Cheapest return flights from Osaka to Seoul in March from $138

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

Return flights

11 Mar - 18 Mar Peach direct
05 Mar - 09 Mar Peach direct
13 Mar - 17 Mar Jeju Air direct
25 Mar - 01 Apr Peach direct
04 Mar - 09 Mar Parata Air direct
11 Mar - 17 Mar Jin Air direct
24 Mar - 31 Mar Jeju Air direct
13 Mar - 16 Mar Jeju Air direct
12 Mar - 17 Mar T'way Air direct
21 Mar - 07 Apr Jeju Air direct
11 Mar - 31 Mar Jin Air direct
14 Mar - 16 Mar Peach direct
18 Mar - 07 Apr Jeju Air direct
24 Mar - 07 Apr Jeju Air direct
13 Mar - 07 Apr Jeju Air direct
30 Mar - 06 Apr Jin Air direct
31 Mar - 01 Apr Jin Air direct
24 Mar - 01 Apr Jeju Air direct
26 Mar - 02 Apr Peach direct
23 Mar - 07 Apr Jeju Air direct

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

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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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