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Cheap flights from Bangkok to London from ฿10,641

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 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LON
14 Apr — 21 Apr1
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 Wednesday and return on a Tuesday

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 15 March 2026.

Tue 19/507:50
BKK
-
LGW
2 stops37h 10m
China Eastern
Thu 11/611:35
LGW
-
BKK
2 stops31h 40m
China Eastern
Deal found 14/3฿21,926
Thu 7/520:15
BKK
-
LHR
1 stop27h 30m
Multiple Airlines
Wed 20/522:00
LHR
-
BKK
1 stop30h 00m
Multiple Airlines
Deal found 13/3฿21,959
Wed 11/1113:25
DMK
-
LGW
1 stop24h 00m
Multiple Airlines
Thu 19/1109:25
LGW
-
DMK
1 stop23h 55m
Multiple Airlines
Deal found 15/3฿21,959
Sun 24/502:10
BKK
-
LGW
1 stop18h 50m
Multiple Airlines
Wed 10/612:35
LGW
-
BKK
1 stop23h 45m
Multiple Airlines
Deal found 13/3฿21,959
Tue 28/422:45
BKK
-
LHR
1 stop25h 25m
Multiple Airlines
Tue 5/522:00
LHR
-
BKK
1 stop37h 05m
Multiple Airlines
Deal found 14/3฿21,991
Tue 9/607:50
BKK
-
LGW
2 stops28h 50m
China Eastern
Thu 18/611:35
LGW
-
BKK
3 stops26h 15m
China Eastern
Deal found 13/3฿21,991
Sun 10/511:05
BKK
-
LHR
2 stops38h 25m
Multiple Airlines
Wed 3/621:20
LHR
-
BKK
1 stop17h 35m
Multiple Airlines
Deal found 14/3฿22,023
Sat 27/615:15
DMK
-
LGW
1 stop22h 10m
Multiple Airlines
Fri 3/710:25
LGW
-
DMK
1 stop23h 55m
Multiple Airlines
Deal found 14/3฿22,023
Thu 11/611:20
BKK
-
LHR
1 stop38h 00m
Multiple Airlines
Mon 15/622:40
LHR
-
BKK
1 stop37h 40m
Multiple Airlines
Deal found 15/3฿22,055
Tue 17/1107:45
BKK
-
LGW
Nonstop13h 00m
Norse Atlantic UK
Wed 25/1120:00
LGW
-
BKK
Nonstop11h 25m
Norse Atlantic UK
Deal found 15/3฿22,055
Tue 14/415:55
BKK
-
STN
2 stops29h 20m
Multiple Airlines
Sat 18/415:05
STN
-
BKK
2 stops20h 20m
Multiple Airlines
Deal found 15/3฿22,055
Tue 28/422:45
BKK
-
LHR
1 stop25h 25m
Multiple Airlines
Tue 26/522:00
LHR
-
BKK
1 stop37h 05m
Multiple Airlines
Deal found 12/3฿22,088

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 15 March 2026.

Round-trip from

฿21,926

One-way from

฿10,641

Popular in

January

Cheapest in

November

Average price

฿31,052
China Eastern
  • China Eastern
  • 19/5-11/6
  • 5 total stops
  • 60h 30m total
  • Bangkok to London
Search Deals
21/4
  • 21/4
  • 2 total stops
  • 21h 55m total
  • Bangkok to London
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿9,686 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 15 March 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

