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

Return flights

11 Mar - 15 Mar	Ibex Airlines
17 Mar - 20 Mar	Japan Airlines
02 Mar - 09 Mar	ANA
10 Mar - 17 Mar	ANA
03 Mar - 09 Mar	ANA
22 Mar - 27 Mar	ANA
13 Mar - 15 Mar	Japan Airlines
06 Mar - 09 Mar	Japan Airlines
06 Mar - 08 Mar	Japan Airlines
04 Mar - 11 Mar	Japan Airlines
14 Mar - 04 Apr	Japan Airlines
28 Mar - 04 Apr	Japan Airlines
28 Mar - 01 Apr	Japan Airlines
28 Mar - 05 Apr	Japan Airlines
25 Mar - 01 Apr	Japan Airlines
31 Mar - 01 Apr	Japan Airlines
18 Mar - 01 Apr	Japan Airlines

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

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

Cheapest return flights from Osaka to Seoul in March from 299€

Return flights