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Cheap flights from London to Bangkok from C$ 582

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 15/5. 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.
Air China Logo
5:40 p.m. - 6:05 p.m.LHR-BKK
17h 25m1 stop
Air China Logo
1:30 a.m. - 5:50 p.m.BKK-LHR
23h 20m1 stop
C$ 867Air China
Find Deal
Sat, 7 Mar - Fri, 27 Mar
Air China Logo
5:40 p.m. - 6:05 p.m.LHR-BKK
17h 25m1 stop
Air China Logo
1:30 a.m. - 5:50 p.m.BKK-LHR
23h 20m1 stop
C$ 868Air China
Find Deal
Sat, 7 Mar - Wed, 25 Mar
Multiple Airlines Logo
9:15 a.m. - 2:35 a.m.LGW-BKK
34h 20m1 stop
Multiple Airlines Logo
12:20 p.m. - 8:35 a.m.BKK-LGW
27h 15m1 stop
C$ 870Multiple Airlines
Find Deal
Tue, 2 Dec - Fri, 26 Dec
Air China Logo
5:40 p.m. - 6:05 p.m.LHR-BKK
17h 25m1 stop
Air China Logo
1:30 a.m. - 3:55 p.m.BKK-LHR
21h 25m1 stop
C$ 871Air China
Find Deal
Sat, 7 Mar - Thu, 26 Mar
Multiple Airlines Logo
9:15 a.m. - 10:10 a.m.LGW-BKK
17h 55m1 stop
Multiple Airlines Logo
4:35 a.m. - 4:55 p.m.BKK-LGW
19h 20m1 stop
C$ 872Multiple Airlines
Find Deal
Thu, 27 Nov - Wed, 3 Dec
Multiple Airlines Logo
5:50 p.m. - 2:50 p.m.LHR-BKK
14h 00m1 stop
Multiple Airlines Logo
11:40 p.m. - 8:20 a.m.BKK-LHR
14h 40m1 stop
C$ 872Multiple Airlines
Find Deal
Mon, 16 Mar - Fri, 8 May
Shenzhen Airlines Logo
9:10 p.m. - 11:10 a.m.LHR-BKK
31h 00m1 stop
Shenzhen Airlines Logo
7:30 p.m. - 7:10 p.m.BKK-LHR
30h 40m1 stop
C$ 877Shenzhen Airlines
Find Deal
Fri, 28 Nov - Fri, 19 Dec
China Eastern Logo
10:30 a.m. - 12:20 p.m.LGW-BKK
18h 50m1 stop
China Eastern Logo
1:55 a.m. - 2:00 p.m.BKK-LGW
19h 05m1 stop
C$ 879China Eastern
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Fri, 6 Mar - Thu, 26 Mar
Austrian Airlines Logo
7:30 p.m. - 2:50 p.m.LHR-BKK
13h 20m1 stop
Austrian Airlines Logo
11:40 p.m. - 8:20 a.m.BKK-LHR
14h 40m1 stop
C$ 881Austrian Airlines
Find Deal
Sat, 16 May - Sat, 23 May
Austrian Airlines Logo
7:25 p.m. - 3:30 p.m.LHR-BKK
13h 05m1 stop
Austrian Airlines Logo
11:40 p.m. - 2:20 p.m.BKK-LHR
20h 40m1 stop
C$ 886Austrian Airlines
Find Deal
Wed, 18 Mar - Tue, 5 May

Norse Atlantic UK flights from London to Bangkok

Our best Norse Atlantic UK deals on London to Bangkok flight tickets
Norse Atlantic UK
30 Nov
LGW4:10 p.m.London Gatwick
11h 15m
BKK10:25 a.m.Bangkok Suvarnabhumi
15 Dec
BKK12:30 p.m.Bangkok Suvarnabhumi
13h 00m
LGW6:30 p.m.London Gatwick
C$ 882
Find similar
Norse Atlantic UK
2 Dec
LGW4:00 p.m.London Gatwick
11h 25m
BKK10:25 a.m.Bangkok Suvarnabhumi
3 Dec
BKK12:30 p.m.Bangkok Suvarnabhumi
13h 00m
LGW6:30 p.m.London Gatwick
C$ 884
Find similar
Norse Atlantic UK
2 Dec
LGW4:00 p.m.London Gatwick
11h 25m
BKK10:25 a.m.Bangkok Suvarnabhumi
16 Dec
BKK8:25 a.m.Bangkok Suvarnabhumi
13h 00m
LGW2:25 p.m.London Gatwick
C$ 888
Find similar

