Cheap flights from Hong Kong to London from HK$2,176

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 20-11. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — LON
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Hong Kong Intl to London are usually found in November or December, booked 70 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Hong Kong to London

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 24 October 2025.

Round-trip from

HK$4,678

One-way from

HK$2,176

Popular in

April

Cheapest in

November

Average price

HK$6,038

Good round-trip deal

HK$6,518 or less

Good one-way deal

HK$4,870 or less
KLM
  • KLM
  • 23-3-6-4
  • 2 total stops
  • 34h 35m total
  • Hong Kong to London
Air China
  • Air China
  • 20-11
  • 1 total stop
  • 27h 40m total
  • Hong Kong to London
Highest demand for flights based on searches. 0% potential increase in price (HK$231 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (HK$639 potential savings vs. average return price).
Average for round-trip flights in October 2025
Price to beat on a round-trip flight from Hong Kong Intl to London (LON).
Price to beat on a one-way flight from Hong Kong Intl to London (LON).

Find flight deals from Hong Kong to London

Enter your travel dates to find the best prices.

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 24 October 2025.

Mon 10-1123:30HKG - LHR
1 stop16h 35mSWISS
Tue 18-1109:00LHR - HKG
2 stops24h 45mSWISS
Deal found 23-10HK$4,685
Mon 10-1119:35HKG - LGW
2 stops33h 25mMultiple Airlines
Tue 18-1121:40LGW - HKG
2 stops26h 50mMultiple Airlines
Deal found 23-10HK$4,685
Sun 30-1120:55HKG - LHR
2 stops29h 00mMultiple Airlines
Thu 4-1221:35LHR - HKG
1 stop30h 30mMultiple Airlines
Deal found 24-10HK$4,693
Fri 14-1119:35HKG - LGW
2 stops30h 55mMultiple Airlines
Thu 20-1112:50LGW - HKG
2 stops35h 40mMultiple Airlines
Deal found 24-10HK$4,693
Sun 30-1117:50HKG - LHR
1 stop32h 00mAir China
Thu 4-1221:35LHR - HKG
1 stop30h 30mAir China
Deal found 22-10HK$4,701
Sun 30-1115:25HKG - LGW
1 stop30h 35mChina Eastern
Thu 4-1210:30LGW - HKG
1 stop17h 00mChina Eastern
Deal found 24-10HK$4,701
Wed 5-1118:10HKG - LHR
2 stops31h 20mMultiple Airlines
Sun 23-1120:25LHR - HKG
1 stop16h 25mMultiple Airlines
Deal found 24-10HK$4,724
Thu 4-1214:35HKG - STN
2 stops33h 30mMultiple Airlines
Fri 12-1205:55STN - HKG
2 stops23h 10mMultiple Airlines
Deal found 23-10HK$4,724
Mon 8-1220:15HKG - LGW
3 stops27h 10mMultiple Airlines
Mon 15-1207:00LGW - HKG
2 stops21h 05mMultiple Airlines
Deal found 24-10HK$4,724
Thu 30-1018:35HKG - LHR
2 stops31h 00mMultiple Airlines
Tue 25-1122:10LHR - HKG
1 stop29h 55mMultiple Airlines
Deal found 22-10HK$4,732
Tue 4-1115:25HKG - LGW
1 stop30h 35mChina Eastern
Sun 23-1110:30LGW - HKG
1 stop17h 00mChina Eastern
Deal found 22-10HK$4,732
Wed 3-1223:25HKG - LCY
1 stop17h 25mKLM
Sun 7-1217:50LCY - HKG
1 stop14h 30mKLM
Deal found 24-10HK$4,740

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 24 October 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 - LHR

HKGLHR

Hong Kong Intl

Mon 23-3

23:25-10:45

1 stop19h 20m

London Heathrow

Mon 6-4

17:10-15:25

1 stop15h 15m

HK$4,678

Hong KongLondon

HKG - LCY

HKGLCY

Hong Kong Intl

Wed 3-12

23:25-09:30

1 stop18h 05m

London City

Sun 7-12

17:50-16:20

1 stop14h 30m

HK$4,748

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 1-12

22:40-07:55

1 stop17h 15m

London Heathrow

Mon 8-12

15:45-18:30

2 stops18h 45m

HK$4,802

Hong KongLondon

HKG - LTN

HKGLTN

Hong Kong Intl

Wed 19-11

20:15-20:55

2 stops32h 40m

London Luton

Wed 26-11

09:15-20:50

2 stops27h 35m

HK$4,825

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 30-3

20:55-17:05

1 stop27h 10m

London Heathrow

Fri 10-4

07:30-17:40

1 stop27h 10m

HK$4,911

Hong KongLondon

HKG - LCY

HKGLCY

Hong Kong Intl

Thu 13-11

23:30-08:45

1 stop17h 15m

London City

Thu 27-11

19:10-17:45

1 stop14h 35m

HK$4,973

Hong KongLondon

HKG - LGW

HKGLGW

Hong Kong Intl

Mon 22-12

12:30-06:30

1 stop26h 00m

London Gatwick

Tue 30-12

10:30-11:05

2 stops40h 35m

HK$5,113

Hong KongLondon

HKG - LCY

HKGLCY

Hong Kong Intl

Thu 6-11

23:30-08:45

1 stop17h 15m

London City

Sun 16-11

19:20-17:45

1 stop14h 25m

HK$5,113

Hong KongLondon

HKG - LTN

HKGLTN

Hong Kong Intl

Mon 8-12

08:30-20:55

2 stops20h 25m

London Luton

Mon 15-12

09:15-19:00

2 stops25h 45m

HK$5,128

Hong KongLondon

HKG - LGW

HKGLGW

Hong Kong Intl

Fri 13-3

23:30-17:50

1 stop26h 20m

London Gatwick

Tue 17-3

18:40-17:45

1 stop15h 05m

HK$5,144

Flights are sorted by cheapest return flights first.

