Flights from Washington, D.C. to Portugal

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

From

To

Budget

USD

Washington, D.C. (IAD)to

Lisbon (LIS)

May 06 2025 - May 11 2025

From

USD 1,354

Viewed 1 day ago

Round trip
/
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)

May 31 2025 - Jun 06 2025

From

USD 1,555

Viewed 1 day ago

Round trip
/
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)

May 06 2025 - May 12 2025

From

USD 1,558

Viewed 12 hrs ago

Round trip
/
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)

Jul 01 2025 - Jul 13 2025

From

USD 1,579

Viewed 1 day ago

Round trip
/
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)

Jul 02 2025 - Jul 13 2025

From

USD 1,721

Viewed 1 day 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.

Blue image with a map of Iceland and text that reads: Include a little more of Iceland in your journey. Add a Stopover

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

From

To

Budget

USD

Please use the search function at the top of the page to find our best flight deals

*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.