW

2 stops19h 10mSWISS

Tue 17-318:40LGW - HKG

1 stop15h 05mSWISS

Deal found 16-9HK$5,343

Sat 8-1118:05HKG - LGW

1 stop20h 35mEmirates

Fri 14-1120:25LGW - HKG

1 stop17h 25mEmirates

Deal found 16-9HK$5,949

Tue 14-1023:00HKG - LHR

Nonstop14h 30mBritish Airways

Fri 14-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 17-9HK$5,794

Mon 20-1023:15HKG - LCY

1 stop16h 35mSWISS

Tue 4-1119:10LCY - HKG

1 stop14h 35mSWISS

Deal found 17-9HK$5,397

Fri 24-1019:00HKG - LGW

1 stop19h 20mEmirates

Wed 29-1020:25LGW - HKG

1 stop17h 25mEmirates

Deal found 18-9HK$5,957

Tue 4-1107:40HKG - LTN

2 stops22h 10mMultiple Airlines

Fri 14-1111:45LTN - HKG

2 stops23h 35mMultiple Airlines

Deal found 15-9HK$5,965

Thu 16-1023:00HKG - LHR

Nonstop14h 30mBritish Airways

Wed 29-1019:20LHR - HKG

1 stop18h 20mBritish Airways

Deal found 17-9HK$5,949

Tue 14-1021:30HKG - LGW

2 stops22h 05mEmirates

Tue 4-1120:25LGW - HKG

1 stop17h 25mEmirates

Deal found 18-9HK$5,965

Wed 5-1100:25HKG - LHR

1 stop19h 50mMultiple Airlines

Fri 14-1119:20LHR - HKG

1 stop18h 20mMultiple Airlines

Deal found 18-9HK$6,019

Wed 5-1100:25HKG - LHR

1 stop19h 50mMultiple Airlines

Wed 12-1119:20LHR - HKG

1 stop18h 20mMultiple Airlines

Deal found 18-9HK$6,027

Sun 5-1021:30HKG - STN

2 stops22h 25mEmirates

Mon 27-1020:15STN - HKG

1 stop17h 35mEmirates

Deal found 18-9HK$6,159

Wed 15-1023:15HKG - LCY

1 stop20h 15mSWISS

Fri 21-1117:45LCY - HKG

1 stop16h 00mSWISS

Deal found 16-9HK$6,641

Tue 7-1021:30HKG - STN

2 stops22h 25mEmirates

Mon 27-1020:15STN - HKG

1 stop17h 35mEmirates

Deal found 18-9HK$6,159

Direct flights from Hong Kong to London
Explore direct flight options from Hong Kong to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 18 September 2025.

Thu 6-1122:45HKG - LHR

Nonstop14h 50mBritish Airways

Sun 23-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 16-9HK$5,770

Thu 6-1122:45HKG - LHR

Nonstop14h 50mBritish Airways

Wed 12-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 18-9HK$5,778

Mon 13-1023:00HKG - LHR

Nonstop14h 30mBritish Airways

Sun 9-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 18-9HK$5,786

Wed 5-1122:45HKG - LHR

Nonstop14h 50mBritish Airways

Wed 26-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 17-9HK$5,809

Sun 26-1022:45HKG - LHR

Nonstop14h 50mBritish Airways

Mon 3-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 16-9HK$5,848

Sat 8-1122:45HKG - LHR

Nonstop14h 50mBritish Airways

Fri 14-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 16-9HK$5,949

Tue 4-1122:45HKG - LHR

Nonstop14h 50mBritish Airways

Fri 14-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 15-9HK$5,980

Wed 15-1023:00HKG - LHR

Nonstop14h 30mBritish Airways

Fri 21-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 16-9HK$6,097

Fri 17-1023:00HKG - LHR

Nonstop14h 30mBritish Airways

Wed 29-1017:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 16-9HK$6,105

Tue 11-1122:45HKG - LHR

Nonstop14h 50mBritish Airways

Fri 21-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 16-9HK$6,260

Sat 18-1023:00HKG - LHR

Nonstop14h 30mBritish Airways

Wed 5-1117:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 16-9HK$6,268

Last-minute flights from Hong Kong to London
Discover last-minute flight deals from Hong Kong to London. Data last updated 18 September 2025 and is based on user searches.

