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Cheap flights from the United Kingdom to Thailand from £291

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BKK
16 Jul — 23 Jul1
1 adult

Cheap flight deals from United Kingdom to Thailand

Keep the following information in mind while searching for United Kingdom to Thailand flight deals. Data was last updated 11 July 2025.

Round-trip from

£494

One-way from

£291

Popular in

December

Cheapest in

May

Average price

£825

Good round-trip deal

£522 or less

Good one-way deal

£329 or less
Air China
  • Air China
  • 3/11-8/12
  • 2 total stops
  • 38h 50m total
  • United Kingdom to Thailand
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IndiGo
  • IndiGo
  • 2/9
  • 1 total stop
  • 17h 15m total
  • United Kingdom to Thailand
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£42 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 July 2025
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Price to beat on a round-trip flight from United Kingdom to Thailand.
Search Deals
Price to beat on a one-way flight from United Kingdom to Thailand.
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Find flight deals from United Kingdom to Thailand

Cheapest flights from United Kingdom to Thailand
Explore the most affordable flight options available from United Kingdom to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Mon 3/1117:40LHR - BKK
1 stop17h 25mAir China
Mon 8/1201:30BKK - LHR
1 stop21h 25mAir China
Deal found 9/7£494
Fri 10/1021:50LGW - BKK
2 stops37h 35mMultiple Airlines
Thu 13/1112:25BKK - LGW
Nonstop13h 00mMultiple Airlines
Deal found 9/7£496
Thu 11/913:15LHR - BKK
1 stop24h 20mAir India
Thu 25/920:50BKK - LHR
1 stop28h 40mAir India
Deal found 9/7£496
Sun 2/1117:00LGW - BKK
1 stop36h 20mChina Eastern
Thu 20/1101:55BKK - LGW
1 stop19h 05mChina Eastern
Deal found 9/7£497
Fri 5/922:00LHR - BKK
2 stops30h 00mMultiple Airlines
Sat 20/919:40BKK - LHR
1 stop26h 55mMultiple Airlines
Deal found 9/7£497
Thu 4/913:15LTN - BKK
2 stops35h 00mMultiple Airlines
Sun 28/908:55BKK - LTN
2 stops19h 50mMultiple Airlines
Deal found 9/7£497
Wed 1/1016:45STN - BKK
3 stops23h 00mMultiple Airlines
Wed 15/1009:05BKK - STN
2 stops35h 00mMultiple Airlines
Deal found 9/7£497
Thu 20/1121:30LHR - BKK
2 stops36h 35mChina Southern
Thu 27/1118:55BKK - LHR
1 stop30h 20mChina Southern
Deal found 9/7£497
Wed 12/1116:00LGW - BKK
Nonstop11h 25mNorse Atlantic UK
Wed 10/1212:30BKK - LGW
Nonstop13h 00mNorse Atlantic UK
Deal found 9/7£498
Sat 20/922:05LHR - BKK
1 stop22h 10mShenzhen Airlines
Thu 2/1019:30BKK - LHR
1 stop30h 30mShenzhen Airlines
Deal found 9/7£498
Tue 4/1121:00LHR - BKK
1 stop32h 20mChina Eastern
Tue 2/1215:55BKK - LHR
2 stops56h 35mChina Eastern
Deal found 9/7£502
Wed 3/912:05LGW - BKK
1 stop37h 00mITA Airways
Wed 17/912:05BKK - LGW
1 stop29h 10mITA Airways
Deal found 9/7£506

Cheapflights Fare Finder

Customise your flight search to find flights from United Kingdom 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 11 July 2025.
Use the filters below to find and compare flights from the United Kingdom to Thailand that are best for you.

