LISPortela Airport
Lisbon, Portugal
IADWashington Dulles International Airport
Washington, United States
$7,743 USD
-53%$3,603 USD
Verified 1 day agoDecember 2025
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Good Availability
46% of dates checked are available within 10% of the lowest price
Monday, December 1st, 2025
10 round-trip options
Returning
Sat, Dec 6, 2025•5 Day Trip
$9,327 USD
Returning
Sun, Dec 7, 2025•6 Day Trip
$9,269 USD
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Mon, Dec 8, 2025•7 Day Trip
$9,269 USD
Returning
Tue, Dec 9, 2025•8 Day Trip
$9,269 USD
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Wed, Dec 10, 2025•9 Day Trip
$9,269 USD
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Thu, Dec 11, 2025•10 Day Trip
$9,269 USD
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Fri, Dec 12, 2025•11 Day Trip
$9,269 USD
Returning
Sat, Dec 13, 2025•12 Day Trip
$9,269 USD
Returning
Sun, Dec 14, 2025•13 Day Trip
$9,269 USD
Returning
Mon, Dec 15, 2025•14 Day Trip
$9,269 USD