Washington (IAD) to Oslo (OSL) flight deal in economy from $494
IADWashington Dulles International Airport
Washington, United States
OSLOslo Airport, Gardermoen
Oslo, Norway
$724 USD
-32%$494 USD
Verified about 9 hours agoSeptember 2026
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Fair Availability
25% of dates checked are available within 10% of the lowest price
Friday, September 25th, 2026
8 round-trip options
Returning
Wed, Sep 30, 2026•5 Day Trip
$760 USD
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Fri, Oct 2, 2026•7 Day Trip
$710 USD
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Sat, Oct 3, 2026•8 Day Trip
$715 USD
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Sun, Oct 4, 2026•9 Day Trip
$668 USD
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Tue, Oct 6, 2026•11 Day Trip
$696 USD
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Wed, Oct 7, 2026•12 Day Trip
$674 USD
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Thu, Oct 8, 2026•13 Day Trip
$720 USD
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Fri, Oct 9, 2026•14 Day Trip
$740 USD