How often are flights from London to Bangkok delayed?

Historically, on average around 18% of flights between London and Bangkok have experienced a delay on any given week. The average delay length over the past 12 months has been 90 minutes.

Which airline has the best punctuality record on London to Bangkok flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

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

As of December 2025, 65 flights take off from London and land in Bangkok each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

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

As of December 2025, 9 flights take off from London and land in Bangkok each day. The most common flight departure time for this route is 21:00, with 73% of daily flights taking off in the evening.

What is the most punctual flight time for London to Bangkok flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

Hainan Airlines, SAUDIA, and Shenzhen Airlines are the most popular carriers operating from London to Bangkok

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

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

Prices for flights from London to Bangkok refresh 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 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 to Bangkok.

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

The necessary travel and health documents for your Bangkok 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.

$592 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 $1,318 to $2,185. The lowest price recently found on this route was $898.

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Find the cheapest flights from London to Bangkok

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

21:10 - 18:30

LHR

BKK

38h 20m1 stop

12:10 - 19:10

BKK

LHR

38h 00m1 stop

$898Shenzhen Airlines

Fri, 9 Jan - Sun, 18 Jan

21:15 - 16:05

LGW

BKK

11h 50mdirect

22:35 - 05:55

BKK

LGW

13h 20mdirect

$901British Airways

Fri, 27 Feb - Wed, 1 Apr

21:15 - 16:05

LGW

BKK

11h 50mdirect

22:35 - 05:55

BKK

LGW

13h 20mdirect

$904British Airways

Fri, 27 Feb - Sun, 29 Mar

21:15 - 16:05

LGW

BKK

11h 50mdirect

22:35 - 05:55

BKK

LGW

13h 20mdirect

$906British Airways

Sun, 8 Mar - Sun, 29 Mar

20:25 - 00:10

LHR

BKK

20h 45m1 stop

19:30 - 17:50

BKK

LHR

29h 20m1 stop

$915Air China

Thu, 19 Feb - Thu, 5 Mar

22:15 - 16:05

LGW

BKK

11h 50mdirect

22:35 - 05:55

BKK

LGW

13h 20mdirect

$925British Airways

Tue, 9 Jun - Sun, 14 Jun

22:00 - 11:25

LHR

BKK

30h 25m1 stop

17:25 - 18:05

BKK

LHR

30h 40m2 stops

$952China Southern

Wed, 18 Mar - Wed, 1 Apr

18:40 - 01:15

LGW

BKK

24h 35m2 stops

13:35 - 15:10

BKK

LGW

31h 35m1 stop

$981China Eastern

Fri, 10 Apr - Sun, 26 Apr

16:00 - 10:25

LGW

BKK

11h 25mdirect

12:30 - 18:30

BKK

LGW

13h 00mdirect

$982Norse Atlantic UK

Wed, 21 Jan - Wed, 4 Feb

11:35 - 01:15

LGW

BKK

31h 40m2 stops

02:10 - 15:10

BKK

LGW

19h 00m1 stop

$984China Eastern

Wed, 8 Apr - Sun, 26 Apr

Shenzhen Airlines flights from London to Bangkok

Our best Shenzhen Airlines deals on London to Bangkok flight tickets

Shenzhen Airlines

9 Jan

LHR21:10London Heathrow

38h 20m

1 stop

BKK18:30Bangkok Suvarnabhumi

18 Jan

BKK12:10Bangkok Suvarnabhumi

38h 00m

1 stop

LHR19:10London Heathrow

$898

Find similar

Shenzhen Airlines

6 Feb

LHR21:10London Heathrow

38h 20m

1 stop

BKK18:30Bangkok Suvarnabhumi

1 Mar

BKK19:30Bangkok Suvarnabhumi

30h 40m

1 stop

LHR19:10London Heathrow

$973

Find similar

Shenzhen Airlines

3 Jan

LHR21:10London Heathrow

38h 20m

1 stop

BKK18:30Bangkok Suvarnabhumi

5 Feb

BKK19:30Bangkok Suvarnabhumi

30h 40m

1 stop

LHR19:10London Heathrow

$975

Find similar

British Airways flights from London to Bangkok

Our best British Airways deals on London to Bangkok flight tickets

British Airways

27 Feb

LGW21:15London Gatwick

11h 50m

BKK16:05Bangkok Suvarnabhumi

1 Apr

BKK22:35Bangkok Suvarnabhumi

13h 20m

LGW05:55London Gatwick

$901

Find similar

British Airways

27 Feb

LGW21:15London Gatwick

11h 50m

BKK16:05Bangkok Suvarnabhumi

29 Mar

BKK22:35Bangkok Suvarnabhumi

13h 20m

LGW05:55London Gatwick

$904

Find similar

British Airways

8 Mar

LGW21:15London Gatwick

11h 50m

BKK16:05Bangkok Suvarnabhumi

29 Mar

BKK22:35Bangkok Suvarnabhumi

13h 20m

LGW05:55London Gatwick

$906

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 9/1

21:10-18:30

1 stop38h 20m

Bangkok Suvarnabhumi

Sun 18/1

12:10-19:10

1 stop38h 00m

$898

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Fri 27/2

21:15-16:05

Nonstop11h 50m

Bangkok Suvarnabhumi

Wed 1/4

22:35-05:55

Nonstop13h 20m

$901

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Fri 27/2

21:15-16:05

Nonstop11h 50m

Bangkok Suvarnabhumi

Sun 29/3

22:35-05:55

Nonstop13h 20m

$904

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sun 8/3

21:15-16:05

Nonstop11h 50m

Bangkok Suvarnabhumi

Sun 29/3

22:35-05:55

Nonstop13h 20m

$906

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Thu 19/2

20:25-00:10

1 stop20h 45m

Bangkok Suvarnabhumi

Thu 5/3

19:30-17:50

1 stop29h 20m

$915

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 9/6

22:15-16:05

Nonstop11h 50m

Bangkok Suvarnabhumi

Sun 14/6

22:35-05:55

Nonstop13h 20m

$925

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 18/3

