Cheap flights from London to Bangkok from £286

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BKK
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Bangkok are usually found in May or September, booked 56 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from London to Bangkok

Enter your travel dates to find the best prices.

Cheapest flights from London to Bangkok
Explore the most affordable flight options available from London to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2026.

Mon 16/1121:10
LHR
-
BKK
1 stop38h 20m
Shenzhen Airlines
Sun 29/1103:15
BKK
-
LHR
1 stop22h 55m
Shenzhen Airlines
Deal found 14/4£430
Thu 23/411:35
LGW
-
BKK
1 stop18h 55m
China Eastern
Mon 4/503:00
BKK
-
LGW
2 stops33h 40m
China Eastern
Deal found 14/4£431
Mon 2/1121:10
LHR
-
BKK
1 stop31h 00m
Shenzhen Airlines
Sun 15/1103:15
BKK
-
LHR
1 stop22h 55m
Shenzhen Airlines
Deal found 13/4£431
Mon 9/1110:30
LGW
-
BKK
3 stops26h 40m
China Eastern
Sun 22/1113:35
BKK
-
LGW
1 stop31h 25m
China Eastern
Deal found 13/4£432
Fri 22/516:15
LHR
-
BKK
1 stop15h 30m
SAUDIA
Thu 25/615:25
BKK
-
LHR
1 stop22h 05m
SAUDIA
Deal found 14/4£432
Tue 14/422:40
LHR
-
BKK
1 stop19h 30m
Air China
Thu 7/501:30
BKK
-
LHR
1 stop24h 55m
Air China
Deal found 13/4£432
Sat 6/609:15
LGW
-
BKK
1 stop15h 35m
Qatar Airways
Fri 12/619:45
BKK
-
LGW
1 stop18h 00m
Qatar Airways
Deal found 12/4£433
Wed 29/420:25
LHR
-
BKK
1 stop21h 45m
Air China
Mon 11/519:35
BKK
-
LHR
1 stop28h 05m
Air China
Deal found 12/4£433
Sat 26/911:35
LGW
-
BKK
1 stop18h 55m
China Eastern
Sat 10/1021:55
BKK
-
LGW
1 stop38h 45m
China Eastern
Deal found 14/4£434
Mon 2/1121:10
LHR
-
BKK
1 stop22h 05m
Shenzhen Airlines
Sun 22/1119:30
BKK
-
LHR
1 stop30h 40m
Shenzhen Airlines
Deal found 16/4£434
Mon 21/911:35
LGW
-
BKK
3 stops26h 15m
China Eastern
Tue 20/1002:10
BKK
-
LGW
1 stop18h 50m
China Eastern
Deal found 16/4£435
Tue 2/622:10
LHR
-
BKK
1 stop19h 55m
SAUDIA
Thu 2/715:25
BKK
-
LHR
1 stop22h 05m
SAUDIA
Deal found 14/4£435

Find flight deals from London to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Bangkok (TH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 April 2026.

Round-trip from

£431

One-way from

£286

Popular in

July

Cheapest in

May

Average price

£610
China Eastern
  • China Eastern
  • 27/4-4/5
  • 3 total stops
  • 52h 35m total
  • London to Bangkok
China Eastern
  • China Eastern
  • 20/4
  • 2 total stops
  • 31h 40m total
  • London to Bangkok
Highest demand for flights based on searches. 9% potential increase in price (£50 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for round-trip flights in April 2026

Cheapflights Fare Finder

 
Customise 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, Cheapflights users made 858,174 searches. Data last updated 17 April 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

Cheapest return flight

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 28/4

18:00-00:40

1 stop24h 40m

Bangkok Suvarnabhumi

Tue 12/5

21:55-06:40

1 stop38h 45m

£492

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Tue 6/10

10:25-13:00

2 stops20h 35m

Bangkok Don Mueang Intl

Mon 12/10

13:35-07:20

2 stops23h 45m

£513

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Thu 30/4

22:10-00:05

1 stop19h 55m

Bangkok Suvarnabhumi

Wed 13/5

15:20-12:40

1 stop75h 20m

£515

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Tue 29/9

10:25-14:45

1 stop22h 20m

Bangkok Don Mueang Intl

Mon 12/10

13:35-07:20

1 stop23h 45m

£530

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Tue 8/9

10:25-14:45

1 stop22h 20m

Bangkok Don Mueang Intl

Tue 27/10

13:25-06:25

1 stop24h 00m

£531

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Sun 13/9

10:25-16:20

1 stop23h 55m

Bangkok Don Mueang Intl

Thu 24/9

13:35-07:05

1 stop23h 30m

£534

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 29/4

18:00-22:15

3 stops22h 15m

Bangkok Suvarnabhumi

Tue 5/5

02:10-15:00

1 stop18h 50m

£548

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 8/5

14:45-18:10

1 stop21h 25m

Bangkok Suvarnabhumi

Wed 27/5

09:40-18:45

1 stop15h 05m

£566

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Wed 2/9

10:25-14:45

1 stop22h 20m

Bangkok Don Mueang Intl

Wed 7/10

13:35-07:30

1 stop23h 55m

£567

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Wed 2/9

10:25-13:00

1 stop20h 35m

Bangkok Don Mueang Intl

Tue 29/9

16:50-07:25

1 stop20h 35m

£567

Flights are sorted by cheapest return flights first.

Deals found on 13/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from London to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Bangkok

How far ahead should I book a flight from London to Bangkok?

