Cheapest return flights from Bangkok to Seoul in October from $241

Best time to book flights for Bangkok (BKK) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest return flights from Bangkok (BKK) to Seoul (ICN) in October 2025 (see full year).

Return flights

23 Oct - 26 Oct VietJet Air
17 Oct - 20 Oct VietJet Air
03 Oct - 12 Oct Vietnam Airlines
16 Oct - 30 Oct Vietnam Airlines
17 Oct - 21 Oct Vietnam Airlines
23 Oct - 27 Oct Vietnam Airlines
14 Oct - 20 Oct Vietnam Airlines
13 Oct - 19 Oct Vietnam Airlines
13 Oct - 20 Oct Vietnam Airlines
26 Oct - 30 Oct Vietnam Airlines
15 Oct - 01 Nov Thai AirAsia X direct
28 Oct - 01 Nov Thai AirAsia X direct
28 Oct - 14 Nov Thai AirAsia X direct
28 Oct - 07 Nov Thai AirAsia X direct
28 Oct - 15 Nov Thai AirAsia X direct
28 Oct - 13 Nov Thai AirAsia X direct
16 Oct - 01 Nov Thai AirAsia X direct
19 Oct - 01 Nov Thai AirAsia X direct
19 Oct - 07 Nov Thai AirAsia X direct
26 Oct - 01 Nov Thai AirAsia X direct

Also check the deals for one-way flights from Bangkok to Seoul in October.

Skyscanner

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul