Cheapest return flights from Seoul to Osaka in May from $230

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

Return flights

08 May - 19 May Korean Air direct
14 May - 21 May Asiana Airlines direct
30 May - 03 Jun Korean Air direct
11 May - 13 May Korean Air direct
20 May - 22 May Korean Air direct
10 May - 14 May Korean Air direct
12 May - 19 May Korean Air direct
12 May - 14 May Korean Air direct
14 May - 16 May Korean Air direct
31 May - 02 Jun Korean Air direct
29 May - 05 Jun Korean Air direct
29 May - 03 Jun Korean Air direct
31 May - 04 Jun Korean Air direct
27 May - 03 Jun Korean Air direct
15 May - 13 Jun Korean Air direct
31 May - 06 Jun Korean Air direct
31 May - 05 Jun Korean Air direct
26 May - 05 Jun Korean Air direct
11 May - 19 May Asiana Airlines direct
29 May - 31 May Asiana Airlines direct

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

Powered by

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 Osaka

Cheap car rent in Osaka

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