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Cheap flights from the United Kingdom to Thailand from £274

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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BKK
4 May — 11 May1
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 29 April 2025.

Round-trip from

£409

One-way from

£274

Popular in

December

Cheapest in

May

Average price

£686

Good round-trip deal

£581 or less

Good one-way deal

£320 or less
Hainan Airlines
  • Hainan Airlines
  • 13/6-24/6
  • 3 total stops
  • 76h 40m total
  • United Kingdom to Thailand
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Hainan Airlines
  • Hainan Airlines
  • 26/5
  • 1 total stop
  • 30h 00m 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 April 2025
Search Deals
Price to beat on a round-trip flight from United Kingdom to Thailand.
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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 29 April 2025.

Thu 8/521:20LHR - BKK
1 stop18h 35mChina Eastern
Wed 21/520:50BKK - LHR
2 stops27h 50mChina Eastern
Deal found 29/4£409
Fri 6/618:40LGW - BKK
1 stop24h 00mChina Eastern
Thu 12/602:10BKK - LGW
1 stop19h 00mChina Eastern
Deal found 29/4£410
Fri 2/522:00LHR - BKK
2 stops30h 00mHainan Airlines
Tue 9/901:30BKK - LHR
1 stop24h 00mHainan Airlines
Deal found 29/4£410
Fri 30/515:20STN - BKK
2 stops34h 50mMultiple Airlines
Wed 11/621:55BKK - STN
3 stops32h 00mMultiple Airlines
Deal found 29/4£410
Tue 10/612:35LGW - BKK
1 stop29h 35mAir China
Wed 25/619:35BKK - LGW
1 stop17h 00mAir China
Deal found 29/4£411
Fri 17/1012:30LHR - BKK
Nonstop11h 30mThai Airways
Mon 20/1000:30BKK - LHR
Nonstop12h 45mThai Airways
Deal found 29/4£412
Fri 17/1008:40LCY - BKK
1 stop18h 50mKLM
Tue 21/1012:05BKK - LCY
1 stop25h 10mKLM
Deal found 29/4£418
Sat 1/1121:10LHR - BKK
1 stop31h 00mShenzhen Airlines
Sat 22/1119:30BKK - LHR
1 stop30h 40mShenzhen Airlines
Deal found 29/4£418
Sun 1/622:10LHR - BKK
1 stop31h 30mChina Southern
Wed 11/620:20BKK - LHR
1 stop28h 40mChina Southern
Deal found 29/4£426
Sat 10/510:00LHR - BKK
1 stop21h 45mSAUDIA
Sun 29/615:25BKK - LHR
1 stop22h 05mSAUDIA
Deal found 29/4£429
Sun 8/612:30LHR - BKK
1 stop19h 05mAir India
Thu 19/620:50BKK - LHR
1 stop19h 25mAir India
Deal found 29/4£437
Fri 6/620:25LHR - BKK
1 stop21h 40mAir China
Thu 12/601:30BKK - LHR
1 stop22h 15mAir China
Deal found 29/4£438

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 29 April 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

Fri 13/6

22:00-18:15

2 stops38h 15m

Bangkok Suvarnabhumi

Tue 24/6

11:05-19:30

1 stop38h 25m

£409

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Mon 2/6

18:05-18:05

1 stop18h 00m

Bangkok Suvarnabhumi

Sun 8/6

21:55-15:10

1 stop23h 15m

£409

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 19/5

21:20-20:55

1 stop17h 35m

Bangkok Suvarnabhumi

Thu 5/6

20:50-18:40

2 stops27h 50m

£409

LondonBangkok

STN - BKK

STNBKK

London Stansted

Fri 30/5

15:20-08:10

2 stops34h 50m

Bangkok Suvarnabhumi

Wed 11/6

21:55-23:55

3 stops32h 00m

£410

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Fri 30/5

12:35-00:05

1 stop29h 30m

Bangkok Suvarnabhumi

Thu 12/6

19:35-06:35

1 stop17h 00m

£412

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Tue 27/5

22:10-11:40

1 stop31h 30m

Bangkok Suvarnabhumi

Thu 19/6

03:00-19:00

1 stop22h 00m

£412

LondonBangkok

LCY - BKK

LCYBKK

London City

Fri 17/10

08:40-09:30

1 stop18h 50m

Bangkok Suvarnabhumi

Tue 21/10

12:05-07:15

1 stop25h 10m

£418

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 16/6

22:05-02:15

1 stop22h 10m

Bangkok Suvarnabhumi

Tue 24/6

19:30-20:00

1 stop30h 30m

£418

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sat 10/5

10:00-13:45

1 stop21h 45m

Bangkok Suvarnabhumi

Sat 5/7

15:25-07:30

1 stop22h 05m

£429

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sun 8/6

12:30-13:35

1 stop19h 05m

Bangkok Suvarnabhumi

Sun 15/6

14:45-10:15

1 stop25h 30m

£437

Flights are sorted by cheapest return flights first.

Deals found on 28/4

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 £717). 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 29 April 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 29 April 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).

Rainfall in Thailand by month

Plan your trip to Thailand by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Thailand ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Thailand when rainfall is around 10.0 mm.

Temperature in Thailand by month

Plan your trip to Thailand by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Thailand, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

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 29 April 2025.
Read reviews from past customers who have flown Hainan Airlines, Garuda Indonesia and Singapore Airlines from United Kingdom to Thailand. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Comfort

8.1

Food

8.5

Boarding

8.6

Entertainment

7.7

Crew

9.0

Overall

8.1

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
8.1
Very Good
38 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Comfort

8.1

Food

8.5

Boarding

8.6

Entertainment

7.7

Crew

9.0

Overall

8.1

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.
Garuda Indonesia
8.1
Very Good
72 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Comfort

8.1

Food

8.5

Boarding

8.6

Entertainment

7.7

Crew

9.0

Overall

8.1

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.
Singapore Airlines
8.1
Very Good
1,292 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Comfort

8.1

Food

8.5

Boarding

8.6

Entertainment

7.7

Crew

9.0

Overall

8.1

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.
Emirates
8.0
Very Good
3,213 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Comfort

8.1

Food

8.5

Boarding

8.6

Entertainment

7.7

Crew

9.0

Overall

8.1

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 £274 on Hainan Airlines. Other airlines that offer cheap prices include Air China from £280 and China Eastern from £281 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 £717). 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

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

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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkmenistan AirlinesCheapest£291Average£540FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Norse Atlantic UKCheapest£312Average£567FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
Shenzhen AirlinesCheapest£368Average£431FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
SWISSCheapest£390Average£695FlexibilityNo cancel feeOn-time79%
Search SWISS flights
TUI AirwaysCheapest£444Average£888FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
Royal JordanianCheapest£460Average£626FlexibilityNo cancel feeOn-time61%
Search Royal Jordanian flights
Royal Brunei AirlinesCheapest£469Average£648FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
IndiGoCheapest£474Average£826FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Austrian AirlinesCheapest£495Average£865FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
ITA AirwaysCheapest£495Average£577FlexibilityNo cancel feeOn-time81%
Search ITA Airways flights

Fly with Cheapflights

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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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