Use this chart to determine the optimal time to book a return flight from London to Bangkok. Price data was last updated on 10 April 2026.

To ensure you get the cheapest price possible for a flight from London to Bangkok, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London to Bangkok?

Currently, May is the cheapest month in which you can book a flight from London to Bangkok (average of £558). Flying from London to Bangkok in July is currently the most expensive (average of £873). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to BKK?

Find hourly flight availability from London to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2026.

When flying from London to Bangkok, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London to Bangkok

Explore weekly flight availability from London to Bangkok. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 April 2026.

The most flights from LON to TH1 are scheduled on a Tuesday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost for a return flight from London to Bangkok?

How often are flights from London to Bangkok delayed?

About 16% of weekly flights between London and Bangkok have experienced delays in the past year, with the average delay time being 96 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, EVA Air have had the lowest number of delays on this route, with just 8% of flights being delayed.

Reviews of airlines servicing Bangkok

Get insights into the airlines that provide service to Bangkok. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bangkok. Reviews last updated 17 April 2026.
Check out reviews from past customers who have flown with EVA Air,Thai Airways, andEtihad Airways from London to Bangkok to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.7

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Crew

8.7

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Crew

8.7

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Crew

8.7

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Norse Atlantic UK
7.3
Good

Crew

8.7

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Crew

8.7

Comfort

8.3

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Related info for your journey

Find useful and relevant information for your journey from London to Bangkok. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from London to Bangkok?

    Airlines like China Eastern, SAUDIA, and Etihad Airways fly from London to Bangkok in about 19h 55m. The time it takes to get you to your destination can typically vary by up to 4h 45m. The distance between London and Bangkok is about 5947 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from London to Bangkok round-trip?

    Cheapflights users have booked flights from London to Bangkok round-trip from £213. Other airlines that can offer you cheap pricing are China Southern, from £239, and Turkmenistan Airlines, from £270. You may be able to fly from London to Bangkok for 66% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from London to Bangkok one-way?

    The cheapest airline one-way is Singapore Airlines, with whom users have recently found tickets for as low as £234. However, be on the lookout for offers from Hahn Air and Shenzhen Airlines, as they are both options that can get you from London to Bangkok for a low price.

  • What are the most popular routes from London to Bangkok?

  • What are the most reliable airlines from London to Bangkok?

    Consider Thai Airways (77%), Air Canada (74%) or EVA Air (71%) when booking your flight. These represent the most reliable airlines when flying from London to Bangkok.

  • What are the cheapest flights from London to Bangkok?

    While on average a flight from London to Bangkok is generally £1,119, our data shows the cheapest flight currently is £477. When looking at the most popular route, (London Heathrow - Bangkok Suvarnabhumi), you can expect to pay £373 for that flight.

  • Where are the most common stopover locations when flying from London to Bangkok?

  • What are some popular things to do or see while on a stopover in Abu Dhabi?

    If you're on a stopover in Abu Dhabi and looking for things to do, consider visiting Etihad Towers, Emirates Palace, or Yas Waterworld. Etihad Towers, Emirates Palace, and Yas Waterworld can be visited by traveling about 20.8 mi, 21.1 mi, and 5.0 mi respectively from Abu Dhabi Zayed Intl. Those looking to explore during their stopover in Abu Dhabi can hire a car from Abu Dhabi Zayed Intl for about £16 per day.

  • What are some popular points of interest to see during a stopover in Shanghai?

    If you're on a stopover in Shanghai and looking for things to do, consider visiting People's Square, Shanghai Disneyland, or Shanghai Dianchun Hall. Travellers on a stopover in Shanghai can visit People's Square, Shanghai Disneyland, and Shanghai Dianchun Hall, by travelling 20.3 mi, 8.7 mi, and 19.4 mi, respectively after landing at Shanghai Pu Dong.

  • Where are the least popular stopover locations for London to Bangkok flights?

  • Can I find deals for flights from London to Bangkok that include hotel bookings?

    Yes. In addition to deals on London to Bangkok flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Bangkok?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Bangkok.

  • Can I find deals for business class flights from London to Bangkok?

    Yes. Cheapflights offers flight deals from London to Bangkok by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Bangkok?

    Currently, May is the cheapest month in which you can book a flight from London to Bangkok (average of £558). Flying from London to Bangkok in July is currently the most expensive (average of £873). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for London to Bangkok

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from London to Bangkok

Discover the top 10 airlines that operate flights from London to Bangkok. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkmenistan AirlinesCheapest£270Average£557FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Hahn AirCheapest£272Average£658FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Scandinavian AirlinesCheapest£281Average£633FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
ITA AirwaysCheapest£362Average£528FlexibilityNo cancel feeOn-time81%
Search ITA Airways flights
Turkish AirlinesCheapest£380Average£633FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air ArabiaCheapest£389Average£618FlexibilityNo cancel feeOn-time79%
Search Air Arabia flights
Royal JordanianCheapest£404Average£689FlexibilityNo cancel feeOn-time61%
Search Royal Jordanian flights
CondorCheapest£420Average£618FlexibilityNo cancel feeOn-time76%
Search Condor flights
Gulf AirCheapest£456Average£633FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
LufthansaCheapest£459Average£696FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Bangkok?

Cheapflights makes it easy to find London to Bangkok flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from London to Bangkok?

Cheapflights helps you find that perfect flight to Bangkok from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to Bangkok with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Bangkok flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from London to Bangkok become cheaper?

Yes! Start tracking prices for London to Bangkok flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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