Cheapest return flights from Chicago to Oslo in December from 423€

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

Return flights

09 Dec - 16 Dec Icelandair
15 Dec - 22 Dec Scandinavian Airlines
29 Dec - 05 Jan Scandinavian Airlines

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

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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