Cheapest return flights from Tokyo to Seoul in December from $205

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

Return flights

18 Dec - 22 Dec Peach direct
08 Dec - 15 Dec Peach direct
02 Dec - 03 Dec Peach direct
01 Dec - 04 Dec Peach direct
19 Dec - 06 Jan Peach direct
02 Dec - 09 Dec Peach direct
19 Dec - 23 Dec Peach direct
15 Dec - 18 Dec Peach direct
07 Dec - 12 Dec Peach direct
20 Dec - 22 Dec Peach direct
10 Dec - 17 Dec Peach direct
22 Dec - 01 Jan Asiana Airlines direct
17 Dec - 15 Jan Korean Air direct
18 Dec - 08 Jan Korean Air direct
24 Dec - 06 Jan Asiana Airlines direct
18 Dec - 02 Jan Asiana Airlines direct
23 Dec - 15 Jan Korean Air direct
20 Dec - 10 Jan Asiana Airlines direct
18 Dec - 03 Jan Asiana Airlines direct
20 Dec - 05 Jan Asiana Airlines direct

Also check the deals for one-way flights from Tokyo to Seoul in December.

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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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