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฿11,023+ 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 22/5. Fares are subject to change and may not be available on all flights or dates of travel.
— LHR
3 May — 10 May1
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 17,341 searches and data was last updated on 28 April 2025.

Return from

฿24,953

One-way from

฿11,023

Popular in

January

Cheapest in

October

Average price

฿33,571
โอมานแอร์
  • โอมานแอร์
  • 27/5-5/6
  • 2 total stops
  • 31h 35m total
  • Bangkok to London
Search Deals
22/5
  • 22/5
  • 2 total stops
  • 28h 20m total
  • Bangkok to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (฿69,988 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿10,683 potential savings vs. average return price).
Search Deals
Average for return flights in April 2025
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 28 April 2025.

Tue 27/508:20BKK - LHR
1 stop16h 40mMultiple Airlines
Thu 5/620:50LHR - BKK
1 stop14h 55mMultiple Airlines
Deal found 27/4฿24,953
Mon 12/502:10BKK - LHR
1 stop22h 30mChina Eastern
Sat 30/821:20LHR - BKK
1 stop24h 45mChina Eastern
Deal found 27/4฿25,053
Wed 14/518:05BKK - LHR
1 stop30h 55mChina Southern
Wed 4/621:00LHR - BKK
2 stops46h 30mChina Southern
Deal found 28/4฿25,454
Thu 12/610:20DMK - LHR
2 stops27h 35mMultiple Airlines
Mon 16/616:30LHR - DMK
2 stops23h 45mMultiple Airlines
Deal found 28/4฿25,688
Mon 26/501:30BKK - LHR
1 stop25h 00mAir China
Sat 31/520:25LHR - BKK
1 stop21h 45mAir China
Deal found 27/4฿25,855
Sun 18/506:45BKK - LHR
1 stop16h 10mเตอร์กิชแอร์ไลน์
Thu 22/522:25LHR - BKK
1 stop24h 50mเตอร์กิชแอร์ไลน์
Deal found 27/4฿26,088
Wed 21/512:05BKK - LHR
1 stop14h 50mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Tue 3/611:45LHR - BKK
1 stop15h 45mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Deal found 28/4฿26,222
Wed 11/621:00BKK - LHR
2 stops39h 20mรอยัลบรูไนแอร์ไลน์
Wed 18/617:15LHR - BKK
2 stops37h 25mรอยัลบรูไนแอร์ไลน์
Deal found 26/4฿26,322
Thu 10/701:30BKK - LHR
1 stop24h 00mไห่หนานแอร์ไลน์
Wed 13/822:00LHR - BKK
1 stop20h 20mไห่หนานแอร์ไลน์
Deal found 27/4฿27,091
Wed 10/907:05BKK - LHR
1 stop38h 05mFinnair
Tue 16/918:10LHR - BKK
1 stop29h 20mFinnair
Deal found 27/4฿27,725
Sun 27/715:25BKK - LHR
1 stop22h 05mซาอุเดียแอร์ไลน์
Sun 24/822:10LHR - BKK
1 stop20h 00mซาอุเดียแอร์ไลน์
Deal found 28/4฿27,859
Sun 1/619:10BKK - LHR
1 stop30h 00mโอมานแอร์
Mon 1/920:50LHR - BKK
1 stop28h 05mโอมานแอร์
Deal found 27/4฿28,126

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 17,341 searches and data was last updated on 28 April 2025.
Use the filters below to find and compare flights to London Heathrow Airport that are best for you.

Fly from

Bangkok

Route

Depart

Return

Price

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 27/5

08:20-19:00

1 stop16h 40m

London Heathrow

Tue 10/6

20:50-17:45

1 stop14h 55m

฿24,953

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Mon 12/5

02:10-18:40

1 stop22h 30m

London Heathrow

Sat 30/8

21:20-04:05

1 stop24h 45m

฿25,053

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 2/10

01:30-19:30

1 stop24h 00m

London Heathrow

Mon 13/10

22:00-10:00

1 stop30h 00m

฿25,287

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Wed 14/5

18:05-19:00

1 stop30h 55m

London Heathrow

Wed 4/6

21:00-01:30

2 stops46h 30m

฿25,454

BangkokLondon

DMK - LHR

DMKLHR

Bangkok Don Mueang Intl

Thu 12/6

10:20-07:55

2 stops27h 35m

London Heathrow

Mon 16/6

16:30-22:15

2 stops23h 45m

฿25,688

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Mon 26/5

01:30-20:30

1 stop25h 00m

London Heathrow

Sat 31/5

20:25-00:10

1 stop21h 45m

฿25,855

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Sun 18/5

06:45-16:55

1 stop16h 10m

London Heathrow

Thu 22/5

22:25-05:15

1 stop24h 50m

฿26,088

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Wed 21/5

12:05-20:55

1 stop14h 50m

London Heathrow

Tue 3/6

11:45-09:30

1 stop15h 45m

฿26,222

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Wed 11/6

21:00-06:20

2 stops39h 20m

London Heathrow

Wed 18/6

17:15-12:40

2 stops37h 25m

฿26,322

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Wed 10/9

07:05-15:10

1 stop38h 05m

London Heathrow

Tue 16/9

18:10-05:30

1 stop29h 20m

฿27,725

Flights are sorted by cheapest return flights first.

Deals found on 27/4

Showing 1-10 of 33 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 Bangkok to Heathrow. Price data was last updated on 25 April 2025.

The best time to book flights to Heathrow is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to Heathrow?

On average, a flight from Bangkok to Heathrow takes 14 hours 45 minutes. Flights to Heathrow from other popular cities in Thailand 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?

Use this chart to determine the cheapest time to fly return from Bangkok to Heathrow. Price data was last updated on 30 March 2025.

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

Weekly flight availability to Heathrow

The most flights from Bangkok to Heathrow are scheduled on a Monday (6 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 Bangkok to Heathrow are EVA Air, Thai Airways and China Eastern.

EVA Air

EVA Air

From ฿897

Thai Airways

Thai Airways

From ฿969

China Eastern

China Eastern

From ฿657

เอทิฮัดแอร์เวย์

เอทิฮัดแอร์เวย์

From ฿719

What are the cheapest airlines that fly to Heathrow?

The cheapest airlines flying from Bangkok to Heathrow are China Southern, China Eastern and Air China.

Rainfall in Heathrow by month

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

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

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 28 April 2025.
See what other customers who have flown with EVA Air, ไห่หนานแอร์ไลน์ and Emirates to London have to say. 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.
EVA Air
8.4
Very Good
1,184 reviews
Check prices

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very Good
1,184 reviews
EVA Air
8.4
Very Good
1,184 reviews
Check prices

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
ไห่หนานแอร์ไลน์
8.1
Very Good
38 reviews
EVA Air
8.4
Very Good
1,184 reviews
Check prices

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Emirates
8.0
Very Good
3,213 reviews
EVA Air
8.4
Very Good
1,184 reviews
Check prices

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
7.8
Good
1,333 reviews
EVA Air
8.4
Very Good
1,184 reviews
Check prices

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

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, China Southern 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 ฿8,049, while return flights cost around ฿5,648.

  • How much is a return flight to Heathrow?

    A return flight to Heathrow will typically cost around ฿173, however they can be found for as little as ฿169.

  • Where does the fastest flight to Heathrow depart from?

    For those looking to save time traveling to Heathrow, Bangkok offers the quickest one-way flight (12 hours 20 minutes).

  • 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
Brentford
Waterlooville

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