AirHint found the following cheapest return flights from Bangkok (BKK) to London (LHR)
in May 2025 (see full year ).
Return flights
14 May
- 26 May
China Southern
$ 683
10 May
- 18 May
Royal Brunei
$ 734
16 May
- 28 May
SWISS
$ 748
22 May
- 28 May
Austrian Airlines
$ 751
20 May
- 27 May
Malaysia Airlines
$ 752
08 May
- 18 May
Malaysia Airlines
$ 753
08 May
- 15 May
Malaysia Airlines
$ 753
15 May
- 24 May
Malaysia Airlines
$ 754
22 May
- 29 May
Austrian Airlines
$ 763
16 May
- 25 May
Thai Lion Air
$ 767
20 May
- 04 Jun
Vietnam Airlines
$ 778
27 May
- 11 Jun
Vietnam Airlines
$ 778
31 May
- 17 Jun
Vietnam Airlines
$ 779
07 May
- 18 Jun
Vietnam Airlines
$ 780
30 May
- 10 Jun
SWISS
$ 788
26 May
- 07 Jun
Finnair
$ 789
23 May
- 02 Jun
SWISS
$ 794
21 May
- 02 Jun
Finnair
$ 805
23 May
- 01 Jun
SWISS
$ 809
30 May
- 06 Jun
Finnair
$ 815
Also check the deals for one-way flights from Bangkok to London in May .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.
