Cheapest return flights from Osaka to Seoul in April from $147

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

Return flights

22 Apr - 24 Apr Peach direct
27 Apr - 29 Apr Jin Air direct
15 Apr - 20 Apr Jin Air direct
13 Apr - 28 Apr Jin Air direct
16 Apr - 20 Apr Jin Air direct
01 Apr - 08 Apr Jin Air direct
10 Apr - 12 Apr Peach direct
23 Apr - 27 Apr Jin Air direct
21 Apr - 22 Apr Jin Air direct
20 Apr - 27 Apr Jin Air direct
30 Apr - 07 May Asiana Airlines direct
28 Apr - 05 May Jin Air direct
27 Apr - 01 May Jin Air direct
28 Apr - 01 May Jin Air direct
28 Apr - 02 May Jin Air direct
25 Apr - 06 May Korean Air direct
29 Apr - 04 May Asiana Airlines direct
26 Apr - 01 May Jin Air direct
26 Apr - 03 May Jin Air direct
29 Apr - 05 May Korean Air direct

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

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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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