AirHint found the following cheapest return flights from Minneapolis (MSP) to Oslo (OSL) in August 2025 (see full year).

Return flights

18 Aug - 03 Sep	Icelandair
27 Aug - 03 Sep	Icelandair
13 Aug - 20 Aug	Icelandair
30 Aug - 06 Sep	Icelandair
21 Aug - 28 Aug	Icelandair
19 Aug - 26 Aug	Icelandair
23 Aug - 30 Aug	Icelandair
09 Aug - 17 Aug	Delta
25 Aug - 01 Sep	Icelandair
11 Aug - 18 Aug	Icelandair
05 Aug - 12 Aug	Icelandair
01 Aug - 08 Aug	KLM
09 Aug - 16 Aug	Icelandair
15 Aug - 22 Aug	Icelandair

Also check the deals for one-way flights from Minneapolis 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 return flights from Minneapolis to Oslo in August from 367€

Return flights