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Cheap flights from London to Thailand from £260

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BKK
15 Mar — 22 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Thailand

Enter your travel dates to find the best prices.

Cheapest flights from London to Thailand
Explore the most affordable flight options available from London to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 February 2026.

Sat 7/320:20
LGW
-
BKK
1 stop22h 30m
China Southern
Mon 16/303:00
BKK
-
LGW
1 stop21h 20m
China Southern
Deal found 10/2£403
Wed 4/321:00
LHR
-
BKK
1 stop19h 55m
China Eastern
Sat 21/319:55
BKK
-
LHR
1 stop28h 35m
China Eastern
Deal found 10/2£403
Sun 1/1110:30
LGW
-
BKK
3 stops26h 40m
China Eastern
Sat 14/1101:55
BKK
-
LGW
1 stop35h 35m
China Eastern
Deal found 9/2£403
Mon 27/710:25
LGW
-
DMK
1 stop26h 45m
Multiple Airlines
Fri 21/816:50
DMK
-
LGW
1 stop20h 35m
Multiple Airlines
Deal found 11/2£403
Thu 30/414:00
LHR
-
BKK
1 stop20h 55m
Air India
Sat 9/514:45
BKK
-
LHR
1 stop25h 30m
Air India
Deal found 11/2£403
Sat 31/1010:30
LGW
-
BKK
3 stops29h 05m
China Eastern
Sat 14/1101:55
BKK
-
LGW
1 stop35h 35m
China Eastern
Deal found 10/2£404
Tue 10/1109:25
LGW
-
DMK
1 stop26h 45m
Multiple Airlines
Sun 15/1113:25
DMK
-
LGW
1 stop24h 00m
Multiple Airlines
Deal found 12/2£404
Mon 1/609:45
LHR
-
BKK
1 stop22h 30m
Air India
Sat 20/620:20
BKK
-
LHR
1 stop19h 55m
Air India
Deal found 11/2£404
Wed 18/311:05
LGW
-
BKK
1 stop31h 25m
Air China
Tue 12/519:35
BKK
-
LGW
1 stop17h 00m
Air China
Deal found 10/2£405
Tue 28/710:25
LGW
-
DMK
1 stop20h 35m
Multiple Airlines
Fri 21/810:05
DMK
-
LGW
1 stop27h 20m
Multiple Airlines
Deal found 11/2£405
Tue 3/320:25
LHR
-
BKK
1 stop20h 45m
Air China
Wed 18/317:55
BKK
-
LHR
1 stop32h 45m
Air China
Deal found 11/2£405
Thu 12/311:05
LGW
-
BKK
1 stop31h 25m
Air China
Mon 23/302:30
BKK
-
LGW
1 stop35h 25m
Air China
Deal found 11/2£406

Find flight deals from London to Thailand

Keep the following information in mind while searching for London to Thailand flight deals. Data was last updated 13 February 2026.

Round-trip from

£403

One-way from

£260

Popular in

July

Cheapest in

May

Average price

£607

Good round-trip deal

£533 or less

Good one-way deal

£345 or less
China Southern
  • China Southern
  • 7/3-16/3
  • 2 total stops
  • 43h 50m total
  • London to Thailand
Search Deals
15/3
  • 15/3
  • 2 total stops
  • 32h 40m total
  • London to Thailand
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Thailand.
Search Deals
Price to beat on a one-way flight from London (LON) to Thailand.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Thailand 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 13 February 2026.
Use the filters below to find and compare flights from London to Thailand that are best for you.

