AirHint found the following cheapest return flights from Kaohsiung (KHH) to Singapore (SIN) in April 2026 (see full year).

Return flights

07 Apr - 20 Apr	AirAsia
02 Apr - 06 Apr	Philippines AirAsia Inc.
21 Apr - 25 Apr	Philippines AirAsia Inc.
16 Apr - 23 Apr	Vietnam Airlines
14 Apr - 18 Apr	Philippines AirAsia Inc.
03 Apr - 07 Apr	Cebu Pacific
04 Apr - 11 Apr	Philippines AirAsia Inc.
14 Apr - 23 Apr	AirAsia
28 Apr - 02 May	AirAsia
06 Apr - 23 Apr	AirAsia
03 Apr - 23 Apr	Thai AirAsia
14 Apr - 02 May	AirAsia
16 Apr - 02 May	AirAsia
28 Apr - 02 May	China Airlines	direct
23 Apr - 02 May	AirAsia

Also check the deals for one-way flights from Kaohsiung to Singapore 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 return flights from Kaohsiung to Singapore in April from $248

Return flights