Cheap flights from Bangkok to London Heathrow Airport from ฿11,134
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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LHR
20 Sep — 27 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Bangkok to London Heathrow are usually found in November or February, booked 72 days in advance, depart on a Sunday or Thursday and return on a Wednesday
Cheap flight deals from Bangkok to Heathrow
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Cheapest flights from Bangkok to Heathrow
Explore the most affordable flight options available from Bangkok to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.
Mon 7/909:00 -
1 stop16h 10m
Sun 4/1020:50 -
1 stop28h 00m
Deal found 18/8฿26,407
Sat 10/1007:55 -
1 stop15h 50m
Sat 10/1020:50 -
1 stop14h 55m
Deal found 17/8฿26,440
Thu 10/919:10 -
1 stop30h 00m
Fri 9/1020:50 -
1 stop28h 05m
Deal found 18/8฿26,473
Tue 22/909:00 -
1 stop16h 10m
Tue 6/1020:50 -
1 stop14h 55m
Deal found 17/8฿26,505
Sun 8/1108:20 -
1 stop17h 15m
Sun 15/1117:15 -
2 stops24h 50m
Deal found 17/8฿26,538
Wed 23/919:10 -
1 stop30h 00m
Wed 30/920:50 -
1 stop28h 05m
Deal found 18/8฿26,571
Tue 18/813:05 -
2 stops34h 35m
Tue 15/920:25 -
1 stop21h 45m
Deal found 16/8฿26,604
Sun 23/819:20 -
2 stops30h 10m
Thu 27/822:40 -
1 stop19h 30m
Deal found 17/8฿26,637
Thu 20/816:50 -
1 stop31h 50m
Tue 24/1122:00 -
1 stop17h 30m
Deal found 16/8฿26,670
Thu 8/1007:55 -
1 stop15h 50m
Sun 11/1006:00 -
2 stops19h 50m
Deal found 17/8฿26,768
Thu 8/1018:25 -
2 stops31h 35m
Fri 23/1012:35 -
2 stops28h 05m
Deal found 17/8฿27,721
Sat 24/1019:25 -
2 stops25h 35m
Sat 31/1021:35 -
1 stop17h 55m
Deal found 18/8฿28,410
Best flights from Bangkok to Heathrow
Discover carefully curated flight deals from Bangkok to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.
Fri 9/1009:00 -
1 stop16h 10m
Fri 30/1008:25 -
1 stop15h 20m
Deal found 20/8฿26,768
Mon 26/1013:15 -
1 stop15h 25m
Tue 27/1009:00 -
2 stops18h 45m
Deal found 18/8฿31,859
Wed 11/1123:00 -
1 stop19h 40m
Sun 15/1122:00 -
1 stop15h 10m
Deal found 19/8฿31,892
Wed 16/912:05 -
1 stop14h 50m
Wed 7/1008:40 -
2 stops18h 35m
Deal found 20/8฿35,209
Tue 3/1123:00 -
1 stop21h 50m
Tue 17/1122:00 -
1 stop15h 10m
Deal found 19/8฿36,786
Thu 3/907:05 -
1 stop19h 35m
Wed 2/1207:30 -
1 stop26h 05m
Deal found 16/8฿37,475
Sun 11/1013:25 -
2 stops23h 00m
Fri 30/1014:15 -
2 stops38h 50m
Deal found 20/8฿53,931
Wed 2/917:50 -
2 stops52h 40m
Mon 14/1221:15 -
1 stop21h 20m
Deal found 16/8฿55,047
Tue 22/923:50 -
1 stop20h 35m
Tue 6/1019:50 -
1 stop18h 55m
Deal found 20/8฿32,122
Fri 27/1123:00 -
