HK$2,851+ Cheap flights to Heathrow

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 3-10. Fares are subject to change and may not be available on all flights or dates of travel.
— LHR
31 Aug — 7 Sep1
1 adult

Flights to Heathrow in 2025

Find the latest flights to Heathrow in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 26 August 2025.

Return from

HK$5,389

One-way from

HK$2,851

Popular in

April

Cheapest in

November

Average price

HK$6,764

Good round-trip deal

HK$6,296 or less

Good one-way deal

HK$4,724 or less
China Eastern
  • China Eastern
  • 8-9-15-9
  • 2 total stops
  • 34h 40m total
  • Hong Kong to London
24-11
  • 24-11
  • 2 total stops
  • 28h 50m total
  • Hong Kong to London
Highest demand for flights based on searches. 2% potential increase in price (HK$1,388 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (HK$767 potential savings vs. average return price).
Average for return flights in August 2025
Price to beat on a round-trip flight from Hong Kong Intl to London Heathrow.
Price to beat on a one-way flight from Hong Kong Intl to London Heathrow.

Find flight deals to Heathrow Airport

Cheapest flights to Heathrow Airport
Explore the most affordable flight options available to Heathrow Airport. Find the lowest fares based on data from user searches, with prices last updated on 26 August 2025.

Thu 20-1123:30HKG - LHR
2 stops25h 10mSWISS
Tue 10-209:00LHR - HKG
2 stops24h 45mSWISS
Deal found 25-8HK$5,405
Mon 8-913:40HKG - LHR
1 stop35h 25mMultiple Airlines
Fri 26-922:00LHR - HKG
2 stops34h 45mMultiple Airlines
Deal found 22-8HK$5,436
Thu 11-907:30HKG - LHR
1 stop18h 10mChina Eastern
Mon 22-921:20LHR - HKG
1 stop16h 45mChina Eastern
Deal found 23-8HK$5,444
Thu 11-907:30HKG - LHR
1 stop18h 10mMultiple Airlines
Sun 21-921:00LHR - HKG
1 stop18h 45mMultiple Airlines
Deal found 23-8HK$5,452
Thu 4-911:00HKG - LHR
2 stops39h 30mHainan Airlines
Wed 17-922:00LHR - HKG
1 stop28h 05mHainan Airlines
Deal found 23-8HK$5,460
Tue 9-916:55HKG - LHR
1 stop33h 35mHainan Airlines
Fri 19-922:00LHR - HKG
2 stops34h 05mHainan Airlines
Deal found 23-8HK$5,467
Tue 23-1208:30HKG - LHR
1 stop17h 25mMultiple Airlines
Mon 5-121:00LHR - HKG
2 stops28h 10mMultiple Airlines
Deal found 23-8HK$5,475
Thu 11-907:30HKG - LHR
1 stop18h 10mMultiple Airlines
Sun 14-921:00LHR - HKG
1 stop18h 45mMultiple Airlines
Deal found 25-8HK$5,483
Sat 25-1007:30HKG - LHR
1 stop18h 10mChina Eastern
Thu 6-1121:00LHR - HKG
1 stop16h 05mChina Eastern
Deal found 24-8HK$5,491
Thu 4-911:00HKG - LHR
2 stops39h 30mHainan Airlines
Fri 19-922:00LHR - HKG
2 stops34h 05mHainan Airlines
Deal found 24-8HK$5,499
Mon 8-913:40HKG - LHR
1 stop35h 25mChina Southern
Tue 23-921:00LHR - HKG
1 stop32h 30mChina Southern
Deal found 23-8HK$5,507
Thu 11-907:30HKG - LHR
1 stop18h 10mChina Eastern
Sun 14-921:20LHR - HKG
1 stop16h 45mChina Eastern
Deal found 25-8HK$5,514

Cheapflights Fare Finder

 
Locate flights to Heathrow that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 26 August 2025.
Use the filters below to find and compare flights to London Heathrow Airport that are best for you.

