BCN - SEA

£418 Find Cheap Flights from Barcelona to Seattle – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 34% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest return fare
£602
Typical prices: £573-£670
Icelandair
Fri 9/4Sat 15/5
BCN - SEA • 1 stop
Cheapest direct flights
£724
KLM
Sun 25/4Tue 4/5
BCN - SEA • Direct
Direct flights
Not available
There are currently no direct flights between Barcelona and Seattle. You’ll need at least 1 connection.
Insights
Insights
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 3 weeks in advance save around 17% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
Cheapest • 13% price drop
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Seattle!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Barcelona to Seattle (BCN-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Barcelona to Seattle

Fri, 9 Apr - Sat, 15 May
Icelandair Logo
15:45 - 20:40BCN  Barcelona-El Prat-SEA Seattle/Tacoma Intl
13h 55m1 stop Reykjavik Keflavik Intl
Icelandair Logo
15:40 - 14:45SEA  Seattle/Tacoma Intl-BCN Barcelona-El Prat
14h 05m1 stop Reykjavik Keflavik Intl
£602Icelandair
Fri, 9 Apr - Wed, 12 May
Icelandair Logo
15:45 - 20:40BCN  Barcelona-El Prat-SEA Seattle/Tacoma Intl
13h 55m1 stop Reykjavik Keflavik Intl
Icelandair Logo
23:25 - 14:45SEA  Seattle/Tacoma Intl-BCN Barcelona-El Prat
30h 20m1 stop Reykjavik Keflavik Intl
£604Icelandair
Fri, 9 Apr - Sun, 16 May
Icelandair Logo
15:45 - 20:40BCN  Barcelona-El Prat-SEA Seattle/Tacoma Intl
13h 55m1 stop Reykjavik Keflavik Intl
Icelandair Logo
15:40 - 14:45SEA  Seattle/Tacoma Intl-BCN Barcelona-El Prat
14h 05m1 stop Reykjavik Keflavik Intl
£614Icelandair
Sat, 1 May - Wed, 12 May
Multiple Airlines Logo
07:00 - 15:45BCN  Barcelona-El Prat-SEA Seattle/Tacoma Intl
17h 45m1 stop Frankfurt am Main
Multiple Airlines Logo
12:00 - 22:20SEA  Seattle/Tacoma Intl-BCN Barcelona-El Prat
25h 20m2 stops Los Angeles Frankfurt am Main
£625Multiple Airlines
Sat, 17 Apr - Fri, 30 Apr
Turkish Airlines Logo
12:05 - 17:20BCN  Barcelona-El Prat-SEA Seattle/Tacoma Intl
38h 15m1 stop Istanbul
Turkish Airlines Logo
19:15 - 17:45SEA  Seattle/Tacoma Intl-BCN Barcelona-El Prat
37h 30m1 stop Istanbul
£650Turkish Airlines
Sat, 21 Nov - Wed, 2 Dec
Turkish Airlines Logo
06:30 - 17:10BCN  Barcelona-El Prat-SEA Seattle/Tacoma Intl
19h 40m1 stop Istanbul
Turkish Airlines Logo
19:05 - 17:15SEA  Seattle/Tacoma Intl-BCN Barcelona-El Prat
37h 10m1 stop Istanbul
£651Turkish Airlines
Thu, 14 Jan - Sun, 17 Jan
United Airlines Logo
05:45 - 12:00BCN  Barcelona-El Prat-SEA Seattle/Tacoma Intl
15h 15m1 stop Frankfurt am Main
United Airlines Logo
17:44 - 08:20SEA  Seattle/Tacoma Intl-BCN Barcelona-El Prat
29h 36m2 stops San Francisco Newark
£659United Airlines
Thu, 14 Jan - Sun, 17 Jan
United Airlines Logo
05:45 - 12:00BCN  Barcelona-El Prat-SEA Seattle/Tacoma Intl
15h 15m1 stop Frankfurt am Main
United Airlines Logo
22:50 - 08:20SEA  Seattle/Tacoma Intl-BCN Barcelona-El Prat
24h 30m1 stop Newark
£660United Airlines
Fri, 9 Apr - Mon, 17 May
Icelandair Logo
15:45 - 20:40BCN  Barcelona-El Prat-SEA Seattle/Tacoma Intl
13h 55m1 stop Reykjavik Keflavik Intl
Icelandair Logo
23:25 - 14:45SEA  Seattle/Tacoma Intl-BCN Barcelona-El Prat
30h 20m1 stop Reykjavik Keflavik Intl
£665Icelandair
Thu, 14 Jan - Sun, 17 Jan
United Airlines Logo
11:00 - 00:56BCN  Barcelona-El Prat-SEA Seattle/Tacoma Intl
22h 56m2 stops Newark San Francisco
United Airlines Logo
17:44 - 08:20SEA  Seattle/Tacoma Intl-BCN Barcelona-El Prat
29h 36m2 stops San Francisco Newark
£672United Airlines
Booking Insights

