What is the cheapest month to fly to Heathrow?

Currently, February is the cheapest month in which you can book a flight to Heathrow . Flying to Heathrow in August will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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$492, while return flights cost around HK$626.

How much is a return flight to Heathrow?

A return flight to Heathrow will typically cost around HK$218, however they can be found for as little as HK$80.

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).

HK$2,449+ Flights to Heathrow

Flights to Heathrow in 2025

Return from	HK$5,361
One-way from	HK$2,449
Popular in	April
Cheapest in	November
Average price	HK$6,712
Good round-trip deal	HK$7,009 or less
Good one-way deal	HK$4,867 or less

Finnair
17-9-22-10
2 total stops
57h 55m total
Hong Kong to London

Search Deals

Air China
10-10
1 total stop
33h 45m total
Hong Kong to London

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (HK$2,168 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (HK$862 potential savings vs. average return price).

Search Deals

Average for return flights in July 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

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 12 July 2025.

Wed 17-920:55HKG - LHR

1 stop30h 45mFinnair

Wed 22-1007:30LHR - HKG

1 stop27h 10mFinnair

Deal found 12-7HK$5,361

Tue 16-920:50HKG - LHR

1 stop29h 40mHainan Airlines

Mon 3-1121:00LHR - HKG

2 stops28h 10mHainan Airlines

Deal found 10-7HK$5,377

Tue 9-923:25HKG - LHR

1 stop16h 15mMultiple Airlines

Fri 19-918:40LHR - HKG

1 stop15h 00mMultiple Airlines

Deal found 12-7HK$5,385

Thu 11-923:15HKG - LHR

1 stop29h 30mSWISS

Thu 25-907:00LHR - HKG

2 stops26h 40mSWISS

Deal found 12-7HK$5,393

Mon 18-808:30HKG - LHR

1 stop16h 35mChina Southern

Sun 7-921:00LHR - HKG

1 stop18h 45mChina Southern

Deal found 12-7HK$5,432

Tue 9-1219:35HKG - LHR

1 stop30h 50mEtihad Airways

Sun 28-1220:55LHR - HKG

1 stop27h 35mEtihad Airways

Deal found 9-7HK$5,471

Mon 15-922:20HKG - LHR

1 stop30h 05mAir France

Mon 3-1117:35LHR - HKG

1 stop16h 55mAir France

Deal found 10-7HK$5,526

Tue 22-722:45HKG - LHR

1 stop15h 55mKLM

Sat 30-811:45LHR - HKG

1 stop20h 40mKLM

Deal found 9-7HK$5,581

Wed 10-923:25HKG - LHR

1 stop24h 15mLufthansa

Sat 22-1115:30LHR - HKG

1 stop16h 55mLufthansa

Deal found 12-7HK$5,597

Best flights to Heathrow Airport
Discover carefully curated flight deals to Heathrow Airport that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 July 2025.

Wed 17-920:55HKG - LHR

1 stop30h 45mFinnair

Wed 22-1007:30LHR - HKG

1 stop27h 10mFinnair

Deal found 12-7HK$5,361

Tue 16-920:50HKG - LHR

1 stop29h 40mHainan Airlines

Mon 3-1121:00LHR - HKG

2 stops28h 10mHainan Airlines

Deal found 10-7HK$5,377

Tue 16-923:15HKG - LHR

1 stop15h 40mSWISS

Tue 4-1107:00LHR - HKG

2 stops26h 05mSWISS

Deal found 10-7HK$5,393

Sun 7-920:50HKG - LHR

1 stop29h 40mMultiple Airlines

Mon 22-922:00LHR - HKG

1 stop34h 05mMultiple Airlines

Deal found 11-7HK$5,424

Mon 18-808:30HKG - LHR

1 stop16h 35mChina Southern

Sun 7-921:00LHR - HKG

1 stop18h 45mChina Southern

Deal found 12-7HK$5,432

Tue 9-1219:35HKG - LHR

1 stop30h 50mEtihad Airways

Sun 28-1220:55LHR - HKG

1 stop27h 35mEtihad Airways

Deal found 10-7HK$5,471

Mon 15-922:20HKG - LHR

1 stop30h 05mAir France

Mon 3-1117:35LHR - HKG

1 stop16h 55mAir France

Deal found 10-7HK$5,526

Tue 22-722:45HKG - LHR

1 stop15h 55mKLM

Sat 30-811:45LHR - HKG

1 stop20h 40mKLM

Deal found 9-7HK$5,581

Tue 22-723:25HKG - LHR

1 stop23h 15mLufthansa

Tue 26-807:30LHR - HKG

1 stop25h 15mLufthansa

Deal found 10-7HK$5,605

Direct flights to Heathrow Airport
Explore direct flight options to Heathrow Airport based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 July 2025.