1 stop28h 00m
Mon 7/1209:10 -
1 stop15h 45m
Deal found 16/8฿32,549
Wed 23/911:25 -
2 stops26h 15m
Wed 7/1008:40 -
2 stops18h 35m
Deal found 20/8฿36,260
Sat 28/1123:00 -
1 stop21h 50m
Mon 7/1209:10 -
1 stop15h 45m
Deal found 16/8฿32,549
Fri 6/1116:55 -
2 stops49h 20m
Sun 22/1112:05 -
3 stops64h 25m
Deal found 17/8฿86,479
Wed 28/1018:10 -
2 stops20h 55m
Fri 30/1009:00 -
2 stops18h 45m
Deal found 17/8฿44,044
Sat 19/1208:55 -
1 stop18h 05m
Tue 5/122:00 -
1 stop15h 10m
Deal found 19/8฿33,633
Fri 18/1208:55 -
1 stop18h 05m
Wed 6/120:20 -
1 stop16h 50m
Deal found 19/8฿33,633
Fri 9/1012:35 -
2 stops26h 35m
Sat 17/1007:30 -
2 stops34h 40m
Deal found 19/8฿49,562
Sat 19/1208:55 -
1 stop18h 05m
Sun 3/109:10 -
1 stop17h 55m
Deal found 16/8฿35,899
Sat 19/1208:55 -
1 stop18h 05m
Fri 1/109:10 -
1 stop15h 45m
Deal found 18/8฿36,063
Fri 4/915:00 -
2 stops32h 05m
Tue 15/915:05 -
2 stops32h 25m
Deal found 19/8฿59,021
Mon 28/1223:00 -
1 stop21h 50m
Mon 11/122:00 -
1 stop15h 10m
Deal found 19/8฿36,424
Fri 28/815:00 -
2 stops32h 05m
Sun 30/819:00 -
2 stops28h 30m
Deal found 18/8฿60,861
Thu 8/1023:50 -
1 stop18h 35m
Fri 23/1016:50 -
1 stop21h 55m
Deal found 17/8฿39,742
Tue 22/1208:55 -
1 stop18h 05m
Tue 29/1222:00 -
1 stop15h 10m
Deal found 18/8฿40,070
Direct flights from Bangkok to Heathrow
Explore direct flight options from Bangkok to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 August 2026.
Sun 13/912:45 -
Nonstop12h 30m
Sat 26/921:25 -
Nonstop11h 35m
Deal found 18/8฿32,483
Fri 2/1000:30 -
Nonstop12h 45m
Sat 10/1021:25 -
Nonstop11h 35m
Deal found 19/8฿33,074
Fri 18/912:45 -
Nonstop12h 30m
Fri 25/921:25 -
Nonstop11h 35m
Deal found 19/8฿33,206
Tue 29/900:45 -
Nonstop12h 30m
Wed 7/1021:25 -
Nonstop11h 35m
Deal found 16/8฿33,337
Wed 16/912:45 -
Nonstop12h 30m
Wed 23/921:25 -
Nonstop11h 35m
Deal found 18/8฿33,370
Sat 3/1000:30 -
Nonstop12h 45m
Sun 11/1012:30 -
Nonstop11h 30m
Deal found 20/8฿33,468
Wed 16/912:45 -
Nonstop12h 30m
Tue 22/912:30 -
Nonstop11h 30m
Deal found 19/8฿33,534
Wed 9/912:45 -
Nonstop12h 30m
Mon 21/921:25 -
Nonstop11h 35m
Deal found 18/8฿33,600
Thu 10/912:45 -
Nonstop12h 30m
Sat 19/921:25 -
Nonstop11h 35m
Deal found 17/8฿33,666
Wed 30/900:30 -
Nonstop12h 45m
Thu 8/1021:25 -
Nonstop11h 35m
Deal found 17/8฿33,797
Sun 6/912:45 -
Nonstop12h 30m
Sat 19/912:30 -
Nonstop11h 30m
Deal found 20/8฿33,830
Wed 16/912:45 -
Nonstop12h 30m
Tue 29/912:30 -
Nonstop11h 30m
Deal found 16/8฿33,863
Last-minute flights from Bangkok to Heathrow
Discover last-minute flight deals from Bangkok to Heathrow. Data last updated 21 August 2026 and is based on user searches.
