Barcelona-El Prat

$256+ Cheap flights from Washington, D.C. (WAS) 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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BCN
Jul 3 — Jul 101
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Barcelona-El Prat with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Washington, D.C. to Barcelona-El Prat are usually found in January or November, booked 18 days in advance, depart on a Monday or Sunday and return on a Saturday

Cheap flight deals from Washington, D.C. to Barcelona-El Prat

Cheapest flights from Washington, D.C. to Barcelona-El Prat
Explore the most affordable flight options available from Washington, D.C. to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 3, 2026.

This oojo deal was found by Cheapflights users on 6/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/209:35 pm
BWI
-
BCN
1 stop13h 30m
British Airways
Wed 9/307:30 pm
BCN
-
BWI
1 stop30h 10m
British Airways
Deal found 6/1$698
This Iberia deal was found by Cheapflights users on 5/31. 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 10/119:35 pm
BWI
-
BCN
1 stop13h 30m
Iberia
Thu 10/151:05 pm
BCN
-
BWI
1 stop12h 35m
Iberia
Deal found 5/31$705
This British Airways deal was found by Cheapflights users on 6/1. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:35 pm
BWI
-
BCN
1 stop13h 30m
British Airways
Thu 10/112:00 pm
BCN
-
BWI
1 stop13h 40m
British Airways
Deal found 6/1$716
This American Airlines deal was found by Cheapflights users on 5/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/113:54 pm
BWI
-
BCN
2 stops14h 46m
American Airlines
Thu 10/157:40 am
BCN
-
BWI
1 stop18h 00m
American Airlines
Deal found 5/30$717
This Finnair deal was found by Cheapflights users on 5/31. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/112:07 pm
BWI
-
BCN
2 stops17h 28m
Multiple Airlines
Thu 10/157:40 am
BCN
-
BWI
1 stop18h 00m
Multiple Airlines
Deal found 5/31$718
This Priceline deal was found by Cheapflights users on 5/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:35 pm
BWI
-
BCN
1 stop15h 50m
Iberia
Wed 11/119:45 am
BCN
-
BWI
2 stops15h 00m
Iberia
Deal found 5/30$721
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:25 pm
BWI
-
BCN
1 stop12h 50m
British Airways
Wed 9/1610:45 am
BCN
-
BWI
1 stop12h 30m
British Airways
Deal found 5/30$726
This oojo deal was found by Cheapflights users on 6/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:30 pm
BWI
-
BCN
1 stop17h 10m
British Airways
Fri 9/1812:00 pm
BCN
-
BWI
1 stop13h 40m
British Airways
Deal found 6/1$728
This oojo deal was found by Cheapflights users on 5/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:35 pm
BWI
-
BCN
1 stop16h 45m
British Airways
Wed 9/167:40 am
BCN
-
BWI
1 stop15h 35m
British Airways
Deal found 5/31$731
This British Airways deal was found by Cheapflights users on 6/1. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:25 pm
BWI
-
BCN
1 stop17h 15m
British Airways
Wed 9/307:40 am
BCN
-
BWI
1 stop15h 35m
British Airways
Deal found 6/1$737
This FlightHub deal was found by Cheapflights users on 5/30. 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.
Wed 12/168:35 pm
BWI
-
BCN
1 stop11h 05m
Iberia
Wed 12/2312:20 pm
BCN
-
BWI
1 stop12h 25m
Iberia
Deal found 5/30$738
This Cheapflightsfares deal was found by Cheapflights users on 5/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1210:35 pm
IAD
-
BCN
1 stop14h 45m
TAP AIR PORTUGAL
Sun 7/1910:40 pm
BCN
-
IAD
1 stop22h 30m
TAP AIR PORTUGAL
Deal found 5/29$848

Find flight deals from Washington, D.C. to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Barcelona-El Prat (BCN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$698
(oojo)

