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Barcelona-El Prat

$388+ 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BCN
may. 5 — may. 121
lun. 5/5
lun. 5/12
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 abril 30, 2025.

Round-trip from

$653
(Travelocity)

One-way from

$388
(Cheapflightsfares)

Popular in

June

Cheapest in

November

Average price

$822
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. 23% potential increase in price ($281 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in April 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 abril 30, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 4/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/114:00 pmSEA - BCN
1 stop17h 10mScandinavian Airlines
dom. 8/247:00 pmBCN - SEA
1 stop27h 50mScandinavian Airlines
Deal found 4/28$625
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/1210:55 pmSEA - BCN
1 stop22h 05mDelta
mar. 8/266:10 amBCN - SEA
2 stops25h 36mDelta
Deal found 4/28$626
This United Airlines deal was found by Cheapflights users on 4/28. 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.
mar. 10/77:20 amSEA - BCN
1 stop15h 30mUnited Airlines
vie. 11/77:45 amBCN - SEA
1 stop14h 35mUnited Airlines
Deal found 4/28$627
This Justfly.com deal was found by Cheapflights users on 4/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/181:45 pmSEA - BCN
2 stops33h 05mMultiple Airlines
lun. 10/278:30 pmBCN - SEA
2 stops31h 40mMultiple Airlines
Deal found 4/27$637
This Travelocity deal was found by Cheapflights users on 4/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/26:45 pmSEA - BCN
1 stop18h 40mAer Lingus
jue. 5/811:00 amBCN - SEA
1 stop14h 59mAer Lingus
Deal found 4/27$653
This StudentUniverse deal was found by Cheapflights users on 4/28. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/109:55 amSEA - BCN
1 stop15h 15mFinnair
sáb. 8/2310:45 amBCN - SEA
1 stop22h 05mFinnair
Deal found 4/28$654
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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.
mié. 9/171:55 pmSEA - BCN
2 stops24h 10mLufthansa
jue. 9/256:50 amBCN - SEA
2 stops16h 26mLufthansa
Deal found 4/28$660
This Orbitz deal was found by Cheapflights users on 4/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/101:30 pmSEA - BCN
1 stop18h 45mBritish Airways
sáb. 8/237:40 amBCN - SEA
2 stops25h 10mBritish Airways
Deal found 4/28$683
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/72:10 pmSEA - BCN
1 stop15h 15mKLM
lun. 8/185:20 pmBCN - SEA
1 stop27h 15mKLM
Deal found 4/28$689
This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/312:55 pmSEA - BCN
2 stops31h 55mAir Canada
mié. 9/1012:10 pmBCN - SEA
2 stops30h 11mAir Canada
Deal found 4/28$692
This United Airlines deal was found by Cheapflights users on 4/29. 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.
sáb. 9/131:38 pmGEG - BCN
2 stops33h 12mUnited Airlines
dom. 9/211:15 pmBCN - GEG
2 stops40h 48mUnited Airlines
Deal found 4/29$716
This Iberia deal was found by Cheapflights users on 4/29. 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.
sáb. 9/136:18 amSEA - BCN
1 stop19h 12mIberia
sáb. 9/209:15 amBCN - SEA
2 stops19h 49mIberia
Deal found 4/29$718

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 abril 30, 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

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

vie. 5/2

6:45 pm-10:25 pm

1 stop18h 40m

Barcelona-El Prat

jue. 5/8

11:00 am-4:59 pm

1 stop14h 59m

$653

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

dom. 5/4

6:00 am-9:20 am

1 stop18h 20m

Barcelona-El Prat

sáb. 5/17

2:10 pm-10:43 pm

1 stop17h 33m

$659

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

dom. 5/4

6:00 am-9:20 am

1 stop18h 20m

Barcelona-El Prat

sáb. 5/17

6:20 am-4:08 pm

2 stops18h 48m

$680

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

sáb. 9/13

1:38 pm-7:50 am

2 stops33h 12m

Barcelona-El Prat

dom. 9/21

1:15 pm-9:03 pm

2 stops40h 48m

$716

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

lun. 5/5

5:22 am-10:10 am

1 stop19h 48m

Barcelona-El Prat

mar. 5/20

9:15 am-9:00 pm

2 stops20h 45m

$720

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

mar. 5/20

7:10 pm-1:40 pm

1 stop33h 30m

Barcelona-El Prat

mar. 5/27

12:00 pm-5:15 pm

1 stop38h 15m

$725

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

mié. 5/14

10:25 am-6:10 pm

2 stops22h 45m

Barcelona-El Prat

dom. 5/25

7:00 pm-1:50 pm

1 stop27h 50m

$746

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

lun. 5/12

3:45 pm-9:45 pm

2 stops21h 00m

Barcelona-El Prat

lun. 5/19

9:40 pm-12:10 am

3 stops35h 30m

$750

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

sáb. 9/13

11:21 am-7:50 am

3 stops35h 29m

Barcelona-El Prat

dom. 9/21

1:15 pm-11:27 am

2 stops31h 12m

$752

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

dom. 5/4

7:20 am-7:50 am

1 stop15h 30m

Barcelona-El Prat

mar. 5/20

1:15 pm-10:13 pm

2 stops17h 58m

$765

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 60 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 $1,064). 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 abril 30, 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.

Rainfall in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Barcelona-El Prat Airport ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Barcelona-El Prat Airport when rainfall is around 0.8 in.

Temperature in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Barcelona-El Prat Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 abril 30, 2025.
To help decide which airline to fly from Washington to Barcelona, see what other customers have to say about Delta, KLM and Finnair. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 $388 on Icelandair. Other airlines that offer cheap prices include WestJet from $408 and Delta from $448 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 $1,064). 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 Washington?

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

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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 abril 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$416Average$658FlexibilityNo cancel feeOn-time76%
WestJetCheapest$445Average$908FlexibilityNo cancel feeOn-time60%
Scandinavian AirlinesCheapest$489Average$643FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$502Average$808FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$507Average$811FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$510Average$881FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$553Average$1,021FlexibilityNo cancel feeOn-time69%
KLMCheapest$568Average$867FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$574Average$848FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$581Average$918FlexibilityNo cancel feeOn-time76%

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