How much is a ticket from Seattle to Porto?

Depending on when you travel and how far in advance you book, fares between Seattle and Porto can differ a lot.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

Which airports serve Seattle and Porto?

When planning a trip of about 8187 km, it's a good idea to check flights from surrounding airports too.

• Airports in Seattle: Seattle is connected to 2 airports - Boeing Field, Lake Union.
• Airports in Porto: The only active airport in Porto is Porto.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Smart ways to search flights from Seattle to Porto

Use Jetcost to view tailored results based on what you care about — time, duration, number of stops, or even your preferred booking agency. Results include the best airlines and travel agencies.

Other popular destinations

Flying to Portugal? Other travelers also searched: Faro, Funchal, Lisbon, Ponta Delgada, Porto.

Prefer non-stop flights? Just activate the filter to skip unnecessary layovers. If your dates are flexible, you can also explore different departure and return combinations to find the best fit.