AirHint found the following cheapest return flights from Seoul (GMP) to Oslo (OSL) in June 2025 (see full year).

Return flights

23 Jun - 30 Jun	Japan Airlines
30 Jun - 07 Jul	Japan Airlines
28 Jun - 05 Jul	Japan Airlines
21 Jun - 02 Jul	Japan Airlines
24 Jun - 06 Jul	Korean Air
22 Jun - 04 Jul	Japan Airlines
25 Jun - 30 Jun	Japan Airlines
20 Jun - 03 Jul	Japan Airlines

Also check the deals for one-way flights from Seoul to Oslo in June.

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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Cheapest return flights from Seoul to Oslo in June from $1723

Return flights