KAYAK’s insights & trends for Barcelona to Seattle flights

Get data-powered insights and trends into flights from Barcelona to Seattle to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from Barcelona-El Prat Airport to Seattle?

Flight prices are below average for this route right now.

Flights to Seattle from Barcelona-El Prat Airport usually cost between £603 and £626 in April.
The lowest price found in the past 5 days was £602 on Icelandair (9 Apr–15 May).

What is the cheapest month to fly from Barcelona-El Prat Airport to Seattle?

The cheapest month for flights from Barcelona-El Prat Airport to Seattle is October, where tickets cost £567 (return) on average. On the other hand, the most expensive months are July and March, where the average cost of round-trip tickets is £755 and £741 respectively.

How far in advance should I book a flight from Barcelona-El Prat Airport to Seattle?

To get a below average price on the flight from Barcelona-El Prat Airport to Seattle, you should book around 3 weeks before departure, which saves you about 17% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 14 weeks before departure.

Good to know - Cheap tickets from Barcelona to Seattle

Low season

March

Cheapest flight

£418
Best time to beat the crowds but there is an average 13% increase in price.
Most popular time to fly and prices are also 3% lower on average.
Flight from Barcelona to Seattle

When to book flights from Barcelona to Seattle

Are your dates flexible? Find out the best times to travel from Barcelona to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

FAQs for booking Barcelona to Seattle flights

  • How many flights are there between Barcelona-El Prat Airport and Seattle per day?

    There is a maximum of 1 direct flight a day that takes off from Barcelona-El Prat Airport and lands in Seattle, with an average flight time of 11h 35m. The most common departure time is 12:00 and most flights take off in the morning. Each week, there are 1 flights.

  • What is the cheapest flight from Barcelona-El Prat Airport to Seattle?

    In the last 5 days, the lowest price for a flight from Barcelona-El Prat Airport to Seattle was £418 for a one-way ticket and £602 for a return.

  • Which airlines offer Wi-Fi service onboard planes from Barcelona to Seattle?

    Delta, Air France, and Iberia offer inflight Wi-Fi service on the Barcelona to Seattle flight route.

  • Which aircraft models fly most regularly from Barcelona to Seattle?

    The Airbus A330-900neo is the aircraft model that flies most regularly on the Barcelona to Seattle flight route.

  • On which days can I fly direct from Barcelona to Seattle?

    You can catch a direct flight from Barcelona to Seattle on Friday.

  • How does KAYAK find such low prices on flights from Barcelona to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Barcelona to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Barcelona to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Barcelona is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Barcelona to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Seattle with an airline and back to Barcelona with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Barcelona to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from Barcelona up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Barcelona-El Prat Airport to Seattle

  • Looking for a cheap flight from Seattle to Barcelona? 25% of our users found flights on this route for £1,066 or less one-way.

More options for your flight from Barcelona to Seattle

Complete your trip to Seattle with a hotel stay or car hire