Cheap Flights from Barcelona to Seattle from $481

Frequently Asked Questions

• What are the cheapest flights from Barcelona to Seattle (BCN-SEA)?

  Based on Trip.com data, Level offers one-way fares as low as $481 on Cheapest nonstop routes (e.g. BCN to SEA on Wed, Jun 17), while Condor Airlines offers Cheapest nonstop round-trips from $645 departing on Tue, Jun 23 and returning on Fri, Jun 26.

• Which airlines offer direct flights from Barcelona to Seattle?

  At the moment, you can catch a nonstop flight from Barcelona to Seattle with the following airlines, including: Air France Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from Barcelona (BCN) to Seattle (SEA) and what is the distance?

  It takes around 11 hours 28 minutes to fly from Barcelona (BCN) to Seattle (SEA).

• When is the best time to book flights from Barcelona to Seattle?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Barcelona to Seattle is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Barcelona to Seattle?

  Based on Trip.com data in the past 4 weeks, there is 1 flight per week flying from Barcelona to Seattle. You can check the weekly schedule for popular airlines on this route below: Air France: -/-/T/-/T/-/S -- AF3577 (13:40)

• How can I find the best deals on flights from Barcelona to Seattle?

  To find best deals on flights from Barcelona to Seattle, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Jun 17, with one-way flights priced at just $481.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air France.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Seattle travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Barcelona (BCN) to Seattle (SEA) the cheapest?

  The cheapest months to fly from Barcelona to Seattle is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Barcelona to Seattle on?

  After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Barcelona to Seattle on June 21, 2026 with WestJet, with prices starting at $321.

• Which airports can I fly to for Seattle from Barcelona?

  You can land at any one of the following hubs in Seattle, with Josep Tarradellas Barcelona-El Prat Airport to Seattle-Tacoma International Airport (BCN-SEA) is by far the most common option on this route: Seattle-Tacoma International Airport (SEA) King County (Boeing Field) International Airport (BFI) Kenmore Air Harbor Seaplane Base (LKE).

• Is there any time difference between Barcelona and Seattle?

  The time difference between Seattle and Barcelona is 9h.

• How do I change or cancel my ticket from Barcelona to Seattle?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.