AirHint found the following cheapest return flights from Seoul (GMP) to Taipei (TPE) in December 2025 (see full year).

Return flights

10 Dec - 17 Dec	Jeju Air
11 Dec - 16 Dec	Jin Air
10 Dec - 16 Dec	Jeju Air
11 Dec - 17 Dec	Jeju Air
02 Dec - 09 Dec	Eastar Jet
02 Dec - 13 Jan	Eastar Jet
03 Dec - 13 Jan	Eastar Jet
17 Dec - 22 Dec	Air Busan
30 Dec - 06 Jan	Air Busan
18 Dec - 21 Dec	Jeju Air
10 Dec - 10 Dec	Jeju Air
11 Dec - 15 Dec	Jeju Air
10 Dec - 13 Dec	Jeju Air
29 Dec - 11 Jan	Asiana Airlines
21 Dec - 09 Jan	Jeju Air
23 Dec - 03 Jan	Air Busan
30 Dec - 04 Jan	Jin Air
30 Dec - 03 Jan	Eastar Jet
24 Dec - 04 Jan	Air Busan
31 Dec - 07 Jan	Asiana Airlines

Also check the deals for one-way flights from Seoul to Taipei 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.

Book a cheap hotel in Taipei

Cheap car rent in Taipei

Cheapest return flights from Seoul to Taipei in December from 149€

Return flights