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HK$2,176+ 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 20-11. Fares are subject to change and may not be available on all flights or dates of travel.
— LHR
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

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Enter your travel dates to find the best prices.

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 24 October 2025.

Mon 10-1123:30HKG - LHR
1 stop16h 35mSWISS
Tue 18-1109:00LHR - HKG
2 stops24h 45mSWISS
Deal found 23-10HK$4,686
Sun 30-1117:50HKG - LHR
1 stop32h 00mAir China
Thu 4-1221:35LHR - HKG
1 stop30h 30mAir China
Deal found 22-10HK$4,702
Thu 30-1018:35HKG - LHR
2 stops31h 00mMultiple Airlines
Tue 25-1122:10LHR - HKG
1 stop29h 55mMultiple Airlines
Deal found 22-10HK$4,733
Sun 14-1210:30HKG - LHR
1 stop37h 25mAir China
Thu 18-1221:35LHR - HKG
1 stop34h 20mAir China
Deal found 23-10HK$4,740
Sat 6-1208:30HKG - LHR
1 stop17h 20mAir China
Sat 20-1221:35LHR - HKG
1 stop30h 30mAir China
Deal found 22-10HK$4,772
Sun 7-1208:30HKG - LHR
1 stop17h 20mAir China
Sat 20-1221:35LHR - HKG
1 stop34h 20mAir China
Deal found 23-10HK$4,779
Wed 19-1122:40HKG - LHR
1 stop19h 50mMultiple Airlines
Mon 24-1117:05LHR - HKG
2 stops17h 25mMultiple Airlines
Deal found 23-10HK$4,795
Tue 18-1122:40HKG - LHR
2 stops23h 10mMultiple Airlines
Mon 8-1214:45LHR - HKG
1 stop19h 45mMultiple Airlines
Deal found 21-10HK$4,803
Mon 8-1222:40HKG - LHR
2 stops20h 05mMultiple Airlines
Mon 12-117:35LHR - HKG
1 stop16h 55mMultiple Airlines
Deal found 20-10HK$4,810
Wed 10-1208:30HKG - LHR
1 stop17h 20mAir China
Sat 20-1221:35LHR - HKG
1 stop30h 30mAir China
Deal found 21-10HK$4,818
Sat 6-1208:30HKG - LHR
1 stop17h 20mAir China
Sat 13-1221:35LHR - HKG
1 stop30h 30mAir China
Deal found 22-10HK$4,834

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 24 October 2025.

Return from

HK$4,686

One-way from

HK$2,176

Popular in

April

Cheapest in

November

Average price

HK$6,038

Good round-trip deal

HK$6,519 or less

Good one-way deal

HK$4,870 or less
SWISS
  • SWISS
  • 10-11-18-11
  • 3 total stops
  • 41h 20m total
  • Hong Kong to London
Search Deals
Air China
  • Air China
  • 20-11
  • 1 total stop
  • 27h 40m total
  • Hong Kong to London
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (HK$30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (HK$83 potential savings vs. average return price).
Search Deals
Average for return flights in October 2025
Search Deals
Price to beat on a round-trip flight from Hong Kong Intl to London Heathrow.
Search Deals
Price to beat on a one-way flight from Hong Kong Intl to London Heathrow.
Search Deals

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 24 October 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

Thu 22-1

22:40-10:45

2 stops20h 05m

London Heathrow

Mon 26-1

17:35-18:30

1 stop16h 55m

HK$4,787

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 4-12

22:40-07:55

1 stop17h 15m

London Heathrow

Mon 8-12

17:05-18:30

2 stops17h 25m

HK$4,795

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 2-12

21:45-17:00

1 stop27h 15m

London Heathrow

Sun 24-5

16:10-17:45

1 stop18h 35m

HK$4,966

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Fri 19-12

19:35-06:40

1 stop19h 05m

London Heathrow

Sat 3-1

20:55-08:30

1 stop27h 35m

HK$5,020

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 20-11

23:30-16:40

2 stops25h 10m

London Heathrow

Thu 27-11

14:25-17:45

2 stops19h 20m

HK$5,502

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Fri 7-11

15:30-05:55

2 stops22h 25m

London Heathrow

Tue 11-11

17:40-20:50

1 stop19h 10m

HK$5,564

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 24-12

23:25-13:45

2 stops22h 20m

London Heathrow

Fri 9-1

19:25-18:30

1 stop15h 05m

HK$5,658

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 6-11

23:30-16:40

2 stops25h 10m

London Heathrow

Sun 16-11

09:00-17:45

2 stops24h 45m

HK$5,727

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 6-11

22:45-05:35

Nonstop14h 50m

London Heathrow

Sun 16-11

17:55-14:50

Nonstop12h 55m

HK$5,805

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 19-11

22:45-05:35

Nonstop14h 50m

London Heathrow

Mon 24-11

17:55-14:50

Nonstop12h 55m

HK$5,821

Flights are sorted by cheapest return flights first.

Deals found on 23-10

Showing 1-10 of 21 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 17 October 2025.

Booking 36 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 19 October 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 24 October 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.
Cathay Pacific
7.6
Good
1,038 reviews
Check prices

Boarding

7.9

Comfort

7.6

Food

7.3

Entertainment

7.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Cathay Pacific
7.6
Good
1,038 reviews
Cathay Pacific
7.6
Good
1,038 reviews
Check prices

Boarding

7.9

Comfort

7.6

Food

7.3

Entertainment

7.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Finnair
7.6
Good
1,333 reviews
Cathay Pacific
7.6
Good
1,038 reviews
Check prices

Boarding

7.9

Comfort

7.6

Food

7.3

Entertainment

7.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
SWISS
7.5
Good
1,772 reviews
Cathay Pacific
7.6
Good
1,038 reviews
Check prices

Boarding

7.9

Comfort

7.6

Food

7.3

Entertainment

7.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Lufthansa
6.8
Okay
7,518 reviews
Cathay Pacific
7.6
Good
1,038 reviews
Check prices

Boarding

7.9

Comfort

7.6

Food

7.3

Entertainment

7.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
British Airways
6.7
Okay
7,468 reviews
Cathay Pacific
7.6
Good
1,038 reviews
Check prices

Boarding

7.9

Comfort

7.6

Food

7.3

Entertainment

7.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

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$401, while return flights cost around HK$1,039.

  • How much is a return flight to Heathrow?

    A return flight to Heathrow will typically cost around HK$1,767, however they can be found for as little as HK$1,039.

  • 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 T2 & T3 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
Hatfield
Guildford
Maidstone
Northampton
Enfield
Luton
Swindon
Croydon
Hounslow
Newmarket
Southall
Royal Tunbridge Wells

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Fly with Cheapflights

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How does Cheapflights help users find flights to Heathrow?

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

Cheapflights simply makes it quick and affordable to book flights to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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.

Can Cheapflights notify me if prices for flights to Heathrow become cheaper?

Yes! Start tracking prices for Heathrow flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.

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