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Cheap flights from London to Bangkok from C$ 547

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 30/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to Bangkok

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
9:15 p.m. - 4:05 p.m.
LGW
-
BKK
11h 50mdirect
British Airways Logo
10:35 p.m. - 5:55 a.m.
BKK
-
LGW
13h 20mdirect
C$ 824British Airways
Fri, 27 Feb - Wed, 1 Apr
British Airways Logo
9:15 p.m. - 4:05 p.m.
LGW
-
BKK
11h 50mdirect
British Airways Logo
10:35 p.m. - 5:55 a.m.
BKK
-
LGW
13h 20mdirect
C$ 827British Airways
Mon, 16 Feb - Wed, 6 May
British Airways Logo
9:15 p.m. - 4:05 p.m.
LGW
-
BKK
11h 50mdirect
British Airways Logo
11:10 p.m. - 5:30 a.m.
BKK
-
LGW
13h 20mdirect
C$ 828British Airways
Sun, 8 Mar - Wed, 25 Mar
China Southern Logo
10:00 p.m. - 2:05 p.m.
LHR
-
BKK
33h 05m1 stop
China Southern Logo
12:40 p.m. - 4:15 p.m.
BKK
-
LHR
33h 35m2 stops
C$ 834China Southern
Sun, 1 Feb - Sat, 4 Apr
China Southern Logo
10:00 p.m. - 1:05 a.m.
LHR
-
BKK
20h 05m1 stop
China Southern Logo
2:50 a.m. - 6:35 p.m.
BKK
-
LHR
46h 45m2 stops
C$ 835China Southern
Mon, 19 Jan - Sun, 1 Feb
China Southern Logo
10:00 p.m. - 1:05 a.m.
LHR
-
BKK
20h 05m1 stop
China Southern Logo
1:55 p.m. - 2:00 p.m.
BKK
-
LHR
31h 05m2 stops
C$ 845China Southern
Mon, 19 Jan - Tue, 27 Jan
British Airways Logo
10:15 p.m. - 4:05 p.m.
LGW
-
BKK
11h 50mdirect
British Airways Logo
10:35 p.m. - 5:55 a.m.
BKK
-
LGW
13h 20mdirect
C$ 846British Airways
Tue, 5 May - Fri, 22 May
Multiple Airlines Logo
9:00 p.m. - 10:25 p.m.
LHR
-
BKK
18h 25m1 stop
Multiple Airlines Logo
7:10 p.m. - 5:35 p.m.
BKK
-
LHR
29h 25m2 stops
C$ 868Multiple Airlines
Thu, 22 Jan - Thu, 29 Jan
Norse Atlantic UK Logo
4:00 p.m. - 10:25 a.m.
LGW
-
BKK
11h 25mdirect
Norse Atlantic UK Logo
12:25 p.m. - 6:20 p.m.
BKK
-
LGW
12h 55mdirect
C$ 931Norse Atlantic UK
Wed, 4 Mar - Thu, 19 Mar
Norse Atlantic UK Logo
4:10 p.m. - 10:25 a.m.
LGW
-
BKK
11h 15mdirect
Norse Atlantic UK Logo
12:30 p.m. - 6:30 p.m.
BKK
-
LGW
13h 00mdirect
C$ 937Norse Atlantic UK
Sun, 25 Jan - Mon, 9 Feb

British Airways flights from London to Bangkok

Our best British Airways deals on London to Bangkok flight tickets
British Airways
27 Feb
LGW9:15 p.m.London Gatwick
11h 50m
BKK4:05 p.m.Bangkok Suvarnabhumi
1 Apr
BKK10:35 p.m.Bangkok Suvarnabhumi
13h 20m
LGW5:55 a.m.London Gatwick
C$ 824
Find similar
British Airways
16 Feb
LGW9:15 p.m.London Gatwick
11h 50m
BKK4:05 p.m.Bangkok Suvarnabhumi
3 Jun
BKK10:35 p.m.Bangkok Suvarnabhumi
13h 20m
LGW5:55 a.m.London Gatwick
C$ 827
Find similar
British Airways
8 Mar
LGW9:15 p.m.London Gatwick
11h 50m
BKK4:05 p.m.Bangkok Suvarnabhumi
29 Mar
BKK10:35 p.m.Bangkok Suvarnabhumi
13h 20m
LGW5:55 a.m.London Gatwick
C$ 828
Find similar