One-way from

$256
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,227

Good round-trip deal

$1,215 or less

Good one-way deal

$893 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Barcelona-El Prat flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Barcelona-El Prat flights.
From Washington, D.C. (WAS) to Barcelona-El Prat
One-way flight from Washington, D.C. (WAS) to Barcelona-El Prat
Highest demand for flights based on searches. 28% potential increase in price ($314 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
Average for round-trip flights in June 2026
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Barcelona-El Prat.
Price to beat on a one-way flight from Washington, D.C. (WAS) to Barcelona-El Prat.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 June 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Tue 9/15

7:25 pm-2:15 pm

1 stop12h 50m

Barcelona-El Prat

Sat 9/26

7:40 am-5:15 pm

1 stop15h 35m

$787

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Sat 9/12

7:25 pm-5:35 pm

1 stop16h 10m

Barcelona-El Prat

Tue 9/29

7:40 am-5:15 pm

1 stop15h 35m

$787

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Sun 8/16

11:05 am-10:10 pm

2 stops29h 05m

Barcelona-El Prat

Sat 8/22

8:00 am-8:25 pm

2 stops18h 25m

$950

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Sat 10/10

1:20 pm-9:45 am

1 stop14h 25m

Barcelona-El Prat

Sat 10/17

12:50 pm-9:00 pm

1 stop14h 10m

$963

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Thu 9/10

5:15 pm-9:45 am

1 stop10h 30m

Barcelona-El Prat

Thu 9/17

12:50 pm-9:00 pm

1 stop14h 10m

$985

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Wed 7/29

12:15 pm-10:10 pm

2 stops27h 55m

Barcelona-El Prat

Sat 8/15

8:00 am-8:25 pm

2 stops18h 25m

$1,020

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Tue 7/14

10:40 am-10:10 pm

2 stops29h 30m

Barcelona-El Prat

Tue 7/21

8:00 am-6:50 pm

2 stops16h 50m

$1,030

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Wed 7/1

9:30 pm-6:35 pm

1 stop15h 05m

Barcelona-El Prat

Thu 7/23

12:00 pm-7:40 pm

1 stop13h 40m

$1,125

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Tue 6/16

10:40 am-10:10 pm

2 stops29h 30m

Barcelona-El Prat

Tue 6/23

8:00 am-8:25 pm

2 stops18h 25m

$1,140

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Tue 6/16

1:25 pm-10:10 pm

2 stops26h 45m

Barcelona-El Prat

Tue 6/23

8:00 am-9:54 pm

2 stops19h 54m

$1,150

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/2

Showing 1-10 of 57 resultsSorted by cheapest first
1
2
3
...
6

Compare providers for flights from Washington, D.C. to Barcelona-El Prat

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Barcelona-El Prat in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
BusinessClassPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Barcelona-El Prat Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Barcelona-El Prat Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Barcelona-El Prat Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Barcelona-El Prat Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Barcelona-El Prat Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Barcelona-El Prat

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

What is the cheapest month to book a flight from Washington, D.C. to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Barcelona-El Prat Airport (average of $127). Flying from Washington, D.C. to Barcelona-El Prat Airport in June is currently the most expensive (average of $3,352). 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 WAS to BCN?

Find hourly flight availability from Washington, D.C. 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 June 3, 2026.

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

Weekly flight availability from Washington, D.C. to Barcelona-El Prat Airport

Explore weekly flight availability from Washington, D.C. to Barcelona-El Prat. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 3, 2026.

The most flights from WAS to BCN are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Washington, D.C. to Barcelona-El Prat Airport?

What’s the top layover airport for flights from Washington, D.C. to Barcelona-El Prat Airport?

Share of 1-stop round-trip flights from Washington, D.C. to Barcelona-El Prat Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Reykjavik (KEF) – chosen by Cheapflights users on 33% of 1-stop itineraries from Washington, D.C. to Barcelona-El Prat Airport on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to Barcelona-El Prat Airport?

Average round-trip fare for 1-stop flights from Washington, D.C. to Barcelona-El Prat Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Istanbul (IST) is the most affordable 1-stop option, with an average round-trip price of $463.

What’s the fastest layover option from Washington, D.C. to Barcelona-El Prat Airport?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. to Barcelona-El Prat Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Madrid (MAD) have the shortest average one-way travel time for 1-stop routes: 10h 25m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Barcelona-El Prat Airport?

