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 11 hours agoAugust 2026
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Fair Availability
25% of dates checked are available within 10% of the lowest price
Thursday, August 27th, 2026
7 round-trip options
Returning
Tue, Sep 1, 2026•5 Day Trip
$777 USD
Returning
Wed, Sep 2, 2026•6 Day Trip
$754 USD
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Thu, Sep 3, 2026•7 Day Trip
$754 USD
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Sat, Sep 5, 2026•9 Day Trip
$804 USD
Returning
Mon, Sep 7, 2026•11 Day Trip
$1,014 USD
Returning
Tue, Sep 8, 2026•12 Day Trip
$820 USD
Returning
Thu, Sep 10, 2026•14 Day Trip
$824 USD