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Cheap flights from Hong Kong to London from $501

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 3/11. 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

Finnair Logo
21:45 - 15:15HKG-LHR
25h 30m1 stop
Finnair Logo
07:30 - 19:05LHR-HKG
27h 35m1 stop
$977Finnair
Find Deal
Thu, 25 Dec - Sat, 10 Jan
SWISS Logo
23:30 - 16:40HKG-LHR
25h 10m2 stops
SWISS Logo
14:25 - 17:45LHR-HKG
19h 20m2 stops
$983SWISS
Find Deal
Tue, 18 Nov - Sat, 22 Nov
SWISS Logo
23:30 - 16:40HKG-LHR
25h 10m2 stops
SWISS Logo
09:00 - 17:45LHR-HKG
24h 45m2 stops
$989SWISS
Find Deal
Wed, 5 Nov - Wed, 26 Nov
Multiple Airlines Logo
08:30 - 18:35HKG-LHR
18h 05m1 stop
Multiple Airlines Logo
21:00 - 09:10LHR-HKG
28h 10m2 stops
$998Multiple Airlines
Find Deal
Wed, 10 Dec - Fri, 16 Jan
Multiple Airlines Logo
16:55 - 19:30HKG-LHR
33h 35m2 stops
Multiple Airlines Logo
21:00 - 22:45LHR-HKG
18h 45m1 stop
$1,000Multiple Airlines
Find Deal
Thu, 16 Oct - Wed, 22 Oct
KLM Logo
23:25 - 09:00HKG-LHR
17h 35m1 stop
KLM Logo
20:25 - 16:20LHR-HKG
35h 55m1 stop
$1,024KLM
Find Deal
Wed, 24 Dec - Fri, 9 Jan
KLM Logo
23:25 - 09:00HKG-LHR
17h 35m1 stop
KLM Logo
20:25 - 16:20LHR-HKG
35h 55m1 stop
$1,032KLM
Find Deal
Wed, 24 Dec - Fri, 9 Jan
Lufthansa Logo
23:45 - 07:45HKG-LHR
16h 00m1 stop
Lufthansa Logo
17:30 - 15:45LHR-HKG
15h 15m1 stop
$1,036Lufthansa
Find Deal
Tue, 3 Mar - Tue, 1 Sep
Lufthansa Logo
23:45 - 07:45HKG-LHR
16h 00m1 stop
Lufthansa Logo
17:30 - 15:45LHR-HKG
15h 15m1 stop
$1,041Lufthansa
Find Deal
Wed, 4 Mar - Tue, 1 Sep
China Southern Logo
14:05 - 18:35HKG-LHR
36h 30m1 stop
China Southern Logo
21:30 - 12:50LHR-HKG
31h 20m1 stop
$1,102China Southern
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Sat, 6 Dec - Fri, 16 Jan

Finnair flights from Hong Kong to London Heathrow Airport

Our best Finnair deals on Hong Kong to London Heathrow Airport flight tickets
Finnair
25 Dec
HKG21:45Hong Kong Intl
25h 30m
1 stop
LHR15:15London Heathrow
10 Jan
LHR07:30London Heathrow
27h 35m
1 stop
HKG19:05Hong Kong Intl
$977
Find similar
Finnair
25 Dec
HKG21:45Hong Kong Intl
25h 30m
1 stop
LHR15:15London Heathrow
10 Jan
LHR07:30London Heathrow
27h 35m
1 stop
HKG19:05Hong Kong Intl
$991
Find similar
Finnair
2 Dec
HKG21:45Hong Kong Intl
27h 15m
1 stop
LHR17:00London Heathrow
28 May
LHR07:30London Heathrow
27h 10m
1 stop
HKG17:40Hong Kong Intl
$1,003
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Gulf Air flights from Hong Kong to London Heathrow Airport

Our best Gulf Air deals on Hong Kong to London Heathrow Airport flight tickets
Gulf Air
25 Sept
HKG12:45Hong Kong Intl
33h 35m
2 stops
LHR15:20London Heathrow
29 Sept
LHR22:05London Heathrow
36h 40m
2 stops
HKG17:45Hong Kong Intl
$1,439
Find similar
Gulf Air
24 Sept
HKG12:45Hong Kong Intl
33h 35m
2 stops
LHR15:20London Heathrow
9 Oct
LHR10:00London Heathrow
24h 45m
2 stops
HKG17:45Hong Kong Intl
$1,507
Find similar
Gulf Air
2 Oct
HKG12:45Hong Kong Intl
33h 35m
2 stops
LHR15:20London Heathrow
9 Oct
LHR10:00London Heathrow
24h 45m
2 stops
HKG17:45Hong Kong Intl
$1,510
Find similar

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 78,305 searches. Data last updated 19 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

Thu 25/12

21:45-15:15

1 stop25h 30m

London Heathrow

Sat 10/1

07:30-19:05

1 stop27h 35m

$977

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 18/11

23:30-16:40

2 stops25h 10m

London Heathrow

Sat 22/11

14:25-17:45

2 stops19h 20m

$983

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

$989

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 10/12

08:30-18:35

1 stop18h 05m

London Heathrow

Fri 16/1

21:00-09:10

2 stops28h 10m

$998

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 16/10

16:55-19:30

2 stops33h 35m

London Heathrow

Wed 22/10

21:00-22:45

1 stop18h 45m

$1,000

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 24/12

23:25-09:00

1 stop17h 35m

London Heathrow

Fri 9/1

20:25-16:20

1 stop35h 55m

$1,024

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 24/12

23:25-09:00

1 stop17h 35m

London Heathrow

Fri 9/1

20:25-16:20

1 stop35h 55m

$1,032

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 3/3

23:45-07:45

1 stop16h 00m

London Heathrow

Tue 1/9

17:30-15:45

1 stop15h 15m

$1,036

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 4/3

23:45-07:45

1 stop16h 00m

London Heathrow

Tue 1/9

17:30-15:45

1 stop15h 15m

$1,041

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sat 6/12

14:05-18:35

1 stop36h 30m

London Heathrow

Fri 16/1

21:30-12:50

1 stop31h 20m

$1,102

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from Hong Kong, with most prices found around $1,115. If you aren’t able to travel during the month of October, then book flights to London Heathrow Airport from Hong Kong during February instead. Flights to London Heathrow Airport in February, while not as cheap as those in October, still average around $1,139.

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

Our data shows that Thursday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $1,241. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Hong Kong to London Heathrow Airport for around $1,622.

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

At midday is the cheapest time of day to fly from Hong Kong to London Heathrow Airport when you can find flight prices for as low as $1,305. Flying to London Heathrow Airport at midday is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is in the morning when prices are around $1,410.

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 $1,292 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 $1,238 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 25% 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

$921

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 $921. The best return flight deal from Hong Kong to London Heathrow Airport found on momondo in the last 72 hours is $1,403.
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?

    A flight from Hong Kong Intl to London Heathrow will travel around 9637.0 km. In terms of flight time, this usually takes a little over 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 are updated 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?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. 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 travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek 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
British AirwaysPriceFrom $1,179Free cancellationRating
6.7
7,373 reviews
Search British Airways flights

  • British Airways Flights From Hong Kong to London Heathrow Airport

    British Airways operates around 7 flights from Hong Kong to London Heathrow Airport every week. The average price of these flights found in the last 72 hours has been $975, but momondo users have found British Airways deals from Hong Kong to London Heathrow Airport from as low as $782 round-trip. British Airways has been scored 6.7/10 in 7,373 reviews.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Hounslow
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Ipswich
Abingdon
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Chichester
Canterbury
Deal
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Maidstone
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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Hong Kong to London . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to London from Hong Kong which offer a flexible booking policy as well as other useful filters and features.

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

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