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Cheap flights from Bangkok to London from ฿12,007

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 29/6. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LON
2 Jun — 9 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Bangkok to London are usually found in November or February, booked 87 days in advance, depart on a Monday or Tuesday and return on a Sunday

Cheap flight deals from Bangkok to London

Enter your travel dates to find the best prices.

Cheapest flights from Bangkok to London
Explore the most affordable flight options available from Bangkok to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 May 2026.

Fri 29/520:15
BKK
-
LHR
1 stop16h 40m
Multiple Airlines
Sat 6/622:05
LHR
-
BKK
1 stop38h 10m
Multiple Airlines
Deal found 28/4฿23,238
Tue 8/920:15
BKK
-
LGW
1 stop16h 40m
Multiple Airlines
Mon 14/912:35
LGW
-
BKK
1 stop29h 35m
Multiple Airlines
Deal found 29/4฿23,270
Thu 11/619:20
BKK
-
LHR
2 stops30h 10m
ไห่หนานแอร์ไลน์
Wed 24/622:00
LHR
-
BKK
1 stop30h 00m
ไห่หนานแอร์ไลน์
Deal found 30/4฿23,303
Tue 5/520:15
BKK
-
LHR
1 stop16h 40m
Multiple Airlines
Tue 9/622:10
LHR
-
BKK
1 stop19h 55m
Multiple Airlines
Deal found 1/5฿23,335
Sun 24/520:15
BKK
-
LHR
1 stop25h 05m
Multiple Airlines
Fri 19/610:00
LHR
-
BKK
1 stop21h 45m
Multiple Airlines
Deal found 29/4฿23,400
Sun 3/520:15
BKK
-
LHR
1 stop16h 40m
Multiple Airlines
Tue 5/522:10
LHR
-
BKK
1 stop19h 55m
Multiple Airlines
Deal found 30/4฿23,465
Fri 12/622:45
BKK
-
LGW
2 stops29h 35m
Multiple Airlines
Fri 19/613:30
LGW
-
BKK
2 stops29h 20m
Multiple Airlines
Deal found 28/4฿23,562
Fri 12/620:15
BKK
-
LHR
1 stop25h 05m
Multiple Airlines
Fri 19/616:15
LHR
-
BKK
1 stop15h 30m
Multiple Airlines
Deal found 28/4฿23,659
Sun 7/619:20
BKK
-
LHR
2 stops30h 10m
Multiple Airlines
Tue 23/614:45
LHR
-
BKK
1 stop15h 05m
Multiple Airlines
Deal found 1/5฿23,691
Sun 7/620:15
BKK
-
LHR
1 stop16h 40m
Multiple Airlines
Fri 12/616:15
LHR
-
BKK
1 stop15h 30m
Multiple Airlines
Deal found 29/4฿23,724
Mon 2/1112:45
BKK
-
LGW
Nonstop13h 00m
Multiple Airlines
Sat 7/1117:00
LGW
-
BKK
1 stop24h 55m
Multiple Airlines
Deal found 1/5฿23,724
Fri 29/520:15
BKK
-
LHR
1 stop25h 05m
Multiple Airlines
Tue 2/622:10
LHR
-
BKK
1 stop19h 55m
Multiple Airlines
Deal found 29/4฿23,756

Find flight deals from Bangkok to London

Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 May 2026.

Round-trip from

฿23,270

One-way from

฿12,007

Popular in

January

Cheapest in

November

Average price

฿30,067
Air China
  • Air China
  • 8/9-14/9
  • 2 total stops
  • 46h 15m total
  • Bangkok to London
Search Deals
คูเวตแอร์เวย์
  • คูเวตแอร์เวย์
  • 29/6
  • 1 total stop
  • 18h 25m total
  • Bangkok to London
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 0% potential price decrease (฿8,813 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bangkok 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 3 May 2026.
Use the filters below to find and compare flights from Bangkok to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 16/6

02:20-14:45

1 stop18h 25m

London Heathrow

Sun 16/8

22:00-00:50

1 stop20h 50m

฿25,892

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 11/6

20:15-15:20

1 stop25h 05m

London Heathrow

Mon 15/6

22:05-09:45

1 stop29h 40m

฿27,219

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Thu 1/10

16:45-07:05

1 stop20h 20m

London Gatwick

Mon 5/10

10:25-16:15

1 stop23h 50m

฿27,769

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Thu 1/10

15:15-07:05

1 stop21h 50m

London Gatwick

Wed 4/11

09:25-14:40

1 stop22h 15m

฿28,772

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Wed 1/7

16:45-07:30

1 stop20h 45m

London Gatwick

Tue 22/9

10:25-16:15

1 stop23h 50m

฿28,805

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Fri 3/7

15:15-07:25

1 stop22h 10m

London Gatwick

Sat 5/9

10:25-14:45

1 stop22h 20m

฿28,999

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Sat 4/7

13:35-07:25

1 stop23h 50m

London Gatwick

Thu 10/9

10:25-13:00

1 stop20h 35m

฿29,290

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Tue 9/6

02:20-14:45

1 stop18h 25m

London Heathrow

Wed 1/7

11:45-10:20

1 stop16h 35m

฿29,776

BangkokLondon

BKK - STN

BKKSTN

Bangkok Suvarnabhumi

Sun 31/5

03:15-12:55

1 stop15h 40m

London Stansted

Mon 8/6

14:55-12:30

1 stop15h 35m

฿29,808

BangkokLondon

BKK - STN

BKKSTN

Bangkok Suvarnabhumi

Mon 1/6

03:40-12:55

1 stop15h 15m

London Stansted

Fri 19/6

21:05-18:25

1 stop15h 20m

฿29,938

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Bangkok to London

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

How far ahead should I book a flight from Bangkok to London?

