Cheapest return flights from Chicago to Oslo in May from 323€

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

Return flights

05 May - 09 May Scandinavian Airlines
05 May - 13 May Scandinavian Airlines
13 May - 20 May Scandinavian Airlines
08 May - 15 May Scandinavian Airlines
02 May - 09 May Scandinavian Airlines
08 May - 22 May Scandinavian Airlines
06 May - 20 May Scandinavian Airlines
06 May - 15 May Scandinavian Airlines
01 May - 08 May Scandinavian Airlines
06 May - 13 May Scandinavian Airlines
12 May - 02 Jun Iberia
13 May - 03 Jun Iberia
12 May - 09 Jun Iberia
12 May - 03 Jun Iberia
06 May - 03 Jun Iberia
19 May - 09 Jun Iberia
20 May - 10 Jun Finnair
20 May - 09 Jun Finnair
23 May - 02 Jun Icelandair
26 May - 09 Jun Icelandair

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

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