Cheap Flights from Barcelona to Seattle, WA from $294

Return flight: Seattle – Barcelona

On Cheapflightsplus.com you will find 1000 connecting flights from Barcelona to Seattle. You can compare airfare deals from 33 airlines and multiple travel sites from $294, book and save on cheap plane tickets and last minute offers. Also check out BCN-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Barcelona to Seattle Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $294 (one-way), $504 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from Barcelona to Seattle. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
10:15 — 11:35
+1 day
10:10 — 11:35 BA473 British Airways
Barcelona — London
22h 10m stop
09:45 — 11:30 BA53 British Airways
London — Seattle
34h 20m
including layover
Find flight
from$397
10:45 — 19:40
10:45 — 13:30 BA1552 British Airways
Barcelona — Chicago
3h 30m stop
17:49 — 20:25 BA5316 British Airways
Chicago — Seattle
17h 55m
including layover
Find flight
from$390
11:00 — 17:50
11:00 — 12:50 EI563 Aer Lingus
Barcelona — Dublin
3h 20m stop
16:10 — 17:50 EI53 Aer Lingus
Dublin — Seattle
15h 50m
including layover
Find flight
from$410
12:20 — 21:19
12:20 — 16:45 BA1649 British Airways
Barcelona — Dallas
2h 5m stop
18:50 — 21:19 BA2491 British Airways
Dallas — Seattle
17h 59m
including layover
Find flight
from$392
13:20 — 22:36
13:20 — 17:25 VY9791 Vueling
Barcelona — San Francisco
2h 54m stop
20:19 — 22:36 HA7031 Hawaiian Airlines
San Francisco — Seattle
18h 16m
including layover
Find flight
from$378
13:20 — 22:36
13:20 — 17:25 VY9791 Vueling
Barcelona — San Francisco
2h 54m stop
20:19 — 22:36 AS1327 Alaska Airlines
San Francisco — Seattle
18h 16m
including layover
Find flight
from$380
14:05 — 08:07
+1 day
14:05 — 18:10 IB2621 Iberia
Barcelona — San Francisco
11h 50m stop
06:00 — 08:07 HA7023 Hawaiian Airlines
San Francisco — Seattle
27h 2m
including layover
Find flight
from$328
14:05 — 09:10
+1 day
14:05 — 18:10 IB2621 Iberia
Barcelona — San Francisco
12h 50m stop
07:00 — 09:10 HA7024 Hawaiian Airlines
San Francisco — Seattle
28h 5m
including layover
Find flight
from$328
15:05 — 11:35
+1 day
14:35 — 15:55 BA475 British Airways
Barcelona — London
17h 20m stop
09:45 — 11:30 BA53 British Airways
London — Seattle
29h 30m
including layover
Find flight
from$397
15:15 — 11:35
+1 day
15:15 — 16:30 BA8760 British Airways
Barcelona — London
17h 20m stop
09:50 — 11:35 IB3509 Iberia
London — Seattle
29h 20m
including layover
Find flight
from$429
17:10 — 11:35
+1 day
17:10 — 18:30 BA407 British Airways
Barcelona — London
15h 20m stop
09:50 — 11:35 BA53 British Airways
London — Seattle
27h 25m
including layover
Find flight
from$390
17:10 — 18:20
+1 day
16:55 — 18:15 BA407 British Airways
Barcelona — London
22h stop
16:30 — 18:20 BA49 British Airways
London — Seattle
34h 10m
including layover
Find flight
from$397
18:30 — 10:29
+1 day
18:30 — 21:40 IB2627 Iberia
Barcelona — New York
9h 40m stop
07:20 — 10:29 HA4991 Hawaiian Airlines
New York — Seattle
24h 59m
including layover
Find flight
from$308
18:30 — 10:29
+1 day
18:30 — 21:40 IB2627 Iberia
Barcelona — New York
9h 40m stop
07:20 — 10:29 AS21 Alaska Airlines
New York — Seattle
24h 59m
including layover
Find flight
from$311
21:20 — 11:35
+1 day
21:20 — 22:35 BA487 British Airways
Barcelona — London
11h 15m stop
09:50 — 11:35 BA53 British Airways
London — Seattle
23h 15m
including layover
Find flight
from$390
*Departure and arrival times - local. Updated on May 23, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Barcelona to Seattle depends on and how to choose the most interesting flight option for you.

Distance between Barcelona and Seattle is 8730 miles. Time difference between the cities is 9h. Airplanes depart 01:55 to 23:55 from 1 Barcelona airport and arrive 01:55 to 23:55 to 3 Seattle airports. Average flight time is 28h 57m.

  • The fastest flight 13h 45m
  • Average flight time 28h 57m
  • The earliest flight 01:55
  • The latest flight 23:55
  • Distance 5425 ml

The cheapest months to travel to Seattle are august (from 393 $), october (from 411 $), september (from 438 $).

The most expensive months are november (from 846 $), january (from 787 $), february (from 783 $).

What is the lowest airfare Barcelona to Seattle?

The cheapest plane ticket found by our users is $294. This airfare is for economy class on one-way W46018 flight by Aero Services Executive for August 28, 2025 which leaves Barcelona in Barcelona at 10:00 am and arrives at Seattle Seattle-Tacoma Intl at 08:53.

Economy class
$294
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Business class
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First class
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Popular Airlines on the Route

The flight Barcelona — Seattle is served by 33 regular airlines and 9 low-cost airlines. Most of the flights on this route are operated by SATA International - 1 departures per week at the price of from $ 540 . And the most expensive tickets are offered by Aer Lingus airline - from $ 711.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 1000 flights with layovers on the route. The fastest connecting flight is LH1125 by Lufthansa takes 13h 45m and the cheapest is W46018 by Aero Services Executive for $294.

  • S4 - SATA International
    from $540
    Find
  • TU - Tunisair
    from $637
    Find
  • VY - Vueling
    from $313
    Find
  • FI - Icelandair
    from $501
    Find
  • LX - SWISS International Air Lines
    from $391
    Find
  • FR - Ryanair
    from $444
    Find
  • HV - Transavia Airlines
    from $603
    Find
  • A3 - Aegean Airlines
    from $535
    Find
  • DY - Norwegian
    from $414
    Find
  • OG - Air Onix
    from $423
    Find
  • SK - SAS
    from $478
    Find
  • IB - Iberia
    from $308
    Find
See more connecting flights

Airports

You can fly from Barcelona to Seattle from 1 airports (Barcelona).

Barcelona airports

  • Barcelona-BCN
    from $294
    Find

Seattle airports

  • Boeing Field International Airport-BFI
    Find
  • Seattle-Tacoma Intl-SEA
    Find
  • Kenmore Air Harbor SPB-LKE
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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