Flight Routes from Bangkok to London Heathrow

Trip type

Our cheapest offers for flights from Bangkok to London Heathrow

Here you can compare cheap flights from Bangkok (BKK) to London Heathrow (LHR) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to London Heathrow. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Bangkok
London Heathrow
Outbound
11/05/26
1 Stopover (AUH)
EY0421, EY0061
16h 20min
Return
-
Etihad Airways
£256
Bangkok
London Heathrow
Outbound
25/05/26
1 Stopover (CAN)
CZ0358, CZ0303
37h 40min
Return
07/06/26
1 Stopover (PEK)
CA0856, CA0979
19h 30min
China Southern Airlines
£474
Best option
Bangkok
London Heathrow
Outbound
04/05/26
1 Stopover (DEL)
6E1054, 6E0003
27h 30min
Return
22/05/26
1 Stopover (RUH)
SV0122, SV0846
15h 30min
IndiGo Airlines
£521
Bangkok
London Heathrow
Outbound
25/05/26
1 Stopover (CAN)
CZ0358, CZ0303
37h 40min
Return
07/06/26
1 Stopover (PEK)
CA0856, CA0979
19h 30min
China Southern Airlines
£481
Bangkok
London Heathrow
Outbound
25/05/26
1 Stopover (MCT)
WY0816, WY0101
30h 00min
Return
07/06/26
1 Stopover (MCT)
WY0102, WY0817
28h 00min
Oman Air
£523
Bangkok
London Heathrow
Outbound
25/05/26
1 Stopover (MCT)
WY0816, WY0101
30h 00min
Return
07/06/26
1 Stopover (MCT)
WY0104, WY0815
27h 20min
Oman Air
£535
Bangkok
London Heathrow
Outbound
25/05/26
1 Stopover (CAN)
CZ0358, CZ0303
37h 40min
Return
07/06/26
1 Stopover (PEK)
CA0856, CA0979
19h 30min
China Southern Airlines ?
£545
Bangkok
London Heathrow
Outbound
04/05/26
1 Stopover (AUH)
EY0401, EY0065
17h 50min
Return
22/05/26
1 Stopover (AUH)
EY0064, EY0406
21h 25min
Etihad Airways
£558
Bangkok
London Heathrow
Outbound
25/05/26
1 Stopover (MCT)
WY0816, WY0101
30h 00min
Return
07/06/26
1 Stopover (MCT)
WY0102, WY0815
14h 55min
Oman Air
£560
Bangkok
London Heathrow
Outbound
06/10/26
1 Stopover (KWI)
KU0414, KU0101
18h 25min
Return
23/10/26
1 Stopover (KWI)
KU0104, KU0411
16h 35min
Kuwait Airways
£561
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Bangkok to London Heathrow

Favourite airline: Air China
The most popular airline for flights from Bangkok to London Heathrow is Air China.
Air China
40 %
China Eastern
27 %
Shenzhen Airlines
7 %
Favourite connection: via Beijing International
Stopover flights on this route are especially popular via Beijing International, making up 50 % of bookings.
Route
bookings
1 stopover Beijing International
23h 20min, from 704 £
50 %
1 stopover Shanghai Pudong
39h 05min, from 582 £
40 %
1 stopover Shenzhen
23h 00min, from 673 £
10 %

Important flight information

Flight information: Bangkok - London Heathrow

Cheapest outbound flight from 256,00 £
Outbound and return from 473,99 £
Flight duration min. 13:05 / max. 13:15
Return flight duration min. 11:25/ max. 11:30
Distance 9588 km
Flights per week 32
Departure airport Airport Bangkok Suvarnabhumi (BKK)
Departure country Flights from Thailand
Arrival airport Airport London Heathrow (LHR)
Destination country Flights to United Kingdom
Alternative routes to United Kingdom
Popular destinations for onward travel
Flight destinations with a similar price