Fly from

London

Fly to

Thailand

Route

Depart

Return

Price

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 9/3

21:00-22:25

1 stop18h 25m

Bangkok Suvarnabhumi

Thu 26/3

19:55-17:30

1 stop28h 35m

£413

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Tue 21/7

10:25-13:00

1 stop20h 35m

Bangkok Don Mueang Intl

Sat 8/8

15:15-07:25

1 stop22h 10m

£420

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Mon 29/6

10:25-16:20

1 stop23h 55m

Bangkok Don Mueang Intl

Sun 12/7

16:50-07:25

1 stop20h 35m

£424

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Mon 6/7

10:25-16:20

1 stop23h 55m

Bangkok Don Mueang Intl

Sun 26/7

13:35-07:25

1 stop23h 50m

£424

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Wed 15/7

10:25-13:00

1 stop20h 35m

Bangkok Don Mueang Intl

Wed 29/7

15:15-07:30

1 stop22h 15m

£426

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 2/3

21:10-11:10

1 stop31h 00m

Bangkok Suvarnabhumi

Fri 13/3

19:30-19:10

1 stop30h 40m

£427

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 4/3

21:10-18:30

1 stop38h 20m

Bangkok Suvarnabhumi

Tue 10/3

03:15-19:10

1 stop22h 55m

£427

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Sat 1/8

10:25-13:00

1 stop20h 35m

Bangkok Don Mueang Intl

Sat 15/8

15:15-07:25

1 stop22h 10m

£431

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Sun 2/8

10:25-16:20

1 stop23h 55m

Bangkok Don Mueang Intl

Sat 15/8

15:15-07:25

1 stop22h 10m

£431

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 1/5

22:05-18:30

1 stop38h 25m

Bangkok Suvarnabhumi

Sun 31/5

12:10-19:50

1 stop37h 40m

£438

Flights are sorted by cheapest return flights first.

Deals found on 11/2

Showing 1-10 of 60 results
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Best time to book a flight from London to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand 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 Thailand

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

Currently, September is the cheapest month in which you can book a flight from London to Thailand (average of £174). Flying from London to Thailand in August is currently the most expensive (average of £512). 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 TH?

Find hourly flight availability from London to Thailand. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 February 2026.

A simple way to save on the total cost of your ticket is to fly from London to Thailand in the afternoon. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from London to Thailand?

Use this chart to determine the cheapest time to fly return from London to Thailand. Price data was last updated on 7 February 2026.

Travellers seeking maximum savings on their London to Thailand flight should consider departing on Saturday afternoons when fares are most often at their lowest. Tuesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to Thailand

Explore weekly flight availability from London to Thailand. 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 13 February 2026.

The most flights from LON to TH0 are scheduled on a Tuesday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (8 on average).

How often are flights from London to Thailand delayed?

About 16% of weekly flights between London and Thailand have experienced delays in the past year, with the average delay time being 95 minutes.

What is the most punctual flight time for London to Thailand 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?

Tuesday 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 Thailand flights?

Over the past year, TUI fly have had the lowest number of delays on this route, with just 2% of flights being delayed.

Reviews of airlines servicing Thailand

Get insights into the airlines that provide service to Thailand. 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 Thailand. Reviews last updated 13 February 2026.
Get a feel of what it's like to fly with EVA Air, Thai Airways, andEtihad Airways from London to Thailand by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
EVA Air
8.4
Very Good
1,353 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
Thai Airways
7.8
Good
382 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
Etihad Airways
7.3
Good
1,394 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
China Eastern
7.2
Good
192 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
Air China
7.2
Good
139 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.

Related info for your journey

Find useful and relevant information for your journey from London to Thailand. 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 Thailand?

    Departing from London to Thailand will take you 18h 25m. There are 5947 mi between London and Thailand. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Air China, with whom users have recently found tickets for as low as £237. 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 Thailand for a low price.

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

    The most popular flight routes from London to Thailand are London Heathrow - Bangkok Suvarnabhumi, London Gatwick - Bangkok Suvarnabhumi and London Stansted - Bangkok Suvarnabhumi.

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

    Consider Thai Airways (82%), EVA Air (80%) or Air Canada (79%) when booking your flight. These represent the most reliable airlines when flying from London to Thailand.

  • What are the cheapest flights from London to Thailand?

    Looking for the cheapest flight from London to Thailand? While on average our users pay £2,309, our data indicates the cheapest price to be £448. The most popular route (London Heathrow - Bangkok Suvarnabhumi), is priced around £384.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to Thailand 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 Thailand?

    Currently, September is the cheapest month in which you can book a flight from London to Thailand (average of £174). Flying from London to Thailand in August is currently the most expensive (average of £512). 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 Thailand

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from London to Thailand

Discover the top 10 airlines that operate flights from London to Thailand. 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 13 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£112Average£140FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Turkmenistan AirlinesCheapest£265Average£544FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Hahn AirCheapest£270Average£645FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Scandinavian AirlinesCheapest£279Average£675FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
China AirlinesCheapest£334Average£659FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air ArabiaCheapest£349Average£607FlexibilityNo cancel feeOn-time79%
Search Air Arabia flights
ITA AirwaysCheapest£360Average£553FlexibilityNo cancel feeOn-time81%
Search ITA Airways flights
Royal JordanianCheapest£402Average£679FlexibilityNo cancel feeOn-time61%
Search Royal Jordanian flights
KLMCheapest£421Average£774FlexibilityNo cancel feeOn-time75%
Search KLM flights
CondorCheapest£443Average£577FlexibilityNo cancel feeOn-time76%
Search Condor flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Thailand from London today with Cheapflights!

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Millions of users choose and trust Cheapflights to book the best flight deals from London to Thailand for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to Thailand from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from London to Thailand on Cheapflights with our Price Alert feature and get notified when better prices are available.

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