Flights from Seattle to Porto from US$ 599.99*

Discover Flights from Seattle to Porto

Seattle (SEA)to

Porto (OPO)
11/19/2024 - 12/07/2024
From
US$ 1,049.98*
Updated: 16 hrs ago
Round-trip
/
Economy

Seattle (SEA)to

Porto (OPO)
01/19/2025 - 01/20/2025
From
US$ 1,079.98*
Updated: 16 hrs ago
Round-trip
/
Economy

Seattle (SEA)to

Porto (OPO)
12/29/2024 - 01/16/2025
From
US$ 1,079.98*
Updated: 16 hrs ago
Round-trip
/
Economy

Seattle (SEA)to

Porto (OPO)
03/04/2025 - 03/06/2025
From
US$ 1,149.98*
Updated: 16 hrs ago
Round-trip
/
Economy

Seattle (SEA)to

Porto (OPO)
02/28/2025 - 03/06/2025
From
US$ 1,149.98*
Updated: 16 hrs ago
Round-trip
/
Economy

Seattle (SEA)to

Porto (OPO)
01/13/2025 - 01/27/2025
From
US$ 1,159.98*
Updated: 1 day ago
Round-trip
/
Economy

*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

Flights from Seattle to Porto

Best Flights Deals from Seattle to Porto

US$

Seattle (SEA)to

Porto (OPO)
Depart: 01/19/2025

One-way

/

Economy

From
US$ 599.99*
Updated: 16 hrs ago

Seattle (SEA)to

Porto (OPO)
Depart: 12/29/2024

One-way

/

Economy

From
US$ 599.99*
Updated: 16 hrs ago

Seattle (SEA)to

Porto (OPO)
Depart: 11/19/2024

One-way

/

Economy

From
US$ 599.99*
Updated: 16 hrs ago

Seattle (SEA)to

Porto (OPO)
Depart: 02/28/2025

One-way

/

Economy

From
US$ 629.99*
Updated: 16 hrs ago

*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

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