AirHint found the following cheapest return flights from Kota Kinabalu (BKI) to Tawau (TWU) in December 2025 (see full year).

Return flights

12 Dec - 16 Dec	Firefly	direct
12 Dec - 13 Dec	Firefly	direct
13 Dec - 16 Dec	Firefly	direct
13 Dec - 13 Dec	Firefly	direct
11 Dec - 16 Dec	Firefly	direct
11 Dec - 13 Dec	Firefly	direct
09 Dec - 16 Dec	AirAsia	direct
09 Dec - 13 Dec	AirAsia	direct
09 Dec - 10 Dec	AirAsia	direct
09 Dec - 09 Dec	AirAsia	direct
25 Dec - 15 Jan	Firefly	direct
26 Dec - 15 Jan	Firefly	direct

Also check the deals for one-way flights from Kota Kinabalu to Tawau in December.

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 Tawau in December from $28

Return flights