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
05/16/26
1 Stopover (CAN)
CZ8020, CZ0303
29h 05min
Return
05/29/26
1 Stopover (HAK)
HU7964, HU7939
30h 00min
China Southern Airlines
$685
Best option
Bangkok
London Heathrow
Outbound
05/16/26
1 Stopover (AUH)
EY0409, EY0067
15h 00min
Return
05/29/26
1 Stopover (AUH)
EY0064, EY0404
15h 05min
Etihad Airways ?
$806
Bangkok
London Heathrow
Outbound
05/16/26
1 Stopover (CAN)
CZ8020, CZ0303
29h 05min
Return
05/29/26
1 Stopover (HAK)
HU7964, HU7939
30h 00min
China Southern Airlines
$686
Bangkok
London Heathrow
Outbound
05/16/26
1 Stopover (CAN)
CZ8020, CZ0303
29h 05min
Return
05/29/26
1 Stopover (HAK)
HU7964, HU7939
30h 00min
China Southern Airlines ?
$692
Bangkok
London Heathrow
Outbound
06/25/26
1 Stopover (BOM)
6E1060, 6E0001
25h 25min
Return
06/30/26
1 Stopover (BOM)
AI0130, AI2337
16h 15min
IndiGo Airlines ?
$742
Bangkok
London Heathrow
Outbound
05/16/26
1 Stopover (CAN)
CZ0364, CZ0303
30h 00min
Return
05/29/26
3 Stopovers (BEG, ATH, SIN)
JU0211, JU0532, TR0051, TR0626
72h 05min
China Southern Airlines ?
$745
Bangkok
London Heathrow
Outbound
05/16/26
1 Stopover (KUL)
MH0781, MH0004
26h 50min
Return
05/29/26
1 Stopover (KUL)
MH0001, MH0796
19h 30min
Malaysia Airlines ?
$769
Bangkok
London Heathrow
Outbound
06/25/26
1 Stopover (BOM)
6E1052, 6E0001
34h 20min
Return
06/30/26
1 Stopover (BOM)
AI0128, AI2354
19h 05min
IndiGo Airlines
$778
Bangkok
London Heathrow
Outbound
06/25/26
1 Stopover (BOM)
6E1052, 6E0001
34h 20min
Return
06/30/26
1 Stopover (BOM)
AI0128, AI2354
19h 05min
IndiGo Airlines
$781
Bangkok
London Heathrow
Outbound
06/25/26
1 Stopover (CAN)
CZ0362, CZ0303
17h 00min
Return
06/30/26
1 Stopover (BOM)
AI0130, AI2337
16h 15min
China Southern Airlines ?
$813
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

Favorite airline: Air China
The majority of passengers on the route Bangkok – London Heathrow prefer to fly with Air China.
Air China
67 %
Finnair
8 %
China Eastern
8 %
Favourite connection: via Chengdu Tianfu
The most popular route is via Chengdu Tianfu and is booked by 67 % of all travelers.
Route
bookings
1 stopover Chengdu Tianfu
31h 55min, from $ 673
67 %
1 stopover Beijing Capital International Airport
25h 15min, from $ 916
22 %
1 stopover Shanghai Pudong International Airport
22h 10min, from $ 773
11 %

Important flight information

Flight information: Bangkok - London Heathrow

Roundtrip from $ 684,30
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 International Airport (BKK)
Departure country Flights from Thailand
Arrival airport Airport London Heathrow (LHR)
Destination country Flights to United Kingdom
Alternative routes to United Kingdom
Flight destinations with a similar price
Flight destinations with a similar price