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Cheap flights from London to Bangkok from C$ 498

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 13/6. 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

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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.
China Eastern Logo
6:00 p.m. - 8:55 p.m.
LGW
-
BKK
20h 55m
1 stop
China Eastern Logo
1:20 p.m. - 6:40 a.m.
BKK
-
LGW
23h 20m
3 stops
C$ 748China Eastern
Tue, 21 Apr - Thu, 7 May
China Eastern Logo
11:35 a.m. - 4:05 a.m.
LGW
-
BKK
34h 30m
1 stop
China Eastern Logo
7:50 a.m. - 6:40 a.m.
BKK
-
LGW
28h 50m
2 stops
C$ 749China Eastern
Sat, 2 May - Wed, 13 May
China Eastern Logo
11:35 a.m. - 2:55 p.m.
LGW
-
BKK
21h 20m
2 stops
China Eastern Logo
3:00 a.m. - 6:40 a.m.
BKK
-
LGW
33h 40m
2 stops
C$ 758China Eastern
Thu, 9 Apr - Thu, 7 May
China Eastern Logo
11:35 a.m. - 3:20 a.m.
LGW
-
BKK
33h 45m
2 stops
China Eastern Logo
7:50 a.m. - 6:40 a.m.
BKK
-
LGW
28h 50m
2 stops
C$ 759China Eastern
Tue, 28 Apr - Tue, 12 May
Air China Logo
5:40 p.m. - 12:10 a.m.
LHR
-
BKK
23h 30m
1 stop
Air China Logo
1:30 a.m. - 3:55 p.m.
BKK
-
LHR
21h 25m
1 stop
C$ 762Air China
Tue, 17 Feb - Fri, 13 Mar
China Eastern Logo
5:00 p.m. - 5:50 p.m.
LGW
-
BKK
17h 50m
1 stop
China Eastern Logo
4:50 p.m. - 6:30 a.m.
BKK
-
LGW
20h 40m
1 stop
C$ 770China Eastern
Sat, 14 Mar - Mon, 16 Mar
China Eastern Logo
9:00 p.m. - 10:25 p.m.
LHR
-
BKK
18h 25m
1 stop
China Eastern Logo
7:55 p.m. - 5:30 p.m.
BKK
-
LHR
28h 35m
1 stop
C$ 770China Eastern
Wed, 4 Mar - Sun, 8 Mar
China Eastern Logo
9:00 p.m. - 4:45 a.m.
LHR
-
BKK
24h 45m
1 stop
China Eastern Logo
5:45 a.m. - 5:30 p.m.
BKK
-
LHR
18h 45m
1 stop
C$ 771China Eastern
Tue, 17 Feb - Wed, 11 Mar
Air India Logo
1:30 p.m. - 1:35 p.m.
LHR
-
BKK
17h 05m
1 stop
Air India Logo
8:50 p.m. - 11:05 a.m.
BKK
-
LHR
21h 15m
1 stop
C$ 785Air India
Sun, 22 Feb - Fri, 13 Mar
Air India Logo
10:00 p.m. - 8:20 p.m.
LHR
-
BKK
15h 20m
1 stop
Air India Logo
8:50 p.m. - 11:05 a.m.
BKK
-
LHR
21h 15m
1 stop
C$ 792Air India
Mon, 23 Feb - Sun, 15 Mar

Air India flights from London to Bangkok

Our best Air India deals on London to Bangkok flight tickets
Air India
22 Feb
LHR1:30 p.m.London Heathrow
17h 05m
1 stop
BKK1:35 p.m.Bangkok Suvarnabhumi
13 Mar
BKK8:50 p.m.Bangkok Suvarnabhumi
21h 15m
1 stop
LHR11:05 a.m.London Heathrow
C$ 785
Air India
23 Feb
LHR10:00 p.m.London Heathrow
15h 20m
1 stop
BKK8:20 p.m.Bangkok Suvarnabhumi
15 Mar
BKK8:50 p.m.Bangkok Suvarnabhumi
21h 15m
1 stop
LHR11:05 a.m.London Heathrow
C$ 792
Air India
19 Feb
LHR8:30 p.m.London Heathrow
16h 05m
1 stop
BKK7:35 p.m.Bangkok Suvarnabhumi
16 Mar
BKK2:45 p.m.Bangkok Suvarnabhumi
27h 20m
1 stop
LHR11:05 a.m.London Heathrow
C$ 810

