Cheapest return flights from Bangkok to Seoul in August from 140€

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

Return flights

22 Aug - 28 Aug Thai AirAsia X direct
22 Aug - 25 Aug Thai AirAsia X direct
29 Aug - 31 Aug Thai AirAsia X direct
22 Aug - 12 Sep Thai AirAsia X direct
29 Aug - 05 Sep Thai AirAsia X direct
29 Aug - 01 Sep Thai AirAsia X direct
28 Aug - 08 Sep Eastar Jet direct
28 Aug - 29 Aug Eastar Jet direct
28 Aug - 31 Aug Eastar Jet direct
28 Aug - 10 Sep Eastar Jet direct
28 Aug - 07 Sep Eastar Jet direct
28 Aug - 05 Sep Eastar Jet direct
28 Aug - 01 Sep Eastar Jet direct
28 Aug - 15 Sep Eastar Jet direct
28 Aug - 03 Sep Eastar Jet direct
22 Aug - 29 Aug Jin Air direct
22 Aug - 27 Aug Jin Air direct
22 Aug - 31 Aug Jin Air direct
22 Aug - 26 Aug Jin Air direct
21 Aug - 25 Aug Eastar Jet direct

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

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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.

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