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
Monday, January 19th, 2026
8 round-trip options
Returning
Sun, Jan 25, 2026•6 Day Trip
$825 USD
Returning
Mon, Jan 26, 2026•7 Day Trip
$812 USD
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Tue, Jan 27, 2026•8 Day Trip
$825 USD
Returning
Wed, Jan 28, 2026•9 Day Trip
$852 USD
Returning
Thu, Jan 29, 2026•10 Day Trip
$825 USD
Returning
Fri, Jan 30, 2026•11 Day Trip
$956 USD
Returning
Sun, Feb 1, 2026•13 Day Trip
$825 USD
Returning
Mon, Feb 2, 2026•14 Day Trip
$812 USD