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Cheap flights from London to Thailand from £292

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BKK
17 Oct — 24 Oct1
1 adult
1 adult, Economy

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 17 September 2025.

Round-trip from

£428

One-way from

£292

Popular in

December

Cheapest in

May

Average price

£538

Good round-trip deal

£520 or less

Good one-way deal

£271 or less
Norse Atlantic UK
  • Norse Atlantic UK
  • 18/11-17/12
  • 1 total stop
  • 28h 45m total
  • London to Thailand
Search Deals
China Eastern
  • China Eastern
  • 1/10
  • 1 total stop
  • 25h 30m total
  • London to Thailand
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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

Find flight deals from London to Thailand

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 17 September 2025.

Tue 18/1106:35LGW - BKK
1 stop15h 45mMultiple Airlines
Wed 17/1212:30BKK - LGW
Nonstop13h 00mMultiple Airlines
Deal found 16/9£428
Fri 31/1021:10LHR - BKK
1 stop31h 00mShenzhen Airlines
Fri 7/1119:30BKK - LHR
1 stop30h 40mShenzhen Airlines
Deal found 16/9£428
Sat 8/1117:00LGW - BKK
1 stop17h 50mChina Eastern
Wed 19/1119:05BKK - LGW
1 stop18h 25mChina Eastern
Deal found 16/9£429
Wed 17/921:05LHR - BKK
1 stop16h 30mAir India
Wed 1/1014:45BKK - LHR
1 stop26h 45mAir India
Deal found 16/9£429
Sun 30/1117:00LGW - BKK
1 stop17h 50mMultiple Airlines
Mon 8/1212:30BKK - LGW
Nonstop13h 00mMultiple Airlines
Deal found 16/9£430
Thu 18/921:05LHR - BKK
1 stop16h 30mAir India
Thu 25/908:40BKK - LHR
1 stop17h 20mAir India
Deal found 16/9£430
Tue 4/1114:00LTN - BKK
1 stop18h 05mMultiple Airlines
Tue 11/1117:25BKK - LTN
2 stops34h 30mMultiple Airlines
Deal found 16/9£430
Tue 2/1210:30LGW - BKK
1 stop18h 50mChina Eastern
Wed 3/1219:05BKK - LGW
1 stop18h 25mChina Eastern
Deal found 16/9£430
Fri 31/1017:40LHR - BKK
1 stop17h 25mAir China
Sat 8/1101:30BKK - LHR
1 stop23h 20mAir China
Deal found 15/9£430
Sun 9/1105:55STN - BKK
2 stops21h 35mMultiple Airlines
Sat 6/1214:40BKK - STN
1 stop28h 05mMultiple Airlines
Deal found 15/9£430
Wed 1/1021:50LGW - BKK
2 stops20h 05mMultiple Airlines
Tue 16/1208:25BKK - LGW
Nonstop13h 00mMultiple Airlines
Deal found 16/9£431
Mon 1/1217:40LHR - BKK
1 stop17h 25mAir China
Sat 20/1201:30BKK - LHR
1 stop23h 20mAir China
Deal found 15/9£431

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 17 September 2025.
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

Sun 23/11

21:10-02:15

1 stop22h 05m

Bangkok Suvarnabhumi

Sat 13/12

19:30-19:10

1 stop30h 40m

£432

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 21/11

21:00-15:55

1 stop35h 55m

Bangkok Suvarnabhumi

Wed 31/12

05:05-17:30

1 stop19h 25m

£442

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Thu 8/1

20:25-21:20

1 stop17h 55m

Phuket City

Mon 19/1

18:25-17:50

1 stop30h 25m

£472

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Fri 9/1

11:35-21:20

1 stop26h 45m

Phuket City

Tue 20/1

18:25-05:35

1 stop18h 10m

£481

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Sun 12/10

05:20-21:35

2 stops34h 15m

Phuket City

Mon 27/10

08:55-15:30

3 stops37h 35m

£484

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 29/9

14:45-23:55

1 stop27h 10m

Bangkok Suvarnabhumi

Thu 9/10

20:55-15:15

1 stop24h 20m

£485

LondonPhuket City

STN - HKT

STNHKT

London Stansted

Sat 1/11

07:25-18:35

2 stops28h 10m

Phuket City

Sat 8/11

21:25-20:05

2 stops29h 40m

£492

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 29/9

14:45-23:55

1 stop27h 10m

Bangkok Suvarnabhumi

Wed 22/10

02:55-15:15

1 stop18h 20m

£506

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Thu 30/10

13:55-23:30

2 stops26h 35m

Bangkok Suvarnabhumi

Wed 5/11

02:55-14:30

1 stop18h 35m

£511

LondonBangkok

LHR - DMK

LHRDMK

London Heathrow

Wed 15/10

22:40-00:40

2 stops20h 00m

Bangkok Don Mueang Intl

Thu 23/10

19:00-17:45

2 stops28h 45m

£512

Flights are sorted by cheapest return flights first.

Deals found on 15/9

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, May is the cheapest month in which you can book a flight from London to Thailand (average of £717). Flying from London to Thailand in December is currently the most expensive (average of £1,123). 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 17 September 2025.

When flying from London to Thailand, 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 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 17 September 2025.

The most flights from LON to TH0 are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

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 17 September 2025.
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
1,236 reviews
Check prices

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very Good
1,236 reviews
EVA Air
8.4
Very Good
1,236 reviews
Check prices

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Thai Airways
7.8
Good
350 reviews
EVA Air
8.4
Very Good
1,236 reviews
Check prices

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Etihad Airways
7.4
Good
1,250 reviews
EVA Air
8.4
Very Good
1,236 reviews
Check prices

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Air China
7.3
Good
101 reviews
EVA Air
8.4
Very Good
1,236 reviews
Check prices

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
China Eastern
7.2
Good
166 reviews
EVA Air
8.4
Very Good
1,236 reviews
Check prices

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

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 17h 55m. There are 6149 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 China Eastern, with whom users have recently found tickets for as low as £295. However, be on the lookout for offers from Norse Atlantic UK and Air India, 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 City - Bangkok Suvarnabhumi.

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

    Consider EVA Air (78%), Thai Airways (76%) or Air Canada (69%) 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 £2,645, our data indicates the cheapest price to be £436. The most popular route (London Heathrow - Bangkok Suvarnabhumi), is priced around £330.

  • 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, May is the cheapest month in which you can book a flight from London to Thailand (average of £717). Flying from London to Thailand in December is currently the most expensive (average of £1,123). 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.
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Stansted to Kuala Lumpur Intl flights
Gatwick to Mumbai flights
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Stansted to Mumbai flights
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Stansted to Hong Kong flights
London City to Kuala Lumpur Intl flights
Gatwick to Phuket City flights
Heathrow to Denpasar flights
London City to Hong Kong flights
Stansted to Islamabad flights
Heathrow to Gimpo Intl 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 858,174 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£110Average£140FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Turkmenistan AirlinesCheapest£286Average£548FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Hainan AirlinesCheapest£372Average£427FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
KLMCheapest£421Average£782FlexibilityNo cancel feeOn-time75%
Search KLM flights
Hahn AirCheapest£437Average£627FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
A.P.G.Cheapest£460Average£576FlexibilityNo cancel feeOn-timeN/A
Search A.P.G. flights
Royal Brunei AirlinesCheapest£461Average£535FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
LufthansaCheapest£472Average£775FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air FranceCheapest£483Average£798FlexibilityNo cancel feeOn-time77%
Search Air France flights
ITA AirwaysCheapest£486Average£606FlexibilityNo cancel feeOn-time81%
Search ITA 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?

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

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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