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Cheap flights from London to Thailand from ฿11,397

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 17/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BKK
11 Feb — 18 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Thailand

Keep the following information in mind while searching for London to Thailand flight deals. Data was last updated 12 January 2026.

Round-trip from

฿16,971

One-way from

฿11,397

Popular in

July

Cheapest in

May

Average price

฿25,675

Good round-trip deal

฿18,722 or less

Good one-way deal

฿17,958 or less
China Eastern
  • China Eastern
  • 19/2-10/3
  • 2 total stops
  • 48h 30m total
  • London to Thailand
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China Eastern
  • China Eastern
  • 17/2
  • 2 total stops
  • 24h 45m total
  • London to Thailand
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (฿115,497 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿24,403 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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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.
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Find 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 12 January 2026.

Thu 19/221:00LHR - BKK
1 stop19h 55mChina Eastern
Tue 10/319:55BKK - LHR
1 stop28h 35mChina Eastern
Deal found 11/1฿16,971
Mon 19/121:00LHR - BKK
1 stop20h 55mChina Eastern
Mon 2/219:55BKK - LHR
1 stop28h 35mChina Eastern
Deal found 10/1฿17,002
Fri 29/511:35LGW - BKK
1 stop18h 55mChina Eastern
Sat 13/602:10BKK - LGW
1 stop19h 50mChina Eastern
Deal found 10/1฿17,033
Wed 11/319:45LHR - BKK
1 stop31h 20mไห่หนานแอร์ไลน์
Thu 7/519:20BKK - LHR
2 stops30h 10mไห่หนานแอร์ไลน์
Deal found 11/1฿17,033
Thu 12/306:10STN - BKK
2 stops25h 20mMultiple Airlines
Fri 27/322:05BKK - STN
2 stops32h 05mMultiple Airlines
Deal found 11/1฿17,033
Sat 7/320:20LGW - BKK
1 stop22h 30mChina Southern
Fri 20/300:30BKK - LGW
2 stops23h 50mChina Southern
Deal found 11/1฿17,065
Mon 19/121:00LHR - BKK
1 stop20h 55mChina Eastern
Mon 9/201:55BKK - LHR
1 stop22h 35mChina Eastern
Deal found 10/1฿17,065
Thu 19/206:10STN - BKK
2 stops25h 20mMultiple Airlines
Wed 18/322:05BKK - STN
2 stops31h 30mMultiple Airlines
Deal found 11/1฿17,065
Tue 17/320:20LGW - BKK
1 stop22h 30mChina Southern
Sun 29/320:20BKK - LGW
1 stop16h 45mChina Southern
Deal found 11/1฿17,096
Thu 12/321:00LHR - BKK
1 stop20h 55mChina Eastern
Sun 29/305:05BKK - LHR
1 stop19h 35mChina Eastern
Deal found 12/1฿17,096
Sat 7/320:20LGW - BKK
1 stop22h 30mChina Southern
Fri 27/300:30BKK - LGW
2 stops23h 50mChina Southern
Deal found 12/1฿17,127
Thu 22/121:00LHR - BKK
1 stop20h 55mChina Eastern
Mon 2/221:05BKK - LHR
2 stops27h 25mChina Eastern
Deal found 12/1฿17,127

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 17,341 searches. Data last updated 12 January 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

LGW - BKK

LGWBKK

London Gatwick

Sun 8/3

21:15-16:05

Nonstop11h 50m

Bangkok Suvarnabhumi

Sun 22/3

23:10-05:30

Nonstop13h 20m

฿18,912

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Thu 4/6

22:15-16:05

Nonstop11h 50m

Bangkok Suvarnabhumi

Fri 12/6

22:35-05:55

Nonstop13h 20m

฿19,288

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sat 18/4

22:15-16:05

Nonstop11h 50m

Bangkok Suvarnabhumi

Sun 10/5

22:35-05:55

Nonstop13h 20m

฿19,288

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sat 11/4

22:15-16:05

Nonstop11h 50m

Bangkok Suvarnabhumi

Wed 29/4

22:35-05:55

Nonstop13h 20m

฿19,350

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sun 31/5

21:45-11:50

1 stop32h 05m

Bangkok Suvarnabhumi

Thu 11/6

03:15-18:45

1 stop21h 30m

฿19,664

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 3/7

14:45-11:50

1 stop15h 05m

Bangkok Suvarnabhumi

Thu 16/7

15:05-18:45

1 stop33h 40m

฿19,664

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 3/6

20:50-18:10

1 stop15h 20m

Bangkok Suvarnabhumi

Tue 16/6

03:15-12:45

1 stop15h 30m

฿20,008

LondonBangkok

LTN - BKK

LTNBKK

London Luton

Fri 27/2

05:50-21:05

3 stops32h 15m

Bangkok Suvarnabhumi

Sun 15/3

06:35-23:10

3 stops47h 35m

฿20,446

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sat 7/3

08:50-23:25

1 stop31h 35m

Bangkok Suvarnabhumi

Tue 17/3

14:40-18:10

1 stop34h 30m

฿20,853

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sun 8/3

08:50-23:25

1 stop31h 35m

Bangkok Suvarnabhumi

Tue 17/3

14:40-18:10

1 stop34h 30m

฿20,853

Flights are sorted by cheapest return flights first.

Deals found on 10/1

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 ฿8,266). Flying from London to Thailand in August is currently the most expensive (average of ฿21,605). 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 12 January 2026.

Unlike in the evening, when flights are generally more expensive, you can save up to 32% on flights from London to Thailand by exploring options for tickets at midday.

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 12 January 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 17% of weekly flights between London and Thailand have experienced delays in the past year, with the average delay time being 93 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 at night 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 Saturday 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, ทียูไอฟลาย 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 12 January 2026.
See what other customers who have flown with EVA Air, Thai Airways, andเตอร์กิชแอร์ไลน์ from London to Thailand have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,317 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
EVA Air
8.4
Very Good
1,317 reviews
EVA Air
8.4
Very Good
1,317 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Thai Airways
7.8
Good
378 reviews
EVA Air
8.4
Very Good
1,317 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
เตอร์กิชแอร์ไลน์
7.3
Good
4,155 reviews
EVA Air
8.4
Very Good
1,317 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Norse Atlantic UK
7.2
Good
EVA Air
8.4
Very Good
1,317 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Air China
7.2
Good
136 reviews
EVA Air
8.4
Very Good
1,317 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

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?

    For as low as ฿18,912, บริติชแอร์เวย์ can have you in Thailand from London in 11h 50m. London and Thailand are separated by a distance of 9563 km. This flight may include one or multiple stops.

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

    For one-way options, check prices for เอทิฮัดแอร์เวย์. According to our data, you can fly for as low as ฿11,509. Users have also found prices from ฿12,323 and ฿12,457 on China Eastern and Air India, respectively.

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

    While some choose either London Gatwick - Bangkok Suvarnabhumi or London Stansted - Bangkok Suvarnabhumi, London Heathrow - Bangkok Suvarnabhumi is the most popular route from London to Thailand.

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

    Consider EVA Air (83%), Thai Airways (80%) or แอร์แคนาดา (76%) 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?

    The cheapest flight price from London to Thailand is ฿20,880. On average you can expect to pay ฿31,958. The most popular route, (London Heathrow - Bangkok Suvarnabhumi), can usually be booked for ฿15,374.

  • 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 ฿8,266). Flying from London to Thailand in August is currently the most expensive (average of ฿21,605). 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

Browse thousands of different options on Cheapflights for your next trip

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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.
Heathrow to Suvarnabhumi flights
Manchester to Suvarnabhumi flights
Birmingham to Suvarnabhumi flights

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 17,341 searches. Data last updated 12 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Shenzhen AirlinesCheapest฿15,032Average฿17,665FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China SouthernCheapest฿15,863Average฿19,744FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air IndiaCheapest฿16,456Average฿21,934FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
ไห่หนานแอร์ไลน์Cheapest฿16,944Average฿17,961FlexibilityNo cancel feeOn-time61%
Search ไห่หนานแอร์ไลน์ flights
China EasternCheapest฿17,296Average฿19,589FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest฿17,798Average฿19,065FlexibilityNo cancel feeOn-time67%
Search Air China flights
บริติชแอร์เวย์Cheapest฿18,722Average฿32,015FlexibilityNo cancel feeOn-time70%
Search บริติชแอร์เวย์ flights
โอมานแอร์Cheapest฿21,485Average฿24,358FlexibilityNo cancel feeOn-time76%
Search โอมานแอร์ flights
เอทิฮัดแอร์เวย์Cheapest฿21,624Average฿24,719FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights
Qatar AirwaysCheapest฿24,040Average฿25,593FlexibilityNo cancel feeOn-time68%
Search Qatar Airways 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 Thailand?

Deals for London to Thailand flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Thailand for you. Better yet — we are completely free to use.

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?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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