Thu 16-1023:00HKG - LHR

Nonstop14h 30mBritish Airways

Wed 29-1017:55LHR - HKG

Nonstop12h 55mBritish Airways

Deal found 12-7HK$6,288

Fri 17-1011:05HKG - LHR

Nonstop14h 10mCathay Pacific

Tue 4-1120:15LHR - HKG

Nonstop12h 40mCathay Pacific

Deal found 10-7HK$6,641

Last-minute flights to Heathrow Airport
Discover last-minute flight deals to Heathrow Airport. Data last updated 12 July 2025 and is based on user searches.

Sun 20-723:25HKG - LHR

1 stop24h 15mLufthansa

Tue 26-815:30LHR - HKG

1 stop17h 15mLufthansa

Deal found 10-7HK$5,605

Mon 21-723:15HKG - LHR

1 stop15h 40mSWISS

Sun 31-820:05LHR - HKG

1 stop37h 35mSWISS

Deal found 9-7HK$5,817

Mon 21-720:05HKG - LHR

1 stop29h 35mChina Eastern

Mon 4-821:20LHR - HKG

1 stop31h 30mChina Eastern

Deal found 10-7HK$6,264

Mon 21-722:20HKG - LHR

1 stop30h 05mAir France

Fri 29-817:35LHR - HKG

1 stop16h 55mAir France

Deal found 9-7HK$6,484

Tue 22-722:45HKG - LHR

1 stop15h 55mKLM

Sat 30-811:45LHR - HKG

1 stop20h 40mKLM

Deal found 9-7HK$5,581

Tue 22-722:45HKG - LHR

1 stop15h 55mMultiple Airlines

Fri 29-817:35LHR - HKG

1 stop16h 55mMultiple Airlines

Deal found 10-7HK$5,754

Tue 22-708:50HKG - LHR

1 stop29h 40mAir India

Sun 28-909:45LHR - HKG

1 stop37h 30mAir India

Deal found 12-7HK$6,225

Tue 22-720:50HKG - LHR

1 stop29h 40mHainan Airlines

Fri 29-822:00LHR - HKG

2 stops34h 45mHainan Airlines

Deal found 10-7HK$6,696

Tue 22-701:25HKG - LHR

1 stop18h 55mBritish Airways

Tue 26-821:55LHR - HKG

1 stop16h 50mBritish Airways

Deal found 11-7HK$6,790

Wed 23-723:15HKG - LHR

1 stop15h 40mSWISS

Sun 31-808:55LHR - HKG

2 stops24h 45mSWISS

Deal found 9-7HK$5,393

Thu 24-707:30HKG - LHR

1 stop18h 10mChina Eastern

Tue 5-821:20LHR - HKG

1 stop15h 55mChina Eastern

Deal found 10-7HK$5,942

Tue 29-722:20HKG - LHR

1 stop19h 10mMultiple Airlines

Wed 10-920:55LHR - HKG

1 stop35h 30mMultiple Airlines

Deal found 12-7HK$5,542

One-way flights to Heathrow Airport
Search for one-way flight options to Heathrow Airport. Find affordable one-way fares based on user searches. Data last updated 12 July 2025.

Fri 10-1017:30HKG - LHR

1 stop33h 45mAir China

Deal found 11-7HK$2,449

Thu 18-914:40HKG - LHR

2 stops22h 40mRoyal Brunei Airlines

Deal found 12-7HK$2,481

Mon 22-908:45HKG - LHR

2 stops41h 25mMultiple Airlines

Deal found 10-7HK$2,630

Sun 28-914:35HKG - LHR

2 stops35h 35mOman Air

Deal found 11-7HK$2,700

Mon 28-715:30HKG - LHR

2 stops37h 55mIndiGo

Deal found 10-7HK$2,842

Cheapflights Fare Finder

Use the filters below to find and compare flights to London Heathrow Airport that are best for you.