China Eastern flights from London to Bangkok

Our best China Eastern deals on London to Bangkok flight tickets
China Eastern
21 Apr
LGW6:00 p.m.London Gatwick
20h 55m
1 stop
BKK8:55 p.m.Bangkok Suvarnabhumi
7 May
BKK1:20 p.m.Bangkok Suvarnabhumi
23h 20m
3 stops
LGW6:40 a.m.London Gatwick
C$ 748
China Eastern
2 May
LGW11:35 a.m.London Gatwick
34h 30m
1 stop
BKK4:05 a.m.Bangkok Suvarnabhumi
10 May
BKK8:50 p.m.Bangkok Suvarnabhumi
39h 50m
2 stops
LGW6:40 a.m.London Gatwick
C$ 749
China Eastern
9 Apr
LGW11:35 a.m.London Gatwick
21h 20m
2 stops
BKK2:55 p.m.Bangkok Suvarnabhumi
4 May
BKK4:20 a.m.Bangkok Suvarnabhumi
32h 20m
2 stops
LGW6:40 a.m.London Gatwick
C$ 758

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 22 January 2026.
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

Tue 21/4

6:00 p.m.-8:55 p.m.

1 stop20h 55m

Bangkok Suvarnabhumi

Thu 7/5

1:20 p.m.-6:40 a.m.

3 stops23h 20m

C$ 748

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sat 2/5

11:35 a.m.-4:05 a.m.

1 stop34h 30m

Bangkok Suvarnabhumi

Wed 13/5

7:50 a.m.-6:40 a.m.

2 stops28h 50m

C$ 749

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Thu 9/4

11:35 a.m.-2:55 p.m.

2 stops21h 20m

Bangkok Suvarnabhumi

Thu 7/5

3:00 a.m.-6:40 a.m.

2 stops33h 40m

C$ 758

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 28/4

11:35 a.m.-3:20 a.m.

2 stops33h 45m

Bangkok Suvarnabhumi

Tue 12/5

7:50 a.m.-6:40 a.m.

2 stops28h 50m

C$ 759

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Tue 17/2

5:40 p.m.-12:10 a.m.

1 stop23h 30m

Bangkok Suvarnabhumi

Fri 13/3

1:30 a.m.-3:55 p.m.

1 stop21h 25m

C$ 762

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sat 14/3

5:00 p.m.-5:50 p.m.

1 stop17h 50m

Bangkok Suvarnabhumi

Mon 16/3

4:50 p.m.-6:30 a.m.

1 stop20h 40m

C$ 770

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 4/3

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

1 stop18h 25m

Bangkok Suvarnabhumi

Sun 8/3

7:55 p.m.-5:30 p.m.

1 stop28h 35m

C$ 770

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Tue 17/2

9:00 p.m.-4:45 a.m.

1 stop24h 45m

Bangkok Suvarnabhumi

Wed 11/3

5:45 a.m.-5:30 p.m.

1 stop18h 45m

C$ 771

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sun 22/2

1:30 p.m.-1:35 p.m.

1 stop17h 05m

Bangkok Suvarnabhumi

Fri 13/3

8:50 p.m.-11:05 a.m.

1 stop21h 15m

C$ 785

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 23/2

10:00 p.m.-8:20 p.m.

1 stop15h 20m

Bangkok Suvarnabhumi

Sun 15/3

8:50 p.m.-11:05 a.m.

1 stop21h 15m

C$ 792

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 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$ 724, 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$ 1,004.

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$ 988. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around C$ 1,796. 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$ 988. 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$ 1,525.

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$ 1,295 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$ 1,210 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 40m

Direct flights

Every day

Airports in Bangkok

2 airports
The fastest flight from London to Bangkok takes 11h 40m
Direct flights go from London to Bangkok every day.
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 40m 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$ 744Free CancellationRating
7.8
379 reviews
Search Thai Airways flights
EVA AirPriceFrom C$ 1,249Free CancellationRating
8.4
1,327 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.

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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