Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London to Thailand from £257

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BKK
26 Aug — 2 Sep1
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 27 July 2026.

Wed 4/1109:25
LGW
-
DMK
2 stops25h 40m
Multiple Airlines
Thu 12/1106:40
DMK
-
LGW
2 stops30h 45m
Multiple Airlines
Deal found 23/7£478
Tue 10/1110:30
LGW
-
BKK
1 stop18h 50m
China Eastern
Fri 27/1119:55
BKK
-
LGW
1 stop25h 05m
China Eastern
Deal found 26/7£478
Wed 26/812:45
LTN
-
BKK
2 stops29h 25m
Multiple Airlines
Tue 8/903:15
BKK
-
LTN
2 stops26h 30m
Multiple Airlines
Deal found 23/7£478
Sun 1/1121:00
LHR
-
BKK
1 stop21h 55m
China Eastern
Sat 30/116:50
BKK
-
LHR
1 stop31h 40m
China Eastern
Deal found 26/7£478
Tue 25/811:00
STN
-
BKK
2 stops31h 10m
Multiple Airlines
Sat 5/903:15
BKK
-
STN
2 stops34h 35m
Multiple Airlines
Deal found 25/7£478
Thu 27/812:35
LGW
-
DMK
2 stops27h 30m
Multiple Airlines
Wed 9/915:30
DMK
-
LGW
2 stops32h 35m
Multiple Airlines
Deal found 25/7£479
Fri 18/922:00
LGW
-
BKK
1 stop17h 55m
China Eastern
Mon 19/1011:50
BKK
-
LGW
1 stop24h 50m
China Eastern
Deal found 24/7£479
Sat 29/815:15
LTN
-
BKK
2 stops26h 55m
Multiple Airlines
Wed 14/1011:20
BKK
-
LTN
2 stops32h 35m
Multiple Airlines
Deal found 26/7£479
Sun 30/822:10
LHR
-
BKK
1 stop33h 55m
China Southern
Wed 28/1002:10
BKK
-
LHR
1 stop23h 25m
China Southern
Deal found 24/7£479
Sat 5/911:15
STN
-
BKK
2 stops30h 55m
Multiple Airlines
Mon 14/909:15
BKK
-
STN
2 stops20h 10m
Multiple Airlines
Deal found 26/7£479
Thu 27/818:00
LGW
-
BKK
2 stops25h 25m
China Eastern
Sat 5/920:50
BKK
-
LGW
2 stops52h 20m
China Eastern
Deal found 26/7£479
Thu 10/915:15
LTN
-
BKK
2 stops26h 55m
Multiple Airlines
Sat 26/909:15
BKK
-
LTN
2 stops29h 05m
Multiple Airlines
Deal found 27/7£479

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 27 July 2026.

Round-trip from

£478

One-way from

£257

Popular in

December

Cheapest in

September

Average price

£791

Good round-trip deal

£552 or less

Good one-way deal

£335 or less
China Eastern
  • China Eastern
  • 10/11-20/11
  • 2 total stops
  • 50h 50m total
  • London to Thailand
Search Deals
Air China
  • Air China
  • 7/9
  • 1 total stop
  • 39h 25m total
  • London to Thailand
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£34 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 27 July 2026.
Use the filters below to find and compare flights from London to Thailand that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 10/11

10:30-12:20

1 stop18h 50m

Bangkok Suvarnabhumi

Sat 28/11

07:50-06:30

2 stops29h 40m

£485

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sat 23/1

17:00-04:05

1 stop28h 05m

Bangkok Suvarnabhumi

Mon 25/1

15:55-06:30

2 stops45h 35m

£494

LondonBangkok

LTN - BKK

LTNBKK

London Luton

Wed 4/11

11:20-00:10

2 stops29h 50m

Bangkok Suvarnabhumi

Mon 16/11

19:30-14:25

2 stops25h 55m

£501

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 28/10

17:40-12:20

Nonstop11h 40m

Bangkok Suvarnabhumi

Wed 18/11

09:20-15:35

Nonstop13h 15m

£515

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 19/8

22:05-02:15

1 stop22h 10m

Bangkok Suvarnabhumi

Sat 22/8

03:15-20:00

1 stop22h 45m

£527

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 11/9

21:20-01:55

1 stop22h 35m

Bangkok Suvarnabhumi

Fri 2/10

15:55-18:40

3 stops56h 45m

£527

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Mon 7/9

18:00-19:50

2 stops43h 50m

Bangkok Suvarnabhumi

Wed 9/9

02:45-06:40

2 stops33h 55m

£548

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Mon 30/11

17:00-18:25

1 stop18h 25m

Bangkok Suvarnabhumi

Fri 25/12

19:55-14:00

1 stop25h 05m

£553

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Fri 4/12

06:20-01:00

Nonstop11h 40m

Bangkok Suvarnabhumi

Tue 15/12

14:50-21:05

Nonstop13h 15m

£587

LondonBangkok

LCY - BKK

LCYBKK

London City

Tue 8/9

08:25-09:30

1 stop19h 05m

Bangkok Suvarnabhumi

Tue 27/10

12:05-07:15

1 stop26h 10m

£593

Flights are sorted by cheapest return flights first.