Thu 20/816:50 -
1 stop31h 50m
Tue 24/1122:00 -
1 stop17h 30m
Deal found 16/8฿26,670
Thu 20/819:20 -
2 stops30h 10m
Thu 17/922:40 -
1 stop19h 30m
Deal found 18/8฿26,867
Fri 21/818:20 -
1 stop31h 55m
Sat 5/922:40 -
1 stop19h 30m
Deal found 16/8฿26,801
Sun 23/819:20 -
2 stops30h 10m
Thu 27/822:40 -
1 stop19h 30m
Deal found 17/8฿26,637
Mon 7/909:00 -
1 stop16h 10m
Sun 4/1020:50 -
1 stop28h 00m
Deal found 18/8฿26,407
Thu 10/919:10 -
1 stop30h 00m
Fri 9/1020:50 -
1 stop28h 05m
Deal found 18/8฿26,473
Thu 10/920:15 -
1 stop16h 40m
Thu 24/921:20 -
2 stops21h 50m
Deal found 16/8฿26,834
Sun 13/920:15 -
1 stop27h 55m
Sun 18/1012:35 -
1 stop22h 05m
Deal found 17/8฿26,604
Fri 18/900:30 -
2 stops23h 40m
Fri 2/1022:10 -
1 stop24h 35m
Deal found 16/8฿30,020
Sun 20/922:45 -
2 stops25h 00m
Sat 3/1022:10 -
1 stop21h 45m
Deal found 17/8฿29,330
Tue 22/909:00 -
1 stop16h 10m
Tue 6/1020:50 -
1 stop14h 55m
Deal found 17/8฿26,505
Wed 23/919:10 -
1 stop30h 00m
Tue 29/920:50 -
1 stop14h 55m
Deal found 18/8฿26,571
One-way flights from Bangkok to Heathrow
Search for one-way flight options from Bangkok to Heathrow. Find affordable one-way fares based on user searches. Data last updated 21 August 2026.
Sun 27/918:25 -
2 stops55h 25m
Deal found 20/8฿11,134
Sat 24/1015:35 -
3 stops29h 25m
Deal found 19/8฿11,167
Tue 8/920:15 -
1 stop25h 05m
Deal found 19/8฿11,167
Thu 29/1018:30 -
2 stops28h 25m
Deal found 20/8฿11,200
Sat 19/915:55 -
1 stop32h 50m
Deal found 18/8฿11,200
Wed 28/1009:55 -
2 stops37h 00m
Deal found 18/8฿11,233
Tue 8/909:00 -
1 stop16h 10m
Deal found 18/8฿11,233
Fri 2/1006:40 -
2 stops43h 45m
Deal found 19/8฿11,266
Sun 13/909:00 -
1 stop16h 10m
Deal found 20/8฿11,266
Thu 17/1219:25 -
2 stops30h 45m
Deal found 20/8฿11,298
Mon 7/919:10 -
1 stop30h 00m
Deal found 20/8฿11,298
Tue 8/1206:55 -
2 stops43h 15m
Deal found 17/8฿11,331
Find flight deals from Bangkok to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Heathrow (LHR). 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 21 August 2026.
Customise your flight search to find flights from Bangkok to Heathrow 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 7,457,451 searches. Data last updated 21 August 2026.
Use the filters below to find and compare flights from Bangkok to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
Fastest return journey
BangkokLondon
BKK Bangkok Suvarnabhumi - LHR London Heathrow
BKKLHR
Bangkok Suvarnabhumi
Fri 9/10
09:00-19:10
1 stop16h 10m
London Heathrow
Fri 30/10
08:25-06:45
1 stop15h 20m
฿26,768
BangkokLondon
BKK Bangkok Suvarnabhumi - LHR London Heathrow
BKKLHR
Bangkok Suvarnabhumi
Mon 26/10
13:15-21:40
1 stop15h 25m
London Heathrow
Tue 27/10
09:00-10:45
2 stops18h 45m
฿31,859
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Wed 11/11
23:00-11:40
1 stop19h 40m
London Heathrow
Sun 15/11
22:00-20:10
1 stop15h 10m
฿31,892
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Tue 22/9
23:50-14:25
1 stop20h 35m
London Heathrow
Tue 6/10
19:50-20:45
1 stop18h 55m
฿32,122
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Fri 27/11
23:00-20:00
1 stop28h 00m
London Heathrow
Mon 7/12
09:10-07:55
1 stop15h 45m
฿32,549
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Sat 28/11
23:00-13:50
1 stop21h 50m
London Heathrow
Mon 7/12
09:10-07:55
1 stop15h 45m
฿32,549
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Sat 19/12
08:55-20:00
1 stop18h 05m
London Heathrow
Tue 5/1
22:00-20:10
1 stop15h 10m
฿33,633
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Fri 18/12
08:55-20:00
1 stop18h 05m
London Heathrow
Wed 6/1
20:20-20:10
1 stop16h 50m
฿33,633
BangkokLondon
BKK Bangkok Suvarnabhumi - LHR London Heathrow
BKKLHR
Bangkok Suvarnabhumi
Wed 16/9
12:05-20:55
1 stop14h 50m
London Heathrow
Wed 7/10
08:40-09:15
2 stops18h 35m
฿35,209
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Sat 19/12
08:55-20:00
1 stop18h 05m
London Heathrow
Sun 3/1
09:10-10:05
1 stop17h 55m
฿35,899
Flights are sorted by cheapest return flights first.