Booking 49 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bangkok to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Bangkok to London (average of ฿7,444). Flying from Bangkok to London in March is currently the most expensive (average of ฿91,722). 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 BKK to LON?

Find hourly flight availability from Bangkok 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 3 May 2026.

It’s optimal to fly from Bangkok to London in the afternoon. By choosing this option you can save up to 42% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from Bangkok to London

Explore weekly flight availability from Bangkok 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 3 May 2026.

The most flights from TH1 to LON are scheduled on a Friday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

How much does it cost for a return flight from Bangkok to London?

How often are flights from Bangkok to London delayed?

About 16% of weekly flights between Bangkok and London have experienced delays in the past year, with the average delay time being 103 minutes.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the morning 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 Bangkok to London flights?

Over the past year, บริติชแอร์เวย์ have had the lowest number of delays on this route, with just 10% 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 3 May 2026.
Read reviews from past customers who have flown with EVA Air,Emirates, andThai Airways from Bangkok 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
8.5
Very Good
1,441 reviews
Check prices

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
EVA Air
8.5
Very Good
1,441 reviews
EVA Air
8.5
Very Good
1,441 reviews
Check prices

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Emirates
8.1
Very Good
3,567 reviews
EVA Air
8.5
Very Good
1,441 reviews
Check prices

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Thai Airways
7.9
Good
401 reviews
EVA Air
8.5
Very Good
1,441 reviews
Check prices

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Norse Atlantic UK
7.2
Good
EVA Air
8.5
Very Good
1,441 reviews
Check prices

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
บริติชแอร์เวย์
6.7
Okay
7,940 reviews
EVA Air
8.5
Very Good
1,441 reviews
Check prices

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Related info for your journey

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

    Departing from Bangkok to London will take you 15h 40m. Bangkok and London are separated by a distance of 9511 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Bangkok to London round-trip?

    Currently priced at ฿8,711, China Eastern will fly you from Bangkok to London and back. In addition to China Eastern, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from China Southern and คูเวตแอร์เวย์ - these airlines can fly you to your destination from ฿9,279 and ฿10,884, respectively. You may be able to fly from Bangkok to London for 71% less than the average price by searching for these airlines.

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

    ฿5,713 is the cheapest one-way deal found within the past few days, from Norse Atlantic UK. You may also be able to find cheap deals on สแกนดอเนเวียนแอร์ไลน์ and เอทิฮัดแอร์เวย์, with prices starting from ฿6,286 and ฿6,683, respectively.

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

    The most popular flight routes from Bangkok to London are Bangkok Suvarnabhumi - London Heathrow, Bangkok Suvarnabhumi - London Gatwick and Bangkok Suvarnabhumi - London Stansted.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Bangkok to London on time: แอร์แคนาดา (84%), Thai Airways (71%), EVA Air (65%).

  • What are the cheapest flights from Bangkok to London?

    On average you can expect to pay ฿64,105 for a flight from Bangkok to London. The cheapest flight overall is ฿20,848 while the most popular route, (Bangkok Suvarnabhumi - London Heathrow) is currently priced at ฿22,008.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Bangkok to London (average of ฿7,444). Flying from Bangkok to London in March is currently the most expensive (average of ฿91,722). 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?

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Top 10 airlines flying from Bangkok to London

Discover the top 10 airlines that operate flights from Bangkok 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 3 May 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest฿8,711Average฿25,463FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest฿9,279Average฿23,162FlexibilityNo cancel feeOn-time69%
Search China Southern flights
คูเวตแอร์เวย์Cheapest฿10,884Average฿28,642FlexibilityNo cancel feeOn-time64%
Search คูเวตแอร์เวย์ flights
Norse Atlantic UKCheapest฿11,903Average฿25,019FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
เอทิฮัดแอร์เวย์Cheapest฿13,032Average฿27,535FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights
โอมานแอร์Cheapest฿13,322Average฿24,685FlexibilityNo cancel feeOn-time76%
Search โอมานแอร์ flights
FinnairCheapest฿18,390Average฿27,731FlexibilityNo cancel feeOn-time76%
Search Finnair flights
บริติชแอร์เวย์Cheapest฿25,960Average฿32,546FlexibilityNo cancel feeOn-time70%
Search บริติชแอร์เวย์ flights
Qatar AirwaysCheapest฿26,176Average฿31,469FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest฿26,532Average฿31,907FlexibilityNo 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 Bangkok to London?

Cheapflights makes it easy to find Bangkok to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Bangkok to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Bangkok to London, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Bangkok 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 Bangkok today and book when prices fit your budget.

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