Fly from

Hong Kong

Route

Departure

Return

Price

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 17-9

23:15-07:55

1 stop15h 40m

London Heathrow

Tue 23-9

20:05-16:40

1 stop37h 35m

HK$5,444

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 16-9

10:30-20:30

1 stop17h 00m

London Heathrow

Sat 20-9

22:00-15:55

1 stop34h 55m

HK$5,460

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Fri 7-11

08:30-17:55

1 stop17h 25m

London Heathrow

Tue 11-11

21:00-00:15

1 stop19h 15m

HK$5,522

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 6-11

09:35-17:30

1 stop15h 55m

London Heathrow

Mon 10-11

21:00-21:05

1 stop16h 05m

HK$5,522

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 6-11

23:30-13:40

2 stops22h 10m

London Heathrow

Thu 13-11

09:00-17:45

2 stops24h 45m

HK$5,522

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sun 30-11

14:05-17:55

1 stop35h 50m

London Heathrow

Mon 1-12

21:00-09:10

2 stops28h 10m

HK$5,577

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sat 8-11

08:30-17:55

1 stop17h 25m

London Heathrow

Fri 14-11

21:30-12:50

1 stop31h 20m

HK$5,592

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sat 8-11

09:35-17:30

1 stop15h 55m

London Heathrow

Sun 16-11

21:00-21:05

1 stop16h 05m

HK$5,600

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sat 25-10

07:45-06:55

2 stops30h 10m

London Heathrow

Wed 29-10

21:30-12:50

1 stop31h 20m

HK$5,632

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sun 9-11

23:30-16:40

2 stops25h 10m

London Heathrow

Fri 9-1

09:00-17:45

2 stops24h 45m

HK$5,671

Flights are sorted by cheapest return flights first.

Deals found on 25-8

Showing 1-10 of 23 results
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Best time to book a flight to Heathrow

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

When is the best time to book a flight to Heathrow?

Use this chart to determine the optimal time to book a return flight from Hong Kong to Heathrow. Price data was last updated on 22 August 2025.

Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights to Heathrow. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

When is the cheapest time to fly to Heathrow?

Use this chart to determine the cheapest time to fly return from Hong Kong to Heathrow. Price data was last updated on 24 August 2025.

Users looking for the lowest fares to Heathrow should consider flying on Monday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at midday, when prices are usually at their highest.

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 26 August 2025.
See what other customers who have flown with Cathay Pacific, Finnair, andSWISS to the United Kingdom have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

Boarding

7.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

Boarding

7.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

Boarding

7.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

Boarding

7.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

Boarding

7.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Crew

8.1

Entertainment

7.8

Food

7.3

Comfort

7.6

Boarding

7.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

FAQs about flying to Heathrow

  • Can I find cheaper flights to Heathrow if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Heathrow on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Heathrow?

    Based on reviews from Cheapflights users, SWISS is rated the highest out of the airlines that fly to Heathrow.

  • What is the cheapest airport to fly to in Heathrow?

    London Heathrow is currently the cheapest airport to fly to in Heathrow. One-way flights to London Heathrow typically cost HK$362, while return flights cost around HK$529.

  • How much is a return flight to Heathrow?

    A return flight to Heathrow will typically cost around HK$1,263, however they can be found for as little as HK$68.

  • Does London Heathrow have rental cars?

    Yes. Those touching down at London Heathrow can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to London Heathrow?

    Yes. London Heathrow has hotels nearby for those requiring accommodations. Aerotel London Heathrow is the closest property to London Heathrow (0.0 km away from London Heathrow).

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
Kingston upon Thames
Slough
Buckingham
Gatwick
Richmond
Wembley
Guildford
Maidstone
Northampton
Enfield
Luton
Swindon
Croydon
Hounslow
Newmarket
Southall

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Why should you use Cheapflights to find cheap flight tickets to Heathrow?

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Can Cheapflights find flights to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to Heathrow, users can toggle the no change fees filter when performing a flight search.

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