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Cheap flights from London to Thailand from ฿10,997

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฿17,055
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฿17,055
Sun 19/411:15
LGW
-
BKK
1 stop32h 05m
Air China
Sat 23/519:35
BKK
-
LGW
1 stop17h 00m
Air China
Deal found 11/2฿17,086
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฿17,086
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฿17,086
Sat 31/1010:30
LGW
-
BKK
1 stop18h 50m
China Eastern
Sun 15/1115:55
BKK
-
LGW
2 stops29h 05m
China Eastern
Deal found 10/2฿17,117
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฿17,117
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฿17,117
Wed 18/311:05
LGW
-
BKK
1 stop31h 25m
Air China
Tue 24/302:30
BKK
-
LGW
1 stop35h 25m
Air China
Deal found 10/2฿17,148
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฿17,148
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฿17,148
Thu 12/311:05
LGW
-
BKK
1 stop31h 25m
Air China
Mon 23/302:30
BKK
-
LGW
1 stop35h 25m
Air China
Deal found 12/2฿17,179

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

฿17,055

One-way from

฿10,997

Popular in

July

Cheapest in

May

Average price

฿25,722

Good round-trip deal

฿21,570 or less

Good one-way deal

฿20,716 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. 12% potential increase in price (฿111,128 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (฿23,540 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 17,341 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

฿17,490

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

฿17,800

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Sat 27/6

10:25-13:00

1 stop20h 35m

Bangkok Don Mueang Intl

Sun 12/7

13:35-07:25

1 stop23h 50m

฿17,925

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Sat 4/7

10:25-13:00

1 stop20h 35m

Bangkok Don Mueang Intl

Sun 26/7

16:50-07:25

1 stop20h 35m

฿17,925

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

฿17,956

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

฿17,956

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

฿18,049

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Sun 3/5

21:20-22:00

1 stop18h 40m

Phuket City

Thu 14/5

18:55-18:40

2 stops53h 45m

฿18,204

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Sun 10/5

21:20-18:00

2 stops38h 40m

Phuket City

Sun 24/5

18:55-18:40

2 stops29h 45m

฿18,422

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 13/4

22:05-02:15

1 stop22h 10m

Bangkok Suvarnabhumi

Tue 28/4

12:10-20:00

1 stop37h 50m

฿19,012

Flights are sorted by cheapest return flights first.

Deals found on 12/2

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 ฿7,362). Flying from London to Thailand in August is currently the most expensive (average of ฿21,684). 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.

Unlike in the morning, when flights are generally more expensive, you can save up to 37% 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 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, 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 13 February 2026.
See what other customers who have flown with EVA Air, Thai Airways, andNorse Atlantic UK 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
1,353 reviews
Check prices

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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.
Norse Atlantic UK
7.3
Good
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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.
เตอร์กิชแอร์ไลน์
7.3
Good
4,216 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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.
บริติชแอร์เวย์
6.7
Okay
7,739 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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?

    For as low as ฿20,068, China Eastern can have you in Thailand from London in 16h 15m. London and Thailand are separated by a distance of 9571 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 China Eastern. According to our data, you can fly for as low as ฿9,993. Users have also found prices from ฿11,419 and ฿12,557 on เอทิฮัดแอร์เวย์ and โอมานแอร์, 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 Thai Airways (82%), EVA Air (80%) or แอร์แคนาดา (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?

    The cheapest flight price from London to Thailand is ฿20,716. On average you can expect to pay ฿26,420. The most popular route, (London Heathrow - Bangkok Suvarnabhumi), can usually be booked for ฿16,340.

  • 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 ฿7,362). Flying from London to Thailand in August is currently the most expensive (average of ฿21,684). 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 13 February 2026.
AirlineCheapestAverageFlexibilityOn-time
ไห่หนานแอร์ไลน์Cheapest฿11,824Average฿17,820FlexibilityNo cancel feeOn-time61%
Search ไห่หนานแอร์ไลน์ flights
Shenzhen AirlinesCheapest฿14,914Average฿18,366FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China SouthernCheapest฿15,739Average฿19,174FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest฿16,687Average฿18,657FlexibilityNo cancel feeOn-time67%
Search Air China flights
Air IndiaCheapest฿18,392Average฿21,118FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
บริติชแอร์เวย์Cheapest฿18,575Average฿29,746FlexibilityNo cancel feeOn-time70%
Search บริติชแอร์เวย์ flights
โอมานแอร์Cheapest฿21,316Average฿24,167FlexibilityNo cancel feeOn-time76%
Search โอมานแอร์ flights
เอทิฮัดแอร์เวย์Cheapest฿21,436Average฿24,589FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights
Qatar AirwaysCheapest฿23,595Average฿25,377FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest฿25,537Average฿33,146FlexibilityNo cancel feeOn-time75%
Search Emirates 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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