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Cheap flights from Hong Kong to London from £240

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hong Kong to London departing on 24/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Lufthansa Logo
23:25 - 08:40HKG-LHR
16h 15m1 stop
Lufthansa Logo
19:30 - 16:25LHR-HKG
36h 55m1 stop
£473Lufthansa
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Sat, 18 Oct - Sun, 1 Mar
Multiple Airlines Logo
20:55 - 17:55HKG-LHR
29h 00m2 stops
Multiple Airlines Logo
20:25 - 19:00LHR-HKG
14h 35m1 stop
£473Multiple Airlines
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Sun, 2 Nov - Sun, 9 Nov
Multiple Airlines Logo
14:40 - 06:20HKG-LHR
22h 40m2 stops
Multiple Airlines Logo
22:00 - 11:50LHR-HKG
30h 50m1 stop
£474Multiple Airlines
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Thu, 9 Oct - Thu, 16 Oct
China Eastern Logo
07:40 - 17:30HKG-LHR
17h 50m1 stop
China Eastern Logo
21:00 - 16:20LHR-HKG
35h 20m1 stop
£475China Eastern
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Thu, 30 Oct - Fri, 7 Nov
SWISS Logo
23:30 - 16:40HKG-LHR
25h 10m2 stops
SWISS Logo
09:00 - 17:45LHR-HKG
24h 45m2 stops
£481SWISS
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Wed, 5 Nov - Wed, 26 Nov
SWISS Logo
23:15 - 16:35HKG-LHR
24h 20m2 stops
SWISS Logo
20:05 - 17:45LHR-HKG
37h 40m1 stop
£484SWISS
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Mon, 20 Oct - Tue, 4 Nov
Air China Logo
18:35 - 17:45HKG-LHR
30h 10m2 stops
Air China Logo
22:00 - 11:50LHR-HKG
30h 50m1 stop
£487Air China
Find Deal
Mon, 6 Oct - Sat, 18 Oct
Air China Logo
18:35 - 17:45HKG-LHR
30h 10m2 stops
Air China Logo
22:00 - 11:50LHR-HKG
30h 50m1 stop
£488Air China
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Mon, 6 Oct - Thu, 16 Oct
China Southern Logo
08:30 - 17:55HKG-LHR
17h 25m1 stop
China Southern Logo
21:30 - 23:00LHR-HKG
17h 30m1 stop
£492China Southern
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Fri, 5 Dec - Sat, 27 Dec
China Southern Logo
08:30 - 17:55HKG-LHR
17h 25m1 stop
China Southern Logo
21:30 - 23:00LHR-HKG
17h 30m1 stop
£495China Southern
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Thu, 18 Dec - Tue, 30 Dec

Finnair flights from Hong Kong to London Heathrow Airport

Our best Finnair deals on Hong Kong to London Heathrow Airport flight tickets
Finnair
26 Feb
HKG21:45Hong Kong Intl
25h 30m
1 stop
LHR15:15London Heathrow
6 Mar
LHR10:20London Heathrow
24h 45m
1 stop
HKG19:05Hong Kong Intl
£490
Find similar
Finnair
23 Sept
HKG01:45Hong Kong Intl
44h 25m
2 stops
LHR15:10London Heathrow
1 Oct
LHR16:10London Heathrow
37h 00m
2 stops
HKG12:10Hong Kong Intl
£582
Find similar
Finnair
23 Sept
HKG01:45Hong Kong Intl
38h 25m
2 stops
LHR09:10London Heathrow
15 Oct
LHR07:30London Heathrow
24h 40m
2 stops
HKG15:10Hong Kong Intl
£592
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China Southern flights from Hong Kong to London Heathrow Airport

Our best China Southern deals on Hong Kong to London Heathrow Airport flight tickets
China Southern
5 Dec
HKG08:30Hong Kong Intl
17h 25m
1 stop
LHR17:55London Heathrow
27 Dec
LHR21:30London Heathrow
17h 30m
1 stop
HKG23:00Hong Kong Intl
£492
Find similar
China Southern
18 Dec
HKG08:30Hong Kong Intl
17h 25m
1 stop
LHR17:55London Heathrow
30 Dec
LHR21:30London Heathrow
17h 30m
1 stop
HKG23:00Hong Kong Intl
£495
Find similar
China Southern
7 Dec
HKG08:30Hong Kong Intl
17h 25m
1 stop
LHR17:55London Heathrow
3 Jan
LHR21:30London Heathrow
31h 20m
1 stop
HKG12:50Hong Kong Intl
£511
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momondo Fare Finder

 
Customise your flight search to find flights from Hong Kong to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 18 September 2025.
Use the filters below to find and compare flights from Hong Kong to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sat 18/10

