There are most likely no direct flights on the Seattle — Barcelona route
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 Barcelona. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Seattle to Barcelona, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
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There are most likely no direct flights on the Seattle — Barcelona route
There appear to be no non-stop flights from Seattle to Barcelona at this time.... Well, or something went wrong on our side and we couldn't find anything
starting at $314
starting at $414
The route Seattle — Barcelona is served by several airlines: Icelandair and Westjet. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $314 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.
We couldn't find any special offers for flights from Seattle to Barcelona
The cheapest one-way flight from Seattle to Barcelona departs on 08/12/2026, is operated by Icelandair and costs $314
The cheapest roundtrip flight from Seattle to Barcelona departs on 08/08/2026, is operated by Condor and costs $676
Fastest flight from Seattle to Barcelona takes 17 hours
There are no direct flights on this route.
The distance between Seattle and Barcelona is 8712km (5401 miles). The time difference between Seattle and Barcelona is 9h
The cheapest flight ticket from Seattle to Barcelona according to data for the last 48 hours costs $314
Often the best time to buy tickets from Seattle to Barcelona is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Seattle to Barcelona can be found flying in these months: August, June.
The fastest flights from Seattle to Barcelona start from 17 hours in the air.
The following airlines operate direct flights on the route Seattle — Barcelona:
The minimum one-way ticket price from Seattle to Barcelona is $314 (August 2026), while the maximum is $414 (June 2026). On average, a ticket costs $364–$414.
