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Cheap flights from London to Thailand from ฿12,993

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BKK
3 Jul — 10 Jul1
1 adult

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 28 June 2025.

Round-trip from

฿20,288

One-way from

฿12,993

Popular in

December

Cheapest in

May

Average price

฿24,847

Good round-trip deal

฿30,323 or less

Good one-way deal

฿14,273 or less
Air China
  • Air China
  • 24/9-21/10
  • 2 total stops
  • 58h 40m total
  • London to Thailand
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China Eastern
  • China Eastern
  • 5/7
  • 1 total stop
  • 18h 55m total
  • London to Thailand
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (฿84,987 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿31,627 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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.
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Find flight deals from London to Thailand

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 28 June 2025.

Wed 24/912:35LGW - BKK
1 stop23h 35mAir China
Tue 21/1001:30BKK - LGW
1 stop35h 05mAir China
Deal found 26/6฿20,288
Wed 9/721:20LHR - BKK
1 stop17h 35mChina Eastern
Wed 13/821:55BKK - LHR
1 stop26h 45mChina Eastern
Deal found 26/6฿20,288
Sun 31/811:35LGW - BKK
1 stop18h 55mMultiple Airlines
Thu 30/1012:30BKK - LGW
Nonstop13h 00mMultiple Airlines
Deal found 26/6฿20,353
Sun 2/1117:40LHR - BKK
1 stop23h 30mAir China
Thu 27/1101:30BKK - LHR
1 stop21h 25mAir China
Deal found 26/6฿20,353
Thu 27/1122:00LHR - BKK
1 stop29h 10mChina Southern
Thu 25/1220:20BKK - LHR
1 stop28h 55mChina Southern
Deal found 28/6฿20,385
Wed 1/1014:40STN - BKK
3 stops35h 10mMultiple Airlines
Fri 31/1012:20BKK - STN
2 stops34h 45mMultiple Airlines
Deal found 27/6฿20,548
Fri 14/1110:30LGW - BKK
1 stop18h 50mChina Eastern
Sun 30/1113:35BKK - LGW
1 stop23h 55mChina Eastern
Deal found 26/6฿20,613
Mon 1/922:00LHR - BKK
1 stop30h 00mไห่หนานแอร์ไลน์
Tue 30/901:30BKK - LHR
1 stop24h 00mไห่หนานแอร์ไลน์
Deal found 27/6฿20,613
Fri 31/1008:25LHR - BKK
1 stop15h 20mโอมานแอร์
Sun 23/1120:05BKK - LHR
1 stop29h 20mโอมานแอร์
Deal found 26/6฿20,679
Tue 25/1116:00LGW - BKK
Nonstop11h 25mNorse Atlantic UK
Mon 1/1212:30BKK - LGW
Nonstop13h 00mNorse Atlantic UK
Deal found 27/6฿20,906
Mon 1/912:05LGW - BKK
1 stop37h 00mITA Airways
Mon 29/912:05BKK - LGW
1 stop29h 10mITA Airways
Deal found 26/6฿20,939
Tue 23/907:10LTN - BKK
2 stops28h 15mMultiple Airlines
Tue 7/1018:25BKK - LTN
2 stops28h 40mMultiple Airlines
Deal found 26/6฿21,232

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 17,341 searches. Data last updated 28 June 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

LGW - BKK

LGWBKK

London Gatwick

Wed 24/9

12:35-18:10

1 stop23h 35m

Bangkok Suvarnabhumi

Tue 21/10

01:30-06:35

1 stop35h 05m

฿20,288

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 9/7

21:20-20:55

1 stop17h 35m

Bangkok Suvarnabhumi

Wed 13/8

21:55-18:40

1 stop26h 45m

฿20,288

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Sun 31/8

11:35-12:30

1 stop18h 55m

Bangkok Suvarnabhumi

Thu 30/10

12:30-18:30

Nonstop13h 00m

฿20,353

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Tue 18/11

22:00-11:25

1 stop30h 25m

Bangkok Suvarnabhumi

Mon 1/12

18:55-18:15

1 stop30h 20m

฿20,353

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Tue 21/10

22:00-17:05

1 stop37h 05m

Bangkok Suvarnabhumi

Tue 28/10

19:30-17:50

1 stop29h 20m

฿20,451

LondonBangkok

STN - BKK

STNBKK

London Stansted

Wed 1/10

14:40-07:50

3 stops35h 10m

Bangkok Suvarnabhumi

Fri 31/10

12:20-16:05

2 stops34h 45m

฿20,548

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 1/9

22:00-10:00

1 stop30h 00m

Bangkok Suvarnabhumi

Tue 30/9

01:30-19:30

1 stop24h 00m

฿20,613

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Fri 14/11

10:30-12:20

1 stop18h 50m

Bangkok Suvarnabhumi

Thu 27/11

13:35-06:30

1 stop23h 55m

฿20,613

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 31/10

08:25-06:45

1 stop15h 20m

Bangkok Suvarnabhumi

Sun 16/11

20:05-05:55

1 stop16h 50m

฿20,679

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Wed 5/11

16:00-10:25

Nonstop11h 25m

Bangkok Suvarnabhumi

Thu 4/12

12:30-18:30

Nonstop13h 00m

฿20,744

Flights are sorted by cheapest return flights first.