Thu 2-1023:05HKG - LGW

2 stops31h 00mMultiple Airlines

Sun 5-1009:05LGW - HKG

2 stops31h 40mMultiple Airlines

Deal found 18-9HK$5,078

Mon 6-1018:35HKG - LHR

2 stops30h 10mAir China

Thu 16-1022:00LHR - HKG

1 stop30h 50mAir China

Deal found 18-9HK$5,086

Tue 7-1020:50HKG - LHR

1 stop29h 40mMultiple Airlines

Thu 16-1022:00LHR - HKG

1 stop30h 50mMultiple Airlines

Deal found 18-9HK$5,024

Tue 7-1016:55HKG - LHR

1 stop33h 35mMultiple Airlines

Sat 18-1022:00LHR - HKG

1 stop30h 50mMultiple Airlines

Deal found 17-9HK$5,063

Thu 9-1007:30HKG - LHR

1 stop18h 10mMultiple Airlines

Mon 20-1021:00LHR - HKG

1 stop18h 45mMultiple Airlines

Deal found 17-9HK$5,032

Thu 9-1014:40HKG - LHR

2 stops22h 40mMultiple Airlines

Sun 26-1020:25LHR - HKG

1 stop16h 25mMultiple Airlines

Deal found 18-9HK$5,078

Mon 13-1015:15HKG - STN

3 stops30h 05mMultiple Airlines

Wed 29-1014:45STN - HKG

2 stops20h 20mMultiple Airlines

Deal found 17-9HK$5,032

Thu 16-1014:40HKG - LHR

2 stops22h 40mMultiple Airlines

Thu 23-1022:00LHR - HKG

1 stop30h 50mMultiple Airlines

Deal found 18-9HK$5,055

Fri 17-1007:30HKG - LGW

3 stops35h 45mMultiple Airlines

Fri 24-1009:15LGW - HKG

2 stops31h 30mMultiple Airlines

Deal found 16-9HK$5,063

Sat 18-1023:25HKG - LHR

1 stop16h 15mLufthansa

Sun 1-319:30LHR - HKG

1 stop36h 55mLufthansa

Deal found 17-9HK$5,016

Mon 20-1007:30HKG - LGW

3 stops32h 00mMultiple Airlines

Tue 4-1107:00LGW - HKG

2 stops21h 40mMultiple Airlines

Deal found 17-9HK$5,024

Thu 30-1007:40HKG - LHR

1 stop17h 50mChina Eastern

Fri 7-1121:00LHR - HKG

1 stop35h 20mChina Eastern

Deal found 17-9HK$5,039

One-way flights from Hong Kong to London
Search for one-way flight options from Hong Kong to London. Find affordable one-way fares based on user searches. Data last updated 18 September 2025.