Deals found on 22/7

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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 £578). Flying from London to Thailand in December is currently the most expensive (average of £897). 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 27 July 2026.

A simple way to save on the total cost of your ticket is to fly from London to Thailand at midday. If you’re flexible enough to do this you can expect to save up to 46% on your trip compared to booking a flight in the afternoon.

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 27 July 2026.

The most flights from LON to TH0 are scheduled on a Tuesday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

How often are flights from London to Thailand delayed?

About 12% of weekly flights between London and Thailand have experienced delays in the past year, with the average delay time being 98 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?

Saturday tends to have the lowest number of delays on this route, whereas Sunday 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, EVA Air have had the lowest number of delays on this route, with just 5% of flights being delayed.

How far ahead should I book a flight from London to Thailand?

The best time to book flights from London to Thailand is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 27 July 2026.
Get a feel of what it's like to fly with EVA Air,Thai Airways, andQatar 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
8.5
Very Good
1,504 reviews
Check prices

Overall

8.5

Comfort

8.3

Boarding

8.4

Food

8.1

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼
EVA Air
8.5
Very Good
1,504 reviews
EVA Air
8.5
Very Good
1,504 reviews
Check prices

Overall

8.5

Comfort

8.3

Boarding

8.4

Food

8.1

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼
Thai Airways
7.9
Good
412 reviews
EVA Air
8.5
Very Good
1,504 reviews
Check prices

Overall

8.5

Comfort

8.3

Boarding

8.4

Food

8.1

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼
Qatar Airways
7.3
Good
3,743 reviews
EVA Air
8.5
Very Good
1,504 reviews
Check prices

Overall

8.5

Comfort

8.3

Boarding

8.4

Food

8.1

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼
Etihad Airways
7.3
Good
1,490 reviews
EVA Air
8.5
Very Good
1,504 reviews
Check prices

Overall

8.5

Comfort

8.3

Boarding

8.4

Food

8.1

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼
British Airways
6.7
Okay
8,130 reviews
EVA Air
8.5
Very Good
1,504 reviews
Check prices

Overall

8.5

Comfort

8.3

Boarding

8.4

Food

8.1

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼

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 11h 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 £221. However, be on the lookout for offers from Singapore Airlines and Air China, 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 EVA Air (91%), Thai Airways (91%) or Air Canada (87%) 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 £2,710, our data indicates the cheapest price to be £487. The most popular route (London Heathrow - Bangkok Suvarnabhumi), is priced around £403.

  • 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 £578). Flying from London to Thailand in December is currently the most expensive (average of £897). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
Gatwick to Suvarnabhumi flights
Stansted to Suvarnabhumi flights
London City to Suvarnabhumi flights
Heathrow to Haneda flights
Heathrow to New Delhi flights
Heathrow to Hong Kong flights
Heathrow to Don Mueang Intl flights
Heathrow to Colombo flights
Heathrow to Mumbai flights
Luton to Suvarnabhumi flights
Gatwick to Don Mueang Intl flights
Manchester to Suvarnabhumi flights
Heathrow to Kuala Lumpur Intl flights
Heathrow to Narita flights
Heathrow to Manila flights
Gatwick to Haneda flights
Gatwick to Narita flights
Stansted to Narita flights
Gatwick to Manila flights
Stansted to Haneda flights
Stansted to New Delhi flights
Gatwick to New Delhi flights
Manchester to Islamabad flights
Heathrow to Singapore flights
Heathrow to Islamabad flights
Heathrow to Incheon Intl flights
Stansted to Manila flights
Gatwick to Singapore flights
Heathrow to Hyderabad flights
London City to Narita flights
Manchester to Don Mueang Intl flights
Stansted to Colombo flights
Heathrow to Denpasar flights
Gatwick to Colombo flights
Gatwick to Islamabad flights
Stansted to Islamabad flights
Heathrow to Taiwan Taoyuan Intl flights
Gatwick to Kuala Lumpur Intl flights
London City to Manila flights
Heathrow to Bangalore flights
Stansted to Mumbai flights
Gatwick to Hong Kong flights
London City to Haneda flights
Gatwick to Denpasar flights
Gatwick to Mumbai flights
Heathrow to Chennai flights
Heathrow to Hongqiao Intl flights
Stansted to Kuala Lumpur 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 27 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£118Average£139FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Turkmenistan AirlinesCheapest£274Average£558FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Hahn AirCheapest£276Average£669FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Scandinavian AirlinesCheapest£285Average£666FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Hainan AirlinesCheapest£371Average£423FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Air ArabiaCheapest£396Average£663FlexibilityNo cancel feeOn-time79%
Search Air Arabia flights
Royal JordanianCheapest£411Average£661FlexibilityNo cancel feeOn-time61%
Search Royal Jordanian flights
CondorCheapest£427Average£539FlexibilityNo cancel feeOn-time76%
Search Condor flights
Vietnam AirlinesCheapest£428Average£655FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
LufthansaCheapest£463Average£693FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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?

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!

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.