Cheapest return flights from Busan to Kumamoto in September from $160

Best time to book flights for Busan (PUS) to Kumamoto (KMJ) flights at AirHint

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

Return flights

23 Sep - 02 Oct Eastar Jet direct
07 Sep - 10 Sep Eastar Jet direct
23 Sep - 26 Sep Eastar Jet direct
23 Sep - 25 Sep Eastar Jet direct
30 Sep - 02 Oct Eastar Jet direct
05 Sep - 10 Sep Eastar Jet direct
12 Sep - 02 Oct Eastar Jet direct
07 Sep - 26 Sep Eastar Jet direct
07 Sep - 25 Sep Eastar Jet direct
28 Sep - 02 Oct Eastar Jet direct
06 Sep - 10 Sep Eastar Jet direct
10 Sep - 26 Sep Eastar Jet direct
10 Sep - 25 Sep Eastar Jet direct
30 Sep - 15 Oct Eastar Jet direct
27 Sep - 02 Oct Eastar Jet direct
05 Sep - 25 Sep Eastar Jet direct
28 Sep - 15 Oct Eastar Jet direct
27 Sep - 15 Oct Eastar Jet direct
23 Sep - 04 Oct Eastar Jet direct
30 Sep - 04 Oct Eastar Jet direct

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

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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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