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$50+ Cheap flights from Barcelona-El Prat (BCN) to Washington

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — SEA
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Barcelona-El Prat to Washington

Keep the following information in mind while searching for Barcelona-El Prat to Washington flight deals. Data was last updated septiembre 17, 2025.

Round-trip from

$567
(Kiwi.com)

One-way from

$50
(CheapOair)

Popular in

June

Cheapest in

March

Average price

$809
From Barcelona-El Prat to Washington
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One-way flight from Barcelona-El Prat to Washington
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Highest demand for flights based on searches. 5% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Barcelona-El Prat to Washington

Cheapest flights from Barcelona-El Prat to Washington
Explore the most affordable flight options available from Barcelona-El Prat to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/66:10 pmBCN - SEA
1 stop25h 25mMultiple Airlines
dom. 11/167:00 amSEA - BCN
1 stop21h 20mMultiple Airlines
Deal found 9/15$567
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/66:10 pmBCN - SEA
1 stop25h 25mMultiple Airlines
dom. 11/233:10 pmSEA - BCN
2 stops19h 20mMultiple Airlines
Deal found 9/15$596
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/66:10 pmBCN - SEA
1 stop25h 25mMultiple Airlines
lun. 11/243:10 pmSEA - BCN
2 stops19h 05mMultiple Airlines
Deal found 9/15$600
This Icelandair deal was found by Cheapflights users on 9/15. 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.
mar. 11/1111:50 amBCN - SEA
1 stop14h 10mIcelandair
dom. 11/232:35 pmSEA - BCN
1 stop13h 45mIcelandair
Deal found 9/15$609
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/66:10 pmBCN - SEA
1 stop25h 25mMultiple Airlines
mar. 11/253:10 pmSEA - BCN
2 stops23h 45mMultiple Airlines
Deal found 9/15$626
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/66:10 pmBCN - SEA
1 stop25h 25mMultiple Airlines
jue. 11/203:10 pmSEA - BCN
2 stops22h 35mMultiple Airlines
Deal found 9/15$632
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/86:10 pmBCN - SEA
1 stop25h 25mMultiple Airlines
dom. 11/233:10 pmSEA - BCN
2 stops19h 20mMultiple Airlines
Deal found 9/15$640
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/86:10 pmBCN - SEA
1 stop25h 25mMultiple Airlines
sáb. 11/223:20 pmSEA - BCN
2 stops33h 10mMultiple Airlines
Deal found 9/15$641
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/86:10 pmBCN - SEA
1 stop25h 25mMultiple Airlines
lun. 11/243:10 pmSEA - BCN
2 stops19h 05mMultiple Airlines
Deal found 9/15$644
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/136:10 pmBCN - PDX
1 stop34h 57mMultiple Airlines
lun. 11/177:00 amPDX - BCN
2 stops25h 15mMultiple Airlines
Deal found 9/15$654
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/2311:00 amBCN - SEA
1 stop15h 50mAer Lingus
mié. 11/58:05 pmSEA - BCN
1 stop15h 20mAer Lingus
Deal found 9/15$661
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/86:10 pmBCN - SEA
1 stop25h 25mMultiple Airlines
mar. 11/253:10 pmSEA - BCN
2 stops23h 45mMultiple Airlines
Deal found 9/15$670

Cheapflights Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat to Washington 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Washington that are best for you.

Fly from

Barcelona-El Prat

Fly to

Washington

Route

Depart

Return

Price

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

mar. 11/11

11:50 am-5:00 pm

1 stop14h 10m

Seattle/Tacoma Intl

mié. 11/26

2:35 pm-1:20 pm

1 stop13h 45m

$609

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

jue. 10/9

1:15 pm-10:59 am

1 stop30h 44m

Seattle/Tacoma Intl

sáb. 10/11

7:00 am-7:50 am

2 stops39h 50m

$609

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

lun. 11/10

11:30 am-6:20 pm

1 stop15h 50m

Seattle/Tacoma Intl

dom. 11/23

8:05 pm-8:25 pm

1 stop15h 20m

$632

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

jue. 3/5

10:40 am-7:03 pm

1 stop17h 23m

Seattle/Tacoma Intl

lun. 3/9

7:50 pm-7:45 pm

1 stop15h 55m

$634

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

sáb. 11/8

6:10 pm-10:35 am

1 stop25h 25m

Seattle/Tacoma Intl

vie. 11/21

3:10 pm-8:00 pm

2 stops19h 50m

$640

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

jue. 3/5

10:40 am-11:09 pm

1 stop21h 29m

Seattle/Tacoma Intl

lun. 3/9

8:00 am-8:00 am

2 stops16h 00m

$659

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

sáb. 1/31

10:40 am-9:19 pm

1 stop19h 39m

Seattle/Tacoma Intl

mar. 2/10

7:44 am-8:50 am

1 stop16h 06m

$663

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

sáb. 1/31

10:40 am-7:03 pm

1 stop17h 23m

Seattle/Tacoma Intl

mar. 2/10

7:44 am-8:50 am

1 stop16h 06m

$667

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

sáb. 1/31

6:40 am-4:55 pm

1 stop19h 15m

Seattle/Tacoma Intl

lun. 2/9

12:27 am-8:50 am

1 stop23h 23m

$701

BarcelonaPortland

BCN - PDX

BCNPDX

Barcelona-El Prat

jue. 10/2

12:20 pm-9:25 pm

1 stop18h 05m

Portland

mié. 10/15

7:44 am-10:10 am

1 stop17h 26m

$704

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 51 results
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Best time to book a flight from Barcelona-El Prat to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Barcelona-El Prat 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 Barcelona-El Prat Airport to Washington

What is the cheapest month to book a flight from Barcelona-El Prat Airport to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to State of Washington (average of $238). Flying from Barcelona-El Prat Airport to State of Washington in June is currently the most expensive (average of $387). 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.

What is the cheapest time of day to fly from BCN to WA?

Find hourly flight availability from Barcelona-El Prat to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 17, 2025.

When flying from Barcelona-El Prat Airport to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated septiembre 17, 2025.
Read through reviews of airlines operating flights from Barcelona-El Prat Airport to Washington, such as Delta, KLM, and Lufthansa. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
KLM
7.8
Good
1,386 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Lufthansa
6.8
Okay
7,409 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
British Airways
6.7
Okay
7,367 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from Barcelona-El Prat to Washington. 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 Barcelona-El Prat Airport to State of Washington?

    Departing from Barcelona-El Prat Airport to State of Washington will take you 14h 10m. There are 5421 mi between Barcelona-El Prat Airport and State of Washington. This flight may include one or multiple stops.

  • What are the most popular routes from Barcelona-El Prat Airport to State of Washington?

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Barcelona-El Prat to Washington 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 Barcelona-El Prat Airport to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to State of Washington (average of $238). Flying from Barcelona-El Prat Airport to State of Washington in June is currently the most expensive (average of $387). 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

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Alternative routes for Barcelona-El Prat to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Barcelona-El Prat to Washington

Discover the top 4 airlines that operate flights from Barcelona-El Prat to Washington. 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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$286Average$868FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$677Average$962FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$684Average$763FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$768Average$973FlexibilityNo cancel feeOn-time70%

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