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Sat 27/6

15:15-07:25

1 stop22h 10m

London Gatwick

Fri 3/7

10:25-16:20

1 stop23h 55m

฿22,023

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Thu 9/7

13:35-07:05

1 stop23h 30m

London Gatwick

Sat 11/7

10:25-13:00

1 stop20h 35m

฿22,378

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Wed 9/9

13:35-07:30

1 stop23h 55m

London Gatwick

Wed 16/9

10:25-16:20

1 stop23h 55m

฿22,765

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Mon 20/7

16:50-07:20

1 stop20h 30m

London Gatwick

Mon 17/8

10:25-13:00

1 stop20h 35m

฿22,797

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Wed 1/7

15:15-07:30

1 stop22h 15m

London Gatwick

Sat 11/7

10:25-13:00

1 stop20h 35m

฿22,829

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Fri 26/6

16:50-07:25

1 stop20h 35m

London Gatwick

Sat 15/8

10:25-13:00

1 stop20h 35m

฿22,861

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 14/5

09:00-06:30

1 stop27h 30m

London Heathrow

Sat 16/5

20:50-06:55

1 stop28h 05m

฿22,926

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 23/4

19:10-06:30

1 stop17h 20m

London Heathrow

Mon 4/5

20:50-06:55

1 stop28h 05m

฿22,958

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Wed 9/9

13:35-07:30

1 stop23h 55m

London Gatwick

Thu 1/10

10:25-14:45

1 stop22h 20m

฿23,668

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Wed 9/9

19:10-19:10

1 stop30h 00m

London Heathrow

Wed 16/9

20:50-06:55

1 stop28h 05m

฿24,280

Flights are sorted by cheapest return flights first.

Deals found on 10/3

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?

Use this chart to determine the optimal time to book a return flight from Bangkok to London. Price data was last updated on 13 March 2026.

Booking 87 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, December is the cheapest month in which you can book a flight from Bangkok to London (average of ฿8,416). Flying from Bangkok to London in September is currently the most expensive (average of ฿24,635). 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 15 March 2026.

When flying from Bangkok 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 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 15 March 2026.

The most flights from TH1 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 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 101 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 11% 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 15 March 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
1,373 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

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
1,373 reviews
EVA Air
8.5
Very Good
1,373 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

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
3,542 reviews
EVA Air
8.5
Very Good
1,373 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

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
7.8
Good
392 reviews
EVA Air
8.5
Very Good
1,373 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

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
7.3
Good
EVA Air
8.5
Very Good
1,373 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

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?
China Eastern
7.2
Good
198 reviews
EVA Air
8.5
Very Good
1,373 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.0

Crew

8.6

Boarding

8.4

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 21h 40m. Bangkok and London are separated by a distance of 9571 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 ฿8,678, 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 ฿9,245 and ฿10,843, 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?

    ฿5,620 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 ฿6,262 and ฿6,659, 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 (90%), Thai Airways (73%), EVA Air (64%).

  • What are the cheapest flights from Bangkok to London?

    On average you can expect to pay ฿72,440 for a flight from Bangkok to London. The cheapest flight overall is ฿17,536 while the most popular route, (Bangkok Suvarnabhumi - London Heathrow) is currently priced at ฿20,443.

  • 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, December is the cheapest month in which you can book a flight from Bangkok to London (average of ฿8,416). Flying from Bangkok to London in September is currently the most expensive (average of ฿24,635). 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

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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 15 March 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest฿8,678Average฿26,259FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest฿9,245Average฿23,552FlexibilityNo cancel feeOn-time69%
Search China Southern flights
คูเวตแอร์เวย์Cheapest฿10,843Average฿28,535FlexibilityNo cancel feeOn-time64%
Search คูเวตแอร์เวย์ flights
Norse Atlantic UKCheapest฿11,859Average฿24,926FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
เอทิฮัดแอร์เวย์Cheapest฿12,984Average฿28,022FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights
โอมานแอร์Cheapest฿13,273Average฿24,973FlexibilityNo cancel feeOn-time76%
Search โอมานแอร์ flights
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์Cheapest฿14,486Average฿30,980FlexibilityNo cancel feeOn-time79%
Search สวิส อินเตอร์เนชั่นแนล แอร์ไลน์ flights
Air IndiaCheapest฿15,226Average฿31,757FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
FinnairCheapest฿18,322Average฿26,995FlexibilityNo cancel feeOn-time76%
Search Finnair flights
เตอร์กิชแอร์ไลน์Cheapest฿24,663Average฿26,065FlexibilityNo 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 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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