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Cheap flights from Bangkok to London from ฿11,915

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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LON
7 Jun — 14 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 8 May 2026.

Tue 26/520:15
BKK
-
LHR
1 stop16h 40m
Multiple Airlines
Tue 9/622:10
LHR
-
BKK
1 stop19h 55m
Multiple Airlines
Deal found 6/5฿23,670
Sun 7/619:20
BKK
-
LHR
2 stops30h 10m
Multiple Airlines
Tue 23/614:45
LHR
-
BKK
1 stop27h 05m
Multiple Airlines
Deal found 6/5฿23,734
Thu 11/620:15
BKK
-
LHR
1 stop16h 40m
Multiple Airlines
Wed 17/616:15
LHR
-
BKK
1 stop15h 30m
Multiple Airlines
Deal found 5/5฿23,799
Mon 11/520:15
BKK
-
LHR
1 stop25h 05m
Multiple Airlines
Mon 18/517:05
LHR
-
BKK
1 stop16h 30m
Multiple Airlines
Deal found 6/5฿23,863
Thu 11/619:20
BKK
-
LHR
2 stops30h 10m
Multiple Airlines
Mon 22/616:15
LHR
-
BKK
1 stop15h 30m
Multiple Airlines
Deal found 8/5฿23,895
Wed 27/520:15
BKK
-
LHR
1 stop16h 40m
Multiple Airlines
Tue 9/622:10
LHR
-
BKK
1 stop19h 55m
Multiple Airlines
Deal found 6/5฿23,927
Mon 16/1112:45
BKK
-
LGW
Nonstop13h 00m
Norse Atlantic UK
Tue 24/1115:40
LGW
-
BKK
Nonstop11h 25m
Norse Atlantic UK
Deal found 7/5฿23,927
Mon 15/620:15
BKK
-
LHR
1 stop16h 40m
Multiple Airlines
Tue 16/622:10
LHR
-
BKK
1 stop19h 55m
Multiple Airlines
Deal found 8/5฿23,992
Wed 10/609:50
BKK
-
LGW
1 stop35h 10m
Multiple Airlines
Wed 9/912:35
LGW
-
BKK
1 stop29h 35m
Multiple Airlines
Deal found 6/5฿23,992
Thu 11/619:20
BKK
-
LHR
2 stops30h 10m
Multiple Airlines
Mon 15/616:15
LHR
-
BKK
1 stop15h 30m
Multiple Airlines
Deal found 8/5฿24,024
Sun 7/611:05
BKK
-
LHR
2 stops38h 25m
Multiple Airlines
Sat 20/616:15
LHR
-
BKK
1 stop15h 30m
Multiple Airlines
Deal found 8/5฿24,056
Tue 9/620:15
BKK
-
LGW
1 stop16h 40m
กัลฟ์แอร์
Wed 10/610:40
LGW
-
BKK
1 stop17h 05m
กัลฟ์แอร์
Deal found 6/5฿24,056

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 8 May 2026.

Round-trip from

฿23,670

One-way from

฿11,915

Popular in

January

Cheapest in

November

Average price

฿29,917
ซาอุเดียแอร์ไลน์
  • ซาอุเดียแอร์ไลน์
  • 26/5-9/6
  • 2 total stops
  • 36h 35m total
  • Bangkok to London
Search Deals
กัลฟ์แอร์
  • กัลฟ์แอร์
  • 11/7
  • 1 total stop
  • 16h 40m 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 (฿8,733 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 8 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

Thu 2/7

02:20-14:45

1 stop18h 25m

London Heathrow

Fri 20/11

10:45-10:05

1 stop16h 20m

฿27,470

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Mon 18/5

19:40-07:20

1 stop17h 40m

London Gatwick

Thu 21/5

09:00-14:10

1 stop23h 10m

฿27,728

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 2/7

15:05-07:00

1 stop21h 55m

London Heathrow

Thu 19/11

08:50-11:45

1 stop19h 55m

฿28,919

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Fri 2/10

16:45-07:25

1 stop20h 40m

London Gatwick

Fri 16/10

10:25-16:15

1 stop23h 50m

฿29,048

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Tue 1/9

13:35-07:25

2 stops23h 50m

London Gatwick

Thu 3/9

10:25-13:00

2 stops20h 35m

฿29,595

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Mon 7/9

16:45-07:20

1 stop20h 35m

London Gatwick

Tue 13/10

10:25-16:15

1 stop23h 50m

฿29,595

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Sun 16/8

15:15-07:25

1 stop22h 10m

London Gatwick

Sun 23/8

10:25-16:15

1 stop23h 50m

฿29,692

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Mon 7/9

15:15-07:20

1 stop22h 05m

London Gatwick

Mon 21/9

10:25-16:15

1 stop23h 50m

฿29,789

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Mon 3/8

13:35-07:20

1 stop23h 45m

London Gatwick

Wed 2/9

10:25-13:00

1 stop20h 35m

฿29,789
Fastest return journey

BangkokLondon

BKK - STN

BKKSTN

Bangkok Suvarnabhumi

Sun 7/6

09:55-18:45

1 stop14h 50m

London Stansted

Sun 4/10

21:05-18:25

1 stop15h 20m

฿29,821

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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 ฿7,407). Flying from Bangkok to London in March is currently the most expensive (average of ฿91,266). 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 8 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 8 May 2026.

The most flights from TH1 to LON are scheduled on a Wednesday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 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 8 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
1,444 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

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
1,444 reviews
EVA Air
8.5
Very Good
1,444 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

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
3,572 reviews
EVA Air
8.5
Very Good
1,444 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

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
1,444 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

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
1,444 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

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
7,954 reviews
EVA Air
8.5
Very Good
1,444 reviews
Check prices

Crew

8.6

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

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 17h 40m. Bangkok and London are separated by a distance of 9563 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 ฿8,667, 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 ฿9,233 and ฿10,830, 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?

    ฿5,684 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 ฿6,254 and ฿6,650, 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 ฿63,786 for a flight from Bangkok to London. The cheapest flight overall is ฿20,744 while the most popular route, (Bangkok Suvarnabhumi - London Heathrow) is currently priced at ฿22,221.

  • 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 ฿7,407). Flying from Bangkok to London in March is currently the most expensive (average of ฿91,266). 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

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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 8 May 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest฿8,667Average฿25,257FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest฿9,233Average฿23,047FlexibilityNo cancel feeOn-time69%
Search China Southern flights
คูเวตแอร์เวย์Cheapest฿10,830Average฿26,539FlexibilityNo cancel feeOn-time64%
Search คูเวตแอร์เวย์ flights
Norse Atlantic UKCheapest฿11,844Average฿24,895FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
เอทิฮัดแอร์เวย์Cheapest฿12,967Average฿27,458FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights
โอมานแอร์Cheapest฿13,256Average฿24,562FlexibilityNo cancel feeOn-time76%
Search โอมานแอร์ flights
FinnairCheapest฿18,299Average฿27,593FlexibilityNo cancel feeOn-time76%
Search Finnair flights
บริติชแอร์เวย์Cheapest฿25,831Average฿32,156FlexibilityNo cancel feeOn-time70%
Search บริติชแอร์เวย์ flights
Qatar AirwaysCheapest฿26,046Average฿31,312FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest฿26,400Average฿31,693FlexibilityNo 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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