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Cheap flights from Hong Kong to London Heathrow Airport from £188

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 24/2. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — LHR
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Hong Kong Intl to London Heathrow are usually found in February or March, booked 23 days in advance, depart on a Monday or Wednesday and return on a Sunday

Find flight deals from Hong Kong to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to Heathrow
Explore the most affordable flight options available from Hong Kong to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 November 2025.

Thu 4/1209:35HKG - LHR
1 stop15h 55mMultiple Airlines
Wed 31/1221:00LHR - HKG
1 stop30h 25mMultiple Airlines
Deal found 26/11£464
Tue 25/1122:40HKG - LHR
1 stop17h 15mAir France
Wed 3/1209:00LHR - HKG
1 stop25h 30mAir France
Deal found 25/11£466
Sun 7/1218:25HKG - LHR
2 stops31h 05mMultiple Airlines
Wed 31/1219:45LHR - HKG
1 stop29h 25mMultiple Airlines
Deal found 26/11£467
Sat 13/1208:30HKG - LHR
1 stop18h 05mChina Southern
Tue 13/121:30LHR - HKG
1 stop17h 30mChina Southern
Deal found 26/11£468
Thu 27/1110:30HKG - LHR
1 stop16h 25mAir China
Thu 4/1221:35LHR - HKG
1 stop34h 20mAir China
Deal found 26/11£470
Tue 16/1219:35HKG - LHR
1 stop19h 05mMultiple Airlines
Mon 5/121:00LHR - HKG
2 stops41h 45mMultiple Airlines
Deal found 26/11£470
Mon 15/1219:35HKG - LHR
1 stop19h 05mMultiple Airlines
Mon 5/121:00LHR - HKG
2 stops41h 45mMultiple Airlines
Deal found 26/11£471
Mon 15/1217:30HKG - LHR
2 stops32h 00mChina Eastern
Thu 15/121:00LHR - HKG
1 stop16h 05mChina Eastern
Deal found 26/11£472
Thu 4/1217:50HKG - LHR
1 stop30h 05mAir China
Tue 16/1222:10LHR - HKG
1 stop29h 55mAir China
Deal found 23/11£473
Wed 3/1223:25HKG - LHR
1 stop24h 40mKLM
Sun 7/1211:45LHR - HKG
1 stop20h 35mKLM
Deal found 26/11£473
Thu 25/1219:35HKG - LHR
1 stop24h 30mEtihad Airways
Sat 10/113:55LHR - HKG
1 stop34h 35mEtihad Airways
Deal found 24/11£476
Thu 18/1218:35HKG - LHR
2 stops31h 00mMultiple Airlines
Thu 8/121:00LHR - HKG
1 stop16h 05mMultiple Airlines
Deal found 26/11£476

Cheap flight deals from Hong Kong to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Heathrow (LHR). 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 27 November 2025.

Round-trip from

£465

One-way from

£188

Popular in

January

Cheapest in

February

Average price

£604

Good round-trip deal

£592 or less

Good one-way deal

£467 or less
Air China
  • Air China
  • 15/1-28/1
  • 3 total stops
  • 47h 25m total
  • Hong Kong to London
Search Deals
Air China
  • Air China
  • 24/2
  • 1 total stop
  • 30h 15m total
  • Hong Kong to London
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Hong Kong Intl to London Heathrow.
Search Deals
Price to beat on a one-way flight from Hong Kong Intl to London Heathrow.
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong to Heathrow 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 858,174 searches. Data last updated 27 November 2025.
Use the filters below to find and compare flights from Hong Kong to London Heathrow Airport that are best for you.

Fly from

Hong Kong

Fly to

Heathrow

Route

Depart

Return

Price

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Fri 16/1

23:30-11:15

1 stop19h 45m

London Heathrow

Sun 25/1

18:40-17:45

1 stop15h 05m

£481

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 30/3

20:55-20:40

1 stop30h 45m

London Heathrow

Fri 10/4

16:10-17:40

1 stop18h 30m

£520

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 11/3

23:30-13:40

2 stops22h 10m

London Heathrow

Wed 18/3

18:40-17:45

1 stop15h 05m

£520

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Fri 22/5

20:55-17:05

1 stop27h 10m

London Heathrow

Sat 6/6

07:30-17:40

1 stop27h 10m

£536

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 25/2

23:30-13:40

2 stops22h 10m

London Heathrow

Sun 1/3

20:05-17:45

1 stop37h 40m

£546

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 29/1

23:30-13:40

2 stops22h 10m

London Heathrow

Tue 9/6

14:25-16:40

2 stops19h 15m

£549

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 11/3

22:45-05:35

Nonstop14h 50m

London Heathrow

Wed 18/3

17:55-14:50

Nonstop12h 55m

£564

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 18/2

23:30-13:40

2 stops22h 10m

London Heathrow

Wed 18/3

20:05-17:45

1 stop37h 40m

£570

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 10/3

01:40-15:15

2 stops45h 35m

London Heathrow

Wed 18/3

10:20-19:05

1 stop24h 45m

£589

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 16/12

23:30-13:40

2 stops22h 10m

London Heathrow

Wed 7/1

18:40-17:45

1 stop15h 05m

£604

Flights are sorted by cheapest return flights first.

