Cheapest return flights from Chicago to Oslo in October from 451€

Best time to book flights for Chicago (ORD) to Oslo (OSL) flights at AirHint

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

Return flights

06 Oct - 13 Oct Scandinavian Airlines
18 Oct - 28 Oct British Airways
15 Oct - 25 Oct British Airways

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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