Cheap Flights from Seattle, WA to Barcelona from $359

Return flight: Barcelona – Seattle

On Cheapflightsplus.com you will find 103 connecting flights from Seattle to Barcelona. You can compare airfare deals from 12 airlines and multiple travel sites from $359, book and save on cheap plane tickets and last minute offers. Also check out SEA-BCN flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

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

Distance between Seattle and Barcelona is 8730 miles. Time difference between the cities is 9h. Airplanes depart 07:00 to 20:05 from 3 Seattle airports and arrive 07:00 to 20:05 to 1 Barcelona airport. Average flight time is 19h 45m.

  • The fastest flight 13h 40m
  • Average flight time 19h 45m
  • The earliest flight 07:00
  • The latest flight 20:05
  • Distance 5425 ml

The cheapest months to travel to Barcelona are january (from 359 $), september (from 359 $), october (from 442 $).

The most expensive months are december (from 967 $), october (from 442 $), september (from 359 $).

What is the lowest airfare Seattle to Barcelona?

The cheapest plane ticket found by our users is $359. This airfare is for economy class on one-way FI680 flight by Icelandair for January 24, 2026 which leaves Seattle-Tacoma Intl in Seattle at 14:35 am and arrives at Barcelona Barcelona at 19:00.

Economy class
$359
Find
Business class
?
Find
First class
?
Find

Flight Schedule Seattle (Washington) to Barcelona

10:05 — 16:20+1day
21h 15m flight time
Find flight
from$467
10:00 — 11:05 Seattle — Vancouver
AC8803 Air Canada
2h 40m stop
16:15 — 11:00 Vancouver — Frankfurt
AC9100 Air Canada
5h 25m stop
13:25 — 15:30 Frankfurt — Barcelona
AC9194 Air Canada
10:05 — 12:00+1day
16h 55m flight time
Find flight
from$494
10:00 — 11:08 Seattle — Vancouver
AC8803 Air Canada
2h 40m stop
16:15 — 11:00 Vancouver — Frankfurt
AC9100 Air Canada
1h 5m stop
09:50 — 11:55 Frankfurt — Barcelona
AC9186 Air Canada
10:52 — 14:05+1day
18h 13m flight time
Find flight
from$486
10:55 — 17:10 Seattle — Chicago
LX3255 SWISS International Air Lines
1h 50m stop
19:05 — 10:50 Chicago — Zurich
LX9 SWISS International Air Lines
1h 40m stop
12:20 — 14:05 Zurich — Barcelona
LX1954 SWISS International Air Lines
14:00 — 13:00+1day
14h flight time
Find flight
from$452
14:00 — 09:10 Seattle — Frankfurt
LH491 Lufthansa
1h 50m stop
14:10 — 16:15 Frankfurt — Barcelona
LH1128 Lufthansa
14:00 — 16:20+1day
17h 20m flight time
Find flight
from$452
14:15 — 09:15 Seattle — Frankfurt
LH491 Lufthansa
5h 10m stop
13:25 — 15:30 Frankfurt — Barcelona
LH1130 Lufthansa
14:00 — 17:45+1day
18h 45m flight time
Find flight
from$452
14:00 — 09:10 Seattle — Frankfurt
LH491 Lufthansa
6h 35m stop
15:35 — 17:40 Frankfurt — Barcelona
LH1132 Lufthansa
14:00 — 23:20+1day
24h 20m flight time
Find flight
from$470
14:00 — 09:10 Seattle — Frankfurt
LH491 Lufthansa
12h 10m stop
21:00 — 23:05 Frankfurt — Barcelona
LH1138 Lufthansa
14:00 — 09:10+2days
34h 10m flight time
Find flight
from$479
14:15 — 09:15 Seattle — Frankfurt
LH491 Lufthansa
22h stop
07:30 — 09:35 Frankfurt — Barcelona
LH1124 Lufthansa
14:35 — 19:00+1day
19h 25m flight time
Find flight
from$359
15:45 — 06:15 Seattle — Reykjavik
FI680 Icelandair
1h 5m stop
07:20 — 13:05 Reykjavik — Zurich
FI568 Icelandair
5h 10m stop
17:20 — 19:10 Zurich — Barcelona
LX1956 SWISS International Air Lines
15:40 — 09:35+2days
32h 55m flight time
Find flight
from$442
15:05 — 16:15 Seattle — Vancouver
AC8807 Air Canada
5h 58m stop
23:20 — 07:20 Vancouver — Montreal
AC314 Air Canada
13h 16m stop
20:25 — 09:50 Montreal — Barcelona
AC822 Air Canada
19:00 — 23:50+1day
19h 50m flight time
Find flight
from$513
19:10 — 17:00 Seattle — Istanbul
TK204 Turkish Airlines
4h stop
20:15 — 23:10 Istanbul — Barcelona
TK1851 Turkish Airlines
19:00 — 10:45+2days
30h 45m flight time
Find flight
from$513
19:00 — 18:00 Seattle — Istanbul
TK204 Turkish Airlines
15h stop
09:10 — 11:00 Istanbul — Barcelona
TK1853 Turkish Airlines
19:00 — 17:05+2days
37h 5m flight time
Find flight
from$513
19:00 — 18:00 Seattle — Istanbul
TK204 Turkish Airlines
21h 25m stop
15:10 — 17:00 Istanbul — Barcelona
TK1855 Turkish Airlines
20:05 — 20:25+1day
15h 20m flight time
Find flight
from$551
19:35 — 12:35 Seattle — Dublin
EI52 Aer Lingus
3h 40m stop
18:55 — 22:25 Dublin — Barcelona
EI564 Aer Lingus
20:05 — 10:50+2days
29h 45m flight time
Find flight
from$560
20:00 — 13:10 Seattle — Dublin
EI52 Aer Lingus
17h 55m stop
07:15 — 10:50 Dublin — Barcelona
EI562 Aer Lingus
Full flight schedule will help you in detecting at what time planes fly from Seattle to Barcelona. 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 and arrival times - local. Updated on January 17, 2026.

Popular Airlines on the Route

The flight Seattle — Barcelona is served by 12 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Condor Airlines - 10 departures per week at the price of from $ 1541 . And the most expensive tickets are offered by Air Canada airline - from $ 5004.

Direct flights

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

Connecting Flights

There are 103 flights with layovers on the route. The fastest connecting flight is DE2033 by Condor Airlines takes 13h 40m and the cheapest is FI680 by Icelandair for $359.

  • DE - Condor Airlines
    from $1541
    Find
  • AC - Air Canada
    from $442
    Find
  • FI - Icelandair
    from $359
    Find
  • EI - Aer Lingus
    from $551
    Find
  • TK - Turkish Airlines
    from $513
    Find
  • IB - Iberia
    from $3146
    Find
  • AZ - Alitalia
    from $3312
    Find
  • SN - Brussels Airlines
    from $1674
    Find
  • LH - Lufthansa
    from $452
    Find
  • LX - SWISS International Air Lines
    from $486
    Find
  • WS - WestJet
    from $2856
    Find
  • BA - British Airways
    from $2072
    Find
See more connecting flights

Airports

You can fly from Seattle to Barcelona from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).

Seattle airports

  • Boeing Field International Airport-BFI
    Find
  • Seattle-Tacoma Intl-SEA
    from $359
    Find
  • Kenmore Air Harbor SPB-LKE
    Find

Barcelona airports

  • Barcelona-BCN
    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.

Back