Cheapest one-way flights from Seoul to Osaka in September from 47€

Best time to book flights for Seoul (ICN) to Osaka (KIX) flights at AirHint

AirHint found the following cheapest one-way flights from Seoul (ICN) to Osaka (KIX) in September 2025 (see full year).

One-Way flights

10 Sep Peach direct
17 Sep Peach direct
06 Sep Peach direct
07 Sep Peach direct
03 Sep Jeju Air direct
15 Sep Jin Air direct
23 Sep Jeju Air direct
28 Sep Jeju Air direct
22 Sep Jeju Air direct
08 Sep Jin Air direct

Also check the deals for return flights from Seoul to Osaka in September.

Skyscanner

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 Osaka

Cheap car rent in Osaka