Cheap flights from Bangkok to London Heathrow Airport from £246
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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LHR
26 Sep — 3 Oct1
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 Monday
Cheap flight deals from Bangkok to Heathrow
Enter your travel dates to find the best prices.
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One-way
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 27 August 2026.
Tue 22/907:30 -
1 stop17h 30m
Tue 6/1012:30 -
1 stop24h 50m
Deal found 25/8£584
Sun 13/920:20 -
1 stop19h 55m
Sun 20/913:15 -
1 stop21h 40m
Deal found 26/8£585
Mon 12/1011:55 -
1 stop36h 15m
Mon 19/1020:10 -
1 stop17h 05m
Deal found 26/8£585
Sat 24/1019:10 -
1 stop29h 20m
Sat 21/1121:00 -
1 stop18h 25m
Deal found 26/8£586
Fri 2/1020:15 -
1 stop27h 55m
Tue 6/1012:30 -
1 stop24h 50m
Deal found 27/8£587
Wed 9/920:15 -
1 stop25h 05m
Thu 24/922:10 -
1 stop17h 50m
Deal found 26/8£588
Tue 6/1009:15 -
1 stop15h 30m
Tue 6/1021:05 -
1 stop16h 15m
Deal found 26/8£588
Mon 21/909:15 -
1 stop15h 30m
Thu 8/1020:50 -
1 stop14h 55m
Deal found 26/8£589
Thu 10/911:05 -
2 stops38h 25m
Tue 10/1117:40 -
1 stop17h 25m
Deal found 26/8£590
Tue 8/909:00 -
1 stop16h 10m
Thu 7/117:40 -
1 stop17h 25m
Deal found 24/8£590
Thu 10/915:55 -
1 stop29h 10m
Tue 29/912:30 -
1 stop24h 50m
Deal found 27/8£591
Mon 19/1015:55 -
2 stops32h 45m
Mon 16/1121:00 -
1 stop21h 55m
Deal found 26/8£592
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 27 August 2026.
Wed 2/1219:10 -
1 stop30h 15m
Tue 25/508:25 -
1 stop27h 20m
Deal found 25/8£665
Fri 25/920:15 -
1 stop16h 40m
Sun 4/1010:00 -
1 stop17h 45m
Deal found 26/8£712
Wed 11/1123:00 -
1 stop19h 40m
Sun 15/1122:00 -
1 stop15h 10m
Deal found 24/8£717
Tue 27/1000:25 -
Nonstop13h 15m
Thu 29/1011:50 -
Nonstop11h 25m
Deal found 26/8£793
Mon 19/1012:35 -
1 stop15h 10m
Mon 16/1117:50 -
2 stops14h 40m
Deal found 24/8£817
Sat 5/1210:20 -
1 stop17h 45m
Fri 11/1211:20 -
1 stop14h 30m
Deal found 26/8£837
Mon 28/918:30 -
2 stops19h 25m
Sat 24/1020:05 -
1 stop32h 40m
Deal found 24/8£847
Sun 27/911:25 -
2 stops26h 15m
Mon 5/1008:40 -
2 stops18h 35m
Deal found 26/8£867
Sat 10/1012:35 -
2 stops30h 00m
Mon 19/1018:10 -
2 stops24h 00m
Deal found 22/8£1,055
Thu 22/1023:50 -
1 stop22h 20m
Mon 2/1122:00 -
1 stop15h 10m
Deal found 26/8£719
Mon 5/1023:50 -
1 stop20h 35m
Thu 8/1016:50 -
1 stop21h 55m
Deal found 26/8£720
Tue 22/923:50 -
1 stop20h 35m
Tue 6/1009:05 -
1 stop20h 05m
Deal found 26/8£720
Wed 9/911:25 -
2 stops26h 15m
Thu 24/908:55 -
2 stops18h 35m
Deal found 26/8£877
Sun 4/1023:50 -
1 stop20h 35m
Thu 8/1016:50 -
1 stop21h 55m
Deal found 26/8£720
Sun 20/911:25 -
2 stops26h 15m
Sat 3/1006:30 -
1 stop21h 00m
Deal found 22/8£966
Mon 26/1018:10 -
2 stops20h 55m
Fri 30/1009:00 -
2 stops18h 45m
Deal found 22/8£985
Tue 2/223:00 -
1 stop19h 40m
Tue 16/220:20 -
1 stop16h 50m
Deal found 25/8£720
Tue 29/923:50 -
1 stop18h 35m
Tue 6/1019:50 -
1 stop18h 55m
Deal found 25/8£721
Tue 24/1118:10 -
2 stops20h 55m
Tue 8/1209:00 -
2 stops18h 45m
Deal found 24/8£1,069
Wed 30/923:50 -
1 stop20h 35m
Tue 13/1020:40 -
1 stop18h 05m
Deal found 25/8£721
Mon 2/1123:00 -
1 stop21h 50m
Fri 6/1120:20 -
1 stop16h 50m
Deal found 24/8£752
Sun 1/1123:00 -
1 stop19h 40m
Sun 8/1119:00 -
1 stop18h 10m
Deal found 22/8£776
Thu 18/223:00 -
1 stop21h 50m
Tue 25/509:05 -
1 stop20h 00m
Deal found 23/8£819
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 27 August 2026.
