AirHint found the following cheapest one-way flights from Bangkok (BKK) to Kaohsiung (KHH) in April 2026 (see full year).

One-Way flights

24 Apr	Thai AirAsia	direct
28 Apr	Thai AirAsia	direct
25 Apr	Thai AirAsia	direct
10 Apr	AirAsia
11 Apr	Thai Airways	direct
04 Apr	Thai AirAsia	direct
06 Apr	Thai AirAsia	direct
16 Apr	Thai AirAsia	direct
18 Apr	Thai AirAsia	direct
10 Apr	Thai AirAsia	direct

Also check the deals for return flights from Bangkok to Kaohsiung in April.

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 one-way flights from Bangkok to Kaohsiung in April from $92

One-Way flights