What is the cheapest airline that flies from London to Bangkok?

Shenzhen Airlines, Austrian Airlines, and SWISS are the most popular carriers operating from London to Bangkok

How many flights depart from London to Bangkok on average per day?

As of November 2025, there are 7 flights per day flying from London to Bangkok. The most common time of day flights depart is 21:00, with 75% of flights taking off in the evening.

How many flights depart from London to Bangkok on average per week?

49 flights are operational weekly from London to Bangkok as of November 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

When did momondo last update prices for flights from London to Bangkok?

Prices for flights from London to Bangkok are updated daily.

How old do you have to be to fly from London to Bangkok?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Bangkok.

What documentation or ID do you need to fly to Bangkok?

The required travel and health documents for your Bangkok trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Bangkok. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

€356 Cheap Flights from London to Bangkok in 2025/26

Q: What is the typical price of a round-trip flight between London and Bangkok?

Prices are currently low for flights on this route. Typical prices usually range from €527 to €783. The lowest price recently found on this route was €525.

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17:40 - 00:10LHR-BKK

23h 30m1 stop

01:30 - 15:55BKK-LHR

21h 25m1 stop

€525Air China

Find Deal

Wed, 3 Dec - Mon, 2 Mar

20:05 - 10:45LHR-BKK

31h 40m1 stop

13:15 - 21:40BKK-LHR

15h 25m1 stop

€526SWISS

Find Deal

Mon, 1 Dec - Mon, 22 Dec

09:05 - 12:20LHR-BKK

20h 15m1 stop

14:00 - 21:40BKK-LHR

14h 40m1 stop

€527Austrian Airlines

Find Deal

Sun, 11 Jan - Mon, 19 Jan

22:00 - 17:05LHR-BKK

36h 05m1 stop

12:10 - 17:55BKK-LHR

36h 45m2 stops

€528China Southern

Find Deal

Tue, 25 Nov - Wed, 10 Dec

19:25 - 15:30LHR-BKK

13h 05m1 stop

14:00 - 21:40BKK-LHR

14h 40m1 stop

€529Austrian Airlines

Find Deal

Tue, 13 Jan - Thu, 29 Jan

13:45 - 10:45LHR-BKK

14h 00m1 stop

23:50 - 08:20BKK-LHR

15h 30m1 stop

€531Multiple Airlines

Find Deal

Wed, 3 Dec - Wed, 24 Dec

22:00 - 01:05LHR-BKK

20h 05m1 stop

19:15 - 17:55BKK-LHR

29h 40m2 stops

€534China Southern

Find Deal

Mon, 8 Dec - Thu, 25 Dec

21:10 - 02:15LHR-BKK

22h 05m1 stop

19:30 - 19:10BKK-LHR

30h 40m1 stop

€535Shenzhen Airlines

Find Deal

Wed, 26 Nov - Fri, 19 Dec

21:10 - 18:30LHR-BKK

38h 20m1 stop

19:30 - 19:10BKK-LHR

30h 40m1 stop

€537Shenzhen Airlines

Find Deal

Sun, 23 Nov - Fri, 19 Dec

21:00 - 10:05LHR-BKK

30h 05m2 stops

02:55 - 12:05BKK-LHR

16h 10m1 stop

€551Multiple Airlines

Find Deal

Mon, 8 Dec - Wed, 24 Dec

Air China flights from London to Bangkok

Our best Air China deals on London to Bangkok flight tickets

Air China

3 Dec

LHR17:40London Heathrow

23h 30m

1 stop

BKK00:10Bangkok Suvarnabhumi

2 Mar

BKK01:30Bangkok Suvarnabhumi

21h 25m

1 stop

LHR15:55London Heathrow

€525

Find similar

Air China

1 Mar

LHR17:40London Heathrow

17h 25m

1 stop

BKK18:05Bangkok Suvarnabhumi

18 Mar

BKK17:55Bangkok Suvarnabhumi

32h 45m

1 stop

LHR19:40London Heathrow

€533

Find similar

Air China

3 Dec

LHR17:40London Heathrow

17h 25m

1 stop

BKK18:05Bangkok Suvarnabhumi

2 Mar

BKK01:30Bangkok Suvarnabhumi

21h 25m

1 stop

LHR15:55London Heathrow

€576

Find similar

SWISS flights from London to Bangkok

Our best SWISS deals on London to Bangkok flight tickets

SWISS

1 Dec

LHR20:05London Heathrow

31h 40m

1 stop

BKK10:45Bangkok Suvarnabhumi

22 Dec

BKK13:15Bangkok Suvarnabhumi

15h 25m

1 stop

LHR21:40London Heathrow

€526

Find similar

SWISS

2 Dec

LHR07:00London Heathrow

20h 45m

2 stops

BKK10:45Bangkok Suvarnabhumi

3 Dec

BKK13:15Bangkok Suvarnabhumi

25h 50m

1 stop

LHR08:05London Heathrow

€556

Find similar

SWISS

3 May

LHR08:55London Heathrow

18h 50m

2 stops

BKK09:45Bangkok Suvarnabhumi

25 May

BKK12:50Bangkok Suvarnabhumi

14h 55m

1 stop

LHR21:45London Heathrow

€571

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 3/12

17:40-00:10

1 stop23h 30m

Bangkok Suvarnabhumi

Mon 2/3

01:30-15:55

1 stop21h 25m

€525

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 1/12

20:05-10:45

1 stop31h 40m

Bangkok Suvarnabhumi

Mon 22/12

13:15-21:40

1 stop15h 25m

€526

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sun 11/1

09:05-12:20

1 stop20h 15m

Bangkok Suvarnabhumi

Mon 19/1

14:00-21:40

1 stop14h 40m

€527

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Tue 25/11

22:00-17:05

1 stop36h 05m

Bangkok Suvarnabhumi

Wed 10/12

12:10-17:55

2 stops36h 45m

€528

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Tue 13/1

19:25-15:30

1 stop13h 05m

Bangkok Suvarnabhumi

Thu 29/1

14:00-21:40

1 stop14h 40m

€529

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 3/12

13:45-10:45

1 stop14h 00m

Bangkok Suvarnabhumi

Wed 24/12

23:50-08:20

1 stop15h 30m

€530

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 8/12

22:00-01:05

1 stop20h 05m

Bangkok Suvarnabhumi

Thu 25/12

19:15-17:55

2 stops29h 40m

€534

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 26/11

21:10-02:15

1 stop22h 05m

Bangkok Suvarnabhumi

Fri 19/12

19:30-19:10

1 stop30h 40m

€535

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sun 23/11

21:10-18:30

1 stop38h 20m

Bangkok Suvarnabhumi

Fri 19/12

19:30-19:10

1 stop30h 40m

€537

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 8/12

21:00-10:05

2 stops30h 05m

Bangkok Suvarnabhumi

Wed 24/12

02:55-12:05

1 stop16h 10m

€551

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Bangkok

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

