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

Return flights

06 Dec - 09 Dec	Xiamen Airlines
07 Dec - 10 Dec	China Eastern
06 Dec - 10 Dec	Shanghai Airlines
10 Dec - 17 Dec	Shanghai Airlines
13 Dec - 17 Dec	Shanghai Airlines
27 Dec - 04 Jan	Xiamen Airlines
22 Dec - 25 Dec	Shanghai Airlines
06 Dec - 11 Dec	Shanghai Airlines
17 Dec - 21 Dec	Shanghai Airlines
04 Dec - 08 Dec	Xiamen Airlines
09 Dec - 15 Dec	Shanghai Airlines
29 Dec - 02 Jan	Shanghai Airlines
31 Dec - 04 Jan	Shanghai Airlines

Also check the deals for one-way flights from Taipei to Kota Kinabalu 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 Taipei to Kota Kinabalu in December from $331

Return flights