22:00-11:25

1 stop30h 25m

Bangkok Suvarnabhumi

Wed 1/4

17:25-18:05

2 stops30h 40m

$952

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Fri 10/4

18:40-01:15

2 stops24h 35m

Bangkok Suvarnabhumi

Sun 26/4

13:35-15:10

1 stop31h 35m

$981

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 21/1

16:00-10:25

Nonstop11h 25m

Bangkok Suvarnabhumi

Wed 4/2

12:30-18:30

Nonstop13h 00m

$982

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 8/4

11:35-01:15

2 stops31h 40m

Bangkok Suvarnabhumi

Sun 26/4

02:10-15:10

1 stop19h 00m

$984

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

Delays

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?

The month of May is, on average, the cheapest month to fly to Bangkok from London, with most prices found around $799. The month of September is another great option to travel to Bangkok, with average flight prices from London averaging around $1,094.

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

The cheapest day to depart on your flight to Bangkok is on a Tuesday when prices can be found for as low as $1,224. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $3,015. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bangkok.

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

Flying to Bangkok from London in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,971 when looking at flights departing in the morning. Flights to Bangkok are more costly in the evening, with an average ticket price of $2,084. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 $1,417 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 $1,320 on momondo.

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

There are 3 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	Mon, Tue, Wed, Thu, Sat and Sun
Airports in Bangkok	2 airports

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

Direct flights go from London to Bangkok on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights..

There are 2 airports in Bangkok. From London there are direct flights to Bangkok Suvarnabhumi (BKK).

Search flight deals

How far is London to Bangkok by plane?
Bangkok is 9527.1 km away from London. Flights usually cover this in 11h 25m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London to Bangkok?
Prices for flights from London to Bangkok refresh 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 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 to Bangkok.
What documentation or ID do you need to fly to Bangkok?
The necessary travel and health documents for your Bangkok 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.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bangkok from London.

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

momondo does allow users to show only those flights to Bangkok from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bangkok from London.

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

Of course. momondo tracks the price of London to Bangkok flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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.

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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

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Cheap flights from London to Bangkok from $592

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 2/2. 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

Shenzhen Airlines flights from London to Bangkok

Our best Shenzhen Airlines deals on London to Bangkok flight tickets

British Airways flights from London to Bangkok

Our best British Airways 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

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

What is the cheapest month to fly to Bangkok?

The month of May is, on average, the cheapest month to fly to Bangkok from London, with most prices found around $799. The month of September is another great option to travel to Bangkok, with average flight prices from London averaging around $1,094.

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

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

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 3 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?

Hainan Airlines, SAUDIA, and Shenzhen Airlines are the most popular carriers operating from London to Bangkok

How often are flights from London to Bangkok delayed?

Historically, on average around 18% of flights between London and Bangkok have experienced a delay on any given week. The average delay length over the past 12 months has been 90 minutes.

What is the most punctual flight time for London to Bangkok flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Bangkok flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

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

As of December 2025, 9 flights take off from London and land in Bangkok each day. The most common flight departure time for this route is 21:00, with 73% of daily flights taking off in the evening.

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

As of December 2025, 65 flights take off from London and land in Bangkok each week. The most common flight departure day for this route is Mon, with 15% of weekly flights 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