OPOFrancisco Sá Carneiro Airport
Porto, Portugal
IADWashington Dulles International Airport
Washington, United States
$690 USD
-20%$554 USD
Verified Nov 5, 2025 at 11:58 PMNovember 2025
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Great Availability
63% of dates checked are available within 10% of the lowest price
Wednesday, November 5th, 2025
0 round-trip options
No flight details available for this date.