Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from London Heathrow Airport to Bangkok from €294

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Bangkok departing on 30/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London Heathrow Airport to Bangkok

Cheap return flights

Shenzhen Airlines Logo
22:05 - 18:30LHR-BKK
38h 25m1 stop
Shenzhen Airlines Logo
12:10 - 19:50BKK-LHR
37h 40m1 stop
€390Shenzhen Airlines
Find Deal
Sun, 31 Aug - Sun, 7 Sep
Shenzhen Airlines Logo
22:05 - 18:30LHR-BKK
38h 25m1 stop
Shenzhen Airlines Logo
03:15 - 20:00BKK-LHR
22h 45m1 stop
€415Shenzhen Airlines
Find Deal
Fri, 19 Sep - Sat, 18 Oct
Shenzhen Airlines Logo
22:05 - 02:15LHR-BKK
22h 10m1 stop
Shenzhen Airlines Logo
12:10 - 20:00BKK-LHR
37h 50m1 stop
€416Shenzhen Airlines
Find Deal
Wed, 17 Sep - Tue, 21 Oct
Hainan Airlines Logo
21:00 - 10:05LHR-BKK
30h 05m2 stops
Hainan Airlines Logo
11:10 - 17:55BKK-LHR
37h 45m2 stops
€483Hainan Airlines
Find Deal
Mon, 3 Nov - Sun, 30 Nov
Hainan Airlines Logo
21:00 - 10:05LHR-BKK
30h 05m2 stops
Hainan Airlines Logo
19:10 - 17:55BKK-LHR
29h 45m2 stops
€484Hainan Airlines
Find Deal
Mon, 3 Nov - Sun, 30 Nov
SWISS Logo
18:40 - 09:45LHR-BKK
33h 05m1 stop
SWISS Logo
12:35 - 11:25BKK-LHR
28h 50m1 stop
€494SWISS
Find Deal
Tue, 16 Sep - Sat, 18 Oct
China Southern Logo
22:00 - 22:30LHR-BKK
17h 30m1 stop
China Southern Logo
19:55 - 18:15BKK-LHR
29h 20m1 stop
€496China Southern
Find Deal
Sun, 2 Nov - Sun, 30 Nov
China Southern Logo
22:00 - 11:25LHR-BKK
30h 25m1 stop
China Southern Logo
19:55 - 18:15BKK-LHR
29h 20m1 stop
€503China Southern
Find Deal
Mon, 3 Nov - Sun, 30 Nov
China Eastern Logo
21:20 - 00:40LHR-BKK
21h 20m1 stop
China Eastern Logo
01:55 - 17:30BKK-LHR
22h 35m1 stop
€511China Eastern
Find Deal
Thu, 2 Oct - Tue, 25 Nov
SWISS Logo
13:50 - 10:40LHR-BKK
13h 50m1 stop
SWISS Logo
13:10 - 21:40BKK-LHR
15h 30m1 stop
€525SWISS
Find Deal
Sat, 8 Nov - Sat, 22 Nov

Lufthansa flights from London Heathrow Airport to Bangkok Suvarnabhumi Airport

Our best Lufthansa deals on London Heathrow Airport to Bangkok Suvarnabhumi Airport flight tickets
Lufthansa
19 Jul
LHR11:30London Heathrow
21h 20m
2 stops
BKK14:50Bangkok Suvarnabhumi
5 Aug
BKK23:00Bangkok Suvarnabhumi
15h 15m
1 stop
LHR08:15London Heathrow
€908
Find similar
Lufthansa
29 Jul
LHR10:50London Heathrow
22h 00m
2 stops
BKK14:50Bangkok Suvarnabhumi
4 Nov
BKK23:30Bangkok Suvarnabhumi
15h 35m
1 stop
LHR08:05London Heathrow
€955
Find similar
Lufthansa
29 Jul
LHR16:25London Heathrow
16h 25m
2 stops
BKK14:50Bangkok Suvarnabhumi
29 Oct
BKK23:50Bangkok Suvarnabhumi
23h 00m
2 stops
LHR15:50London Heathrow
€978
Find similar