Deals found on 22-10

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 17 October 2025.

Booking 70 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, August is the cheapest month in which you can book a flight from Hong Kong to London (average of HK$909). Flying from Hong Kong to London in September is currently the most expensive (average of HK$5,292). 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 HKG 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 24 October 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 14% on flights from Hong Kong to London by exploring options for tickets in the morning.

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 Wednesday at midday when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from Hong Kong to London?

What’s the top stopover airport for flights from Hong Kong to London?

Share of one-stop return flights from Hong Kong to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Zurich (ZRH) – chosen by Cheapflights users on 20% of one-stop itineraries from Hong Kong to London on Cheapflights.

What’s the cheapest stopover airport for flights from Hong Kong to London?

Average return fare for one-stop flights from Hong Kong to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Chengdu (TFU) is the most affordable one-stop option, with an average return flight price of HK$5,188.

What’s the fastest stopover option from Hong Kong to London?

Shortest average travel time for one-stop one-way flights from Hong Kong to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for one-stop routes: 16h 15m.

Which airport typically offers the quickest stopover for flights from Hong Kong to London?

Average stopover duration for one-stop one-way flights from Hong Kong to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average stopover time of 1h 30m.

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 24 October 2025.
Read through reviews of airlines operating flights from Hong Kong to London, such as Cathay Pacific, SWISS, andChina Eastern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.1

Food

7.3

Boarding

7.9

Comfort

7.6

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

Crew

8.1

Food

7.3

Boarding

7.9

Comfort

7.6

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

Crew

8.1

Food

7.3

Boarding

7.9

Comfort

7.6

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

Crew

8.1

Food

7.3

Boarding

7.9

Comfort

7.6

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

Crew

8.1

Food

7.3

Boarding

7.9

Comfort

7.6

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

Crew

8.1

Food

7.3

Boarding

7.9

Comfort

7.6

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

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.
  • What airport do you fly from for flights from Hong Kong to London?

    Hong Kong Intl (HKG), located 26.0 km from the city centre, is the airport you fly out of when you book flights from Hong Kong to London. 16 airlines have flights from Hong Kong Intl to London on a regular basis. Booking flights from Hong Kong Intl to London should not be difficult; the airport handles an average of 3 outbound flights to London per day.

  • How long is the flight from Hong Kong to London?

    Airlines like KLM, Finnair, and SWISS fly from Hong Kong to London in about 17h 15m. The time it takes to get you to your destination can typically vary by up to 9h 55m. Hong Kong and London are separated by a distance of 9592 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$2,679), Lufthansa (HK$3,095), and China Southern (HK$3,154) 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 Finnair, with whom users have recently found tickets for as low as HK$2,859. However, be on the lookout for offers from SWISS 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?

    Consider Iberia (77%), British Airways (77%) or Cathay Pacific (56%) when booking your flight. These represent the most reliable airlines when flying from Hong Kong to London.

  • What are the cheapest flights from Hong Kong to London?

    Looking at all options, your cheapest flight can be booked for HK$3,932. While the most popular route (Hong Kong Intl - London Heathrow) can be booked for HK$4,149 on average, our data indicates HK$25,728 when flying from Hong Kong to London.

  • Where are the most common stopover locations when flying from Hong Kong to London?

  • Where are the least popular stopover locations for Hong Kong to London flights?

  • 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, August is the cheapest month in which you can book a flight from Hong Kong to London (average of HK$909). Flying from Hong Kong to London in September is currently the most expensive (average of HK$5,292). 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
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Slough
Buckingham
Gatwick
Richmond
Wembley
Hatfield
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Luton
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Newmarket
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Fly from Hong Kong to London on these airlines

Choose from the following airlines for your flight from Hong Kong to London. Flights are based on user searches made on Cheapflights and were last updated on 24 October 2025.

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 24 October 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapestHK$2,679AverageHK$6,381FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapestHK$3,095AverageHK$5,402FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
China SouthernCheapestHK$3,154AverageHK$5,105FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapestHK$3,519AverageHK$6,023FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
FinnairCheapestHK$4,147AverageHK$5,428FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapestHK$4,487AverageHK$5,796FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapestHK$4,563AverageHK$5,524FlexibilityNo cancel feeOn-time77%
Search Air France flights
Turkish AirlinesCheapestHK$4,720AverageHK$5,616FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air ChinaCheapestHK$4,776AverageHK$6,395FlexibilityNo cancel feeOn-time67%
Search Air China flights
Singapore AirlinesCheapestHK$5,313AverageHK$6,308FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

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

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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?

Of course! You can now track prices for flights from Hong Kong to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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