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Find cheap flights from London Heathrow Airport to Bangkok from £297

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Heathrow to Bangkok departing on 4/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Mon 10/6
Mon 17/6

Search hundreds of travel sites at once for deals on flights to Bangkok

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Bangkok, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Bangkok, as well as popular online travel agencies
In the last 7 days, travellers have searched 42,369,914 times on KAYAK, and here's why:

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Cheap flight deals from Heathrow to Bangkok (LHR-BKK)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Heathrow to Bangkok that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
22:05 - 02:15LHR-BKK
22h 10m1 stop
03:15 - 20:00BKK-LHR
22h 45m1 stop
£449Shenzhen Airlines
Find Deal
Sun, 2 Jun - Tue, 11 Jun
22:05 - 02:15LHR-BKK
22h 10m1 stop
19:25 - 19:50BKK-LHR
30h 25m1 stop
£452Shenzhen Airlines
Find Deal
Sun, 9 Jun - Sun, 16 Jun
22:10 - 22:00LHR-BKK
17h 50m1 stop
15:55 - 19:10BKK-LHR
33h 15m1 stop
£457China Southern
Find Deal
Wed, 5 Jun - Wed, 19 Jun
22:10 - 10:20LHR-BKK
30h 10m1 stop
15:55 - 19:10BKK-LHR
33h 15m1 stop
£458China Southern
Find Deal
Tue, 28 May - Wed, 5 Jun
20:25 - 23:55LHR-BKK
21h 30m1 stop
01:15 - 20:00BKK-LHR
24h 45m1 stop
£470Air China
Find Deal
Wed, 19 Jun - Mon, 24 Jun
20:25 - 23:55LHR-BKK
21h 30m1 stop
19:35 - 20:00BKK-LHR
30h 25m1 stop
£474Air China
Find Deal
Tue, 18 Jun - Tue, 25 Jun
22:05 - 09:30LHR-BKK
29h 25m1 stop
04:00 - 06:55BKK-LHR
32h 55m1 stop
£477Gulf Air
Find Deal
Wed, 5 Jun - Thu, 20 Jun
22:05 - 02:40LHR-BKK
22h 35m1 stop
04:00 - 15:20BKK-LHR
17h 20m1 stop
£478Gulf Air
Find Deal
Thu, 30 May - Sat, 15 Jun
19:30 - 14:50LHR-BKK
13h 20m1 stop
12:45 - 21:45BKK-LHR
15h 00m1 stop
£482
Find Deal
Sun, 8 Sep - Fri, 18 Oct
19:30 - 14:50LHR-BKK
13h 20m1 stop
12:45 - 17:55BKK-LHR
35h 10m1 stop
£491
Find Deal
Wed, 4 Sep - Wed, 25 Sep

Flights from Heathrow to Bangkok - Travel Insights & Trends

Get data-powered insights and trends into flights from Heathrow to Bangkok to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest London Heathrow Airport to Bangkok flight route?

The cheapest price for flight routes found by users searching on KAYAK in the last 2 weeks for one-way flights from London Heathrow Airport to Bangkok.
Our data shows that the cheapest route for a one-way flight from London Heathrow Airport to Bangkok cost £444 and was between London Heathrow Airport and Bangkok Suvarnabhumi Airport. On average, the best prices are found if you fly this route. The average price for a return flight for this route is £650.

What’s the cheapest day of the week to fly from London Heathrow Airport to Bangkok?

The average price of all flights from London Heathrow Airport to Bangkok clicked on KAYAK for each day over the last 12 months.
Your flight ticket price will generally be cheaper if you fly to Bangkok on a Tuesday and more expensive on a Friday. On your return trip to London Heathrow Airport, you should consider flying back on a Tuesday, and avoid Fridays for better deals.

What is the cheapest month to fly from London Heathrow Airport to Bangkok?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from London Heathrow Airport to Bangkok, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from London Heathrow Airport to Bangkok is May, where tickets cost £616 on average. On the other hand, the most expensive months are December and July, where the average cost of tickets is £940 and £923 respectively.

How far in advance should I book a flight from London Heathrow Airport to Bangkok?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from London Heathrow Airport to Bangkok, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from London Heathrow Airport to Bangkok, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 81 days before departure.

Which airlines provide the cheapest flights from London Heathrow Airport to Bangkok?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The cheapest return flight ticket from London Heathrow Airport to Bangkok found by KAYAK users in the last 72 hours was for £449 on Shenzhen Airlines, followed by China Southern (£457). One-way flight deals have also been found from as low as £306 on Air India and from £307 on Shenzhen Airlines.

Which airlines fly direct between London Heathrow Airport and Bangkok?

Airline and price data is aggregated from results in KAYAK’s search results from the last 2 weeks for flights from London Heathrow Airport to Bangkok.
There are 2 airlines that fly direct from London Heathrow Airport to Bangkok. They are EVA Air and Thai Airways. The cheapest airline for this route is EVA Air, with the best one-way deal found costing £656. On average, the best prices for this route can be found at EVA Air.

How many flights are there between London Heathrow Airport and Bangkok per day?

Each day, there are 4 direct flights that take off from London Heathrow Airport and land in Bangkok, with an average flight time of 11h 43m. The most common departure time is 21:00 and most flights take off in the evening. Each week, there are 28 flights and there are the same amount of flights each day 4.

