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 agoNovember 2026
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Fair Availability
25% of dates checked are available within 10% of the lowest price
Saturday, November 28th, 2026
8 round-trip options
Returning
Thu, Dec 3, 2026•5 Day Trip
$507 USD
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Sat, Dec 5, 2026•7 Day Trip
$507 USD
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Sun, Dec 6, 2026•8 Day Trip
$494 USD
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Mon, Dec 7, 2026•9 Day Trip
$507 USD
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Tue, Dec 8, 2026•10 Day Trip
$494 USD
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Thu, Dec 10, 2026•12 Day Trip
$799 USD
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Fri, Dec 11, 2026•13 Day Trip
$591 USD
Returning
Sat, Dec 12, 2026•14 Day Trip
$609 USD