Prices

Airlines

Other information

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

What is the cheapest month to fly to Bangkok?

If you’re not able to fly to Bangkok in May, then September is your next best option. Flight prices from London to Bangkok during September average around €631.

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

Our data shows that Wednesday is the least expensive day to fly to Bangkok. Tickets to fly out on this day can be as low as €794. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from London to Bangkok for around €1,118.

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

The cheapest time of day to fly to Bangkok is in the afternoon when flights can be purchased for as low as €581. At midday is when there is more demand to fly to Bangkok, so prices are often more expensive at around €1,048 per ticket.

What is the cheapest London to Bangkok flight route?

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

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

You are more likely to see cheaper flights to Bangkok from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around €817 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from London for as low as €754 on momondo.

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

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

Cheap London to Bangkok flight deals and tips

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

Fastest flight time	11h 25m
Direct flights	Every day
Airports in Bangkok	1 airport

The fastest flight from London to Bangkok takes 11h 25m

Direct flights go from London to Bangkok every day.

There is 1 airport near Bangkok: Bangkok Suvarnabhumi (BKK)

Search flight deals

How far is London to Bangkok by plane?
Bangkok is 9527.1 km away from London. In terms of flight time, this usually takes a little over 13h 05m.
When did momondo last update prices for flights from London to Bangkok?
Prices for flights from London to Bangkok are updated daily.
How old do you have to be to fly from London to Bangkok?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Bangkok.
What documentation or ID do you need to fly to Bangkok?
The required travel and health documents for your Bangkok trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Bangkok. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

It is quick and easy to find London to Bangkok flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bangkok that suits you.

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 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

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Get notified when prices go down

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Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Bangkok Suvarnabhumi Airport

Bangkok Don Mueang Intl Airport

Cheap flights from London to Bangkok from €356

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 to Bangkok departing on 26/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London to Bangkok

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Air China flights from London to Bangkok

Our best Air China deals on London to Bangkok flight tickets

SWISS flights from London to Bangkok

Our best SWISS deals on London to Bangkok flight tickets

momondo Fare Finder

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

See travel insights to Bangkok from

How to get the cheapest flight ticket from London to Bangkok

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 and Bangkok?

What is the cheapest month to fly to Bangkok?

If you’re not able to fly to Bangkok in May, then September is your next best option. Flight prices from London to Bangkok during September average around €631.

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

Our data shows that Wednesday is the least expensive day to fly to Bangkok. Tickets to fly out on this day can be as low as €794. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from London to Bangkok for around €1,118.

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

The cheapest time of day to fly to Bangkok is in the afternoon when flights can be purchased for as low as €581. At midday is when there is more demand to fly to Bangkok, so prices are often more expensive at around €1,048 per ticket.

What is the cheapest London to Bangkok flight route?

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

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

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

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

What is the cheapest airline that flies from London to Bangkok?

Shenzhen Airlines, Austrian Airlines, and SWISS are the most popular carriers operating from London to Bangkok

How many flights depart from London to Bangkok on average per day?

As of November 2025, there are 7 flights per day flying from London to Bangkok. The most common time of day flights depart is 21:00, with 75% of flights taking off in the evening.

How many flights depart from London to Bangkok on average per week?

49 flights are operational weekly from London to Bangkok as of November 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

Cheap London to Bangkok flight deals and tips

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

Fastest flight time

Direct flights

Airports in Bangkok

How far is London to Bangkok by plane?

When did momondo last update prices for flights from London to Bangkok?

How old do you have to be to fly from London to Bangkok?

What documentation or ID do you need to fly to Bangkok?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Bangkok 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 24.8 km from Bangkok