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

Return flights

14 Apr - 26 Apr	AirAsia	direct
10 Apr - 26 Apr	AirAsia	direct
01 Apr - 11 Apr	AirAsia	direct
10 Apr - 11 Apr	AirAsia	direct
14 Apr - 23 Apr	AirAsia	direct
10 Apr - 23 Apr	AirAsia	direct
02 Apr - 11 Apr	AirAsia	direct
02 Apr - 06 Apr	Scoot Tigerair	direct
14 Apr - 17 Apr	AirAsia	direct
01 Apr - 17 Apr	AirAsia	direct
14 Apr - 01 May	AirAsia	direct
27 Apr - 01 May	AirAsia	direct
10 Apr - 01 May	AirAsia

Also check the deals for one-way flights from Kota Kinabalu 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 Kota Kinabalu to Singapore in April from $97

Return flights