China Southern flights from London to Bangkok

Our best China Southern deals on London to Bangkok flight tickets
China Southern
1 Feb
LHR10:00 p.m.London Heathrow
33h 05m
1 stop
BKK2:05 p.m.Bangkok Suvarnabhumi
4 Apr
BKK12:40 p.m.Bangkok Suvarnabhumi
33h 35m
2 stops
LHR4:15 p.m.London Heathrow
C$ 834
Find similar
China Southern
19 Jan
LHR10:00 p.m.London Heathrow
20h 05m
1 stop
BKK1:05 a.m.Bangkok Suvarnabhumi
1 Feb
BKK2:50 a.m.Bangkok Suvarnabhumi
46h 45m
2 stops
LHR6:35 p.m.London Heathrow
C$ 835
Find similar
China Southern
19 Jan
LHR10:00 p.m.London Heathrow
20h 05m
1 stop
BKK1:05 a.m.Bangkok Suvarnabhumi
27 Jan
BKK1:55 p.m.Bangkok Suvarnabhumi
31h 05m
2 stops
LHR2:00 p.m.London Heathrow
C$ 845
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London to Bangkok that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 18 December 2025.
Use the filters below to find and compare flights from London to Bangkok that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Fri 27/2

9:15 p.m.-4:05 p.m.

Nonstop11h 50m

Bangkok Suvarnabhumi

Wed 1/4

10:35 p.m.-5:55 a.m.

Nonstop13h 20m

C$ 824

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Mon 16/2

9:15 p.m.-4:05 p.m.

Nonstop11h 50m

Bangkok Suvarnabhumi

Wed 6/5

10:35 p.m.-5:55 a.m.

Nonstop13h 20m

C$ 827

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sun 8/3

9:15 p.m.-4:05 p.m.

Nonstop11h 50m

Bangkok Suvarnabhumi

Wed 25/3

11:10 p.m.-5:30 a.m.

Nonstop13h 20m

C$ 828

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sun 1/2

10:00 p.m.-2:05 p.m.

1 stop33h 05m

Bangkok Suvarnabhumi

Sat 4/4

12:40 p.m.-4:15 p.m.

2 stops33h 35m

C$ 834

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 19/1

10:00 p.m.-1:05 a.m.

1 stop20h 05m

Bangkok Suvarnabhumi

Sun 1/2

2:50 a.m.-6:35 p.m.

2 stops46h 45m

C$ 835

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 19/1

10:00 p.m.-1:05 a.m.

1 stop20h 05m

Bangkok Suvarnabhumi

Tue 27/1

1:55 p.m.-2:00 p.m.

2 stops31h 05m

C$ 845

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 5/5

10:15 p.m.-4:05 p.m.

Nonstop11h 50m

Bangkok Suvarnabhumi

Fri 22/5

10:35 p.m.-5:55 a.m.

Nonstop13h 20m

C$ 846

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Thu 22/1

9:00 p.m.-10:25 p.m.

1 stop18h 25m

Bangkok Suvarnabhumi

Thu 29/1

7:10 p.m.-5:35 p.m.

2 stops29h 25m

C$ 868

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 4/3

4:00 p.m.-10:25 a.m.

Nonstop11h 25m

Bangkok Suvarnabhumi

Thu 19/3

12:25 p.m.-6:20 p.m.

Nonstop12h 55m

C$ 931

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sun 25/1

4:10 p.m.-10:25 a.m.

Nonstop11h 15m

Bangkok Suvarnabhumi

Mon 9/2

12:30 p.m.-6:30 p.m.

Nonstop13h 00m

C$ 937

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

The cheapest month to fly to Bangkok from London is in May. Flight prices, which tend to average around C$ 730, are often lower during this time because this is during the off-season. If you don’t want to visit Bangkok in May, then you should wait until September to fly from London, when ticket prices are also cheap, with an average price of C$ 1,000.

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 C$ 1,080. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around C$ 1,575. 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?

In the afternoon is the cheapest time of day to fly from London to Bangkok when you can find flight prices for as low as C$ 984. Flying to Bangkok in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Bangkok is in the morning when prices are around C$ 1,510.

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 C$ 1,296 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from London for as low as C$ 1,207 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?

    London and Bangkok are 9527.1 km apart from one another. Typically, this will take 11h 25m by plane in normal conditions.

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

    Prices for flights from London to Bangkok are refreshed on a daily basis.

  • How many operators does momondo search for flights from London to Bangkok?

  • 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 layovers 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 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 license 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.

Best airlines flying from London to Bangkok

Compare and see reviews for airlines that fly from London to Bangkok with momondo
Airline
Rating
Free Cancellation
Price
Thai AirwaysPriceFrom C$ 742Free CancellationRating
7.8
366 reviews
Search Thai Airways flights
EVA AirPriceFrom C$ 1,245Free CancellationRating
8.4
1,295 reviews
Search EVA Air flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Bangkok. momondo saves you time and could save you money on your trip.

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?

Once you have performed a search for London to Bangkok flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Bangkok, momondo offers a useful price alert feature which will track prices for flights to Bangkok from London and alert you when they change.

An easier way to manage your Bangkok trip

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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
Bangkok Suvarnabhumi Airport
Bangkok Don Mueang Intl Airport