Flights from Bangkok to London Heathrow

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
13/10/25
1 Stopover (HAK)
HU7918, HU7963
24h 00min
Return
15/10/25
1 Stopover (HAK)
HU7912, HU7939
30h 00min
Hainan Airlines
£537
Best option
Bangkok
London Heathrow
Outbound
16/07/25
direct
BR0067
12h 35min
Return
09/08/25
direct
BR0068
11h 55min
EVA Airways ?
£889
Bangkok
London Heathrow
Outbound
13/10/25
1 Stopover (HAK)
HU7918, HU7963
24h 00min
Return
15/10/25
1 Stopover (HAK)
HU7912, HU7917
20h 20min
Hainan Airlines
£538
Bangkok
London Heathrow
Outbound
13/10/25
1 Stopover (HAK)
HU7918, HU7963
24h 00min
Return
15/10/25
1 Stopover (HAK)
HU7912, HU7917
20h 20min
Hainan Airlines
£552
Bangkok
London Heathrow
Outbound
13/10/25
1 Stopover (HAK)
HU7918, HU7963
24h 00min
Return
15/10/25
1 Stopover (HAK)
HU7912, HU7917
20h 20min
Hainan Airlines
£576
Bangkok
London Heathrow
Outbound
13/10/25
1 Stopover (HAK)
HU7918, HU7963
24h 00min
Return
15/10/25
1 Stopover (HAK)
HU7912, HU7917
20h 20min
Hainan Airlines
£577
Bangkok
London Heathrow
Outbound
13/10/25
1 Stopover (HAK)
HU7918, HU7963
24h 00min
Return
15/10/25
1 Stopover (HAK)
HU7912, HU7917
20h 20min
Hainan Airlines
£599
Bangkok
London Heathrow
Outbound
13/10/25
1 Stopover (HAK)
HU7918, HU7963
24h 00min
Return
15/10/25
1 Stopover (HAK)
HU7912, HU0721
38h 15min
Hainan Airlines ?
£604
Bangkok
London Heathrow
Outbound
20/10/25
1 Stopover (PVG)
MU0542, MU0551
35h 05min
Return
11/11/25
1 Stopover (PVG)
MU0552, MU0547
20h 55min
China Eastern Airlines ?
£649
Bangkok
London Heathrow
Outbound
20/10/25
1 Stopover (PVG)
MU0548, MU0551
22h 30min
Return
11/11/25
1 Stopover (PVG)
MU0552, MU0547
20h 55min
China Eastern Airlines
£653
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

Outbound and return from £536.41
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