How much is a flight from Seattle to Porto?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Seattle and Porto.

Pick a travel date to see today’s available fares.

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Seattle - Porto route.

Exploring all airports near Seattle and Porto

Checking all the airports available in the area can give you more departure and arrival options for your trip.

• Airports in Seattle: 2 different airports operate in Seattle - Boeing Field, Lake Union.
• Airports in Porto: Porto is the only option available right now.

Looking at expected traffic to the airport can help avoid surprises on departure day. On busy routes, flying from a quieter airport might also save you money.

Adjust your flight filters for Seattle – Porto

Jetcost gives you tools to search smarter. Pick your ideal price range, airline, departure time, and flight type — then compare offers from the best travel agencies and carriers.

Other popular destinations

Planning a trip to Portugal? These cities are popular too: Faro, Funchal, Lisbon, Ponta Delgada, Porto.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.