Cheapest return flights from Tokyo to Seoul in January from $218

AirHint found the following cheapest return flights from Tokyo (HND) to Seoul (ICN) in January 2026 (see full year).

Return flights

29 Jan - 30 Jan Peach direct
20 Jan - 21 Jan Peach direct
06 Jan - 14 Jan Peach direct
13 Jan - 20 Jan Peach direct
21 Jan - 28 Jan Peach direct
13 Jan - 15 Jan Peach direct
12 Jan - 15 Jan Peach direct
14 Jan - 28 Jan Korean Air direct
15 Jan - 20 Jan Peach direct
19 Jan - 22 Jan Peach direct
29 Jan - 02 Feb Peach direct
28 Jan - 04 Feb Peach direct
14 Jan - 25 Feb Asiana Airlines direct
21 Jan - 02 Feb Asiana Airlines direct
20 Jan - 01 Feb Peach direct
31 Jan - 07 Feb Peach direct
22 Jan - 04 Feb Peach direct
21 Jan - 20 Feb Korean Air direct
25 Jan - 04 Feb Peach direct
22 Jan - 17 Feb Asiana Airlines direct

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

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