Helping travelers to find the best flight offers
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Seattle to Porto
We tried looking for a list of airlines flying on Seattle to Porto route and that list simply appears to be empty
There appear to be no direct flights from Seattle to Porto at this time.... Well, or something went wrong on our side and we couldn't find anything
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Seattle to Porto:
Unfortunately, we were unable to find any airports in Seattle. We'll try to look better another time
Often the best time to buy tickets from Seattle to Porto is 2 months before departure.
The following airlines operate direct flights on the route Seattle — Porto:
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
A direct flight is the most convenient and comfortable way to fly from Seattle to Porto, despite the fact that sometimes flights with transfers can cost significantly less.
Unable to find information about the schedule of direct flights from
Below you will find a list of airlines operating flights on the Seattle — Porto route and the starting prices for flights of each specific airline on it.
There is no information about the cheapest one-way flight from Seattle to Porto
The cheapest roundtrip flight from Seattle to Porto departs on 09/29/2025, is operated by Icelandair and costs $739
There is no information about the fastest flight from Seattle to Porto
There are no direct flights on this route.
The distance between Seattle and Porto is 8187km (5076 miles). The time difference between Seattle and Porto is 8h .
We couldn't find any special offers for flights from Seattle to Porto
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Seattle to Porto. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.