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Barcelona-El Prat

$235+ Cheap flights from Washington to Barcelona-El Prat (BCN)

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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BCN
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
1 adult, Economy
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Cheap flight deals from Washington to Barcelona-El Prat

Keep the following information in mind while searching for Washington to Barcelona-El Prat flight deals. Data was last updated August 2, 2025.

Round-trip from

$551
(Iberia)

One-way from

$235
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$751
From Washington to Barcelona-El Prat
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One-way flight from Washington to Barcelona-El Prat
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Highest demand for flights based on searches. 24% potential increase in price ($284 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Washington to Barcelona-El Prat

Cheapest flights from Washington to Barcelona-El Prat
Explore the most affordable flight options available from Washington to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

This Iberia deal was found by Cheapflights users on 7/31. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/97:40 amPDX - BCN
2 stops20h 00mIberia
Wed 11/266:40 amBCN - PDX
1 stop18h 15mIberia
Deal found 7/31$551
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:35 pmPDX - BCN
2 stops27h 15mUnited Airlines
Wed 10/2212:10 pmBCN - PDX
2 stops32h 31mUnited Airlines
Deal found 7/30$560
This Iberia deal was found by Cheapflights users on 7/31. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:00 amGEG - BCN
1 stop19h 10mIberia
Tue 10/712:20 pmBCN - GEG
1 stop32h 23mIberia
Deal found 7/31$570
This British Airways deal was found by Cheapflights users on 7/31. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:25 pmPDX - BCN
1 stop18h 20mBritish Airways
Fri 10/2412:20 pmBCN - PDX
1 stop18h 27mBritish Airways
Deal found 7/31$582
This American Airlines deal was found by Cheapflights users on 7/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:00 amGEG - BCN
1 stop19h 10mMultiple Airlines
Tue 10/72:00 pmBCN - GEG
2 stops19h 27mMultiple Airlines
Deal found 7/31$583
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/610:30 amPDX - BCN
2 stops15h 00mMultiple Airlines
Wed 10/1512:50 pmBCN - PDX
1 stop16h 55mMultiple Airlines
Deal found 8/1$587
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/54:00 pmSEA - BCN
1 stop17h 10mScandinavian Airlines
Mon 9/157:00 pmBCN - SEA
2 stops36h 01mScandinavian Airlines
Deal found 7/30$602
This FlightHub deal was found by Cheapflights users on 7/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/257:35 pmSEA - BCN
1 stop17h 50mAer Lingus
Wed 9/1011:00 amBCN - SEA
1 stop15h 50mAer Lingus
Deal found 7/31$604
This Mytrip deal was found by Cheapflights users on 8/1. 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.
Mon 9/154:25 pmSEA - BCN
2 stops23h 50mMultiple Airlines
Mon 9/2210:25 pmBCN - SEA
2 stops30h 06mMultiple Airlines
Deal found 8/1$606
This FlightHub deal was found by Cheapflights users on 8/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/207:00 pmSEA - BCN
1 stop34h 45mIcelandair
Fri 8/293:45 pmBCN - SEA
1 stop13h 55mIcelandair
Deal found 8/1$608
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:55 amPDX - BCN
2 stops21h 20mLufthansa
Tue 10/2112:10 pmBCN - PDX
2 stops19h 51mLufthansa
Deal found 8/1$609
This Gurufare deal was found by Cheapflights users on 7/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/11:02 pmSEA - BCN
2 stops17h 48mBritish Airways
Tue 10/142:00 pmBCN - SEA
1 stop17h 16mBritish Airways
Deal found 7/30$612

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Barcelona-El Prat 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 August 2, 2025.
Use the filters below to find and compare flights from Washington to Barcelona-El Prat Airport that are best for you.