Fly from

United Kingdom

Fly to

Thailand

Route

Depart

Return

Price

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 3/11

17:40-18:05

1 stop17h 25m

Bangkok Suvarnabhumi

Mon 8/12

01:30-15:55

1 stop21h 25m

£494

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Fri 10/10

21:50-17:25

2 stops37h 35m

Bangkok Suvarnabhumi

Thu 13/11

12:25-18:25

Nonstop13h 00m

£496

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Thu 11/9

13:15-19:35

1 stop24h 20m

Bangkok Suvarnabhumi

Thu 25/9

20:50-19:30

1 stop28h 40m

£496

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sun 2/11

17:00-12:20

1 stop36h 20m

Bangkok Suvarnabhumi

Thu 20/11

01:55-14:00

1 stop19h 05m

£497

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 5/9

22:00-10:00

2 stops30h 00m

Bangkok Suvarnabhumi

Sat 20/9

19:40-16:35

1 stop26h 55m

£497

LondonBangkok

LTN - BKK

LTNBKK

London Luton

Thu 4/9

13:15-06:15

2 stops35h 00m

Bangkok Suvarnabhumi

Sun 28/9

08:55-22:45

2 stops19h 50m

£497

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Thu 20/11

21:30-17:05

2 stops36h 35m

Bangkok Suvarnabhumi

Thu 27/11

18:55-18:15

1 stop30h 20m

£497

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 12/11

16:00-10:25

Nonstop11h 25m

Bangkok Suvarnabhumi

Wed 10/12

12:30-18:30

Nonstop13h 00m

£498

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sat 20/9

22:05-02:15

1 stop22h 10m

Bangkok Suvarnabhumi

Thu 2/10

19:30-20:00

1 stop30h 30m

£498

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 3/9

12:05-07:05

1 stop37h 00m

Bangkok Suvarnabhumi

Wed 17/9

12:05-11:15

1 stop29h 10m

£506

Flights are sorted by cheapest return flights first.

Deals found on 11/7

Showing 1-10 of 60 results
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Best time to book a flight from United Kingdom to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand from United Kingdom 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 the United Kingdom to Thailand

What is the cheapest month to book a flight from United Kingdom to Thailand?

Currently, May is the cheapest month in which you can book a flight from United Kingdom to Thailand (average of £718). Flying from United Kingdom 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 GB to TH?

Find hourly flight availability from United Kingdom 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 11 July 2025.

When flying from United Kingdom 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 United Kingdom to Thailand

Explore weekly flight availability from United Kingdom 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 11 July 2025.

The most flights from GB0 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 11 July 2025.
Get a feel of what it's like to fly with Hainan Airlines, KLM, andThai Airways from the United Kingdom 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.
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Food

8.6

Comfort

8.1

Overall

8.2

Boarding

8.6

Entertainment

7.6

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hainan Airlines
8.2
Very Good
41 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Food

8.6

Comfort

8.1

Overall

8.2

Boarding

8.6

Entertainment

7.6

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
KLM
7.8
Good
1,372 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Food

8.6

Comfort

8.1

Overall

8.2

Boarding

8.6

Entertainment

7.6

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Thai Airways
7.7
Good
336 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Food

8.6

Comfort

8.1

Overall

8.2

Boarding

8.6

Entertainment

7.6

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Austrian Airlines
7.6
Good
811 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Food

8.6

Comfort

8.1

Overall

8.2

Boarding

8.6

Entertainment

7.6

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Thailand. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    One-way options have recently been found by users for as low as £291 on IndiGo. Other airlines that offer cheap prices include China Southern from £294 and China Eastern from £294 one-way.

  • Can I find deals for flights from United Kingdom to Thailand that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Thailand flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Thailand?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Thailand.

  • Can I find deals for business class flights from United Kingdom to Thailand?

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Thailand?

    Currently, May is the cheapest month in which you can book a flight from United Kingdom to Thailand (average of £718). Flying from United Kingdom 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 United Kingdom 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 United Kingdom to Thailand

Discover the top 10 airlines that operate flights from United Kingdom 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 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£107Average£143FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Turkmenistan AirlinesCheapest£287Average£548FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Shenzhen AirlinesCheapest£366Average£406FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
IndiGoCheapest£392Average£772FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
TUI AirwaysCheapest£438Average£900FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
SWISSCheapest£439Average£664FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Norse Atlantic UKCheapest£448Average£563FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
Royal JordanianCheapest£454Average£635FlexibilityNo cancel feeOn-time61%
Search Royal Jordanian flights
Royal Brunei AirlinesCheapest£463Average£552FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
A.P.G.Cheapest£498Average£576FlexibilityNo cancel feeOn-timeN/A
Search A.P.G. 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 United Kingdom to Thailand?

When you search for this flight from United Kingdom to Thailand, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from United Kingdom to Thailand.

Can Cheapflights find flights from United Kingdom to Thailand with no change fees?

Yes, we can. To see specific flights from United Kingdom to Thailand with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from United Kingdom to Thailand become cheaper?

Of course! You can now track prices for flights from United Kingdom to Thailand and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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