Oman Air flights from London Heathrow Airport to Bangkok Suvarnabhumi Airport

Our best Oman Air deals on London Heathrow Airport to Bangkok Suvarnabhumi Airport flight tickets
Oman Air
21 Jul
LHR20:50London Heathrow
28h 05m
1 stop
BKK06:55Bangkok Suvarnabhumi
12 Aug
BKK09:00Bangkok Suvarnabhumi
16h 10m
1 stop
LHR19:10London Heathrow
€755
Find similar
Oman Air
30 Jul
LHR20:50London Heathrow
14h 55m
1 stop
BKK17:45Bangkok Suvarnabhumi
11 Aug
BKK19:10Bangkok Suvarnabhumi
30h 00m
1 stop
LHR19:10London Heathrow
€823
Find similar
Oman Air
27 Jul
LHR20:50London Heathrow
14h 55m
1 stop
BKK17:45Bangkok Suvarnabhumi
12 Aug
BKK09:00Bangkok Suvarnabhumi
16h 10m
1 stop
LHR19:10London Heathrow
€848
Find similar

See travel insights to Bangkok from

How to get the cheapest flight ticket from London Heathrow Airport to Bangkok Suvarnabhumi Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London Heathrow Airport and Bangkok Suvarnabhumi Airport?

What is the cheapest month to fly to Bangkok Suvarnabhumi Airport?

The cheapest month to fly to Bangkok Suvarnabhumi Airport from London Heathrow Airport is in May. Flight prices, which tend to average around €712, are often lower during this time because this is during the off-season. If you don’t want to visit Bangkok Suvarnabhumi Airport in May, then you should wait until June to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of €716.

What is the cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport?

The cheapest day to depart from London Heathrow Airport to Bangkok Suvarnabhumi Airport is on a Monday when prices can be found for as low as €715. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around €1,187. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bangkok Suvarnabhumi Airport.

What is the cheapest time of day to depart on your flight to Bangkok Suvarnabhumi Airport?

Our data shows that the cheapest London Heathrow Airport to Bangkok Suvarnabhumi Airport flights are usually those with departure times in the evening. Our users have found flights to Bangkok Suvarnabhumi Airport in the evening for as low as €815. In contrast, the most expensive time of day to depart to Bangkok Suvarnabhumi Airport is in the morning when prices are around €1,187.

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

Fly from London Heathrow to Bangkok Suvarnabhumi for the best London Heathrow - Bangkok Suvarnabhumi flight prices

How far in advance should I book a flight to Bangkok Suvarnabhumi Airport?

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around €814 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from London Heathrow Airport for as low as €751 on momondo.

What cabin class options are available on London Heathrow to Bangkok Suvarnabhumi flights?

There are 2 cabin classes available to choose from on London Heathrow to Bangkok Suvarnabhumi flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London Heathrow Airport to Bangkok Suvarnabhumi Airport flight prices changed over time?

As of July 2025, prices for London Heathrow Airport to Bangkok Suvarnabhumi Airport flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Bangkok Suvarnabhumi Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Bangkok Suvarnabhumi Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Bangkok Suvarnabhumi Airport (LHR to BKK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Bangkok Suvarnabhumi Airport

Best price found

€294

Fastest flight time

13h 50m

Direct flights

Every day
The best one-way flight to Bangkok Suvarnabhumi Airport from London Heathrow Airport in the past 72 hours is €294. The best return flight deal from London Heathrow Airport to Bangkok Suvarnabhumi Airport found on momondo in the last 72 hours is €390.
The fastest flight from London Heathrow Airport to Bangkok Suvarnabhumi Airport takes 13h 50m
Direct flights go from London Heathrow Airport to Bangkok Suvarnabhumi Airport every day.
Search flight deals

  • How far is London Heathrow to Bangkok Suvarnabhumi by plane?

    Bangkok Suvarnabhumi is 9570.2 km away from London Heathrow. Typically, this will take 13h 50m by plane in normal conditions.

  • When did momondo last update prices for flights from London Heathrow Airport to Bangkok Suvarnabhumi Airport?

    Prices for flights from London Heathrow Airport to Bangkok Suvarnabhumi Airport are updated daily.

  • How old do you have to be to fly from London Heathrow Airport to Bangkok Suvarnabhumi Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The necessary travel and health documents for your Bangkok Suvarnabhumi Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Bangkok Suvarnabhumi Airport?

Travelling to a place near Bangkok?

Book flights to Bangkok if you plan to visit one of these locations
Pattaya
Ko Lan
Ko Samet
Cha-am
Kanchanaburi
Sattahip

Why use momondo?

Why should I use momondo to find a flight deal from London to Bangkok?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Bangkok . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Bangkok with flexible booking policies on momondo?

Yes. All flights to Bangkok from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Bangkok?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Bangkok.

I’m not ready to book a flight from London to Bangkok right now. Can momondo alert me if prices change?

Price alerts on flights to Bangkok from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Bangkok Suvarnabhumi Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 23/7
Wed 30/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Bangkok

London Heathrow Airport flight routes

According to popular flight searches on momondo this year
London Heathrow to Dublin
London Heathrow to Shannon