Fly from

Route

Departure

Return

Price

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 17-9

20:55-20:40

1 stop30h 45m

London Heathrow

Wed 22-10

07:30-17:40

1 stop27h 10m

HK$5,361

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 16-9

20:50-19:30

1 stop29h 40m

London Heathrow

Mon 3-11

21:00-09:10

2 stops28h 10m

HK$5,377

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 9-9

23:25-08:40

1 stop16h 15m

London Heathrow

Fri 19-9

18:40-16:40

1 stop15h 00m

HK$5,385

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 11-9

23:15-07:55

1 stop15h 40m

London Heathrow

Tue 25-11

07:00-17:05

2 stops26h 05m

HK$5,393

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 18-8

08:30-18:05

1 stop16h 35m

London Heathrow

Sun 7-9

21:00-22:45

1 stop18h 45m

HK$5,432

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 9-12

19:35-18:25

1 stop30h 50m

London Heathrow

Sun 28-12

20:55-08:30

1 stop27h 35m

HK$5,471

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 15-9

22:20-21:25

1 stop30h 05m

London Heathrow

Mon 3-11

17:35-18:30

1 stop16h 55m

HK$5,526

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 10-9

23:25-16:40

1 stop24h 15m

London Heathrow

Sat 22-11

15:30-16:25

1 stop16h 55m

HK$5,597

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 9-10

22:20-10:45

2 stops19h 25m

London Heathrow

Sat 25-10

14:45-15:25

1 stop17h 40m

HK$5,636

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Fri 10-10

17:30-20:15

1 stop33h 45m

HK$2,449

Flights are sorted by cheapest return flights first.

Deals found on 11-7

Showing 1-10 of 14 results

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?

Booking 32 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.

How long is the flight to Heathrow?

On average, a flight from Hong Kong to Heathrow takes 14 hours 10 minutes. Flights to Heathrow from other popular cities in Hong Kong will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Heathrow?

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.

Weekly flight availability to Heathrow

The most flights from Hong Kong to Heathrow are scheduled on a Saturday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

What are the most popular airlines that fly to Heathrow?

The most popular airlines flying from Hong Kong to Heathrow are Cathay Pacific, British Airways and SWISS.

What are the cheapest airlines that fly to Heathrow?

The cheapest airlines flying from Hong Kong to Heathrow are SWISS, China Southern and Lufthansa.

Rainfall in Heathrow by month

In terms of precipitation, rainfall in Heathrow ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit Heathrow when rainfall is around 40.0 mm.

Temperature in Heathrow by month

If weather is an important factor for your trip to Heathrow, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

See what other customers who have flown with Hainan Airlines, KLM, andChina Southern to the United Kingdom have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Hainan Airlines

8.2

Very Good

41 reviews

Check prices

Reviews

1 / 2

10.0

Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

Hainan Airlines

8.2

Very Good

41 reviews

Hainan Airlines

8.2

Very Good

41 reviews

Check prices

Reviews

1 / 2

10.0

Excellent

Anonymous,Mar 2025

CAN - PEK

KLM

7.8

Good

1,372 reviews

Hainan Airlines

8.2

Very Good

41 reviews

Check prices

Reviews

1 / 2

10.0

Excellent

Anonymous,Mar 2025

CAN - PEK

China Southern

7.6

Good

103 reviews

Hainan Airlines

8.2

Very Good

41 reviews

Check prices

Reviews

1 / 2

10.0

Excellent

Anonymous,Mar 2025

CAN - PEK

Finnair

7.6

Good

1,316 reviews

Hainan Airlines

8.2

Very Good

41 reviews

Check prices

Reviews

1 / 2

10.0

Excellent

Anonymous,Mar 2025

CAN - PEK

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$492, while return flights cost around HK$626.
How much is a return flight to Heathrow?
A return flight to Heathrow will typically cost around HK$218, however they can be found for as little as HK$80.
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

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Buckingham

Gatwick

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Northampton

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How does Cheapflights help users find flights to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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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HK$2,449+ 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 10-10. Fares are subject to change and may not be available on all flights or dates of travel.

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 12 July 2025.

Return from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals to Heathrow Airport

Cheapest flights to Heathrow AirportExplore the most affordable flight options available to Heathrow Airport. Find the lowest fares based on data from user searches, with prices last updated on 12 July 2025.

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 12 July 2025.

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 12 July 2025.

Use the filters below to find and compare flights to London Heathrow Airport that are best for you.

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.

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 27 June 2025.

How long is the flight to Heathrow?

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 6 July 2025.

Weekly flight availability to Heathrow

What are the most popular airlines that fly to Heathrow?

What are the cheapest airlines that fly to Heathrow?

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

See what other customers who have flown with Hainan Airlines, KLM, andChina Southern to the United Kingdom have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

FAQs about flying to Heathrow

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

What is the best airline to fly to Heathrow?

What is the cheapest airport to fly to in Heathrow?

How much is a return flight to Heathrow?

Does London Heathrow have rental cars?

Are there hotels close to London Heathrow?

Travelling to a place near London Heathrow Airport?

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.

Search flights to Heathrow by cabin class

Find flights to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

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 to Heathrow?

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

Can Cheapflights find flights to Heathrow with no change fees?

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

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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 12 July 2025.