Chicago (ORD) to Oslo (OSL) flight deal in economy from $421
$731 USD
-42%$421 USD
Verified 10 days agoAugust 2026
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Rare Availability
9% of dates checked are available within 10% of the lowest price
Monday, August 31st, 2026
6 round-trip options
Returning
Sat, Sep 5, 2026•5 Day Trip
$704 USD
Returning
Mon, Sep 7, 2026•7 Day Trip
$1,184 USD
Returning
Thu, Sep 10, 2026•10 Day Trip
$700 USD
Returning
Fri, Sep 11, 2026•11 Day Trip
$770 USD
Returning
Sun, Sep 13, 2026•13 Day Trip
$1,058 USD
Returning
Mon, Sep 14, 2026•14 Day Trip
$923 USD