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.
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
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.
Starting at $697
Starting at $665
Starting at $454
Starting at $469
Starting at $497
Starting at $787
Starting at $753
Starting at $986
Starting at $1,544
Starting at $1,446
The cheapest flight ticket from Seattle to Porto according to data for the last 48 hours costs $454
Often the best time to buy tickets from Seattle to Porto is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Seattle to Porto can be found flying in these months: November, January, September.
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: