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Cheap flights from Hong Kong to London Heathrow Airport from HK$2,441

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 10-10. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — LHR
19 Jul — 26 Jul1
1 adult

Cheapflights Tip: The best prices from Hong Kong Intl to London Heathrow are usually found in November or October, booked 32 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

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 14 July 2025.

Round-trip from

HK$5,361

One-way from

HK$2,441

Popular in

January

Cheapest in

November

Average price

HK$7,520

Good round-trip deal

HK$7,009 or less

Good one-way deal

HK$4,867 or less
Finnair
  • Finnair
  • 17-9-22-10
  • 2 total stops
  • 57h 55m total
  • Hong Kong to London
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Air China
  • Air China
  • 10-10
  • 1 total stop
  • 33h 45m total
  • Hong Kong to London
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (HK$879 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Hong Kong Intl to London Heathrow.
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Price to beat on a one-way flight from Hong Kong Intl to London Heathrow.
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Find flight deals from Hong Kong to Heathrow

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 14 July 2025.

Wed 17-920:55HKG - LHR
1 stop30h 45mFinnair
Wed 22-1007:30LHR - HKG
1 stop27h 10mFinnair
Deal found 12-7HK$5,361
Sun 21-922:45HKG - LHR
1 stop19h 00mMultiple Airlines
Sun 15-217:35LHR - HKG
1 stop16h 55mMultiple Airlines
Deal found 12-7HK$5,377
Thu 11-923:15HKG - LHR
1 stop29h 30mSWISS
Sun 23-1107:00LHR - HKG
2 stops26h 05mSWISS
Deal found 12-7HK$5,393
Sun 21-922:45HKG - LHR
1 stop17h 15mKLM
Tue 27-115:45LHR - HKG
1 stop16h 35mKLM
Deal found 12-7HK$5,401
Mon 18-808:30HKG - LHR
1 stop16h 35mChina Southern
Sun 7-921:00LHR - HKG
1 stop18h 45mChina Southern
Deal found 13-7HK$5,416
Wed 10-923:25HKG - LHR
2 stops26h 00mLufthansa
Tue 23-915:30LHR - HKG
1 stop17h 15mLufthansa
Deal found 12-7HK$5,432
Fri 17-1008:30HKG - LHR
1 stop19h 00mAir China
Tue 28-1017:40LHR - HKG
1 stop20h 25mAir China
Deal found 12-7HK$5,495
Wed 10-910:15HKG - LHR
1 stop16h 15mHainan Airlines
Fri 26-922:00LHR - HKG
1 stop28h 05mHainan Airlines
Deal found 13-7HK$5,589
Mon 27-1022:45HKG - LHR
Nonstop14h 50mBritish Airways
Sun 9-1117:55LHR - HKG
Nonstop12h 55mBritish Airways
Deal found 13-7HK$5,707
Mon 22-922:20HKG - LHR
1 stop30h 05mAir France
Mon 29-919:45LHR - HKG
1 stop14h 45mAir France
Deal found 13-7HK$5,715
Tue 29-707:30HKG - LHR
1 stop18h 10mChina Eastern
Tue 12-821:20LHR - HKG
1 stop15h 55mChina Eastern
Deal found 13-7HK$5,832

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 70,647 searches. Data last updated 14 July 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

Departure

Return

Price

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 17-9

20:55-20:40

1 stop30h 45m

London Heathrow

Wed 22-10

07:30-17:40

1 stop27h 10m

HK$5,361

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sun 21-9

22:45-09:00

1 stop17h 15m

London Heathrow

Wed 28-1

19:25-18:30

1 stop15h 05m

HK$5,377

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 11-9

23:15-07:55

1 stop15h 40m

London Heathrow

Sun 21-9

08:55-16:40

2 stops24h 45m

HK$5,393

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sun 21-9

22:45-09:00

1 stop17h 15m

London Heathrow

Tue 27-1

15:45-16:20

1 stop16h 35m

HK$5,401

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 18-8

08:30-18:05

1 stop16h 35m

London Heathrow

Sun 7-9

21:00-22:45

1 stop18h 45m

HK$5,416

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 10-9

23:25-18:25

2 stops26h 00m

London Heathrow

Tue 23-9

15:30-15:45

1 stop17h 15m

HK$5,432

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Fri 17-10

08:30-20:30

1 stop19h 00m

London Heathrow

Tue 28-10

17:40-22:05

1 stop20h 25m

HK$5,495

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 10-9

10:15-19:30

1 stop16h 15m

London Heathrow

Fri 26-9

22:00-09:05

1 stop28h 05m

HK$5,589

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 5-11

22:45-05:35

Nonstop14h 50m

London Heathrow

Sat 15-11

17:55-14:50

Nonstop12h 55m

HK$5,707

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 22-9

22:20-21:25

1 stop30h 05m

London Heathrow

Mon 29-9

19:45-17:30

1 stop14h 45m

HK$5,715

Flights are sorted by cheapest return flights first.

Deals found on 12-7

Showing 1-10 of 18 results
1
2

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 11 July 2025.