Average layover duration for 1-stop one-way flights from Washington, D.C. to Barcelona-El Prat Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Madrid (MAD) offer the fastest connection on this route, with an average layover time of 1h 15m.

How far ahead should I book a flight from Washington, D.C. to Barcelona-El Prat Airport?

To ensure you get the cheapest price possible for a flight from Washington, D.C. to Barcelona-El Prat Airport, you should look to book at least 16 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 June 3, 2026.
Read through reviews of airlines operating flights from Washington, D.C. to Barcelona-El Prat Airport, such as United Airlines,TAP AIR PORTUGAL, andJetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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.
  • How long is the flight from Washington, D.C. to Barcelona-El Prat Airport?

    Departing from Washington, D.C. to Barcelona-El Prat Airport will take you 10h 45m. The distance from Washington, D.C. to Barcelona-El Prat Airport is about 4030 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. to Barcelona-El Prat Airport round-trip?

    According to our current data, JetBlue ($136), TAP AIR PORTUGAL ($388), and Icelandair ($389) offers the cheapest pricing from Washington, D.C. to Barcelona-El Prat Airport. JetBlue is 82% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. to Barcelona-El Prat Airport one-way?

    The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as $229. However, be on the lookout for offers from Turkish Airlines and TAP AIR PORTUGAL, as they are both options that can get you from Washington, D.C. to Barcelona-El Prat Airport for a low price.

  • What are the most popular routes from Washington, D.C. to Barcelona-El Prat Airport?

  • What are the most reliable airlines from Washington, D.C. to Barcelona-El Prat Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. to Barcelona-El Prat Airport on time: Air Canada (80%), United Airlines (80%), Lufthansa (80%).

  • What are the cheapest flights from Washington, D.C. to Barcelona-El Prat Airport?

    While on average a flight from Washington, D.C. to Barcelona-El Prat Airport is generally $2,693, our data shows the cheapest flight currently is $804. When looking at the most popular route, (Washington, D.C. Dulles Intl - Barcelona-El Prat), you can expect to pay $521 for that flight.

  • Where are the most common layover locations when flying from Washington, D.C. to Barcelona-El Prat Airport?

  • What are some popular things to do or see while on a layover in Lisbon?

    Most Lisbon visitors opt to spend their time experiencing Chiado, Praça do Marquês de Pombal, and Londres. Chiado, Praça do Marquês de Pombal and Londres are located about 4.5 mi, 3.6 mi, and 2.3 mi, respectively from Lisbon Humberto Delgado if you are interested in checking them out. Those looking to explore during their layover in Lisbon can rent a car from Lisbon Humberto Delgado for about $20 per day.

  • What are some popular points of interest to see during a layover in London?

    Most London visitors opt to spend their time at Hyde Park, Buckingham Palace, and Piccadilly Circus. Hyde Park, Buckingham Palace and Piccadilly Circus are located about 12.5 mi, 13.7 mi, and 14.1 mi, respectively from London Heathrow if you are interested in checking them out. Those on a layover in London in need of a rental car can book one at London Heathrow for about $38.

  • Where are the least popular layover locations for Washington, D.C. to Barcelona-El Prat Airport flights?

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

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

  • How can I find direct flights from Washington, D.C. 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, D.C. to Barcelona-El Prat.

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

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

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Barcelona-El Prat Airport (average of $127). Flying from Washington, D.C. to Barcelona-El Prat Airport in June is currently the most expensive (average of $3,352). 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
Roses
Calella
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat
Badalona

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington, D.C. to Barcelona-El Prat

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Washington, D.C. to Barcelona-El Prat

Discover the top 10 airlines that operate flights from Washington, D.C. 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 June 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$136Average$1,025FlexibilityNo cancel feeOn-time62%
IcelandairCheapest$351Average$473FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$388Average$960FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$397Average$726FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$479Average$797FlexibilityNo cancel feeOn-time69%
SWISSCheapest$479Average$691FlexibilityNo cancel feeOn-time79%
DeltaCheapest$484Average$902FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$488Average$811FlexibilityNo cancel feeOn-time71%
Scandinavian AirlinesCheapest$490Average$690FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$499Average$1,094FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.