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

Return flights

18 Jun - 23 Jun	Korean Air	direct
18 Jun - 20 Jun	Korean Air	direct
04 Jun - 22 Jun	Korean Air	direct
10 Jun - 15 Jun	Korean Air	direct
15 Jun - 30 Jun	Korean Air	direct
15 Jun - 18 Jun	Korean Air	direct
22 Jun - 28 Jun	Korean Air	direct
08 Jun - 14 Jun	Korean Air	direct
11 Jun - 14 Jun	Korean Air	direct
05 Jun - 19 Jun	Asiana Airlines	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 $287

Return flights