LISPortela Airport
Lisbon, Portugal
IADWashington Dulles International Airport
Washington, United States
$7,743 USD
-53%$3,603 USD
Verified 1 day agoFebruary 2026
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Good Availability
46% of dates checked are available within 10% of the lowest price
Thursday, February 12th, 2026
5 round-trip options
Returning
Tue, Feb 17, 2026•5 Day Trip
$9,253 USD
Returning
Mon, Feb 23, 2026•11 Day Trip
$3,610 USD
Returning
Tue, Feb 24, 2026•12 Day Trip
$3,610 USD
Returning
Wed, Feb 25, 2026•13 Day Trip
$3,610 USD
Returning
Thu, Feb 26, 2026•14 Day Trip
$3,610 USD