Chicago (ORD) to Oslo (OSL) flight deal in economy from $421
$731 USD
-42%$421 USD
Verified 10 days agoJuly 2026
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Rare Availability
9% of dates checked are available within 10% of the lowest price
Friday, July 31st, 2026
6 round-trip options
Returning
Wed, Aug 5, 2026•5 Day Trip
$3,906 USD
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Fri, Aug 7, 2026•7 Day Trip
$3,956 USD
Returning
Mon, Aug 10, 2026•10 Day Trip
$3,906 USD
Returning
Tue, Aug 11, 2026•11 Day Trip
$3,906 USD
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Thu, Aug 13, 2026•13 Day Trip
$3,901 USD
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Fri, Aug 14, 2026•14 Day Trip
$3,701 USD