This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LON
14 Dec — 21 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheap flight deals from Thailand to London
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest flights from Thailand to London
Explore the most affordable flight options available from Thailand to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 November 2026.
Thu 24/1211:25 -
Nonstop13h 30m
Wed 20/121:05 -
3 stops57h 55m
Deal found 9/11£432
Sat 26/1221:30 -
1 stop25h 25m
Mon 11/107:50 -
2 stops29h 40m
Deal found 9/11£461
Sat 26/1209:35 -
Nonstop13h 20m
Mon 11/117:35 -
Nonstop11h 40m
Deal found 9/11£485
Thu 17/1211:25 -
Nonstop13h 30m
Fri 1/112:50 -
Nonstop11h 55m
Deal found 14/11£491
Thu 12/1109:10 -
1 stop36h 20m
Wed 25/1121:00 -
1 stop34h 20m
Deal found 11/11£494
Wed 9/1220:40 -
1 stop21h 25m
Tue 29/1222:00 -
1 stop37h 10m
Deal found 11/11£520
Wed 11/1110:15 -
Nonstop13h 15m
Wed 18/1108:45 -
1 stop25h 20m
Deal found 9/11£520
Mon 16/1109:20 -
Nonstop13h 15m
Wed 2/1218:45 -
3 stops33h 00m
Deal found 10/11£521
Sat 5/1206:50 -
1 stop20h 40m
Fri 1/120:30 -
1 stop16h 10m
Deal found 9/11£522
Wed 25/1102:10 -
2 stops22h 20m
Sat 28/1121:10 -
1 stop31h 00m
Deal found 10/11£522
Wed 11/1119:55 -
1 stop25h 35m
Wed 18/1112:30 -
1 stop21h 05m
Deal found 10/11£523
Wed 18/1110:15 -
Nonstop13h 15m
Sun 22/1110:30 -
1 stop31h 25m
Deal found 11/11£523
Best flights from Thailand to London
Discover carefully curated flight deals from Thailand to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 November 2026.
Sat 26/1209:35 -
Nonstop13h 20m
Mon 11/120:35 -
3 stops40h 55m
Deal found 11/11£516
Tue 2/209:05 -
1 stop29h 40m
Tue 9/208:45 -
1 stop18h 30m
Deal found 10/11£525
Sun 7/202:20 -
1 stop23h 50m
Mon 22/221:10 -
1 stop31h 00m
Deal found 11/11£578
Mon 5/409:20 -
Nonstop13h 15m
Fri 16/407:20 -
Nonstop11h 40m
Deal found 9/11£585
Mon 7/1215:35 -
1 stop21h 50m
Tue 5/112:30 -
2 stops37h 05m
Deal found 10/11£602
Mon 7/1213:15 -
1 stop15h 25m
Tue 8/1209:00 -
2 stops18h 45m
Deal found 11/11£610
Sun 27/1208:40 -
1 stop16h 30m
Sun 3/120:55 -
1 stop14h 15m
Deal found 12/11£667
Tue 1/1219:15 -
1 stop18h 15m
Wed 2/1210:35 -
1 stop15h 45m
Deal found 13/11£684
Wed 20/109:25 -
1 stop15h 50m
Fri 18/621:05 -
1 stop15h 20m
Deal found 13/11£694
Fri 12/208:40 -
1 stop28h 15m
Sat 20/220:05 -
1 stop28h 35m
Deal found 12/11£705
Mon 8/218:55 -
1 stop18h 00m
Wed 17/208:40 -
1 stop15h 00m
Deal found 11/11£725
Tue 26/110:20 -
1 stop30h 35m
Tue 2/217:20 -
1 stop28h 00m
Deal found 13/11£752
Sat 13/208:20 -
1 stop30h 05m
Wed 24/209:25 -
1 stop14h 25m
Deal found 12/11£804
Wed 23/1208:20 -
2 stops43h 30m
Mon 4/117:05 -
2 stops43h 45m
