AirHint found the following cheapest return flights from Tokyo (HND) to Busan (PUS) in December 2025 (see full year).

Return flights

02 Dec - 09 Dec	ANA
16 Dec - 23 Dec	ANA
03 Dec - 10 Dec	ANA
03 Dec - 04 Dec	ANA
10 Dec - 13 Dec	ANA
23 Dec - 30 Dec	ANA
18 Dec - 22 Dec	ANA
13 Dec - 16 Dec	ANA
22 Dec - 29 Dec	ANA
15 Dec - 17 Dec	ANA
18 Dec - 08 Jan	Air China
17 Dec - 02 Jan	Skymark Airlines
17 Dec - 03 Jan	Skymark Airlines
15 Dec - 29 Jan	Korean Air
31 Dec - 04 Jan	Skymark Airlines
18 Dec - 02 Jan	Air China
29 Dec - 01 Jan	ANA
26 Dec - 02 Jan	ANA
31 Dec - 03 Jan	ANA
30 Dec - 03 Jan	ANA

Also check the deals for one-way flights from Tokyo to Busan 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 Tokyo to Busan in December from $281

Return flights