LISPortela Airport
Lisbon, Portugal
IADWashington Dulles International Airport
Washington, United States
$5,843 USD
-38%$3,613 USD
Verified Nov 28, 2025 at 9:26 PMDecember 2025
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Great Availability
64% of dates checked are available within 10% of the lowest price
Monday, December 1st, 2025
2 round-trip options
Returning
Sun, Dec 7, 2025•6 Day Trip
$15,255 USD
Returning
Sun, Dec 14, 2025•13 Day Trip
$9,636 USD