Cheapest return flights from Kota Kinabalu to Singapore in September from $89

AirHint found the following cheapest return flights from Kota Kinabalu (BKI) to Singapore (SIN) in September 2025 (see full year).

Return flights

30 Sep - 06 Oct AirAsia direct
30 Sep - 14 Oct AirAsia direct
30 Sep - 12 Oct AirAsia direct
30 Sep - 13 Oct AirAsia direct
20 Sep - 06 Oct AirAsia direct
26 Sep - 14 Oct AirAsia direct
26 Sep - 12 Oct AirAsia direct
26 Sep - 13 Oct AirAsia direct
26 Sep - 06 Oct AirAsia direct
30 Sep - 01 Oct AirAsia direct
20 Sep - 28 Sep AirAsia direct
20 Sep - 29 Sep AirAsia direct
26 Sep - 28 Sep AirAsia direct
26 Sep - 29 Sep AirAsia direct
16 Sep - 28 Sep AirAsia direct
16 Sep - 29 Sep AirAsia direct
23 Sep - 28 Sep AirAsia direct
23 Sep - 29 Sep AirAsia direct
24 Sep - 28 Sep AirAsia direct
24 Sep - 29 Sep AirAsia direct

Also check the deals for one-way flights from Kota Kinabalu to Singapore 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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