To ensure you get the cheapest price possible for a flight from Hong Kong to London Heathrow Airport, you should look to book at least 32 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 HK$553). Flying from Hong Kong to London Heathrow Airport 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 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 14 July 2025.

It’s typically best to fly out from Hong Kong to London Heathrow Airport in the afternoon. Doing so could potentially save you 13% on the flight price compared to flying at midday, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly return from Hong Kong to Heathrow. Price data was last updated on 6 July 2025.

Travellers seeking maximum savings on their Hong Kong to London Heathrow Airport flight should consider departing on Monday 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 Heathrow Airport

Explore weekly flight availability from Hong Kong to Heathrow. 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 14 July 2025.

The most flights from HKG to LHR are scheduled on a Saturday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

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 14 July 2025.
See what other customers who have flown with Hainan Airlines, KLM, and泰國航空 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.
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Boarding

8.6

Food

8.6

Comfort

8.1

Crew

8.9

Entertainment

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hainan Airlines
8.2
Very Good
41 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Boarding

8.6

Food

8.6

Comfort

8.1

Crew

8.9

Entertainment

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
KLM
7.8
Good
1,372 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Boarding

8.6

Food

8.6

Comfort

8.1

Crew

8.9

Entertainment

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
泰國航空
7.7
Good
336 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Boarding

8.6

Food

8.6

Comfort

8.1

Crew

8.9

Entertainment

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
China Southern
7.6
Good
103 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Boarding

8.6

Food

8.6

Comfort

8.1

Crew

8.9

Entertainment

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely 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), located 26.0 km from the city centre, is the airport you fly out of when you book flights from Hong Kong to London Heathrow. 16 airlines have flights from Hong Kong Intl to London Heathrow on a regular basis. Booking flights from Hong Kong Intl to London Heathrow should not be difficult; the airport handles an average of 7 outbound flights to London Heathrow per day.

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

    Flying on Finnair is currently your cheapest option to London Heathrow Airport, with prices starting at HK$5,361. Additional round-trip tickets that might be worth considering are offered by SWISS and Hainan Airlines, with the lowest prices starting at HK$5,393 and HK$5,408, respectively. You may be able to fly from Hong Kong to London Heathrow Airport for 17% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Air China, with whom users have recently found tickets for as low as HK$2,441. However, be on the lookout for offers from Royal Brunei Airlines and Finnair, as they are both options that can get you from Hong Kong to London Heathrow Airport for a low price.

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

    No one likes to see their flight delayed. When booking a flight from Hong Kong to London Heathrow Airport consider choosing Iberia(92%), British Airways(92%) or Cathay Pacific(68%), 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 Heathrow Airport?

    On average you can expect to pay HK$26,188 for a flight from Hong Kong to London Heathrow Airport. The cheapest flight overall is HK$4,716 while the most popular route, (Hong Kong Intl - London Heathrow) is currently priced at HK$4,200.

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

    Most of the time, Hong Kong to London Heathrow Airport flights that have stopovers will stop in Zurich. Zurich is followed by Frankfurt am Main in terms of the most popular stopover location on flights from Hong Kong to London Heathrow Airport. Frankfurt am Main is followed by Beijing in terms of the most popular stopover location for Hong Kong to London Heathrow Airport flights.

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

    The least popular stopover on flights from Hong Kong to London Heathrow Airport is Helsinki. Shanghai follows Helsinki in terms of the least common stopover location on Hong Kong to London Heathrow Airport flights.

  • 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 HK$553). Flying from Hong Kong to London Heathrow Airport 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 Hong Kong?

Book flights to Hong Kong if you plan to visit one of these locations
Hounslow
Slough
Buckingham
Gatwick
Richmond
Wembley
Guildford
Maidstone
Northampton
Enfield
Luton
Swindon
Croydon
Newmarket
Southall

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Fly from Hong Kong to Heathrow on these airlines

Choose from the following airlines for your flight from Hong Kong to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 14 July 2025.
Cathay Pacific flights from Hong Kong Intl to London Heathrow
British Airways flights from Hong Kong Intl to London Heathrow
Lufthansa flights from Hong Kong Intl to London Heathrow

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 70,647 searches. Data last updated 14 July 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapestHK$2,707AverageHK$4,808FlexibilityNo cancel feeOn-time79%
Search SWISS flights
China SouthernCheapestHK$3,096AverageHK$5,033FlexibilityNo cancel feeOn-time69%
Search China Southern flights
LufthansaCheapestHK$3,124AverageHK$5,121FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air ChinaCheapestHK$3,606AverageHK$6,328FlexibilityNo cancel feeOn-time67%
Search Air China flights
China EasternCheapestHK$3,610AverageHK$5,610FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
FinnairCheapestHK$4,211AverageHK$5,462FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Singapore AirlinesCheapestHK$4,490AverageHK$6,451FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air FranceCheapestHK$4,767AverageHK$5,814FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapestHK$4,770AverageHK$5,925FlexibilityNo cancel feeOn-time75%
Search KLM flights
Turkish AirlinesCheapestHK$4,772AverageHK$5,519FlexibilityNo cancel feeOn-time77%
Search Turkish 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 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 taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Hong Kong to Heathrow for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Hong Kong to Heathrow with no change fees.

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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