Fly from

Washington

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

PortlandBarcelona

PDX - BCN

PDXBCN

Portland

Sun 11/9

7:40 am-12:40 pm

2 stops20h 00m

Barcelona-El Prat

Wed 11/26

6:40 am-3:55 pm

1 stop18h 15m

$551

PortlandBarcelona

PDX - BCN

PDXBCN

Portland

Tue 10/14

7:35 pm-7:50 am

2 stops27h 15m

Barcelona-El Prat

Wed 10/22

12:10 pm-11:41 am

2 stops32h 31m

$560

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

Sun 9/21

6:00 am-10:10 am

1 stop19h 10m

Barcelona-El Prat

Tue 10/7

12:20 pm-11:43 am

1 stop32h 23m

$570

PortlandBarcelona

PDX - BCN

PDXBCN

Portland

Tue 10/14

7:25 pm-10:45 pm

1 stop18h 20m

Barcelona-El Prat

Fri 10/24

12:20 pm-9:47 pm

1 stop18h 27m

$582

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

Sun 9/21

6:00 am-10:10 am

1 stop19h 10m

Barcelona-El Prat

Tue 10/7

2:00 pm-12:27 am

2 stops19h 27m

$583

PortlandBarcelona

PDX - BCN

PDXBCN

Portland

Mon 10/6

10:30 am-10:30 am

2 stops15h 00m

Barcelona-El Prat

Wed 10/15

12:50 pm-8:45 pm

1 stop16h 55m

$587

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Fri 9/5

4:00 pm-6:10 pm

1 stop17h 10m

Barcelona-El Prat

Mon 9/15

7:00 pm-10:01 pm

2 stops36h 01m

$602

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Mon 8/25

7:35 pm-10:25 pm

1 stop17h 50m

Barcelona-El Prat

Wed 9/10

11:00 am-5:50 pm

1 stop15h 50m

$604

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Mon 9/15

4:25 pm-1:15 am

2 stops23h 50m

Barcelona-El Prat

Mon 9/22

10:25 pm-7:31 pm

2 stops30h 06m

$606

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Wed 8/20

7:00 pm-2:45 pm

1 stop34h 45m

Barcelona-El Prat

Fri 8/29

3:45 pm-8:40 pm

1 stop13h 55m

$608

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/1

Showing 1-10 of 40 results
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Best time to book a flight from Washington to Barcelona-El Prat

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

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

Currently, January is the cheapest month in which you can book a flight from State of Washington to Barcelona-El Prat Airport (average of $523). Flying from State of Washington to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,057). 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 WA to BCN?

Find hourly flight availability from Washington to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Barcelona-El Prat Airport as you normally would.

Reviews of airlines servicing Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. 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 Barcelona-El Prat. Reviews last updated August 2, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and Scandinavian Airlines from Washington to Barcelona-El Prat Airport. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,904 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.4
Good
1,457 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,935 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

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

    One-way options have recently been found by users for as low as $294 on WestJet. Other airlines that offer cheap prices include Air Canada from $463 and Icelandair from $464 one-way.

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

    Most travelers choose Seattle/Tacoma Intl - Barcelona-El Prat, Portland - Barcelona-El Prat or Spokane - Barcelona-El Prat when deciding on the best route from State of Washington to Barcelona-El Prat Airport.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Barcelona-El Prat Airport (average of $523). Flying from State of Washington to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,057). 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

Traveling to a place near Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Calella
Roses
Castelldefels
Cadaques
L'Hospitalet de Llobregat
El Prat de Llobregat
Badalona
Pineda de Mar
Santa Susanna

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington to Barcelona-El Prat

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-El Prat

Discover the top 10 airlines that operate flights from Washington to Barcelona-El Prat. 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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$414Average$614FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$465Average$573FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$489Average$711FlexibilityNo cancel feeOn-time67%
Aer LingusCheapest$489Average$743FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$507Average$810FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$510Average$898FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$553Average$1,009FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$553Average$785FlexibilityNo cancel feeOn-time70%
DeltaCheapest$559Average$864FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$568Average$862FlexibilityNo cancel feeOn-time75%

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