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Cheap flights from Bangkok to London from ฿9,122

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LON
4 Apr — 11 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Bangkok to London are usually found in November or December, booked 87 days in advance, depart on a Monday or Wednesday 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 5 March 2026.

Sun 30/810:05
DMK
-
LGW
2 stops27h 20m
Multiple Airlines
Sun 20/910:25
LGW
-
DMK
2 stops23h 55m
Multiple Airlines
Deal found 2/3฿20,675
Wed 1/403:00
BKK
-
LHR
2 stops45h 40m
China Eastern
Wed 22/421:20
LHR
-
BKK
2 stops46h 15m
China Eastern
Deal found 2/3฿20,770
Sun 15/319:05
BKK
-
LGW
1 stop25h 55m
China Eastern
Sun 5/419:00
LGW
-
BKK
2 stops24h 15m
China Eastern
Deal found 2/3฿20,770
Thu 30/419:20
BKK
-
LHR
1 stop30h 10m
ไห่หนานแอร์ไลน์
Mon 4/522:00
LHR
-
BKK
1 stop38h 15m
ไห่หนานแอร์ไลน์
Deal found 2/3฿20,801
Sun 29/320:50
BKK
-
LGW
2 stops48h 10m
Multiple Airlines
Sat 11/412:35
LGW
-
BKK
1 stop23h 45m
Multiple Airlines
Deal found 2/3฿20,801
Mon 23/319:55
BKK
-
LHR
1 stop28h 35m
Multiple Airlines
Wed 8/422:40
LHR
-
BKK
1 stop19h 30m
Multiple Airlines
Deal found 1/3฿20,833
Sun 19/713:35
DMK
-
LGW
2 stops23h 50m
Multiple Airlines
Mon 31/810:25
LGW
-
DMK
2 stops25h 45m
Multiple Airlines
Deal found 2/3฿20,833
Sun 22/302:35
BKK
-
LGW
3 stops42h 25m
Multiple Airlines
Wed 8/412:35
LGW
-
BKK
1 stop29h 35m
Multiple Airlines
Deal found 28/2฿20,833
Thu 2/411:05
BKK
-
LHR
2 stops38h 25m
Multiple Airlines
Tue 14/421:05
LHR
-
BKK
1 stop16h 15m
Multiple Airlines
Deal found 2/3฿20,865
Sat 14/304:20
BKK
-
LGW
1 stop16h 10m
Multiple Airlines
Tue 19/517:20
LGW
-
BKK
2 stops19h 00m
Multiple Airlines
Deal found 2/3฿20,865
Thu 30/419:20
BKK
-
LHR
1 stop30h 10m
Multiple Airlines
Mon 4/520:25
LHR
-
BKK
1 stop21h 45m
Multiple Airlines
Deal found 1/3฿20,896
Thu 12/302:10
BKK
-
LGW
2 stops42h 50m
China Eastern
Sun 12/411:35
LGW
-
BKK
2 stops26h 15m
China Eastern
Deal found 1/3฿20,896

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 5 March 2026.

Round-trip from

฿20,675

One-way from

฿9,122

Popular in

January

Cheapest in

November

Average price

฿29,513
30/8-20/9
  • 30/8-20/9
  • 4 total stops
  • 51h 15m total
  • Bangkok to London
Search Deals
9/5
  • 9/5
  • 2 total stops
  • 54h 40m total
  • Bangkok to London
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (฿1,214 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (฿9,013 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 5 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

