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Cheap flights from London to Thailand from £317

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 29/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BKK
21 Dec — 28 Dec1
1 adult
1 adult, Economy, 0 bags

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 21 November 2025.

Tue 25/1122:00LHR - BKK
1 stop20h 05mChina Southern
Tue 9/1215:45BKK - LHR
2 stops29h 15mChina Southern
Deal found 20/11£474
Sat 22/1115:40LGW - BKK
1 stop14h 25mMultiple Airlines
Sat 13/1212:00BKK - LGW
2 stops29h 35mMultiple Airlines
Deal found 20/11£474
Thu 27/1120:50LTN - BKK
2 stops30h 50mMultiple Airlines
Sun 7/1214:40BKK - LTN
2 stops28h 20mMultiple Airlines
Deal found 20/11£474
Wed 26/1110:30LGW - BKK
1 stop18h 50mMultiple Airlines
Sat 6/1212:25BKK - LGW
Nonstop12h 55mMultiple Airlines
Deal found 20/11£475
Sun 30/1120:25LHR - BKK
1 stop20h 45mAir China
Wed 3/1201:30BKK - LHR
1 stop23h 20mAir China
Deal found 20/11£475
Tue 2/1222:10LHR - BKK
1 stop31h 20mAir China
Thu 11/1219:30BKK - LHR
1 stop27h 25mAir China
Deal found 20/11£476
Sat 22/1115:40LGW - BKK
1 stop14h 25mMultiple Airlines
Fri 5/1201:55BKK - LGW
1 stop19h 05mMultiple Airlines
Deal found 19/11£477
Mon 24/1117:40LHR - BKK
1 stop23h 30mAir China
Mon 1/1217:55BKK - LHR
1 stop33h 20mAir China
Deal found 20/11£477
Thu 4/1211:05LGW - BKK
1 stop31h 25mAir China
Thu 22/102:30BKK - LGW
1 stop35h 25mAir China
Deal found 21/11£477
Thu 20/1121:35LHR - BKK
1 stop31h 55mAir China
Wed 26/1101:30BKK - LHR
1 stop23h 20mAir China
Deal found 19/11£477
Mon 1/1207:50LTN - BKK
2 stops33h 20mMultiple Airlines
Wed 17/1217:55BKK - LTN
2 stops32h 30mMultiple Airlines
Deal found 19/11£477
Thu 27/1115:40STN - BKK
2 stops24h 40mMultiple Airlines
Mon 22/1220:05BKK - STN
2 stops27h 10mMultiple Airlines
Deal found 19/11£477

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 21 November 2025.

Round-trip from

£474

One-way from

£317

Popular in

December

Cheapest in

May

Average price

£610

Good round-trip deal

£510 or less

Good one-way deal

£318 or less
China Eastern
  • China Eastern
  • 27/2-29/3
  • 2 total stops
  • 50h 25m total
  • London to Thailand
Search Deals
Air China
  • Air China
  • 2/12
  • 1 total stop
  • 31h 25m total
  • London to Thailand
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£47 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 November 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

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 21 November 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