Fri 24-1018:35HKG - LHR

2 stops32h 40mAir China

Deal found 16-9HK$2,551

Thu 2-1020:05HKG - STN

2 stops50h 25mMultiple Airlines

Deal found 16-9HK$2,551

Sun 26-1013:40HKG - LGW

1 stop24h 50mChina Eastern

Deal found 16-9HK$2,551

Sun 26-1015:25HKG - LTN

2 stops30h 35mMultiple Airlines

Deal found 18-9HK$2,559

Fri 19-1218:25HKG - LHR

2 stops31h 05mChina Eastern

Deal found 16-9HK$2,559

Tue 2-1207:50HKG - LGW

2 stops36h 30mMultiple Airlines

Deal found 18-9HK$2,559

Mon 6-1018:35HKG - LHR

2 stops30h 10mAir China

Deal found 16-9HK$2,566

Tue 23-907:55HKG - LGW

3 stops53h 40mMultiple Airlines

Deal found 17-9HK$2,566

Sun 2-1113:30HKG - LTN

3 stops54h 45mMultiple Airlines

Deal found 17-9HK$2,574

Mon 10-1121:05HKG - LHR

2 stops28h 25mMultiple Airlines

Deal found 16-9HK$2,574

Thu 16-1020:05HKG - STN

2 stops35h 40mMultiple Airlines

Deal found 16-9HK$2,574

Mon 6-1015:05HKG - LGW

2 stops48h 10mMultiple Airlines

Deal found 16-9HK$2,574

Fly from

Fly to

Route

Departure

Return

Price

Hong KongLondon

HKG - LTN

HKGLTN

Hong Kong Intl

Sun 16-11

17:50-21:05

2 stops35h 15m

London Luton

Thu 20-11

09:15-19:00

2 stops25h 45m

HK$5,140

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 5-3

23:30-08:05

1 stop16h 35m

London Heathrow

Wed 26-8

18:40-16:40

1 stop15h 00m

HK$5,195

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 26-2

21:45-15:15

1 stop25h 30m

London Heathrow

Fri 6-3

10:20-19:05

1 stop24h 45m

HK$5,203

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 18-11

23:30-16:40

2 stops25h 10m

London Heathrow

Thu 27-11

14:25-17:45

2 stops19h 20m

HK$5,226

Hong KongLondon

HKG - LCY

HKGLCY

Hong Kong Intl

Fri 13-3

23:30-07:55

1 stop16h 25m

London City

Tue 17-3

17:45-17:45

1 stop16h 00m

HK$5,296

Hong KongLondon

HKG - LCY

HKGLCY

Hong Kong Intl

Mon 27-10

23:30-08:35

1 stop17h 05m

London City

Sun 9-11

19:20-17:45

1 stop14h 25m

HK$5,327

Hong KongLondon

HKG - LTN

HKGLTN

Hong Kong Intl

Sun 26-10

20:20-11:00

2 stops22h 40m

London Luton

Mon 3-11

06:50-12:40

2 stops21h 50m

HK$5,343

Hong KongLondon

HKG - LGW

HKGLGW

Hong Kong Intl

Fri 13-3

23:30-10:40

2 stops19h 10m

London Gatwick

Tue 17-3

18:40-17:45

1 stop15h 05m

HK$5,343

Hong KongLondon

HKG - LTN

HKGLTN

Hong Kong Intl

Sun 2-11

20:15-21:05

2 stops32h 50m

London Luton

Sun 9-11

09:25-19:00

2 stops25h 35m

HK$5,397

Hong KongLondon

HKG - LCY

HKGLCY

Hong Kong Intl

Mon 20-10

23:15-08:50

1 stop16h 35m

London City

Tue 4-11

19:10-17:45

1 stop14h 35m

HK$5,397

Flights are sorted by cheapest return flights first.

Deals found on 18-9

Showing 1-10 of 60 results

...

Best time to book a flight from Hong Kong to London

Have a flexible travel schedule? Discover the best time to fly to London from Hong Kong with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to London

How far ahead should I book a flight from Hong Kong to London?

Booking 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hong Kong to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Hong Kong to London?

Currently, February is the cheapest month in which you can book a flight from Hong Kong to London (average of HK$553). Flying from Hong Kong to London in August is currently the most expensive (average of HK$937). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HK to LON?

Unlike in the morning, when flights are generally more expensive, you can save up to 24% on flights from Hong Kong to London by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Hong Kong to London?

Travellers seeking maximum savings on their Hong Kong to London flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Hong Kong to London

The most flights from HK0 to LON are scheduled on a Tuesday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing London

Check out reviews from past customers who have flown with Cathay Pacific, SWISS, andAir China from Hong Kong to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Cathay Pacific

7.6

Good

998 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Cathay Pacific

7.6

Good

998 reviews

Cathay Pacific

7.6

Good

998 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

SWISS

7.6

Good

1,737 reviews

Cathay Pacific

7.6

Good

998 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Air China

7.3

Good

101 reviews

Cathay Pacific

7.6

Good

998 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

China Eastern

7.2

Good

166 reviews

Cathay Pacific

7.6

Good

998 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

British Airways

6.7

Okay

7,373 reviews

Cathay Pacific

7.6

Good

998 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Related info for your journey

How long is the flight from Hong Kong to London?
Airlines like SWISS, Finnair, and British Airways fly from Hong Kong to London in about 14h 50m. The time it takes to get you to your destination can typically vary by up to 10h 40m. Hong Kong and London are separated by a distance of 9624 km. This flight may include one or multiple stops.
What are the cheapest airlines flying from Hong Kong to London round-trip?
According to our current data, SWISS (HK$2,691), China Southern (HK$3,092), and Lufthansa (HK$3,095) offers the cheapest pricing from Hong Kong to London. SWISS is currently priced 56% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Hong Kong to London one-way?
The cheapest airline one-way is Air China, with whom users have recently found tickets for as low as HK$2,947. However, be on the lookout for offers from China Eastern and Lufthansa, as they are both options that can get you from Hong Kong to London for a low price.
What are the most popular routes from Hong Kong to London?
Most travellers choose Hong Kong Intl - London Heathrow, Hong Kong Intl - London Gatwick or Hong Kong Intl - London Stansted when deciding on the best route from Hong Kong to London.
What are the most reliable airlines from Hong Kong to London?
No one likes to see their flight delayed. When booking a flight from Hong Kong to London consider choosing Iberia(70%), British Airways(70%) or Cathay Pacific(60%), as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Hong Kong to London?
On average you can expect to pay HK$25,489 for a flight from Hong Kong to London. The cheapest flight overall is HK$4,336 while the most popular route, (Hong Kong Intl - London Heathrow) is currently priced at HK$4,339.
Can I find deals for flights from Hong Kong to London that include hotel bookings?
Yes. In addition to deals on Hong Kong to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Hong Kong to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to London.
Can I find deals for business class flights from Hong Kong to London?
Yes. Cheapflights offers flight deals from Hong Kong to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Hong Kong to London?
Currently, February is the cheapest month in which you can book a flight from Hong Kong to London (average of HK$553). Flying from Hong Kong to London in August is currently the most expensive (average of HK$937). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Hong Kong to London

