Alaska Airlines Seattle to Barcelona Flights

Cheapflightsplus.com will find cheap Alaska Airlines flights from Seattle to Barcelona. Compare airline ticket prices and book air tickets starting from $301 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Alaska Airlines, arrivals and departure details below.

Find Cheap Airfare Seattle (WA) — Barcelona by Alaska Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in december: one-way - $301, two-way – $516.
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
10:49 am — 4:15 pm
+1 day
10:49 am — 1:39 pm AS1048 Alaska Airlines
Seattle — Los Angeles
5h 51m stop
7:30 pm — 4:15 pm VY9794 Vueling
Los Angeles — Barcelona
20h 26m
including layover
Find flight
from$379
11:59 am — 4:15 pm
+1 day
11:59 am — 2:59 pm AS1144 Alaska Airlines
Seattle — Los Angeles
4h 31m stop
7:30 pm — 4:15 pm VY9794 Vueling
Los Angeles — Barcelona
19h 16m
including layover
Find flight
from$379
1:44 pm — 5:35 pm
+1 day
1:44 pm — 4:32 pm AS1300 Alaska Airlines
Seattle — Los Angeles
4h 18m stop
8:50 pm — 5:35 pm VY9794 Vueling
Los Angeles — Barcelona
18h 51m
including layover
Find flight
from$413
7:58 pm — 4:15 pm
+2 days
7:55 pm — 10:40 pm AS1223 Alaska Airlines
Seattle — Los Angeles
20h 47m stop
7:30 pm — 4:15 pm VY9794 Vueling
Los Angeles — Barcelona
35h 17m
including layover
Find flight
from$310
8:26 am — 11:50 am
+1 day
7:00 am — 3:13 pm AS306 Alaska Airlines
Seattle — Boston
5h 45m stop
11:25 pm — 12:35 pm VY9796 Vueling
Boston — Barcelona
18h 24m
including layover
Find flight
from$372
10:51 pm — 4:15 pm
+2 days
10:51 pm — 11:43 pm AS957 Alaska Airlines
Seattle — Portland
6h 17m stop
6:00 am — 8:27 am AS1070 Alaska Airlines
Portland — Los Angeles
11h 3m stop
7:30 pm — 4:15 pm VY9794 Vueling
Los Angeles — Barcelona
32h 24m
including layover
Find flight
from$390
11:06 am — 5:05 pm
+1 day
11:06 am — 7:29 pm AS26 Alaska Airlines
Seattle — Newark
3h 31m stop
11:00 pm — 12:00 pm BF721 Bluebird Cargo
Newark — Paris
3h 20m stop
3:20 pm — 5:05 pm VY8245 Vueling
Paris — Barcelona
20h 59m
including layover
Find flight
from$430
12:00 pm — 4:10 pm
+1 day
12:00 pm — 2:45 pm AS678 Alaska Airlines
Seattle — Las Vegas
2h stop
4:45 pm — 10:35 am Z0778 Z0
Las Vegas — London
2h 35m stop
1:10 pm — 4:10 pm VY7833 Vueling
London — Barcelona
19h 10m
including layover
Find flight
from$375
2:40 pm — 12:55 pm
+2 days
2:40 pm — 10:59 pm AS16 Alaska Airlines
Seattle — New York
9h 21m stop
8:20 am — 8:10 pm VS26 Virgin Atlantic Airways
New York — London
13h 40m stop
9:50 am — 12:55 pm VY7823 Vueling
London — Barcelona
37h 15m
including layover
Find flight
from$381
2:40 pm — 12:55 pm
+2 days
2:40 pm — 10:59 pm AS16 Alaska Airlines
Seattle — New York
19h 16m stop
6:15 pm — 6:00 am Z0702 Z0
New York — London
3h 50m stop
9:50 am — 12:55 pm VY7823 Vueling
London — Barcelona
37h 15m
including layover
Find flight
from$392
3:36 pm — 0:10 am
+2 days
3:36 pm — 6:10 pm AS2226 Alaska Airlines
Seattle — Calgary
3h stop
9:10 pm — 12:50 pm WS18 WestJet
Calgary — London
8h 15m stop
9:05 pm — 0:10 am VY7821 Vueling
London — Barcelona
23h 34m
including layover
Find flight
from$377
3:45 pm — 1:10 pm
+2 days
3:45 pm — 11:59 pm AS460 Alaska Airlines
Seattle — Boston
20h 1m stop
