Find cheap flights from Seattle(SEA) to Porto(OPO)

Fly.com’s Fare Calendars can instantly show you the cheapest dates to fly from Seattle to Porto. Just check the departure dates below and select a return date and find the lowest price for your trip to Porto.

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*Fares displayed on this page were found by Fly.com users within the past 48 hours. Fares are based on return travel and may have expired.

Seattle to Porto Route Information

Origin Airport	Seattle
Destination Airport	Porto
Airlines Serving	American Airlines
Flight Price	$
Distance	8188.0KM

FAQ For Bookings Seattle to Porto Flights

How long does a flight from Seattle to Porto take?

An average nonstop flight takes 1h 14m,covering a distance of 308 miles.

How many flights are there between Seattle and Porto?

There are 1,526(nonstop) flights between Seattle and Porto per week,averaglng 227 per day.

Which airlines provide the cheapest flights from Seattle to Porto?

In the past 3 days,the cheapest round-trip tickets were found on Alaska Airlines($87) and Delta ($97).

Do I need a passpost to fly between Seattle and Porto?

Which airlines fly most frequently between Seattle and Porto?

Southwest (21 times Daily),Virgin Australia (20 times Daily),WestJet(21 times Daily) are the most frequent flyers on this route

What's the cheapest day of the week to fly Seattle to Porto?

For Seattle to Porto,Wednesday is the cheapest day to fly on average and Friday is the most expensive.Flying from Porto back to Seattle,the best deals are generally found on Tuesday,with Friday being the most expensive.