Flight Routes from London to Bangkok

Trip type

Our cheapest offers for flights from London to Bangkok

Here you can compare cheap flights from London (LON) to Bangkok (BKK) 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 Bangkok. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London
Bangkok
Outbound
05/16/26
1 Stopover (SZX)
ZH0888, ZH0309
31h 05min
Return
05/29/26
1 Stopover (SZX)
ZH0306, ZH0887
22h 45min
Shenzhen Airlines
$623
Best option
London
Bangkok
Outbound
12/28/26
direct
TG0911
11h 25min
Return
02/26/27
direct
TG0910
13h 35min
Thai Airways
$1,513
London
Bangkok
Outbound
05/16/26
1 Stopover (SZX)
ZH0888, ZH0309
31h 05min
Return
05/29/26
1 Stopover (SZX)
ZH0306, ZH0887
22h 45min
Shenzhen Airlines
$627
London
Bangkok
Outbound
05/16/26
1 Stopover (SZX)
ZH0888, ZH0305
22h 10min
Return
05/29/26
1 Stopover (SZX)
ZH0306, ZH0887
22h 45min
Shenzhen Airlines ?
$650
London
Bangkok
Outbound
05/16/26
1 Stopover (BOM)
AI0130, AI2337
16h 15min
Return
05/29/26
1 Stopover (BOM)
AI2353, AI0129
25h 30min
Air India
$660
London
Bangkok
Outbound
06/25/26
1 Stopover (DEL)
AI0112, AI2304
24h 25min
Return
06/30/26
1 Stopover (BOM)
AI2353, AI0129
25h 30min
Air India ?
$667
London
Bangkok
Outbound
05/16/26
1 Stopover (BOM)
AI0130, AI2354
34h 30min
Return
05/29/26
1 Stopover (BOM)
AI2353, AI0129
25h 30min
Air India ?
$681
London
Bangkok
Outbound
05/16/26
1 Stopover (BOM)
AI0130, AI2337
16h 15min
Return
05/29/26
1 Stopover (BOM)
AI2353, AI0129
25h 30min
Air India
$686
London
Bangkok
Outbound
06/25/26
1 Stopover (DEL)
AI0112, AI2332
20h 55min
Return
06/30/26
1 Stopover (BOM)
AI2353, AI0131
34h 45min
Air India
$725
London
Bangkok
Outbound
05/16/26
2 Stopovers (ATH, SIN)
A30603, TR0051, TR0626
45h 00min
Return
05/29/26
1 Stopover (BOM)
6E1052, 6E0001
15h 25min
Aegean Airlines, Scoot ?
$752
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London to Bangkok

Favorite airline: Cathay Pacific
45 % of flights booked on the route from London to Bangkok are booked with Cathay Pacific, Finnair and Oman Air.
Cathay Pacific
19 %
Finnair
16 %
Oman Air
10 %
Stopover flights are the cheapest connection
On this route, direct flights are $931.00 more expensive than flights with a stopover.
non stop flight
1 stop
2 stops
11h 25min
22h 10min
22h 40min
US$1,459
US$528
US$1,118
Favourite connection: via Hong Kong
29 % of booked tickets on this route are for flights with a transfer in Hong Kong.
Route
bookings
1 stopover Hong Kong International Airport
18h 25min, from US$951
29 %
1 stopover Helsinki-Vantaa
37h 05min, from US$650
26 %
1 stopover Shenzhen
22h 10min, from US$528
16 %

Important flight information

Flight information: London - Bangkok

Roundtrip from US$622.37
Flight duration min. 11:25 / max. 11:30
Return flight duration min. 13:05/ max. 13:15
Distance 9568 km
Flights per week 32
Departure airport Airport London, all Airports (LON)
Departure country Flights from United Kingdom
Arrival airport Airport Bangkok International Airport (BKK)
Destination country Flights to Thailand
Alternative flights to Bangkok
Flight destinations with a similar price
Flight destinations with a similar price