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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 21/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BKK
16 Oct — 23 Oct1
1 adult
1 adult, Economy

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 16 September 2025.

Round-trip from

£432

One-way from

£291

Popular in

December

Cheapest in

May

Average price

£540

Good round-trip deal

£521 or less

Good one-way deal

£272 or less
Air China
  • Air China
  • 31/10-8/11
  • 2 total stops
  • 40h 45m total
  • United Kingdom to Thailand
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21/1
  • 21/1
  • 2 total stops
  • 33h 00m total
  • United Kingdom to Thailand
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£45 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 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 16 September 2025.

Fri 31/1017:40LHR - BKK
1 stop17h 25mAir China
Sat 8/1101:30BKK - LHR
1 stop23h 20mAir China
Deal found 15/9£432
Sun 9/1105:55STN - BKK
2 stops21h 35mMultiple Airlines
Sat 6/1214:40BKK - STN
1 stop28h 05mMultiple Airlines
Deal found 15/9£432
Sun 5/1021:50LGW - BKK
3 stops31h 30mMultiple Airlines
Mon 27/1012:30BKK - LGW
Nonstop13h 00mMultiple Airlines
Deal found 15/9£433
Thu 27/1117:40LHR - BKK
1 stop17h 25mAir China
Fri 26/1219:30BKK - LHR
1 stop27h 25mAir China
Deal found 15/9£433
Sun 28/913:15LTN - BKK
2 stops44h 55mMultiple Airlines
Fri 3/1017:10BKK - LTN
2 stops35h 35mMultiple Airlines
Deal found 15/9£433
Thu 27/1106:35LGW - BKK
2 stops23h 30mMultiple Airlines
Sun 14/1209:15BKK - LGW
1 stop30h 20mMultiple Airlines
Deal found 15/9£433
Thu 2/1022:00LHR - BKK
1 stop37h 05mAir China
Thu 16/1019:35BKK - LHR
1 stop28h 10mAir China
Deal found 15/9£433
Thu 13/1114:00LTN - BKK
2 stops48h 05mMultiple Airlines
Sun 23/1110:10BKK - LTN
2 stops44h 00mMultiple Airlines
Deal found 15/9£433
Sun 23/1105:55STN - BKK
2 stops21h 35mMultiple Airlines
Sun 14/1209:15BKK - STN
1 stop17h 50mMultiple Airlines
Deal found 15/9£433
Wed 26/1117:40LHR - BKK
1 stop17h 25mAir China
Mon 19/101:30BKK - LHR
1 stop21h 25mAir China
Deal found 15/9£434
Thu 13/1113:30STN - BKK
2 stops20h 25mMultiple Airlines
Sat 6/1214:40BKK - STN
1 stop28h 05mMultiple Airlines
Deal found 15/9£434
Thu 30/1006:35LGW - BKK
2 stops31h 30mMultiple Airlines
Thu 6/1112:30BKK - LGW
Nonstop13h 00mMultiple Airlines
Deal found 15/9£435

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 16 September 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

LTN - BKK

LTNBKK

London Luton

Mon 1/12

14:00-15:05

1 stop18h 05m

Bangkok Suvarnabhumi

Sat 31/1

22:05-23:10

2 stops32h 05m

£526

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 21/11

20:55-23:20

1 stop19h 25m

Bangkok Suvarnabhumi

Thu 4/12

02:55-14:30

1 stop18h 35m

£527

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Thu 8/1

13:55-23:35

1 stop26h 40m

Phuket City

Sun 18/1

03:10-14:30

1 stop18h 20m

£529

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 6/10

14:45-23:55

1 stop27h 10m

Bangkok Suvarnabhumi

Wed 5/11

02:55-14:30

1 stop18h 35m

£534

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Thu 8/1

14:00-13:45

1 stop16h 45m

Phuket City

Mon 19/1

23:55-12:00

1 stop19h 05m

£535

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Mon 8/12

09:15-14:30

1 stop22h 15m

Phuket City

Wed 24/12

19:30-18:20

1 stop29h 50m

£543

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Tue 11/11

08:40-07:20

1 stop15h 40m

Phuket City

Tue 18/11

08:25-05:55

1 stop28h 30m

£547

BirminghamBangkok

BHX - BKK

BHXBKK

Birmingham

Wed 4/3

09:00-09:20

2 stops41h 20m

Bangkok Suvarnabhumi

Tue 24/3

21:10-18:00

2 stops51h 50m

£560

LondonPhuket City

LGW - HKT

LGWHKT

London Gatwick

Fri 9/1

10:30-22:50

2 stops29h 20m

Phuket City

Tue 20/1

20:50-06:30

3 stops40h 40m

£563

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Tue 3/3

17:00-01:10

1 stop25h 10m

Bangkok Suvarnabhumi

Sat 14/3

12:25-18:20

Nonstop12h 55m

£565

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 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 16 September 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 16 September 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 16 September 2025.
Get a feel of what it's like to fly with EVA Air, Emirates, 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.
EVA Air
8.4
Very Good
1,236 reviews
Check prices

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

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

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

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
Emirates
8.1
Very Good
3,334 reviews
EVA Air
8.4
Very Good
1,236 reviews
Check prices

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

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

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

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
Qatar Airways
7.4
Good
3,624 reviews
EVA Air
8.4
Very Good
1,236 reviews
Check prices

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

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

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

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 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.

  • How long is the flight from United Kingdom to Thailand?

    There are many flights that can get you from United Kingdom to Thailand in 15h 40m. Fly via Etihad Airways, SAUDIA, or Qatar Airways to get the fastest option. There are 6142 mi between United Kingdom and Thailand. Both multi-stop and direct flights can be found to your destination and back.

  • 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 £295 on China Eastern. Other airlines that offer cheap prices include Air China from £306 and Hainan Airlines from £316 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

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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 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£111Average£141FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Norse Atlantic UKCheapest£279Average£550FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
Turkmenistan AirlinesCheapest£287Average£550FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Shenzhen AirlinesCheapest£332Average£403FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Kuwait AirwaysCheapest£377Average£641FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
IndiGoCheapest£417Average£759FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Hahn AirCheapest£428Average£667FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
TUI AirwaysCheapest£438Average£944FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
A.P.G.Cheapest£461Average£578FlexibilityNo cancel feeOn-timeN/A
Search A.P.G. flights
Royal Brunei AirlinesCheapest£463Average£537FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines 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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