Tue 27/1000:25 -
Nonstop13h 15m
Sat 31/1021:35 -
Nonstop11h 25m
Deal found 22/8£740
Wed 7/1012:35 -
Nonstop12h 40m
Wed 14/1012:30 -
Nonstop11h 30m
Deal found 23/8£751
Wed 21/1000:30 -
Nonstop12h 45m
Mon 26/1021:35 -
Nonstop11h 25m
Deal found 26/8£752
Wed 23/912:45 -
Nonstop12h 30m
Fri 25/921:25 -
Nonstop11h 35m
Deal found 24/8£755
Mon 21/900:45 -
Nonstop12h 30m
Tue 29/912:30 -
Nonstop11h 30m
Deal found 25/8£756
Sat 3/1000:30 -
Nonstop12h 45m
Thu 15/1012:30 -
Nonstop11h 30m
Deal found 24/8£757
Fri 20/1100:25 -
Nonstop13h 15m
Sat 21/1121:35 -
Nonstop11h 25m
Deal found 24/8£758
Wed 23/912:45 -
Nonstop12h 30m
Wed 30/921:25 -
Nonstop11h 35m
Deal found 26/8£759
Mon 26/1013:20 -
Nonstop13h 15m
Tue 27/1021:35 -
Nonstop11h 25m
Deal found 25/8£761
Fri 25/912:45 -
Nonstop12h 30m
Fri 2/1012:30 -
Nonstop11h 30m
Deal found 26/8£764
Last-minute flights from Bangkok to Heathrow
Discover last-minute flight deals from Bangkok to Heathrow. Data last updated 27 August 2026 and is based on user searches.
Thu 27/811:50 -
1 stop36h 50m
Mon 31/820:25 -
1 stop21h 45m
Deal found 26/8£593
Fri 4/918:20 -
1 stop31h 55m
Wed 14/1020:50 -
1 stop14h 55m
Deal found 25/8£596
Tue 8/909:00 -
1 stop16h 10m
Thu 7/117:40 -
1 stop17h 25m
Deal found 24/8£590
Wed 9/920:15 -
1 stop25h 05m
Thu 24/922:10 -
1 stop17h 50m
Deal found 26/8£588
Thu 10/911:05 -
2 stops38h 25m
Tue 10/1117:40 -
1 stop17h 25m
Deal found 26/8£590
Thu 10/920:15 -
1 stop25h 05m
Thu 24/921:20 -
2 stops21h 50m
Deal found 26/8£593
Thu 10/911:05 -
2 stops38h 25m
Wed 6/120:25 -
1 stop20h 45m
Deal found 24/8£595
Sun 13/920:20 -
1 stop19h 55m
Sun 20/913:15 -
1 stop21h 40m
Deal found 26/8£585
Mon 21/909:15 -
1 stop15h 30m
Thu 8/1020:50 -
1 stop14h 55m
Deal found 26/8£589
Tue 22/907:30 -
1 stop17h 30m
Tue 6/1012:30 -
1 stop24h 50m
Deal found 25/8£584
Wed 23/923:50 -
1 stop24h 50m
Mon 23/1120:20 -
1 stop16h 50m
Deal found 22/8£706
Sat 26/915:55 -
1 stop29h 10m
Sat 24/1022:10 -
1 stop32h 45m
Deal found 26/8£597
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 27 August 2026.
