AirHint found the following cheapest return flights from Kagoshima (KOJ) to Bangkok (BKK) in September 2025 (see full year).

Return flights

06 Sep - 13 Sep	Jeju Air
02 Sep - 09 Sep	Jeju Air
20 Sep - 27 Sep	Jeju Air
09 Sep - 16 Sep	Jeju Air
13 Sep - 20 Sep	Jeju Air
16 Sep - 23 Sep	Jeju Air
02 Sep - 05 Sep	China Airlines
13 Sep - 26 Sep	China Airlines
01 Sep - 16 Sep	ANA
26 Sep - 28 Sep	ANA
21 Sep - 27 Oct	ANA

Also check the deals for one-way flights from Kagoshima to Bangkok in September.

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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Cheapest return flights from Kagoshima to Bangkok in September from $306

Return flights