Hong Kong to Heathrow flights

Hong Kong to Gatwick flights

Hong Kong to Stansted flights

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Hong Kong to Southampton flights

Hong Kong to Darlington flights

Top 10 airlines flying from Hong Kong to London

Airline	Cheapest	Average	Flexibility	On-time
SWISS	CheapestHK$2,691	AverageHK$6,225	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
China Southern	CheapestHK$3,092	AverageHK$4,977	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Lufthansa	CheapestHK$3,095	AverageHK$5,252	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
China Eastern	CheapestHK$3,470	AverageHK$5,795	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Air China	CheapestHK$3,654	AverageHK$6,439	FlexibilityNo cancel fee	On-time67%	Search Air China flights
Finnair	CheapestHK$4,169	AverageHK$5,409	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Air France	CheapestHK$4,567	AverageHK$5,389	FlexibilityNo cancel fee	On-time77%	Search Air France flights
KLM	CheapestHK$4,568	AverageHK$5,781	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Turkish Airlines	CheapestHK$4,724	AverageHK$5,944	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
Singapore Airlines	CheapestHK$5,317	AverageHK$6,296	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights

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How does Cheapflights help users find flights from Hong Kong to London?

Cheapflights helps you search for flights from Hong Kong to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to London?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Hong Kong.

Can Cheapflights find flights from Hong Kong to London with no change fees?

Need flexible booking options for your flight to London from Hong Kong? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Hong Kong to London become cheaper?

Yes! Start tracking prices for Hong Kong to London flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Hong Kong to London from HK$2,551

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24-10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Hong Kong to London are usually found in November or December, booked 31 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Hong Kong to London

Keep the following information in mind while searching for Hong Kong to London flight deals. Data was last updated 18 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Hong Kong to London

Cheapest flights from Hong Kong to LondonExplore the most affordable flight options available from Hong Kong to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Explore the most affordable flight options available from Hong Kong to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hong Kong to London that are best for you.

Best time to book a flight from Hong Kong to London

Have a flexible travel schedule? Discover the best time to fly to London from Hong Kong with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to London

How far ahead should I book a flight from Hong Kong to London?

Use this chart to determine the optimal time to book a return flight from Hong Kong to London. Price data was last updated on 12 September 2025.

What is the cheapest month to book a flight from Hong Kong to London?

What is the cheapest time of day to fly from HK to LON?

Find hourly flight availability from Hong Kong to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 September 2025.

What is the cheapest day to fly from Hong Kong to London?

Use this chart to determine the cheapest time to fly return from Hong Kong to London. Price data was last updated on 18 November 2024.

Weekly flight availability from Hong Kong to London

Explore weekly flight availability from Hong Kong to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 18 September 2025.

Reviews of airlines servicing London

Check out reviews from past customers who have flown with Cathay Pacific, SWISS, andAir China from Hong Kong to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Hong Kong to London?

What are the cheapest airlines flying from Hong Kong to London round-trip?

What are the cheapest airlines to fly from Hong Kong to London one-way?

What are the most popular routes from Hong Kong to London?

What are the most reliable airlines from Hong Kong to London?

What are the cheapest flights from Hong Kong to London?

Can I find deals for flights from Hong Kong to London that include hotel bookings?

How can I find direct flights from Hong Kong to London?

Can I find deals for business class flights from Hong Kong to London?

What is the cheapest month to book a flight from Hong Kong to London?

Travelling to a place near London?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Hong Kong to London

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Hong Kong to London

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Hong Kong to London?

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to London?

Can Cheapflights find flights from Hong Kong to London with no change fees?

Can Cheapflights notify me if prices for flights from Hong Kong to London become cheaper?

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Cheapest flights from Hong Kong to London
Explore the most affordable flight options available from Hong Kong to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.