Deal found 12/11£881
Mon 26/411:00 -
2 stops28h 10m
Mon 24/507:30 -
2 stops34h 40m
Deal found 10/11£919
Mon 14/1208:25 -
1 stop18h 10m
Mon 21/1211:50 -
1 stop25h 30m
Deal found 14/11£936
Mon 5/411:25 -
2 stops26h 15m
Mon 12/409:55 -
2 stops17h 20m
Deal found 13/11£953
Thu 17/1208:35 -
1 stop17h 30m
Wed 20/121:20 -
1 stop16h 05m
Deal found 10/11£1,033
Sun 27/1212:35 -
2 stops31h 20m
Tue 5/118:05 -
2 stops33h 30m
Deal found 9/11£1,097
Mon 7/1209:10 -
1 stop33h 55m
Tue 5/112:30 -
1 stop18h 50m
Deal found 10/11£612
Tue 1/1209:10 -
1 stop33h 55m
Wed 2/1220:55 -
1 stop26h 30m
Deal found 10/11£677
Sat 19/1211:30 -
Nonstop13h 20m
Fri 1/116:40 -
1 stop17h 40m
Deal found 9/11£634
Sat 26/1213:05 -
2 stops26h 10m
Mon 11/120:05 -
1 stop28h 40m
Deal found 11/11£713
Sun 7/209:20 -
1 stop18h 30m
Mon 15/223:55 -
1 stop24h 20m
Deal found 12/11£722
Mon 3/521:05 -
1 stop15h 35m
Tue 1/622:15 -
Nonstop11h 50m
Deal found 11/11£738
Thu 10/1212:20 -
1 stop25h 05m
Thu 17/1213:05 -
1 stop21h 35m
Deal found 10/11£1,484
Tue 9/205:55 -
1 stop17h 25m
Sat 20/217:20 -
1 stop28h 00m
Deal found 11/11£782
Mon 14/1215:35 -
1 stop21h 50m
Thu 31/1217:05 -
2 stops32h 10m
Deal found 13/11£661
Thu 3/1202:00 -
1 stop17h 05m
Mon 7/1220:15 -
1 stop33h 40m
Deal found 13/11£730
Sat 13/208:20 -
1 stop30h 05m
Thu 25/208:35 -
1 stop21h 20m
Deal found 12/11£804
Direct flights from Thailand to London
Explore direct flight options from Thailand to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 14 November 2026.
Sat 26/1209:35 -
Nonstop13h 20m
Mon 11/117:35 -
Nonstop11h 40m
Deal found 9/11£485
Thu 24/1211:25 -
Nonstop13h 30m
Wed 20/109:50 -
Nonstop11h 55m
Deal found 9/11£487
Thu 17/1211:25 -
Nonstop13h 30m
Fri 1/112:50 -
Nonstop11h 55m
Deal found 14/11£491
Sun 14/209:20 -
Nonstop13h 35m
Tue 23/212:40 -
Nonstop11h 40m
Deal found 11/11£522
Mon 8/209:20 -
Nonstop13h 15m
Wed 17/217:40 -
Nonstop11h 40m
Deal found 10/11£523
Mon 8/209:20 -
Nonstop13h 15m
Wed 24/217:40 -
Nonstop11h 40m
Deal found 11/11£525
Mon 8/209:20 -
Nonstop13h 15m
Fri 19/206:20 -
Nonstop11h 40m
Deal found 10/11£526
Mon 29/309:20 -
Nonstop13h 15m
Fri 16/407:20 -
Nonstop11h 40m
Deal found 14/11£527
Tue 23/214:50 -
Nonstop13h 15m
Fri 5/306:20 -
Nonstop11h 40m
Deal found 10/11£528
Thu 11/214:50 -
Nonstop13h 15m
Wed 17/217:40 -
Nonstop11h 40m
Deal found 10/11£531
Thu 11/214:50 -
Nonstop13h 15m
Wed 24/217:40 -
Nonstop11h 40m
Deal found 11/11£533
Thu 11/214:50 -
Nonstop13h 15m
Fri 19/206:20 -
Nonstop11h 40m
Deal found 12/11£534
Last-minute flights from Thailand to London
Discover last-minute flight deals from Thailand to London. Data last updated 14 November 2026 and is based on user searches.
