Cheapest return flights from Chicago to Oslo in October from 338€

AirHint found the following cheapest return flights from Chicago (ORD) to Oslo (OSL) in October 2025 (see full year).

Return flights

16 Oct - 21 Oct Scandinavian Airlines
20 Oct - 27 Oct Scandinavian Airlines
10 Oct - 17 Oct Icelandair
30 Oct - 06 Nov Icelandair
05 Oct - 12 Oct Icelandair
25 Oct - 04 Nov Icelandair
25 Oct - 01 Nov Icelandair
15 Oct - 22 Oct Icelandair
08 Oct - 18 Oct United

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

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.

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