Deals found on 26/11

Showing 1-10 of 21 results
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Best time to book a flight from Hong Kong to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Use this chart to determine the optimal time to book a return flight from Hong Kong to Heathrow. Price data was last updated on 21 November 2025.

The best time to book flights from Hong Kong to London Heathrow Airport is 23 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Hong Kong to London Heathrow Airport (average of £344). Flying from Hong Kong to London Heathrow Airport in September is currently the most expensive (average of £520). 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 LHR?

Find hourly flight availability from Hong Kong to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 November 2025.

It’s typically best to fly out from Hong Kong to London Heathrow Airport in the afternoon. Doing so could potentially save you 17% on the flight price compared to flying in the evening, which is usually more expensive.

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

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 27 November 2025.
See what other customers who have flown with Cathay Pacific, SWISS, andAir China from Hong Kong to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,072 reviews
Check prices

Food

7.3

Crew

8.1

Overall

7.6

Boarding

7.9

Entertainment

7.8

Comfort

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.
Cathay Pacific
7.6
Good
1,072 reviews
Cathay Pacific
7.6
Good
1,072 reviews
Check prices

Food

7.3

Crew

8.1

Overall

7.6

Boarding

7.9

Entertainment

7.8

Comfort

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.
SWISS
7.5
Good
1,797 reviews
Cathay Pacific
7.6
Good
1,072 reviews
Check prices

Food

7.3

Crew

8.1

Overall

7.6

Boarding

7.9

Entertainment

7.8

Comfort

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.
Air China
7.2
Good
126 reviews
Cathay Pacific
7.6
Good
1,072 reviews
Check prices

Food

7.3

Crew

8.1

Overall

7.6

Boarding

7.9

Entertainment

7.8

Comfort

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.
Lufthansa
6.8
Okay
7,594 reviews
Cathay Pacific
7.6
Good
1,072 reviews
Check prices

Food

7.3

Crew

8.1

Overall

7.6

Boarding

7.9

Entertainment

7.8

Comfort

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.
British Airways
6.7
Okay
7,539 reviews
Cathay Pacific
7.6
Good
1,072 reviews
Check prices

Food

7.3

Crew

8.1

Overall

7.6

Boarding

7.9

Entertainment

7.8

Comfort

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 Heathrow. 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 Heathrow?

    Hong Kong Intl (HKG) is the airport you will fly out of if you book a flight from Hong Kong to London Heathrow. You should not have trouble finding flights to London Heathrow from Hong Kong Intl; the airport handles an average of 7 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 12 airlines have flights from the Hong Kong airport to London Heathrow. It is only a 16.2 mi journey to Hong Kong Intl (HKG) from Hong Kong’s city center.

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

    For as low as £481, SWISS can have you in London Heathrow Airport from Hong Kong in 19h 45m. There are 5980 mi between Hong Kong and London Heathrow Airport. This flight may include one or multiple stops.

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

    SWISS, at £277, was found to be the cheapest airline from Hong Kong to London Heathrow Airport.Alternate airlines flying return to your destination include Lufthansa and China Southern. Users have found that SWISS is 58% cheaper than the other options available to this destination.

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

    Consider Iberia (89%), British Airways (89%) or Cathay Pacific (58%) when booking your flight. These represent the most reliable airlines when flying from Hong Kong to London Heathrow Airport.

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

    While on average a flight from Hong Kong to London Heathrow Airport is generally £1,845, our data shows the cheapest flight currently is £383. When looking at the most popular route, (Hong Kong Intl - London Heathrow), you can expect to pay £395 for that flight.

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

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

  • How can I find direct flights from Hong Kong to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Hong Kong to Heathrow 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 Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Hong Kong to London Heathrow Airport (average of £344). Flying from Hong Kong to London Heathrow Airport in September is currently the most expensive (average of £520). 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Slough
Croydon
Hounslow
Northampton
Gatwick
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Brentford
Winchester
Swindon
Crawley
Romford
Chichester
Bedford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Hong Kong to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong to Gatwick flights
Hong Kong to Stansted flights
Hong Kong to London City flights
Hong Kong to Luton flights

Top 10 airlines flying from Hong Kong to Heathrow

Discover the top 10 airlines that operate flights from Hong Kong to Heathrow. 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 858,174 searches. Data last updated 27 November 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£277Average£423FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£350Average£531FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
China SouthernCheapest£402Average£590FlexibilityNo cancel feeOn-time69%
Search China Southern flights
FinnairCheapest£417Average£496FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air ChinaCheapest£438Average£649FlexibilityNo cancel feeOn-time67%
Search Air China flights
Turkish AirlinesCheapest£439Average£552FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Thai AirwaysCheapest£477Average£603FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
China EasternCheapest£480Average£586FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
KLMCheapest£499Average£520FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£553Average£686FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Heathrow?

Cheapflights helps you search for flights from Hong Kong to Heathrow 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 Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Hong Kong by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Hong Kong to Heathrow flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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