Cheapest return flights from Seoul to Osaka in April from $226

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

Return flights

16 Apr - 22 Apr Asiana Airlines direct
09 Apr - 16 Apr Asiana Airlines direct
07 Apr - 14 Apr Asiana Airlines direct
16 Apr - 23 Apr Korean Air direct
21 Apr - 23 Apr Korean Air direct
20 Apr - 23 Apr Korean Air direct
20 Apr - 21 Apr Asiana Airlines direct
27 Apr - 07 May Korean Air direct
17 Apr - 20 Apr Asiana Airlines direct
18 Apr - 20 Apr Asiana Airlines direct
27 Apr - 08 May Korean Air direct
29 Apr - 08 May Korean Air direct
24 Apr - 27 Apr Asiana Airlines direct
08 Apr - 31 May Korean Air direct
25 Apr - 02 May Korean Air direct
27 Apr - 01 May Korean Air direct
29 Apr - 03 May Korean Air direct
25 Apr - 05 May Korean Air direct
29 Apr - 04 May Korean Air direct
29 Apr - 05 May Korean Air direct

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

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