Cheapest one-way flights from Seoul to Busan in September from $34

AirHint found the following cheapest one-way flights from Seoul (GMP) to Busan (PUS) in September 2025 (see full year).

One-Way flights

24 Sep Jeju Air direct
17 Sep Jeju Air direct
07 Sep Korean Air direct
19 Sep Korean Air direct
16 Sep Jeju Air direct
23 Sep Jeju Air direct
02 Sep Jeju Air direct
01 Sep Jeju Air direct
12 Sep Korean Air direct
11 Sep Korean Air direct

Also check the deals for return 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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