Cheapest return flights from Bangkok to Kaohsiung in September from $125

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

Return flights

14 Sep - 21 Sep Thai AirAsia direct
11 Sep - 18 Sep Thai Lion Air direct
03 Sep - 22 Sep Thai AirAsia direct
05 Sep - 07 Sep Thai AirAsia direct
05 Sep - 12 Sep Thai AirAsia direct
28 Sep - 28 Sep Thai AirAsia direct
28 Sep - 30 Sep Thai AirAsia direct
24 Sep - 29 Sep Thai AirAsia direct
24 Sep - 28 Sep Thai AirAsia direct
24 Sep - 25 Sep Thai AirAsia direct
28 Sep - 18 Oct Thai AirAsia direct
28 Sep - 14 Oct Thai AirAsia direct
24 Sep - 14 Oct Thai AirAsia direct
27 Sep - 14 Oct Thai AirAsia direct
25 Sep - 14 Oct Thai AirAsia direct
28 Sep - 17 Oct Thai AirAsia direct
28 Sep - 06 Oct Thai AirAsia direct
28 Sep - 09 Oct Thai AirAsia direct
28 Sep - 04 Oct Thai AirAsia direct
28 Sep - 05 Oct Thai AirAsia direct

Also check the deals for one-way flights from Bangkok to Kaohsiung 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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