23:25-08:40

1 stop16h 15m

London Heathrow

Sun 1/3

19:30-16:25

1 stop36h 55m

£473

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sun 2/11

20:55-17:55

2 stops29h 00m

London Heathrow

Sun 9/11

20:25-19:00

1 stop14h 35m

£473

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 9/10

14:40-06:20

2 stops22h 40m

London Heathrow

Thu 16/10

22:00-11:50

1 stop30h 50m

£474

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 30/10

07:40-17:30

1 stop17h 50m

London Heathrow

Fri 7/11

21:00-16:20

1 stop35h 20m

£475

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 5/11

23:30-16:40

2 stops25h 10m

London Heathrow

Wed 26/11

09:00-17:45

2 stops24h 45m

£481

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 20/10

23:15-16:35

2 stops24h 20m

London Heathrow

Tue 4/11

20:05-17:45

1 stop37h 40m

£484

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 6/10

18:35-17:45

2 stops30h 10m

London Heathrow

Sat 18/10

22:00-11:50

1 stop30h 50m

£487

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 6/10

18:35-17:45

2 stops30h 10m

London Heathrow

Thu 16/10

22:00-11:50

1 stop30h 50m

£488

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Fri 5/12

08:30-17:55

1 stop17h 25m

London Heathrow

Sat 27/12

21:30-23:00

1 stop17h 30m

£492

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 18/12

08:30-17:55

1 stop17h 25m

London Heathrow

Tue 30/12

21:30-23:00

1 stop17h 30m

£495

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Hong Kong to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Hong Kong and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Hong Kong to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £541. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Hong Kong averaging around £553.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Hong Kong is on a Monday. momondo users have found tickets for Monday departures for as low as £601. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Friday is £717.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Hong Kong to London Heathrow Airport in the morning for as low as £652. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £670 on average. Flights to London Heathrow Airport from Hong Kong in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Hong Kong Intl to London Heathrow flight route?

Fly from Hong Kong Intl to London Heathrow for the best Hong Kong Intl - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Hong Kong when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £628 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Hong Kong for as low as £602 on momondo.

What cabin class options are available on Hong Kong Intl to London Heathrow flights?

There are 3 cabin classes available to choose from on Hong Kong Intl to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Hong Kong to London Heathrow Airport flights?

You could potentially save up to 4% on your flight if you consider stops on a Hong Kong to London Heathrow Airport flight.

How have Hong Kong to London Heathrow Airport flight prices changed over time?

As of September 2025, prices for Hong Kong to London Heathrow Airport flights are approximately 38% cheaper when compared to flights at the same time last year.

When to book flights from Hong Kong to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Hong Kong to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Hong Kong to London Heathrow Airport (HKG to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hong Kong to London Heathrow Airport

Best price found

£442

Fastest flight time

14h 00m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Hong Kong in the past 72 hours is £442. The best return flight deal from Hong Kong to London Heathrow Airport found on momondo in the last 72 hours is £598.
The fastest flight from Hong Kong to London Heathrow Airport takes 14h 00m
Direct flights go from Hong Kong to London Heathrow Airport every day.
Search flight deals

  • How far is Hong Kong Intl to London Heathrow by plane?

    Hong Kong Intl and London Heathrow are 5988.2 mi apart from one another. A reasonable flight in good conditions will take 16h 00m.

  • When did momondo last update prices for flights from Hong Kong Intl Airport to London Heathrow Airport?

    Prices for flights from Hong Kong Intl Airport to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Hong Kong Intl Airport to London Heathrow Airport?

  • How old do you have to be to fly from Hong Kong Intl Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hong Kong Intl Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Hong Kong to London Heathrow Airport?

  • What is the most popular airline from Hong Kong to London Heathrow Airport?

Best airlines flying from Hong Kong to London Heathrow Airport

Compare and see reviews for airlines that fly from Hong Kong to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom £268Free CancellationRating
7.6
1,737 reviews
Search SWISS flights
LufthansaPriceFrom £296Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
Air FrancePriceFrom £299Free CancellationRating
7.4
1,468 reviews
Search Air France flights
China SouthernPriceFrom £322Free CancellationRating
7.5
110 reviews
Search China Southern flights
China EasternPriceFrom £339Free CancellationRating
7.2
166 reviews
Search China Eastern flights
Air ChinaPriceFrom £350Free CancellationRating
7.3
101 reviews
Search Air China flights
FinnairPriceFrom £375Free CancellationRating
7.6
1,324 reviews
Search Finnair flights
Turkish AirlinesPriceFrom £425Free CancellationRating
7.3
3,965 reviews
Search Turkish Airlines flights
KLMPriceFrom £483Free CancellationRating
7.8
1,386 reviews
Search KLM flights
Thai AirwaysPriceFrom £498Free CancellationRating
7.8
350 reviews
Search Thai Airways flights

  • Cathay Pacific Flights From Hong Kong to London Heathrow Airport

    The lowest priced Cathay Pacific flight from Hong Kong to London Heathrow Airport from the last 72 hours was £759. Generally, Cathay Pacific has 33 flights on this route every week with an average price of £945. Cathay Pacific is rated 7.6/10 by our users.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Luton
Milton Keynes
Maidstone
Gatwick
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Guildford
Swanage
Poole
Colchester
Worthing
Salisbury
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Hong Kong to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Hong Kong.

Can I find flights from Hong Kong to London with flexible booking policies on momondo?

Yes. All flights to London from Hong Kong on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Hong Kong to London?

Once you have performed a search for Hong Kong to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Hong Kong to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Hong Kong are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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