Cheapest return flights from Tokyo to Seoul in December from $324

Best time to book flights for Tokyo (HND) to Seoul (ICN) flights at AirHint

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 Korean Air direct
04 Dec - 06 Dec Korean Air direct
09 Dec - 11 Dec Korean Air direct
03 Dec - 06 Dec Korean Air direct
17 Dec - 19 Dec Korean Air direct
16 Dec - 19 Dec Korean Air direct
02 Dec - 05 Dec Korean Air direct
22 Dec - 10 Jan Korean Air direct
02 Dec - 04 Dec Korean Air direct
18 Dec - 23 Dec Korean Air direct
16 Dec - 20 Dec Korean Air direct
24 Dec - 07 Jan Korean Air direct
18 Dec - 02 Jan Korean Air direct
16 Dec - 01 Jan Korean Air direct
31 Dec - 06 Jan Korean Air direct
31 Dec - 02 Jan Korean Air direct
30 Dec - 02 Jan Korean Air direct
24 Dec - 03 Jan Korean Air direct
25 Dec - 06 Jan Korean Air direct
25 Dec - 07 Jan Korean Air 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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