AirHint found the following cheapest return flights from Seoul (ICN) to Oslo (OSL) in October 2026 (see full year).

Return flights

21 Oct - 27 Oct	Air France
27 Oct - 02 Nov	KLM
16 Oct - 26 Oct	Lufthansa
20 Oct - 26 Oct	Air France
22 Oct - 28 Oct	Scandinavian Airlines
28 Oct - 03 Nov	Scandinavian Airlines
29 Oct - 04 Nov	Scandinavian Airlines
26 Oct - 01 Nov	Scandinavian Airlines
23 Oct - 29 Oct	Scandinavian Airlines
30 Oct - 05 Nov	Scandinavian Airlines
12 Oct - 21 Oct	Qatar Airways
19 Oct - 22 Oct	Emirates
07 Oct - 13 Oct	Finnair
08 Oct - 14 Oct	Finnair
06 Oct - 12 Oct	Finnair
31 Oct - 06 Nov	Finnair

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

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 October from 506€

Return flights