Cheapest return flights from Oslo to Chicago in October from $415

AirHint found the following cheapest return flights from Oslo (OSL) to Chicago (ORD) in October 2026 (see full year).

Return flights

21 Oct - 28 Oct British Airways
22 Oct - 29 Oct British Airways
17 Oct - 24 Oct British Airways
19 Oct - 26 Oct British Airways
20 Oct - 27 Oct British Airways
18 Oct - 25 Oct British Airways
26 Oct - 02 Nov British Airways
11 Oct - 18 Oct British Airways
12 Oct - 19 Oct British Airways
13 Oct - 20 Oct British Airways
14 Oct - 21 Oct British Airways
27 Oct - 03 Nov British Airways
28 Oct - 04 Nov Scandinavian Airlines
29 Oct - 05 Nov Scandinavian Airlines
30 Oct - 06 Nov Scandinavian Airlines

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

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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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