Looking for the price of a flight from Seattle to Porto?

There’s no fixed price — fares between Seattle and Porto can vary a lot by day or time.

Select your dates to check current offers.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Which airports are most convenient between Seattle and Porto?

Whether it’s cost or connection time, the right airport combination can make a difference.

• Airports in Seattle: There are 2 airports in Seattle - Boeing Field, Lake Union.
• Airports in Porto: Porto is the only functioning airport for now.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Plan your perfect flight from Seattle to Porto

Jetcost gives you full control over your flight search. Filter by date, time, duration, price, and airline. See round-trip and one-way options from low-cost and full-service carriers like Ryanair, British Airways, Easyjet, and more.

Other popular destinations

Planning a trip to Portugal? Other frequent searches include: Faro, Funchal, Lisbon, Ponta Delgada, Porto.

Some airlines include baggage in the fare, others don’t — always check the details before booking. If you're looking for round-trip flights, you can easily see the most convenient combinations.