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.
HKG — LON
18 Oct — 25 Oct1
1 adult
1 adult, Economy

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

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
  • Lufthansa
  • 18-10-1-3
  • 2 total stops
  • 53h 10m total
  • Hong Kong to London
Air China
  • Air China
  • 24-10
  • 2 total stops
  • 32h 40m total
  • Hong Kong to London
Highest demand for flights based on searches. 2% potential increase in price (HK$999 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (HK$704 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from Hong Kong to London (LON).
Price to beat on a one-way flight from Hong Kong to London (LON).

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

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 70,647 searches. Data last updated 18 September 2025.
Use the filters below to find and compare flights from Hong Kong to London that are best for you.

Fly from

Hong Kong

Fly to

London

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
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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?

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.

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?

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.

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?

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.

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

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.

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

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 18 September 2025.
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.

Overall

7.6

Boarding

7.9

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

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 .

Overall

7.6

Boarding

7.9

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

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 .

Overall

7.6

Boarding

7.9

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

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 .

Overall

7.6

Boarding

7.9

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

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 .

Overall

7.6

Boarding

7.9

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

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 .

Overall

7.6

Boarding

7.9

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

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

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?

    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?

  • 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.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Kingston upon Thames
Slough
Buckingham
Gatwick
Richmond
Wembley
Hatfield
Guildford
Maidstone
Enfield
Luton
Croydon
Hounslow
Newmarket
Southall

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Hong Kong to London

Discover the top 10 airlines that operate flights from Hong Kong to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 70,647 searches. Data last updated 18 September 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapestHK$2,691AverageHK$6,225FlexibilityNo cancel feeOn-time79%
Search SWISS flights
China SouthernCheapestHK$3,092AverageHK$4,977FlexibilityNo cancel feeOn-time69%
Search China Southern flights
LufthansaCheapestHK$3,095AverageHK$5,252FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
China EasternCheapestHK$3,470AverageHK$5,795FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapestHK$3,654AverageHK$6,439FlexibilityNo cancel feeOn-time67%
Search Air China flights
FinnairCheapestHK$4,169AverageHK$5,409FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air FranceCheapestHK$4,567AverageHK$5,389FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapestHK$4,568AverageHK$5,781FlexibilityNo cancel feeOn-time75%
Search KLM flights
Turkish AirlinesCheapestHK$4,724AverageHK$5,944FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Singapore AirlinesCheapestHK$5,317AverageHK$6,296FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

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?

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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