Cheapest return flights from Osaka to Seoul in May from $240

AirHint found the following cheapest return flights from Osaka (KIX) to Seoul (ICN) in May 2026 (see full year).

Return flights

11 May - 13 May Korean Air direct
12 May - 15 May Korean Air direct
14 May - 17 May Korean Air direct
18 May - 20 May Korean Air direct
12 May - 14 May Korean Air direct
11 May - 14 May Korean Air direct
21 May - 24 May Korean Air direct
23 May - 25 May Korean Air direct
29 May - 30 May Korean Air direct
29 May - 03 Jun Korean Air direct
23 May - 24 May Korean Air direct
29 May - 05 Jun Asiana Airlines direct
01 May - 01 Jun Korean Air direct
25 May - 04 Jun Air China
25 May - 04 Jun Korean Air direct

Also check the deals for one-way flights from Osaka to Seoul in May.

Skyscanner

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Feel free to contact us with any feedback or request another flight research.