Deals found on 18/8
Showing 1-10 of 48 resultsSorted by cheapest first
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Best time to book a flight from Bangkok to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Bangkok with our price prediction graph.
TH1-LHR
BKK-LHR
DMK-LHR
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 Heathrow Airport
TH1-LHR
BKK-LHR
DMK-LHR
What is the cheapest month to book a flight from Bangkok to London Heathrow Airport?
Currently, November is the cheapest month in which you can book a flight from Bangkok to London Heathrow Airport (average of ฿30,020). Flying from Bangkok to London Heathrow Airport in August is currently the most expensive (average of ฿38,034). 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 LHR?
Find hourly flight availability from Bangkok to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 August 2026.
When flying from Bangkok to London Heathrow Airport, 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 Heathrow Airport
Explore weekly flight availability from Bangkok to Heathrow. 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 21 August 2026.
The most flights from TH1 to LHR are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost for a return flight from Bangkok to London Heathrow Airport?
Airfare is below average for this route at the moment.
Bangkok to London Heathrow Airport flights typically cost between ฿32,614 and ฿41,729 in September.The cheapest return price found within the last 5 days was ฿26,407 on โอมานแอร์ (7 Sep–4 Oct).
How often are flights from Bangkok to London delayed?
About 11% of weekly flights between Bangkok and London have experienced delays in the past year, with the average delay time being 98 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 early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday 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, Thai Airways have had the lowest number of delays on this route, with just 9% of flights being delayed.
How far ahead should I book a flight from Bangkok to London Heathrow Airport?
The price you pay for your flight from Bangkok to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 21 August 2026.
Get a feel of what it's like to fly with EVA Air,Emirates, andโอมานแอร์ from Bangkok to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.
Related info for your journey
Find useful and relevant information for your journey from Bangkok to Heathrow. 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 Heathrow Airport?
There are many flights that can get you from Bangkok to London Heathrow Airport in 15h 25m. Fly via โอมานแอร์, สวิส อินเตอร์เนชั่นแนล แอร์ไลน์, or Emirates to get the fastest option. Bangkok and London Heathrow Airport are separated by a distance of 9571 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 flying from Bangkok to London Heathrow Airport round-trip?
Cheapflights users have booked flights from Bangkok to London Heathrow Airport return from ฿11,971. Other airlines that can offer you cheap pricing are China Eastern, from ฿16,078, and Finnair, from ฿18,663. เอทิฮัดแอร์เวย์ is currently priced 65% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Bangkok to London Heathrow Airport one-way?
The cheapet airlines for a one-way flight from Bangkok to London Heathrow Airport are สแกนดอเนเวียนแอร์ไลน์ (฿6,379), เอทิฮัดแอร์เวย์ (฿6,782), and ไห่หนานแอร์ไลน์ (฿7,399).
What are the most reliable airlines from Bangkok to London Heathrow Airport?
Before booking your flight to London Heathrow Airport from Bangkok, have a look at the most reliable airlines to get you to your destination on time: แอร์แคนาดา (97%), TAP ปอร์ตูกัล (97%), Thai Airways( 91%).
What are the cheapest flights from Bangkok to London Heathrow Airport?
On average you can expect to pay ฿66,822 for a flight from Bangkok to London Heathrow Airport. The cheapest flight overall is ฿14,567 while the most popular route, (Bangkok Suvarnabhumi - London Heathrow) is currently priced at ฿21,940.
Can I find deals for business class flights from Bangkok to Heathrow?
Yes. Cheapflights offers flight deals from Bangkok to Heathrow 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 Heathrow Airport?
Currently, November is the cheapest month in which you can book a flight from Bangkok to London Heathrow Airport (average of ฿30,020). Flying from Bangkok to London Heathrow Airport in August is currently the most expensive (average of ฿38,034). 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.
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 21 August 2026.
Discover the top 9 airlines that operate flights from Bangkok to Heathrow. 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 7,457,451 searches. Data last updated 21 August 2026.
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 Heathrow?
When you search for this flight from Bangkok to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Bangkok to Heathrow?
Cheapflights helps you find that perfect flight to Heathrow from Bangkok by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Bangkok to Heathrow with no change fees?
Certainly. Search results for flights to Heathrow from Bangkok 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 Bangkok to Heathrow become cheaper?
Yes, Cheapflights offers price alerts on Bangkok to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.
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