Thu 12/1109:10 -
1 stop36h 20m
Wed 25/1121:00 -
1 stop34h 20m
Deal found 11/11£494
Mon 16/1109:20 -
Nonstop13h 15m
Wed 2/1218:45 -
3 stops33h 00m
Deal found 10/11£521
Wed 18/1110:15 -
Nonstop13h 15m
Sun 22/1110:30 -
1 stop31h 25m
Deal found 11/11£523
Mon 23/1106:50 -
1 stop20h 40m
Sun 6/1208:45 -
1 stop29h 30m
Deal found 12/11£524
Wed 25/1102:10 -
2 stops22h 20m
Sat 28/1121:10 -
1 stop31h 00m
Deal found 10/11£522
Sat 5/1206:50 -
1 stop20h 40m
Fri 1/120:30 -
1 stop16h 10m
Deal found 9/11£522
Wed 9/1220:40 -
1 stop21h 25m
Tue 29/1222:00 -
1 stop37h 10m
Deal found 11/11£520
Wed 16/1202:55 -
1 stop18h 35m
Mon 15/321:10 -
1 stop36h 55m
Deal found 10/11£523
Thu 17/1211:25 -
Nonstop13h 30m
Fri 1/112:50 -
Nonstop11h 55m
Deal found 14/11£491
Thu 24/1211:25 -
Nonstop13h 30m
Wed 20/121:05 -
3 stops57h 55m
Deal found 9/11£432
Sat 26/1221:30 -
1 stop25h 25m
Mon 11/107:50 -
2 stops29h 40m
Deal found 9/11£461
Sat 26/1209:35 -
Nonstop13h 20m
Mon 11/117:35 -
Nonstop11h 40m
Deal found 9/11£485
One-way flights from Thailand to London
Search for one-way flight options from Thailand to London. Find affordable one-way fares based on user searches. Data last updated 14 November 2026.
Sat 5/1210:25 -
2 stops34h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/11£183
Fri 25/1212:35 -
1 stop16h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/11£184
Thu 17/1214:20 -
2 stops37h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/11£184
Tue 8/1205:55 -
1 stop22h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 12/11£184
Thu 17/1214:20 -
2 stops25h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/11£184
Mon 14/1208:50 -
2 stops45h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 12/11£184
Sun 13/1214:50 -
1 stop25h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/11£185
Fri 4/1205:55 -
1 stop40h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 12/11£185
Tue 1/1219:30 -
1 stop29h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/11£186
Wed 9/1210:00 -
2 stops40h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/11£186
Wed 16/1210:00 -
2 stops18h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/11£186
Mon 23/1109:20 -
Nonstop13h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/11£187
Find flight deals from Thailand to London
Keep the following information in mind while searching for Thailand to London flight deals. Data was last updated 14 November 2026.
Customise your flight search to find flights from Thailand 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 7,457,451 searches. Data last updated 14 November 2026.
Use the filters below to find and compare flights from Thailand to London that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
Chiang MaiLondon
CNX Chiang Mai - LHR London Heathrow
CNXLHR
Chiang Mai
Mon 1/2
13:20-19:55
2 stops37h 35m
London Heathrow
Wed 31/12
00:00-06:00
Nonstop0h 00m
£245
Fastest return journey
BangkokLondon
BKK Bangkok Suvarnabhumi - LGW London Gatwick
BKKLGW
Bangkok Suvarnabhumi
Tue 16/3
14:50-21:05
Nonstop13h 15m
London Gatwick
Wed 31/12
00:00-06:00
Nonstop0h 00m
£246
Chiang MaiLondon
CNX Chiang Mai - LHR London Heathrow
CNXLHR
Chiang Mai
Mon 1/2
23:05-17:50
1 stop25h 45m
London Heathrow
Wed 31/12
00:00-06:00
Nonstop0h 00m
£251
KrabiLondon
KBV Krabi - LHR London Heathrow
KBVLHR
Krabi
Mon 21/12
20:45-12:05
2 stops22h 20m
London Heathrow
Wed 31/12
00:00-06:00
Nonstop0h 00m
£252
Chiang MaiLondon
CNX Chiang Mai - LHR London Heathrow
CNXLHR
Chiang Mai
Mon 15/3
23:05-17:50
1 stop25h 45m
London Heathrow
Wed 31/12
00:00-06:00
Nonstop0h 00m
£255
Chiang MaiLondon
CNX Chiang Mai - LHR London Heathrow
CNXLHR
Chiang Mai
Mon 15/3
13:00-06:25
2 stops24h 25m
London Heathrow
Wed 31/12
00:00-06:00
Nonstop0h 00m
£265
Khon KaenLondon
KKC Khon Kaen - LHR London Heathrow
KKCLHR
Khon Kaen
Mon 23/11
16:50-17:30
2 stops31h 40m
London Heathrow
Wed 31/12
00:00-06:00
Nonstop0h 00m
£270
Khon KaenLondon
KKC Khon Kaen - LHR London Heathrow
KKCLHR
Khon Kaen
Sun 29/11
08:40-17:30
2 stops39h 50m
London Heathrow
Wed 31/12
00:00-06:00
Nonstop0h 00m
£272
BangkokLondon
BKK Bangkok Suvarnabhumi - LGW London Gatwick
BKKLGW
Bangkok Suvarnabhumi
Wed 21/4
08:55-08:45
1 stop29h 50m
London Gatwick
Wed 31/12
00:00-06:00
Nonstop0h 00m
£276
Chiang MaiLondon
CNX Chiang Mai - LHR London Heathrow
CNXLHR
Chiang Mai
Tue 24/11
16:25-17:30
2 stops32h 05m
London Heathrow
Wed 31/12
00:00-06:00
Nonstop0h 00m
£277
Flights are sorted by cheapest return flights first.
