Cheapest return flights from Seoul (GMP) to Osaka (KIX), May

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
29 May 31 May Korean Air
Direct Flight
05 May 08 May Korean Air
Direct Flight
19 May 22 May Korean Air
Direct Flight
26 May 29 May Korean Air
Direct Flight
29 May 01 Jun Korean Air
Direct Flight
04 May 09 May Korean Air
Direct Flight
08 May 13 May Korean Air
Direct Flight
16 May 16 May Korean Air
Direct Flight
05 May 05 May Korean Air
Direct Flight
15 May 15 May Korean Air
Direct Flight
12 May 16 May Air China
Powered by

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

Book a cheap hotel in Osaka

Cheap car rent in Kansai

Updated Jun 11, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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