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$243+ Cheap flights from Washington to Barcelona

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BCN
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Washington to Barcelona

Cheapest flights from Washington to Barcelona
Explore the most affordable flight options available from Washington to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This oojo deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/33:40 pm
SEA
-
BCN
1 stop14h 05m
Icelandair
Wed 5/133:45 pm
BCN
-
SEA
1 stop13h 55m
Icelandair
Deal found 2/9$404
This oojo deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:00 pm
SEA
-
BCN
1 stop34h 45m
Icelandair
Sat 5/93:45 pm
BCN
-
SEA
1 stop13h 55m
Icelandair
Deal found 2/9$406
This KAYAK deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/42:35 pm
SEA
-
BCN
1 stop14h 00m
Icelandair
Tue 3/1011:50 am
BCN
-
SEA
1 stop14h 10m
Icelandair
Deal found 2/11$414
This Icelandair deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/223:40 pm
SEA
-
BCN
1 stop14h 05m
Icelandair
Wed 4/293:45 pm
BCN
-
SEA
1 stop13h 55m
Icelandair
Deal found 2/10$415
This KAYAK deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:00 pm
SEA
-
BCN
1 stop34h 45m
Icelandair
Wed 4/293:45 pm
BCN
-
SEA
1 stop13h 55m
Icelandair
Deal found 2/12$416
This KAYAK deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:00 pm
SEA
-
BCN
1 stop34h 45m
Icelandair
Wed 4/293:45 pm
BCN
-
SEA
1 stop13h 55m
Icelandair
Deal found 2/12$417
This KAYAK deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/223:40 pm
SEA
-
BCN
1 stop14h 05m
Icelandair
Mon 5/43:45 pm
BCN
-
SEA
1 stop13h 55m
Icelandair
Deal found 2/9$422
This KAYAK deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/223:40 pm
SEA
-
BCN
1 stop14h 05m
Icelandair
Sat 5/93:45 pm
BCN
-
SEA
1 stop13h 55m
Icelandair
Deal found 2/9$423
This KAYAK deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:00 pm
SEA
-
BCN
1 stop34h 45m
Icelandair
Mon 5/43:45 pm
BCN
-
SEA
1 stop13h 55m
Icelandair
Deal found 2/9$424
This Mytrip deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/222:35 pm
SEA
-
BCN
1 stop13h 40m
Icelandair
Tue 3/1011:50 am
BCN
-
SEA
1 stop14h 10m
Icelandair
Deal found 2/11$425
This oojo deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/223:40 pm
SEA
-
BCN
1 stop14h 05m
Icelandair
Mon 4/273:45 pm
BCN
-
SEA
1 stop13h 55m
Icelandair
Deal found 2/10$426
This oojo deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:00 pm
SEA
-
BCN
1 stop34h 45m
Icelandair
Mon 4/273:45 pm
BCN
-
SEA
1 stop13h 55m
Icelandair
Deal found 2/10$428

Find flight deals from Washington to Barcelona

Keep the following information in mind while searching for Washington to Barcelona flight deals. Data was last updated February 12, 2026.

Round-trip from

$404
(oojo)

One-way from

$243
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$486
From Washington to Barcelona
Search Deals
One-way flight from Washington to Barcelona
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($264 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Barcelona that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
Use the filters below to find and compare flights from Washington to Barcelona that are best for you.

Fly from

Washington

Fly to

Barcelona

Route

Depart

Return

Price

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

Wed 4/15

5:05 am-1:15 pm

2 stops23h 10m

Barcelona-El Prat

Wed 4/22

1:15 pm-3:15 pm

2 stops35h 00m

$476

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

Tue 4/14

4:01 pm-1:15 pm

2 stops36h 14m

Barcelona-El Prat

Thu 4/23

1:15 pm-6:51 pm

2 stops38h 36m

$487

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

Sun 4/19

7:10 am-1:15 pm

1 stop21h 05m

Barcelona-El Prat

Tue 4/28

12:15 pm-12:41 pm

2 stops33h 26m

$490

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

Sun 4/12

10:40 pm-8:45 am

2 stops25h 05m

Barcelona-El Prat

Tue 4/21

6:20 am-2:49 pm

2 stops17h 29m

$496

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

Thu 4/16

7:10 am-1:15 pm

1 stop21h 05m

Barcelona-El Prat

Thu 4/23

1:15 pm-6:51 pm

2 stops38h 36m

$521

PortlandBarcelona

PDX - BCN

PDXBCN

Portland

Mon 4/27

10:55 pm-9:00 am

2 stops25h 05m

Barcelona-El Prat

Sun 5/3

12:15 pm-5:44 pm

2 stops38h 29m

$521

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Wed 4/8

7:00 am-9:20 am

2 stops17h 20m

Barcelona-El Prat

Sat 4/18

12:15 pm-7:00 pm

2 stops39h 45m

$525

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

Sat 4/11

4:01 pm-8:20 am

2 stops31h 19m

Barcelona-El Prat

Mon 4/20

1:15 pm-6:51 pm

2 stops38h 36m

$537

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sun 4/12

8:00 am-9:20 am

1 stop16h 20m

Barcelona-El Prat

Sun 4/19

1:15 pm-9:53 pm

1 stop17h 38m

$539

PortlandBarcelona

PDX - BCN

PDXBCN

Portland

Mon 3/16

6:45 pm-7:45 pm

1 stop17h 00m

Barcelona-El Prat

Wed 4/1

9:20 pm-5:40 pm

1 stop29h 20m

$567

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 54 results
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Best time to book a flight from Washington to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Barcelona

What is the cheapest month to book a flight from State of Washington to Barcelona?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Barcelona (average of $353). Flying from State of Washington to Barcelona in June is currently the most expensive (average of $804). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Washington to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to Barcelona?

    A quick flight from State of Washington to Barcelona can take about 14h 05m. Icelandair provides one of the quickest options available for as low as $404. The distance between State of Washington and Barcelona is about 5421 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from State of Washington to Barcelona one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $245. Scandinavian Airlines flights start at $294 while deals on SWISS start at $313 one-way.

  • What are the most popular routes from State of Washington to Barcelona?

    The most popular flight routes from State of Washington to Barcelona are Seattle/Tacoma Intl - Barcelona-El Prat, Portland - Barcelona-El Prat and Spokane - Barcelona-El Prat.

  • What are the cheapest flights from State of Washington to Barcelona?

    While on average a flight from State of Washington to Barcelona is generally $789, our data shows the cheapest flight currently is $598. When looking at the most popular route, (Seattle/Tacoma Intl - Barcelona-El Prat), you can expect to pay $396 for that flight.

  • Can I find deals for flights from Washington to Barcelona that include hotel bookings?

    Yes. In addition to deals on Washington to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Barcelona?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Barcelona.

  • Can I find deals for business class flights from Washington to Barcelona?

    Yes. Cheapflights offers flight deals from Washington to Barcelona by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Barcelona?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Barcelona (average of $353). Flying from State of Washington to Barcelona in June is currently the most expensive (average of $804). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Washington to Barcelona

Discover the top 10 airlines that operate flights from Washington to Barcelona. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$367Average$535FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$461Average$534FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$476Average$715FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$477Average$667FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$482Average$790FlexibilityNo cancel feeOn-time69%
DeltaCheapest$486Average$926FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$493Average$850FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$494Average$771FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$502Average$849FlexibilityNo cancel feeOn-time71%
CondorCheapest$567Average$774FlexibilityNo cancel feeOn-time76%

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