LTN - BKK

LTNBKK

London Luton

Mon 26/1

09:15-00:10

2 stops31h 55m

Bangkok Suvarnabhumi

Thu 5/2

01:30-20:55

2 stops26h 25m

£489

LondonBangkok

LTN - BKK

LTNBKK

London Luton

Sat 24/1

06:15-21:05

2 stops31h 50m

Bangkok Suvarnabhumi

Sun 8/2

22:05-23:10

2 stops32h 05m

£494

LondonBangkok

LTN - BKK

LTNBKK

London Luton

Sun 18/1

09:15-00:10

2 stops31h 55m

Bangkok Suvarnabhumi

Sun 1/2

19:30-20:55

2 stops32h 25m

£495

LondonBangkok

LTN - BKK

LTNBKK

London Luton

Thu 15/1

06:15-21:05

2 stops31h 50m

Bangkok Suvarnabhumi

Sun 1/2

18:40-23:10

3 stops35h 30m

£521

LondonBangkok

LTN - BKK

LTNBKK

London Luton

Thu 9/4

07:10-19:50

2 stops30h 40m

Bangkok Suvarnabhumi

Thu 23/4

21:05-22:45

3 stops31h 40m

£542

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Thu 12/3

20:55-23:20

1 stop19h 25m

Bangkok Suvarnabhumi

Wed 6/5

02:55-15:15

1 stop18h 20m

£556

LondonBangkok

LCY - BKK

LCYBKK

London City

Mon 11/5

08:25-09:30

1 stop19h 05m

Bangkok Suvarnabhumi

Mon 18/5

12:05-08:50

1 stop26h 45m

£577

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Mon 9/3

09:00-06:40

1 stop14h 40m

Bangkok Suvarnabhumi

Tue 5/5

01:45-13:25

1 stop17h 40m

£588

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Mon 9/3

09:00-13:05

1 stop21h 05m

Bangkok Suvarnabhumi

Mon 4/5

19:40-06:40

1 stop17h 00m

£588

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 10/3

14:05-13:05

1 stop16h 00m

Bangkok Suvarnabhumi

Mon 4/5

19:40-06:40

1 stop17h 00m

£588

Flights are sorted by cheapest return flights first.

Deals found on 19/11

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 £248). Flying from London to Thailand in July is currently the most expensive (average of £535). 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 21 November 2025.

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 21% on your trip compared to booking a flight at midday.

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 16 December 2024.

Travellers seeking maximum savings on their London to Thailand flight should consider departing on Monday evenings 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 21 November 2025.

The most flights from LON to TH0 are scheduled on a Monday (9 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (7 on average).

How often are flights $[0, preposition:'from ']$[0, article:'from ']$[0, place:'from'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] delayed?

About 18% of weekly flights between $[0, place:'genitive'] and $[1, place:'genitive'] have experienced delays in the past year, with the average delay time being 91 minutes.

What is the most punctual flight time for $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

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

Which airline has the best punctuality record on $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

Over the past year, Norse Atlantic Airways have had the lowest number of delays on this route, with no flights being classified as 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 21 November 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
1,280 reviews
Check prices

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
EVA Air
8.4
Very Good
1,280 reviews
EVA Air
8.4
Very Good
1,280 reviews
Check prices

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
Thai Airways
7.8
Good
362 reviews
EVA Air
8.4
Very Good
1,280 reviews
Check prices

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
Etihad Airways
7.4
Good
1,309 reviews
EVA Air
8.4
Very Good
1,280 reviews
Check prices

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
China Eastern
7.2
Good
178 reviews
EVA Air
8.4
Very Good
1,280 reviews
Check prices

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
Air China
7.2
Good
126 reviews
EVA Air
8.4
Very Good
1,280 reviews
Check prices

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

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 14h 40m. There are 5942 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 Shenzhen Airlines, with whom users have recently found tickets for as low as £317. However, be on the lookout for offers from Norse Atlantic UK and Etihad Airways, 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 (85%), Thai Airways (82%) or Air Canada (78%) 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 £2,485, our data indicates the cheapest price to be £471. The most popular route (London Heathrow - Bangkok Suvarnabhumi), is priced around £360.

  • 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 £248). Flying from London to Thailand in July is currently the most expensive (average of £535). 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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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 21 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£117Average£146FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Hahn AirCheapest£282Average£647FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Turkmenistan AirlinesCheapest£299Average£571FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Hainan AirlinesCheapest£389Average£443FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
KLMCheapest£439Average£819FlexibilityNo cancel feeOn-time75%
Search KLM flights
A.P.G.Cheapest£480Average£610FlexibilityNo cancel feeOn-timeN/A
Search A.P.G. flights
Royal Brunei AirlinesCheapest£481Average£550FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
LufthansaCheapest£487Average£751FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£489Average£793FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air FranceCheapest£506Average£804FlexibilityNo cancel feeOn-time77%
Search Air France 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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