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

Return flights

22 Jun - 07 Jul	Korean Air	direct
22 Jun - 24 Jun	Korean Air	direct
22 Jun - 25 Jun	Korean Air	direct
10 Jun - 12 Jun	Korean Air	direct
21 Jun - 24 Jun	Korean Air	direct
09 Jun - 11 Jun	Korean Air	direct
25 Jun - 29 Jun	Korean Air	direct
21 Jun - 23 Jun	Korean Air	direct
17 Jun - 23 Jun	Korean Air	direct
14 Jun - 17 Jun	Korean Air	direct
14 Jun - 18 Jun	Korean Air	direct
27 Jun - 01 Jul	Korean Air	direct

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

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 Seoul in June from 239€

Return flights