AirHint found the following cheapest return flights from Seoul (ICN) to Bangkok (BKK)
in May 2025 (see full year ).
Return flights
23 May
- 26 May
Vietnam Airlines
$ 165
30 May
- 06 Jun
Vietnam Airlines
$ 165
14 May
- 18 May
Vietnam Airlines
$ 166
13 May
- 17 May
Vietnam Airlines
$ 166
15 May
- 22 May
Vietnam Airlines
$ 166
17 May
- 22 May
Vietnam Airlines
$ 171
30 May
- 13 Jun
Vietnam Airlines
$ 171
20 May
- 27 May
Vietnam Airlines
$ 173
15 May
- 20 May
Vietnam Airlines
$ 173
09 May
- 12 May
Vietnam Airlines
$ 173
17 May
- 30 May
Vietnam Airlines
$ 173
10 May
- 13 May
Vietnam Airlines
$ 173
28 May
- 02 Jun
Vietnam Airlines
$ 173
28 May
- 01 Jun
Vietnam Airlines
$ 179
31 May
- 06 Jun
Vietnam Airlines
$ 180
29 May
- 01 Jun
Vietnam Airlines
$ 180
29 May
- 02 Jun
Vietnam Airlines
$ 180
26 May
- 03 Jun
Jeju Air
$ 182
direct
19 May
- 05 Jun
Jin Air
$ 188
direct
19 May
- 03 Jun
Vietnam Airlines
$ 192
Also check the deals for one-way flights from Seoul to Bangkok 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.
