Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Thailand to London from ฿8,729

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 30/3. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LON
16 Mar — 23 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to London

Enter your travel dates to find the best prices.

Cheapest flights from Thailand to London
Explore the most affordable flight options available from Thailand to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 February 2026.

Thu 12/319:10
BKK
-
LHR
2 stops29h 25m
Multiple Airlines
Sat 14/321:35
LHR
-
BKK
1 stop31h 55m
Multiple Airlines
Deal found 10/2฿18,608
Tue 31/303:00
BKK
-
LGW
2 stops42h 00m
China Eastern
Sun 12/411:35
LGW
-
BKK
2 stops33h 45m
China Eastern
Deal found 11/2฿18,639
Thu 5/311:10
BKK
-
LHR
2 stops37h 25m
Multiple Airlines
Thu 12/317:40
LHR
-
BKK
1 stop17h 25m
Multiple Airlines
Deal found 11/2฿18,670
Sun 29/305:05
BKK
-
LGW
1 stop40h 05m
China Eastern
Sun 5/411:35
LGW
-
BKK
2 stops31h 40m
China Eastern
Deal found 11/2฿18,888
Mon 2/1111:20
DMK
-
LGW
2 stops26h 05m
Multiple Airlines
Tue 10/1109:25
LGW
-
DMK
1 stop20h 25m
Multiple Airlines
Deal found 12/2฿18,981
Tue 24/311:10
BKK
-
LHR
1 stop36h 10m
Multiple Airlines
Wed 8/422:40
LHR
-
BKK
1 stop19h 30m
Multiple Airlines
Deal found 12/2฿19,074
Sat 10/1015:15
DMK
-
LGW
1 stop22h 10m
Multiple Airlines
Wed 4/1109:25
LGW
-
DMK
1 stop23h 55m
Multiple Airlines
Deal found 12/2฿19,105
Sun 8/319:55
BKK
-
LHR
1 stop29h 40m
Multiple Airlines
Mon 16/321:00
LHR
-
BKK
2 stops30h 05m
Multiple Airlines
Deal found 11/2฿19,136
Thu 5/311:10
BKK
-
LHR
1 stop37h 25m
ไห่หนานแอร์ไลน์
Wed 11/319:45
LHR
-
BKK
1 stop31h 20m
ไห่หนานแอร์ไลน์
Deal found 11/2฿19,167
Thu 5/319:10
BKK
-
LHR
2 stops29h 25m
Multiple Airlines
Tue 10/317:40
LHR
-
BKK
1 stop17h 25m
Multiple Airlines
Deal found 12/2฿19,198
Fri 13/204:20
BKK
-
LGW
1 stop16h 10m
Multiple Airlines
Sat 21/213:55
LGW
-
BKK
2 stops48h 10m
Multiple Airlines
Deal found 11/2฿19,198
Thu 12/319:10
BKK
-
LHR
2 stops29h 25m
ไห่หนานแอร์ไลน์
Mon 16/321:00
LHR
-
BKK
2 stops30h 05m
ไห่หนานแอร์ไลน์
Deal found 10/2฿19,229

Find flight deals from Thailand to London

Keep the following information in mind while searching for Thailand to London flight deals. Data was last updated 14 February 2026.

Round-trip from

฿18,608

One-way from

฿8,729

Popular in

January

Cheapest in

November

Average price

฿27,834

Good round-trip deal

฿25,895 or less

Good one-way deal

฿11,295 or less
Air China
  • Air China
  • 12/3-14/3
  • 3 total stops
  • 61h 20m total
  • Thailand to London
Search Deals
30/3
  • 30/3
  • 2 total stops
  • 51h 00m total
  • Thailand to London
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (฿1,596 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (฿8,625 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Thailand to London (LON).
Search Deals
Price to beat on a one-way flight from Thailand to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Thailand to London 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 14 February 2026.
Use the filters below to find and compare flights from Thailand to London that are best for you.

