Cheapest return flights from Seoul to Busan in September from $199

AirHint found the following cheapest return flights from Seoul (ICN) to Busan (PUS) in September 2025 (see full year).

Return flights

01 Sep - 05 Sep Air Seoul, Inc
01 Sep - 11 Sep Jeju Air
25 Sep - 29 Sep Jeju Air
18 Sep - 22 Sep Jeju Air
17 Sep - 23 Sep Asiana Airlines
10 Sep - 23 Sep T'way Air
24 Sep - 28 Sep Air Busan
19 Sep - 19 Sep Korean Air
06 Sep - 15 Sep T'way Air

Also check the deals for one-way flights from Seoul to Busan in September.

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.

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