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Cheap flights from Hong Kong to London Heathrow Airport from HK$2,682

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 3-8. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — LHR
21 Aug — 28 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong to London Heathrow are usually found in November or March, booked 70 days in advance, depart on a Monday or Tuesday and return on a Sunday

Cheap 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 22 July 2026.

Sun 9-823:25
HKG
-
LHR
1 stop18h 15m
Multiple Airlines
Sun 30-818:40
LHR
-
HKG
1 stop14h 55m
Multiple Airlines
Deal found 21-7HK$5,614
Tue 8-923:05
HKG
-
LHR
1 stop15h 50m
Multiple Airlines
Tue 19-117:30
LHR
-
HKG
1 stop15h 00m
Multiple Airlines
Deal found 20-7HK$5,622
Wed 12-820:10
HKG
-
LHR
1 stop23h 35m
Etihad Airways
Fri 28-809:30
LHR
-
HKG
1 stop16h 30m
Etihad Airways
Deal found 21-7HK$5,630
Sat 8-820:10
HKG
-
LHR
1 stop25h 55m
Etihad Airways
Sat 29-809:30
LHR
-
HKG
1 stop16h 30m
Etihad Airways
Deal found 21-7HK$5,638
Wed 5-810:15
HKG
-
LHR
1 stop16h 15m
Multiple Airlines
Thu 20-821:20
LHR
-
HKG
1 stop16h 45m
Multiple Airlines
Deal found 21-7HK$5,646
Sat 8-807:30
HKG
-
LHR
1 stop18h 10m
Multiple Airlines
Fri 28-822:40
LHR
-
HKG
1 stop15h 25m
Multiple Airlines
Deal found 21-7HK$5,654
Mon 3-813:40
HKG
-
LHR
1 stop35h 25m
Multiple Airlines
Mon 31-806:40
LHR
-
HKG
2 stops29h 25m
Multiple Airlines
Deal found 21-7HK$5,661
Tue 4-822:20
HKG
-
LHR
1 stop19h 25m
KLM
Fri 4-911:45
LHR
-
HKG
2 stops22h 55m
KLM
Deal found 17-7HK$5,677
Mon 7-923:05
HKG
-
LHR
2 stops24h 30m
SWISS
Mon 28-918:40
LHR
-
HKG
1 stop14h 55m
SWISS
Deal found 17-7HK$5,685
Tue 4-822:20
HKG
-
LHR
1 stop22h 30m
KLM
Fri 21-814:45
LHR
-
HKG
2 stops19h 55m
KLM
Deal found 17-7HK$5,693
Fri 7-807:30
HKG
-
LHR
1 stop18h 10m
Multiple Airlines
Wed 19-820:25
LHR
-
HKG
1 stop15h 35m
Multiple Airlines
Deal found 17-7HK$5,701

Find flight deals from Hong Kong to Heathrow

Keep the following information in mind while searching for Hong Kong to Heathrow flight deals. Data was last updated 22 July 2026.

Round-trip from

HK$5,614

One-way from

HK$2,682

Popular in

September

Cheapest in

November

Average price

HK$7,927

Good round-trip deal

HK$8,065 or less

Good one-way deal

HK$5,077 or less
SWISS
  • SWISS
  • 9-8-28-8
  • 2 total stops
  • 33h 10m total
  • Hong Kong to London
Search Deals
China Eastern
  • China Eastern
  • 3-8
  • 1 total stop
  • 35h 45m total
  • Hong Kong to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (HK$1,676 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (HK$684 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Hong Kong to London Heathrow.
Search Deals
Price to beat on a one-way flight from Hong Kong to London Heathrow.
Search Deals

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 22 July 2026.
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

Departure

Return

Price

Cheapest return flight

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 7-9

23:05-07:55

1 stop15h 50m

London Heathrow

Mon 16-11

14:25-17:35

2 stops19h 10m

HK$5,685

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 7-9

23:05-16:35

2 stops24h 30m

London Heathrow

Mon 28-9

18:40-16:35

1 stop14h 55m

HK$5,685

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 4-8

22:20-13:50

1 stop22h 30m

London Heathrow

Fri 21-8

14:45-17:40

2 stops19h 55m

HK$5,693

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 21-10

20:10-12:45

1 stop23h 35m

London Heathrow

Wed 28-10

08:50-08:30

1 stop15h 40m

HK$5,881

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 14-10

23:05-16:35

2 stops24h 30m

London Heathrow

Tue 27-10

09:00-17:35

2 stops24h 35m

HK$6,077

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 17-9

23:05-13:40

2 stops21h 35m

London Heathrow

Thu 19-11

14:25-17:35

2 stops19h 10m

HK$6,391

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 18-8

23:05-07:55

1 stop15h 50m

London Heathrow

Sun 23-8

13:35-15:20

2 stops18h 45m

HK$6,445

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 17-9

22:15-20:40

2 stops29h 25m

London Heathrow

Sat 5-12

07:30-15:30

2 stops24h 00m

HK$6,516

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sat 12-9

21:30-16:10

2 stops25h 40m

London Heathrow

Sat 19-9

14:25-18:15

2 stops20h 50m

HK$6,524

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sun 9-8

19:10-16:10

1 stop28h 00m

London Heathrow

Sat 29-8

09:05-18:15

2 stops26h 10m

HK$6,563

Flights are sorted by cheapest return flights first.

