OPOFrancisco Sá Carneiro Airport
Porto, Portugal
IADWashington Dulles International Airport
Washington, United States
$1,003 USD
-49%$512 USD
Verified Nov 29, 2025 at 7:05 AMJanuary 2026
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Fair Availability
28% of dates checked are available within 10% of the lowest price
Sunday, January 4th, 2026
0 round-trip options
No flight details available for this date.