OPOFrancisco Sá Carneiro Airport
Porto, Portugal
IADWashington Dulles International Airport
Washington, United States
$1,018 USD
-42%$589 USD
Verified Oct 15, 2025 at 10:54 PMOctober 2025
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Fair Availability
25% of dates checked are available within 10% of the lowest price
Thursday, October 30th, 2025
5 round-trip options
Returning
Tue, Nov 4, 2025•5 Day Trip
$1,263 USD
Returning
Thu, Nov 6, 2025•7 Day Trip
$1,083 USD
Returning
Sun, Nov 9, 2025•10 Day Trip
$1,083 USD
Returning
Tue, Nov 11, 2025•12 Day Trip
$2,688 USD
Returning
Thu, Nov 13, 2025•14 Day Trip
$1,388 USD