Fly from

Thailand

Fly to

London

Route

Depart

Return

Price

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Tue 31/3

07:50-06:40

2 stops28h 50m

London Gatwick

Tue 7/4

18:00-01:15

2 stops25h 15m

฿20,006

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Sat 14/3

03:10-14:00

2 stops41h 50m

London Gatwick

Sun 17/5

19:00-01:15

2 stops48h 15m

฿20,876

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 18/6

09:00-19:10

1 stop16h 10m

London Heathrow

Mon 22/6

08:25-12:45

1 stop22h 20m

฿21,218

Phuket CityLondon

HKT - LGW

HKTLGW

Phuket City

Tue 31/3

23:05-15:00

1 stop21h 55m

London Gatwick

Tue 7/4

18:00-22:00

1 stop22h 00m

฿21,342

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Fri 12/6

13:20-15:00

3 stops31h 40m

London Gatwick

Sun 14/6

11:35-22:15

2 stops28h 40m

฿21,808

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Tue 11/8

02:00-07:30

3 stops35h 30m

London Gatwick

Fri 14/8

10:25-20:50

2 stops28h 25m

฿21,963

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Tue 12/5

15:55-15:00

2 stops29h 05m

London Gatwick

Thu 28/5

18:00-22:15

2 stops22h 15m

฿22,025

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Tue 12/5

15:55-15:00

2 stops29h 05m

London Gatwick

Mon 25/5

11:35-19:50

3 stops26h 15m

฿22,025

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Sun 29/3

16:20-18:40

2 stops32h 20m

London Heathrow

Sun 5/4

21:20-09:15

2 stops29h 55m

฿22,087

Chiang MaiLondon

CNX - LHR

CNXLHR

Chiang Mai

Sun 29/3

16:20-18:40

2 stops32h 20m

London Heathrow

Mon 20/4

22:40-21:50

1 stop17h 10m

฿22,181

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Thailand to London

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

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

Currently, December is the cheapest month in which you can book a flight from Thailand to London (average of ฿8,263). Flying from Thailand to London in July is currently the most expensive (average of ฿22,833). 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 TH to LON?

Find hourly flight availability from Thailand to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 February 2026.

When flying from Thailand to London, 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 Thailand to London

Explore weekly flight availability from Thailand to London. 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 14 February 2026.

The most flights from TH0 to LON are scheduled on a Saturday (9 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (7 on average).

How often are flights from Thailand to London delayed?

About 14% of weekly flights between Thailand and London have experienced delays in the past year, with the average delay time being 101 minutes.

What is the most punctual flight time for Thailand to London flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Thailand to London flights?

Over the past year, บริติชแอร์เวย์ have had the lowest number of delays on this route, with just 8% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 14 February 2026.
Read reviews from past customers who have flown with EVA Air, Emirates, andThai Airways from Thailand to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
EVA Air
8.4
Very Good
1,353 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
Emirates
8.1
Very Good
3,516 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
Thai Airways
7.8
Good
382 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
China Eastern
7.2
Good
192 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
บริติชแอร์เวย์
6.7
Okay
7,739 reviews
EVA Air
8.4
Very Good
1,353 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.

Related info for your journey

Find useful and relevant information for your journey from Thailand to London. 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 Thailand to London?

    For as low as ฿26,903, China Eastern can have you in London from Thailand in 15h 15m. The distance between Thailand and London is about 9511 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    To fly one-way, consider booking your trip with Norse Atlantic UK, which is currently one of the cheapest options available, starting at ฿5,415. สแกนดอเนเวียนแอร์ไลน์ flights start at ฿6,033 while deals on เอทิฮัดแอร์เวย์ start at ฿6,415 one-way.

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

    The most popular route from Thailand to London is Bangkok Suvarnabhumi - London Heathrow. You may also consider Bangkok Suvarnabhumi - London Gatwick or Bangkok Suvarnabhumi - London Stansted.

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

    No one likes to see their flight delayed. When booking a flight from Thailand to London consider choosing แอร์แคนาดา(95%), Thai Airways(85%) or EVA Air(80%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Thailand to London?

    The cheapest flight price from Thailand to London is ฿16,580. On average you can expect to pay ฿58,111. The most popular route, (Bangkok Suvarnabhumi - London Heathrow), can usually be booked for ฿18,639.

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

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

  • How can I find direct flights from Thailand to London?

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

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

    Yes. Cheapflights offers flight deals from Thailand to London 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 Thailand to London?

    Currently, December is the cheapest month in which you can book a flight from Thailand to London (average of ฿8,263). Flying from Thailand to London in July is currently the most expensive (average of ฿22,833). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Brentford
Waterlooville

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.

Top 10 airlines flying from Thailand to London

Discover the top 10 airlines that operate flights from Thailand to London. 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 14 February 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest฿8,361Average฿25,511FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
โอมานแอร์Cheapest฿10,153Average฿24,911FlexibilityNo cancel feeOn-time76%
Search โอมานแอร์ flights
คูเวตแอร์เวย์Cheapest฿10,447Average฿25,601FlexibilityNo cancel feeOn-time64%
Search คูเวตแอร์เวย์ flights
Norse Atlantic UKCheapest฿11,425Average฿24,015FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
เอทิฮัดแอร์เวย์Cheapest฿12,509Average฿28,315FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์Cheapest฿13,956Average฿29,847FlexibilityNo cancel feeOn-time79%
Search สวิส อินเตอร์เนชั่นแนล แอร์ไลน์ flights
Air IndiaCheapest฿14,669Average฿30,934FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
China SouthernCheapest฿20,188Average฿23,473FlexibilityNo cancel feeOn-time69%
Search China Southern flights
FinnairCheapest฿20,325Average฿26,147FlexibilityNo cancel feeOn-time76%
Search Finnair flights
เตอร์กิชแอร์ไลน์Cheapest฿23,352Average฿24,774FlexibilityNo cancel feeOn-time77%
Search เตอร์กิชแอร์ไลน์ 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 Thailand to London?

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 London from Thailand today with Cheapflights!

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

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 Thailand to London.

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

Certainly. Search results for flights to London from Thailand shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Thailand today and book when prices fit your budget.

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.