Deals found on 27/6

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, June is the cheapest month in which you can book a flight from London to Thailand (average of ฿57). Flying from London to Thailand in December is currently the most expensive (average of ฿79). 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 28 June 2025.

When flying from London 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 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 28 June 2025.

The most flights from LON 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 28 June 2025.
See what other customers who have flown with ไห่หนานแอร์ไลน์, Emirates, andเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์ from London to Thailand have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
ไห่หนานแอร์ไลน์
8.2
Very Good
40 reviews
Check prices

Food

8.6

Overall

8.2

Comfort

8.1

Boarding

8.6

Entertainment

7.7

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.
ไห่หนานแอร์ไลน์
8.2
Very Good
40 reviews
ไห่หนานแอร์ไลน์
8.2
Very Good
40 reviews
Check prices

Food

8.6

Overall

8.2

Comfort

8.1

Boarding

8.6

Entertainment

7.7

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.
Emirates
8.1
Very Good
3,278 reviews
ไห่หนานแอร์ไลน์
8.2
Very Good
40 reviews
Check prices

Food

8.6

Overall

8.2

Comfort

8.1

Boarding

8.6

Entertainment

7.7

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.
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
7.8
Good
1,365 reviews
ไห่หนานแอร์ไลน์
8.2
Very Good
40 reviews
Check prices

Food

8.6

Overall

8.2

Comfort

8.1

Boarding

8.6

Entertainment

7.7

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.
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
7.5
Good
1,649 reviews
ไห่หนานแอร์ไลน์
8.2
Very Good
40 reviews
Check prices

Food

8.6

Overall

8.2

Comfort

8.1

Boarding

8.6

Entertainment

7.7

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 London 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 London to Thailand one-way?

    For one-way options, check prices for China Eastern. According to our data, you can fly for as low as ฿12,993. Users have also found prices from ฿12,993 and ฿13,124 on โอมานแอร์ and China Southern, respectively.

  • What are the most popular routes from London to Thailand?

    While some choose either London Gatwick - Bangkok Suvarnabhumi or London Stansted - Bangkok Suvarnabhumi, London Heathrow - Bangkok Suvarnabhumi is the most popular route from London to Thailand.

  • What are the most reliable airlines from London to Thailand?

    Consider EVA Air (66%), Thai Airways (65%) or แอร์แคนาดา (60%) 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?

    The cheapest flight price from London to Thailand is ฿17,858. On average you can expect to pay ฿58,373. The most popular route, (London Heathrow - Bangkok Suvarnabhumi), can usually be booked for ฿16,510.

  • 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, June is the cheapest month in which you can book a flight from London to Thailand (average of ฿57). Flying from London to Thailand in December is currently the most expensive (average of ฿79). 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
Manchester to Suvarnabhumi flights
Birmingham to Suvarnabhumi 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 17,341 searches. Data last updated 28 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest฿17,115Average฿23,925FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
China EasternCheapest฿17,795Average฿28,587FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest฿18,782Average฿20,764FlexibilityNo cancel feeOn-time67%
Search Air China flights
กัลฟ์แอร์Cheapest฿22,422Average฿27,617FlexibilityNo cancel feeOn-time67%
Search กัลฟ์แอร์ flights
เอทิฮัดแอร์เวย์Cheapest฿22,644Average฿26,335FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights
โอมานแอร์Cheapest฿22,992Average฿23,887FlexibilityNo cancel feeOn-time76%
Search โอมานแอร์ flights
Qatar AirwaysCheapest฿23,957Average฿31,296FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
บริติชแอร์เวย์Cheapest฿25,947Average฿34,891FlexibilityNo cancel feeOn-time70%
Search บริติชแอร์เวย์ flights
FinnairCheapest฿26,943Average฿35,166FlexibilityNo cancel feeOn-time76%
Search Finnair flights
EmiratesCheapest฿27,159Average฿35,111FlexibilityNo cancel feeOn-time75%
Search Emirates 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?

Deals for London to Thailand flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Thailand for you. Better yet — we are completely free to use.

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?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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