IADWashington Dulles International Airport
Washington, United States
OPOFrancisco Sá Carneiro Airport
Porto, Portugal
$1,268 USD
-61%$495 USD
Verified Sep 21, 2025 at 3:33 PMOctober 2025
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Extremely Rare Availability
2% of dates checked are available within 10% of the lowest price
Saturday, October 11th, 2025
10 round-trip options
Returning
Thu, Oct 16, 2025•5 Day Trip
$2,071 USD
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Fri, Oct 17, 2025•6 Day Trip
$2,170 USD
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Sat, Oct 18, 2025•7 Day Trip
$1,771 USD
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Sun, Oct 19, 2025•8 Day Trip
$2,304 USD
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Mon, Oct 20, 2025•9 Day Trip
$2,855 USD
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Tue, Oct 21, 2025•10 Day Trip
$2,662 USD
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Wed, Oct 22, 2025•11 Day Trip
$1,929 USD
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Thu, Oct 23, 2025•12 Day Trip
$1,783 USD
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Fri, Oct 24, 2025•13 Day Trip
$2,345 USD
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Sat, Oct 25, 2025•14 Day Trip
$2,261 USD