Flights from Seattle to Portugal from USD 522

Fly in the next three months: Flights from Seattle to to Portugal

From

To

Budget

USD

Seattle (SEA)to

Lisbon (LIS)

Nov 07 2025 - Nov 16 2025

From

USD 907

Viewed 2 days ago

Round trip
/
Economy

Seattle (SEA)to

Lisbon (LIS)

Nov 16 2025 - Nov 21 2025

From

USD 1,023

Viewed 1 day ago

Round trip
/
Economy

Seattle (SEA)to

Lisbon (LIS)

Nov 04 2025 - Nov 18 2025

From

USD 1,251

Viewed 21 hrs ago

Round trip
/
Economy

Seattle (SEA)to

Lisbon (LIS)

Sep 29 2025 - Oct 23 2025

From

USD 1,282

Viewed 1 day ago

Round trip
/
Economy

Seattle (SEA)to

Lisbon (LIS)

Sep 27 2025 - Oct 17 2025

From

USD 1,622

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 Seattle to Portugal with Icelandair

From

To

Budget

USD

Plan ahead for your trip from Seattle to Portugal with Icelandair
From	To	Fare type	Dates	Price
Seattle (SEA)	Lisbon (LIS)	Round trip / Economy	Apr 04 2026 - Apr 12 2026	From USD 522 Viewed 1 day ago

From
To
Fare type
Dates
Price

Seattle (SEA)

Lisbon (LIS)

Round trip

/

Economy

Apr 04 2026 - Apr 12 2026

From
USD 522*
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.