LISPortela Airport
Lisbon, Portugal
IADWashington Dulles International Airport
Washington, United States
$6,773 USD
-47%$3,591 USD
Verified Nov 3, 2025 at 5:44 PMDecember 2025
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Good Availability
55% of dates checked are available within 10% of the lowest price
Thursday, December 4th, 2025
8 round-trip options
Returning
Tue, Dec 9, 2025•5 Day Trip
$14,990 USD
Returning
Wed, Dec 10, 2025•6 Day Trip
$14,990 USD
Returning
Fri, Dec 12, 2025•8 Day Trip
$14,990 USD
Returning
Sat, Dec 13, 2025•9 Day Trip
$9,293 USD
Returning
Sun, Dec 14, 2025•10 Day Trip
$14,990 USD
Returning
Mon, Dec 15, 2025•11 Day Trip
$9,293 USD
Returning
Wed, Dec 17, 2025•13 Day Trip
$14,990 USD
Returning
Thu, Dec 18, 2025•14 Day Trip
$14,990 USD