Flights from Washington, D.C. to Portugal available from USD 986*

Promo code

Fly in the next three months: Flights from Washington, D.C. to to Portugal

USD

Washington, D.C. (IAD)to

Lisbon (LIS)
Aug 26 2025 - Sep 11 2025
From
USD 986
Viewed 11 hrs ago
Round trip
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)
Sep 10 2025 - Sep 14 2025
From
USD 987
Viewed 1 day ago
Round trip
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)
Aug 26 2025 - Sep 10 2025
From
USD 1,316
Viewed 11 hrs ago
Round trip
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)
Aug 25 2025 - Sep 10 2025
From
USD 1,316
Viewed 11 hrs ago
Round trip
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)
Sep 18 2025 - Sep 24 2025
From
USD 1,495
Viewed 2 days ago
Round trip
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)
Aug 02 2025 - Aug 09 2025
From
USD 3,020
Viewed 2 days ago
Round trip
Economy

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

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Plan ahead for your trip from Washington, D.C. to Portugal with Icelandair

USD
Plan ahead for your trip from Washington, D.C. to Portugal with Icelandair
From
To
Fare type
Dates
Price
Washington, D.C. (IAD)Lisbon (LIS)Round trip
/
Economy		Apr 03 2026 - Apr 10 2026

From

USD 1,208

Viewed 1 day ago

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.