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Sun 30/8

16:50-07:25

1 stop20h 35m

London Gatwick

Sun 20/9

10:25-13:00

1 stop20h 35m

฿21,370

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Sun 29/3

02:35-15:00

2 stops42h 25m

London Gatwick

Mon 6/4

11:35-18:05

1 stop24h 30m

฿21,464

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Fri 10/7

15:15-07:25

1 stop22h 10m

London Gatwick

Thu 23/7

10:25-14:45

1 stop22h 20m

฿21,591

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Wed 26/8

15:15-07:30

1 stop22h 15m

London Gatwick

Wed 23/9

10:25-14:45

1 stop22h 20m

฿21,748

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Tue 28/7

16:50-07:25

1 stop20h 35m

London Gatwick

Mon 10/8

10:25-14:45

1 stop22h 20m

฿22,222

BangkokLondon

BKK - LHR

BKKLHR

Bangkok Suvarnabhumi

Thu 14/5

19:10-06:30

1 stop17h 20m

London Heathrow

Sat 16/5

20:50-17:45

1 stop14h 55m

฿22,317

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Tue 14/7

15:15-07:25

1 stop22h 10m

London Gatwick

Sun 26/7

10:25-16:20

1 stop23h 55m

฿22,317

BangkokLondon

BKK - LGW

BKKLGW

Bangkok Suvarnabhumi

Wed 17/6

07:50-15:00

3 stops37h 10m

London Gatwick

Wed 24/6

11:35-22:15

2 stops28h 40m

฿22,348

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Sun 5/7

08:35-07:25

2 stops28h 50m

London Gatwick

Sun 19/7

10:25-19:10

2 stops26h 45m

฿22,411

BangkokLondon

DMK - LGW

DMKLGW

Bangkok Don Mueang Intl

Wed 15/7

16:50-07:30

1 stop20h 40m

London Gatwick

Thu 10/9

10:25-13:00

1 stop20h 35m

฿22,695

Flights are sorted by cheapest return flights first.

Deals found on 1/3

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?

Use this chart to determine the optimal time to book a return flight from Bangkok to London. Price data was last updated on 27 February 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 ฿8,459). Flying from Bangkok to London in September is currently the most expensive (average of ฿24,116). 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 5 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 5 March 2026.

The most flights from TH1 to LON are scheduled on a Monday (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 14% 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 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 5 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
8.4
Very Good
1,366 reviews
Check prices

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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
1,366 reviews
EVA Air
8.4
Very Good
1,366 reviews
Check prices

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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
3,539 reviews
EVA Air
8.4
Very Good
1,366 reviews
Check prices

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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
391 reviews
EVA Air
8.4
Very Good
1,366 reviews
Check prices

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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.
Norse Atlantic UK
7.3
Good
EVA Air
8.4
Very Good
1,366 reviews
Check prices

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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
196 reviews
EVA Air
8.4
Very Good
1,366 reviews
Check prices

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Comfort

8.3

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 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 20m. 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 ฿8,495, 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 ฿9,050 and ฿10,615, respectively. You may be able to fly from Bangkok to London for 70% less than the average price by searching for these airlines.

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

    ฿5,502 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 ฿6,130 and ฿6,518, 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 ฿57,715 for a flight from Bangkok to London. The cheapest flight overall is ฿16,647 while the most popular route, (Bangkok Suvarnabhumi - London Heathrow) is currently priced at ฿20,202.

  • 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 ฿8,459). Flying from Bangkok to London in September is currently the most expensive (average of ฿24,116). 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 5 March 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest฿8,495Average฿25,389FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest฿9,050Average฿23,056FlexibilityNo cancel feeOn-time69%
Search China Southern flights
คูเวตแอร์เวย์Cheapest฿10,615Average฿27,934FlexibilityNo cancel feeOn-time64%
Search คูเวตแอร์เวย์ flights
Norse Atlantic UKCheapest฿11,609Average฿24,401FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
เอทิฮัดแอร์เวย์Cheapest฿12,710Average฿27,724FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights
โอมานแอร์Cheapest฿12,993Average฿24,447FlexibilityNo cancel feeOn-time76%
Search โอมานแอร์ flights
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์Cheapest฿14,181Average฿30,327FlexibilityNo cancel feeOn-time79%
Search สวิส อินเตอร์เนชั่นแนล แอร์ไลน์ flights
Air IndiaCheapest฿14,905Average฿31,088FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
FinnairCheapest฿17,936Average฿26,426FlexibilityNo cancel feeOn-time76%
Search Finnair flights
เตอร์กิชแอร์ไลน์Cheapest฿24,143Average฿25,516FlexibilityNo 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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