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

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

Return flights

10 Dec - 17 Dec Thai Lion Air direct
18 Dec - 22 Dec Thai AirAsia direct
12 Dec - 22 Dec Thai Lion Air direct
15 Dec - 22 Dec Thai Lion Air direct
08 Dec - 15 Dec Thai Lion Air direct
12 Dec - 14 Dec Thai AirAsia direct
11 Dec - 14 Dec Thai AirAsia direct
11 Dec - 18 Dec Thai AirAsia direct
14 Dec - 21 Dec Thai AirAsia direct
12 Dec - 19 Dec Thai Lion Air direct
30 Dec - 06 Jan Thai AirAsia direct
18 Dec - 05 Jan Thai AirAsia direct
31 Dec - 06 Jan Thai AirAsia direct
26 Dec - 05 Jan Thai AirAsia direct
31 Dec - 07 Jan Thai AirAsia direct
31 Dec - 05 Jan Thai AirAsia direct
07 Dec - 05 Jan Thai AirAsia direct
30 Dec - 04 Jan Cathay Pacific
31 Dec - 04 Jan Cathay Pacific
25 Dec - 04 Jan Thai AirAsia

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

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