Wed 14/1006:40 -
2 stops42h 40m
Deal found 26/8£246
Sun 13/915:55 -
1 stop29h 10m
Deal found 25/8£246
Mon 28/918:25 -
2 stops31h 25m
Deal found 24/8£247
Sun 20/903:15 -
1 stop17h 50m
Deal found 26/8£247
Fri 2/1014:25 -
2 stops34h 55m
Deal found 25/8£247
Sat 24/1015:55 -
1 stop29h 35m
Deal found 26/8£248
Thu 15/1019:25 -
2 stops29h 55m
Deal found 26/8£249
Fri 11/915:55 -
1 stop29h 10m
Deal found 24/8£249
Thu 10/915:55 -
1 stop29h 10m
Deal found 24/8£250
Thu 8/1018:25 -
2 stops31h 35m
Deal found 24/8£250
Wed 23/903:15 -
1 stop21h 30m
Deal found 24/8£250
Wed 9/915:55 -
1 stop32h 50m
Deal found 24/8£251
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 27 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 27 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
BangkokLondon
BKK Bangkok Suvarnabhumi - LHR London Heathrow
BKKLHR
Bangkok Suvarnabhumi
Wed 2/12
19:10-18:25
1 stop30h 15m
London Heathrow
Tue 25/5
08:25-17:45
1 stop27h 20m
£665
BangkokLondon
BKK Bangkok Suvarnabhumi - LHR London Heathrow
BKKLHR
Bangkok Suvarnabhumi
Fri 25/9
20:15-06:55
1 stop16h 40m
London Heathrow
Sun 4/10
10:00-09:45
1 stop17h 45m
£712
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
£717
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Thu 22/10
23:50-16:10
1 stop22h 20m
London Heathrow
Mon 2/11
22:00-20:10
1 stop15h 10m
£719
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Mon 5/10
23:50-14:25
1 stop20h 35m
London Heathrow
Thu 8/10
16:50-20:45
1 stop21h 55m
£720
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
09:05-11:10
1 stop20h 05m
£720
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Sun 4/10
23:50-14:25
1 stop20h 35m
London Heathrow
Thu 8/10
16:50-20:45
1 stop21h 55m
£720
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Tue 2/2
23:00-11:40
1 stop19h 40m
London Heathrow
Tue 16/2
20:20-20:10
1 stop16h 50m
£720
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Tue 29/9
23:50-12:25
1 stop18h 35m
London Heathrow
Tue 6/10
19:50-20:45
1 stop18h 55m
£721
BangkokLondon
DMK Bangkok Don Mueang Intl - LHR London Heathrow
DMKLHR
Bangkok Don Mueang Intl
Wed 30/9
23:50-14:25
1 stop20h 35m
London Heathrow
Tue 13/10
20:40-20:45
1 stop18h 05m
£721
Flights are sorted by cheapest return flights first.
Deals found on 26/8
Showing 1-10 of 42 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 £670). Flying from Bangkok to London Heathrow Airport in August is currently the most expensive (average of £850). 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 27 August 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Bangkok to London Heathrow Airport as you normally would.
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 27 August 2026.
The most flights from TH1 to LHR are scheduled on a Monday (7 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 Heathrow Airport?
Airfare is below average for this route at the moment.
Bangkok to London Heathrow Airport flights typically cost between £706 and £854 in September.The cheapest return price found within the last 5 days was £584 on Air India (22 Sept–6 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 27 August 2026.
Check out reviews from past customers who have flown with EVA Air,Emirates, andOman Air from Bangkok to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up 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?
For as low as £712, Oman Air can have you in London Heathrow Airport from Bangkok in 16h 40m. The distance from Bangkok to London Heathrow Airport is about 5947 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Bangkok to London Heathrow Airport round-trip?
Our cheapest airline available from Bangkok to London Heathrow Airport is China Southern. Our recent data shows that you can find tickets from as low as £200 on this airline. Additional options worth looking into are Oman Air and Etihad Airways, starting at £283 and £393 round-trip. These flights start at 73% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Bangkok to London Heathrow Airport one-way?
The cheapest airline one-way is Norse Atlantic UK, with whom users have recently found tickets for as low as £126. However, be on the lookout for offers from Scandinavian Airlines and Hainan Airlines, as they are both options that can get you from Bangkok to London Heathrow Airport for a low price.
What are the most reliable airlines from Bangkok to London Heathrow Airport?
No one likes to see their flight delayed. When booking a flight from Bangkok to London Heathrow Airport consider choosing Air Canada (97%), TAP AIR PORTUGAL (97%) or Thai Airways (91%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Bangkok to London Heathrow Airport?
On average you can expect to pay £1,049 for a flight from Bangkok to London Heathrow Airport. The cheapest flight overall is £319 while the most popular route, (Bangkok Suvarnabhumi - London Heathrow) is currently priced at £471.
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 £670). Flying from Bangkok to London Heathrow Airport in August is currently the most expensive (average of £850). 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 27 August 2026.
Discover the top 10 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 27 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?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Bangkok today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Bangkok to Heathrow?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Bangkok.
Can Cheapflights find flights from Bangkok to Heathrow with no change fees?
Yes, we can. To see specific flights from Bangkok to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Bangkok to Heathrow become cheaper?
Of course! You can now track prices for flights from Bangkok to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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