Which cabin class options are there for flights between London Heathrow Airport and Bangkok?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from London Heathrow Airport to Bangkok take?

There are no direct flights from London Heathrow Airport to Bangkok. The quickest journey takes 11h 25m.

Good to know - Cheap tickets from London Heathrow Airport to Bangkok

Cheapest flight

£297
Flight from London Heathrow Airport to Bangkok Suvarnabhumi Airport

When to book flights from Heathrow to Bangkok

Are your dates flexible? Find out the best times to travel from Heathrow to Bangkok based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking London Heathrow Airport to Bangkok flights

  • What is the cheapest flight from London Heathrow Airport to Bangkok?

    In the last 3 days, the lowest price for a flight from London Heathrow Airport to Bangkok was £372 for a one-way ticket and £563 for a return.

  • Which airports will I be using when flying from London Heathrow Airport to Bangkok?

    London Heathrow Airport is served by only 1 airport and there are 2 airports in Bangkok. You will leave London Heathrow Airport from London Heathrow and you will be arriving in Bangkok at one of these airports: Bangkok Suvarnabhumi or Bangkok Don Mueang Intl.

  • Which aircraft models fly most regularly from London Heathrow Airport to Bangkok?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from London Heathrow Airport to Bangkok?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between London Heathrow Airport and Bangkok, with Star Alliance being the most commonly used for this route.

  • What is the most popular stopover when flying to Bangkok from London Heathrow Airport?

    Abu Dhabi is the most popular stopover city among KAYAK users travelling from London Heathrow Airport to Bangkok.

  • How does KAYAK find such low prices on flights from London Heathrow Airport to Bangkok?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London Heathrow Airport to Bangkok.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London Heathrow Airport to Bangkok?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Bangkok from London Heathrow Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London Heathrow Airport to Bangkok?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Bangkok with an airline and back to London Heathrow Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London Heathrow Airport to Bangkok?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Bangkok from London Heathrow Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly direct from London Heathrow Airport to Bangkok?

Find which airlines fly direct from Heathrow to Bangkok, which days they fly and book direct flights.

Direct departures

London Heathrow to Bangkok

Monday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Tuesday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Wednesday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Thursday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Friday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Saturday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Sunday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

See more direct flights

Direct returns

Bangkok to London Heathrow

Monday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Tuesday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Wednesday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Thursday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Friday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Saturday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

Sunday

Air Canada, EVA Air, Thai Airways

Air Canada, EVA Air, +1 more

See more direct flights
See more direct flights

Book cheap flights from London to Bangkok

Cheapest flights to Bangkok from London found in 2024

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from London to Bangkok found on KAYAK in the last 72 hours.
4/6Tue
1 stop
27h 35mLHR-BKK
£297
5/6Wed
1 stop
16h 20mLHR-BKK
£303
21/5Tue
1 stopAir India
15h 40mLHR-BKK
£306
29/5Wed
1 stopShenzhen Airlines
31h 35mLHR-BKK
£307
16/5Thu
1 stopAir India
27h 55mLHR-BKK
£310
10/6Mon
1 stopShenzhen Airlines
22h 15mLHR-BKK
£313
10/6Mon
1 stopGulf Air
29h 25mLHR-BKK
£328
23/5Thu
1 stopOman Air
15h 10mLHR-BKK
£332
2/6Sun
2 stopsGulf Air
35h 30mLHR-BKK
£334
10/6Mon
1 stopOman Air
15h 10mLHR-BKK
£348

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Last minute flights from Heathrow to Bangkok

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from London to Bangkok that are departing in the next 10 days.
13/5Mon
multi-stopChina Southern
32h 40mLHR-BKK
23/5Thu
multi-stopChina Southern
30h 10mBKK-LHR
£459
13/5Mon
multi-stopGulf Air
29h 25mLHR-BKK
18/5Sat
multi-stopGulf Air
32h 55mBKK-LHR
£475
12/5Sun
multi-stopChina Eastern
33h 10mLHR-BKK
17/6Mon
multi-stopChina Eastern
35h 05mBKK-LHR
£477
15/5Wed
multi-stopChina Eastern
21h 20mLHR-BKK
12/6Wed
multi-stopChina Eastern
26h 45mBKK-LHR
£477
14/5Tue
multi-stopEtihad Airways
28h 30mLHR-BKK
21/5Tue
multi-stopEtihad Airways
21h 20mBKK-LHR
£525
12/5Sun
multi-stopKuwait Airways
17h 00mLHR-BKK
14/5Tue
multi-stopKuwait Airways
17h 35mBKK-LHR
£533
16/5Thu
multi-stopSAUDIA
20h 40mLHR-BKK
22/5Wed
multi-stopSAUDIA
17h 45mBKK-LHR
£533
12/5Sun
multi-stopKuwait Airways
17h 00mLHR-BKK
20/5Mon
multi-stopKuwait Airways
17h 35mBKK-LHR
£540
15/5Wed
multi-stopEtihad Airways
21h 30mLHR-BKK
11/6Tue
multi-stopEtihad Airways
22h 10mBKK-LHR
£545
14/5Tue
multi-stopSAUDIA
20h 40mLHR-BKK
27/5Mon
multi-stopSAUDIA
21h 10mBKK-LHR
£609

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London Heathrow Airport - Bangkok Flights

Departure:

London Heathrow Airport (undefined)United Kingdom

Return flight deals:

Bangkok - London Heathrow Airport

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