Oslo (OSL) to Washington (IAD) flight deal in economy from $427
OSLOslo Airport, Gardermoen
Oslo, Norway
IADWashington Dulles International Airport
Washington, United States
$755 USD
-43%$427 USD
Verified about 7 hours agoDecember 2026
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Limited Availability
18% of dates checked are available within 10% of the lowest price
Friday, December 11th, 2026
1 round-trip options
Returning
Thu, Dec 17, 2026•6 Day Trip
$1,259 USD