Flight Routes from Bangkok to London Heathrow

Trip type

Our cheapest offers for flights from Bangkok (BKK) to London Heathrow (LHR)

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
15/10/26
1 Stopover (AUH)
EY0401, EY0067
21h 30min
Return
11/11/26
1 Stopover (PVG)
MU0552, MU8613
18h 25min
Etihad Airways
£560
Bangkok
London Heathrow
Outbound
16/10/26
1 Stopover (DEL)
AI2335, AI0161
19h 35min
Return
25/10/26
1 Stopover (DEL)
AI2018, AI2355
34h 05min
Air India
£569
Bangkok
London Heathrow
Please note: transfer for connecting flight
Outbound
14/11/26
1 Stopover (OSL)
N00092, SK0803
30h 15min
Return
22/11/26
1 Stopover (PVG)
MU0552, MU8613
18h 25min
Norse Atlantic Airways, SAS Scandinavian Airlines
£592
Best option
Bangkok
London Heathrow
Outbound
16/11/26
1 Stopover (VIE)
OS0006, OS0339
14h 40min
Return
25/11/26
1 Stopover (VIE)
OS0338, OS0007
13h 05min
Austrian Airlines ?
£729
Bangkok
London Heathrow
Outbound
14/11/26
1 Stopover (RUH)
SV0847, SV0111
23h 10min
Return
22/11/26
1 Stopover (JED)
SV0118, SV0848
18h 25min
Saudi Arabian Airlines
£581
Bangkok
London Heathrow
Outbound
15/10/26
1 Stopover (AUH)
EY0401, EY0065
17h 50min
Return
11/11/26
1 Stopover (PVG)
MU0552, MU0547
20h 55min
Etihad Airways
£594
Bangkok
London Heathrow
Outbound
16/10/26
1 Stopover (DEL)
AI2333, AI2017
17h 30min
Return
25/10/26
1 Stopover (DEL)
AI0112, AI2304
24h 35min
Air India
£596
Bangkok
London Heathrow
Outbound
14/11/26
1 Stopover (RUH)
SV0847, SV0111
23h 10min
Return
22/11/26
1 Stopover (JED)
SV0118, SV0848
18h 25min
Saudi Arabian Airlines
£598
Bangkok
London Heathrow
Outbound
15/10/26
1 Stopover (AUH)
EY0401, EY0065
17h 50min
Return
11/11/26
1 Stopover (AUH)
EY0062, EY0404
19h 55min
Etihad Airways
£610
Bangkok
London Heathrow
Outbound
16/10/26
1 Stopover (BOM)
AI2338, AI0129
19h 55min
Return
25/10/26
1 Stopover (DEL)
AI2016, AI2336
26h 05min
Air India ?
£609
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

Frequently Asked Questions (FAQ)

Flight information: Bangkok - London Heathrow

Outbound and return from £559.80
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
Departure country - Arrival airport Thailand - London Heathrow
Departure airport - Destination country Bangkok Suvarnabhumi - United Kingdom
Departure airport - City-Code Bangkok Suvarnabhumi - London
Alternative routes to United Kingdom
Popular destinations for onward travel
Flight destinations with a similar price