AirHint found the following cheapest one-way flights from Seoul (ICN) to Oslo (OSL) in August 2025 (see full year).

One-Way flights

27 Aug	China Eastern
20 Aug	China Eastern
18 Aug	China Eastern
31 Aug	T'way Air
24 Aug	China Southern
11 Aug	Scoot
10 Aug	China Eastern
28 Aug	Etihad Airways
25 Aug	Emirates
05 Aug	MIAT Mongolian Airlines

Also check the deals for return flights from Seoul to Oslo in August.

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 one-way flights from Seoul to Oslo in August from $328

One-Way flights