Deals found on 20-7

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

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

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

Currently, November is the cheapest month in which you can book a flight from Hong Kong to London Heathrow Airport (average of HK$6,312). Flying from Hong Kong to London Heathrow Airport in September is currently the most expensive (average of HK$8,241). 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 HK 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 22 July 2026.

When flying from Hong Kong to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 22 July 2026.

The most flights from HK0 to LHR are scheduled on a Tuesday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

How often are flights from Hong Kong to London delayed?

About 24% of weekly flights between Hong Kong and London have experienced delays in the past year, with the average delay time being 139 minutes.

What is the most punctual flight time for Hong Kong to London flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hong Kong to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 9% of flights being delayed.

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

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 69 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.

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 22 July 2026.
Read reviews from past customers who have flown with Cathay Pacific,SWISS, andAir China from Hong Kong to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,421 reviews
Check prices

Boarding

7.9

Overall

7.6

Entertainment

7.8

Comfort

7.6

Food

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Cathay Pacific
7.6
Good
1,421 reviews
Cathay Pacific
7.6
Good
1,421 reviews
Check prices

Boarding

7.9

Overall

7.6

Entertainment

7.8

Comfort

7.6

Food

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
SWISS
7.5
Good
2,014 reviews
Cathay Pacific
7.6
Good
1,421 reviews
Check prices

Boarding

7.9

Overall

7.6

Entertainment

7.8

Comfort

7.6

Food

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Air China
7.4
Good
156 reviews
Cathay Pacific
7.6
Good
1,421 reviews
Check prices

Boarding

7.9

Overall

7.6

Entertainment

7.8

Comfort

7.6

Food

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
China Eastern
7.3
Good
228 reviews
Cathay Pacific
7.6
Good
1,421 reviews
Check prices

Boarding

7.9

Overall

7.6

Entertainment

7.8

Comfort

7.6

Food

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
British Airways
6.7
Okay
8,124 reviews
Cathay Pacific
7.6
Good
1,421 reviews
Check prices

Boarding

7.9

Overall

7.6

Entertainment

7.8

Comfort

7.6

Food

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.

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.

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

    There are many flights that can get you from Hong Kong to London Heathrow Airport in 15h 50m. Fly via SWISS, KLM, or Etihad Airways to get the fastest option. There are 9624 km 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?

    Flying on China Southern is currently your cheapest option to London Heathrow Airport, with prices starting at HK$3,683. Additional round-trip tickets that might be worth considering are offered by Air France and China Eastern, with the lowest prices starting at HK$4,178 and HK$4,263, respectively. You may be able to fly from Hong Kong to London Heathrow Airport for 49% 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 Hainan Airlines, with whom users have recently found tickets for as low as HK$1,635. However, be on the lookout for offers from China Southern and China Eastern, 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?

    Before booking your flight to London Heathrow Airport from Hong Kong, have a look at the most reliable airlines to get you to your destination on time: Iberia (97%), British Airways (97%), Cathay Pacific( 66%).

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

    Looking for the cheapest flight from Hong Kong to London Heathrow Airport? While on average our users pay HK$10,503, our data indicates the cheapest price to be HK$4,876. The most popular route (Hong Kong Intl - London Heathrow), is priced around HK$4,611.

  • 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, November is the cheapest month in which you can book a flight from Hong Kong to London Heathrow Airport (average of HK$6,312). Flying from Hong Kong to London Heathrow Airport in September is currently the most expensive (average of HK$8,241). 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
Salisbury
Kingston upon Thames
Royal Tunbridge Wells
Slough
Buckingham
Horley
Richmond
Hatfield
Dartford
Guildford
Watford
Northampton
Ilford
Croydon
Hounslow
Gatwick
Southend-on-Sea
Wembley
Bishop's Stortford
Southall

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 Heathrow flights
Hong Kong to Gatwick flights
Hong Kong to London City flights
Hong Kong to Stansted 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 70,647 searches. Data last updated 22 July 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapestHK$3,683AverageHK$5,181FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air FranceCheapestHK$4,178AverageHK$5,244FlexibilityNo cancel feeOn-time77%
Search Air France flights
China EasternCheapestHK$4,263AverageHK$6,611FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
SWISSCheapestHK$4,348AverageHK$6,268FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Etihad AirwaysCheapestHK$4,382AverageHK$5,691FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air ChinaCheapestHK$4,389AverageHK$6,598FlexibilityNo cancel feeOn-time67%
Search Air China flights
LufthansaCheapestHK$4,486AverageHK$6,631FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapestHK$4,569AverageHK$6,410FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapestHK$4,606AverageHK$7,032FlexibilityNo cancel feeOn-time75%
Search KLM flights
Singapore AirlinesCheapestHK$4,760AverageHK$6,701FlexibilityNo cancel feeOn-time81%
Search Singapore 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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Hong Kong today with Cheapflights!

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?

Not ready to book yet? You can track prices for flights from Hong Kong to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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