Shenzhen Airlines flights from London to Bangkok

Our best Shenzhen Airlines deals on London to Bangkok flight tickets
Shenzhen Airlines
22 Nov
LHR9:10 p.m.London Heathrow
22h 05m
1 stop
BKK2:15 a.m.Bangkok Suvarnabhumi
19 Dec
BKK7:30 p.m.Bangkok Suvarnabhumi
30h 40m
1 stop
LHR7:10 p.m.London Heathrow
C$ 874
Find similar
Shenzhen Airlines
23 Nov
LHR9:10 p.m.London Heathrow
22h 05m
1 stop
BKK2:15 a.m.Bangkok Suvarnabhumi
14 Dec
BKK3:15 a.m.Bangkok Suvarnabhumi
22h 55m
1 stop
LHR7:10 p.m.London Heathrow
C$ 875
Find similar
Shenzhen Airlines
28 Nov
LHR9:10 p.m.London Heathrow
31h 00m
1 stop
BKK11:10 a.m.Bangkok Suvarnabhumi
19 Dec
BKK7:30 p.m.Bangkok Suvarnabhumi
30h 40m
1 stop
LHR7:10 p.m.London Heathrow
C$ 877
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 17 November 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

LHR - BKK

LHRBKK

London Heathrow

Sat 7/3

5:40 p.m.-6:05 p.m.

1 stop17h 25m

Bangkok Suvarnabhumi

Fri 27/3

1:30 a.m.-5:50 p.m.

1 stop23h 20m

C$ 867

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sat 7/3

5:40 p.m.-6:05 p.m.

1 stop17h 25m

Bangkok Suvarnabhumi

Wed 25/3

1:30 a.m.-5:50 p.m.

1 stop23h 20m

C$ 868

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 2/12

9:15 a.m.-2:35 a.m.

1 stop34h 20m

Bangkok Suvarnabhumi

Fri 26/12

12:20 p.m.-8:35 a.m.

1 stop27h 15m

C$ 870

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sat 7/3

5:40 p.m.-6:05 p.m.

1 stop17h 25m

Bangkok Suvarnabhumi

Thu 26/3

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

1 stop21h 25m

C$ 871

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Thu 27/11

9:15 a.m.-10:10 a.m.

1 stop17h 55m

Bangkok Suvarnabhumi

Wed 3/12

4:35 a.m.-4:55 p.m.

1 stop19h 20m

C$ 872

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 16/3

5:50 p.m.-2:50 p.m.

1 stop14h 00m

Bangkok Suvarnabhumi

Fri 8/5

11:40 p.m.-8:20 a.m.

1 stop14h 40m

C$ 872

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 28/11

9:10 p.m.-11:10 a.m.

1 stop31h 00m

Bangkok Suvarnabhumi

Fri 19/12

7:30 p.m.-7:10 p.m.

1 stop30h 40m

C$ 877

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Fri 6/3

10:30 a.m.-12:20 p.m.

1 stop18h 50m

Bangkok Suvarnabhumi

Thu 26/3

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

1 stop19h 05m

C$ 879

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sat 16/5

7:30 p.m.-2:50 p.m.

1 stop13h 20m

Bangkok Suvarnabhumi

Sat 23/5

11:40 p.m.-8:20 a.m.

1 stop14h 40m

C$ 881

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 18/3

7:25 p.m.-3:30 p.m.

1 stop13h 05m

Bangkok Suvarnabhumi

Tue 5/5

11:40 p.m.-2:20 p.m.

1 stop20h 40m

C$ 886

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$ 752, 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$ 1,020.

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$ 1,099. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around C$ 1,660. 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$ 1,002. 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$ 1,545.

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$ 1,322 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$ 1,219 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 15m

Direct flights

Mon, Wed, Thu and Sat

Airports in Bangkok

1 airport
The fastest flight from London to Bangkok takes 11h 15m
Direct flights go from London to Bangkok on Monday, Wednesday, Thursday and Saturday. There are no airlines offering direct flights.
There is 1 airport near Bangkok: Bangkok Suvarnabhumi (BKK)
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  • How far is London to Bangkok by plane?

    London and Bangkok are 9527.1 km apart from one another. Typically, this will take 11h 15m 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$ 755Free CancellationRating
7.8
361 reviews
Search Thai Airways flights
EVA AirPriceFrom C$ 1,267Free CancellationRating
8.4
1,276 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