Chicago (ORD) to Oslo (OSL) flight deal in economy from $522
$707 USD
-26%$522 USD
Verified about 5 hours agoAugust 2026
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Fair Availability
35% of dates checked are available within 10% of the lowest price
Monday, August 17th, 2026
9 round-trip options
Returning
Sat, Aug 22, 2026•5 Day Trip
$643 USD
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Sun, Aug 23, 2026•6 Day Trip
$576 USD
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Mon, Aug 24, 2026•7 Day Trip
$576 USD
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Tue, Aug 25, 2026•8 Day Trip
$593 USD
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Wed, Aug 26, 2026•9 Day Trip
$593 USD
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Thu, Aug 27, 2026•10 Day Trip
$593 USD
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Fri, Aug 28, 2026•11 Day Trip
$643 USD
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Sat, Aug 29, 2026•12 Day Trip
$623 USD
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Sun, Aug 30, 2026•13 Day Trip
$576 USD