Deals found on 10/11
Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6
Best time to book a flight from Thailand to London
Have a flexible travel schedule? Discover the best time to fly to London from Thailand with our price prediction graph.
CNX-LHR
BKK-LGW
HKT-LHR
BKK-STN
BKK-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 Thailand to London
TH0-LON
CNX-LHR
BKK-LGW
HKT-LHR
BKK-STN
What is the cheapest month to book a flight from Thailand to London?
Currently, February is the cheapest month in which you can book a flight from Thailand to London (average of £631). Flying from Thailand to London in August is currently the most expensive (average of £838). 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 TH to LON?
Find hourly flight availability from Thailand 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 14 November 2026.
When flying from Thailand to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 67% versus a flight in the evening.
Weekly flight availability from Thailand to London
Explore weekly flight availability from Thailand 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 14 November 2026.
The most flights from TH0 to LON are scheduled on a Monday (8 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (6 on average).
How often are flights from Thailand to London delayed?
About 13% of weekly flights between Thailand and London have experienced delays in the past year, with the average delay time being 107 minutes.
What is the most punctual flight time for Thailand 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 Thailand to London flights?
Over the past year, British Airways have had the lowest number of delays on this route, with just 8% of flights being delayed.
How far ahead should I book a flight from Thailand to London?
The best time to book flights from Thailand to London is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 14 November 2026.
See what other customers who have flown with EVA Air,Thai Airways, andEtihad Airways from Thailand to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
I appreciate the free WIFI and meals. The crew are friendly.
Related info for your journey
Find useful and relevant information for your journey from Thailand 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 Thailand to London?
There are many flights that can get you from Thailand to London in 13h 15m. Fly via Air Arabia, Shenzhen Airlines, or Norse Atlantic UK to get the fastest option. There are 5942 mi between Thailand and London. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from Thailand to London one-way?
For one-way options, check prices for Etihad Airways. According to our data, you can fly for as low as £113. Users have also found prices from £118 and £146 on Norse Atlantic UK and Scandinavian Airlines, respectively.
What are the most popular routes from Thailand to London?
While some choose either Bangkok Suvarnabhumi - London Gatwick or Bangkok Suvarnabhumi - London Stansted, Bangkok Suvarnabhumi - London Heathrow is the most popular route from Thailand to London.
What are the most reliable airlines from Thailand to London?
The top 3 most reliable airlines when flying from Thailand to London are Air Canada (71%), TAP AIR PORTUGAL (71%) and Thai Airways (62%).
What are the cheapest flights from Thailand to London?
Looking at all options, your cheapest flight can be booked for £308. While the most popular route (Bangkok Suvarnabhumi - London Heathrow) can be booked for £514 on average, our data indicates £1,081 when flying from Thailand to London.
Can I find deals for business class flights from Thailand to London?
Yes. Cheapflights offers flight deals from Thailand 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 Thailand to London?
Currently, February is the cheapest month in which you can book a flight from Thailand to London (average of £631). Flying from Thailand to London in August is currently the most expensive (average of £838). 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 London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 14 November 2026.
Discover the top 10 airlines that operate flights from Thailand 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 7,457,451 searches. Data last updated 14 November 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 Thailand to London?
Cheapflights helps you search for flights from Thailand to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Thailand to London?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Thailand to London for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Thailand to London with no change fees?
Yes, we can. To see specific flights from Thailand to London 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 Thailand to London become cheaper?
Not ready to book yet? You can track prices for flights from Thailand to London on Cheapflights with our Price Alert feature and get notified when better prices are available.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.