AirHint found the following cheapest return flights from Bangkok (BKK) to London (LHR)
in April 2025 (see full year ).
Return flights
09 Apr
- 23 Apr
Royal Brunei
$ 718
15 Apr
- 20 Apr
Royal Brunei
$ 733
23 Apr
- 18 May
Royal Brunei
$ 753
23 Apr
- 04 May
Royal Brunei
$ 753
05 Apr
- 21 Apr
Vietnam Airlines
$ 755
29 Apr
- 13 May
Vietnam Airlines
$ 758
02 Apr
- 05 May
Vietnam Airlines
$ 760
29 Apr
- 15 May
Vietnam Airlines
$ 760
12 Apr
- 20 Apr
Royal Brunei
$ 764
28 Apr
- 13 May
Vietnam Airlines
$ 768
28 Apr
- 12 May
Vietnam Airlines
$ 768
01 Apr
- 21 Apr
Vietnam Airlines
$ 771
05 Apr
- 20 Apr
Vietnam Airlines
$ 771
05 Apr
- 23 Apr
Vietnam Airlines
$ 776
02 Apr
- 20 Apr
Vietnam Airlines
$ 779
06 Apr
- 14 Apr
Vietnam Airlines
$ 779
08 Apr
- 23 Apr
Vietnam Airlines
$ 779
30 Apr
- 10 May
Finnair
$ 834
04 Apr
- 09 May
Kuwait Airways
$ 837
30 Apr
- 14 May
Kuwait Airways
$ 837
Also check the deals for one-way flights from Bangkok to London in April .
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.