IADWashington Dulles International Airport
Washington, United States
OPOFrancisco Sá Carneiro Airport
Porto, Portugal
$1,204 USD
-63%$441 USD
Verified Nov 29, 2025 at 7:02 AMJanuary 2026
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Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price
Saturday, January 3rd, 2026
10 round-trip options
Returning
Thu, Jan 8, 2026•5 Day Trip
$2,638 USD
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Fri, Jan 9, 2026•6 Day Trip
$2,372 USD
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Sat, Jan 10, 2026•7 Day Trip
$2,372 USD
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Sun, Jan 11, 2026•8 Day Trip
$2,358 USD
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Mon, Jan 12, 2026•9 Day Trip
$1,897 USD
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Tue, Jan 13, 2026•10 Day Trip
$1,994 USD
Returning
Wed, Jan 14, 2026•11 Day Trip
$1,956 USD
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Thu, Jan 15, 2026•12 Day Trip
$1,931 USD
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Fri, Jan 16, 2026•13 Day Trip
$2,108 USD
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Sat, Jan 17, 2026•14 Day Trip
$2,063 USD