8:00 pm — 6:15 am FI630 Icelandair
Boston — Reykjavik
1h 45m stop
8:00 am — 1:10 pm FI596 Icelandair
Reykjavik — Barcelona
36h 25m
including layover
Find flight
from$371
6:31 pm — 3:50 pm
+2 days
6:31 pm — 9:00 pm AS339 Alaska Airlines
Seattle — Las Vegas
19h 45m stop
4:45 pm — 10:35 am Z0778 Z0
Las Vegas — London
2h 10m stop
12:45 pm — 3:50 pm VY7833 Vueling
London — Barcelona
36h 19m
including layover
Find flight
from$301
6:59 pm — 1:10 pm
+2 days
6:59 pm — 10:36 pm AS321 Alaska Airlines
Seattle — Denver
17h 4m stop
3:40 pm — 6:05 am FI670 Icelandair
Denver — Reykjavik
1h 55m stop
8:00 am — 1:10 pm FI596 Icelandair
Reykjavik — Barcelona
33h 11m
including layover
Find flight
from$330
7:55 am — 1:10 pm
+1 day
6:10 am — 9:52 am AS682 Alaska Airlines
Seattle — Denver
3h 58m stop
3:40 pm — 6:05 am FI670 Icelandair
Denver — Reykjavik
1h 55m stop
8:00 am — 1:10 pm FI596 Icelandair
Reykjavik — Barcelona
20h 15m
including layover
Find flight
from$355
8:05 am — 1:05 pm
+1 day
8:05 am — 8:58 am AS3362 Alaska Airlines
Seattle — Portland
1h 2m stop
10:00 am — 6:47 pm AS441 Alaska Airlines
Portland — Miami
2h 58m stop
9:45 pm — 1:05 pm VY9780 Vueling
Miami — Barcelona
20h
including layover
Find flight
from$606
9:15 pm — 4:55 pm
+2 days
9:15 pm — 5:40 am AS394 Alaska Airlines
Seattle — Orlando
15h 15m stop
8:55 pm — 10:00 am Z0784 Z0
Orlando — London
3h 55m stop
1:55 pm — 4:55 pm VY7841 Vueling
London — Barcelona
34h 40m
including layover
Find flight
from$301
9:15 pm — 3:50 pm
+2 days
9:15 pm — 5:40 am AS394 Alaska Airlines
Seattle — Orlando
15h 15m stop
8:55 pm — 10:00 am Z0784 Z0
Orlando — London
2h 45m stop
1:10 pm — 4:10 pm VY7833 Vueling
London — Barcelona
33h 35m
including layover
Find flight
from$301
*Departure and arrival times are local. Last updated on 12/21/2024

Flight Information

There are 73 flights by Alaska Airlines from Seattle to Barcelona every week with departures from Seattle-Tacoma Intl, Boeing Field International Airport, Kenmore Air Harbor SPB. All flights arrive at Barcelona.

Departures start from 10:11 am to 9:34 am. Nonstop flight is 17h 30m. The time difference between Seattle and Barcelona is 9h.

  • The fastest flight 17h 30m
  • Average flight time 21h 50m
  • The earliest flight 10:11 am
  • The latest flight 9:34 am
  • Distance 5425 ml

The cheapest months for traveling to Barcelona are january (from 301 $), february (from 364 $), december (from 579 $).

The cheapest flight by Alaska Airlines that our users were able to find is $301. This airfare is economy class on one-way AS339 flight for January 22, 2025 leaving Seattle-Tacoma Intl in Seattle at 6:31 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Alaska Airlines there are other 16 airline carriers between Seattle and Barcelona. Please review schedules and prices from the most popular airlines to find the best airfare deals from Seattle to Barcelona.

Nonstop flights

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

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Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air 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 airfare.
  • 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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