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Washington, D.C.

$263+ Cheap flights from Barcelona-El Prat (BCN) to Washington, D.C. (WAS)

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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — WAS
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Find cheap flights from Barcelona-El Prat to Washington, D.C. with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Barcelona-El Prat to Washington, D.C. are usually found in February or May, booked 62 days in advance, depart on a Wednesday or Thursday and return on a Monday

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

Cheapest flights from Barcelona-El Prat to Washington, D.C.
Explore the most affordable flight options available from Barcelona-El Prat to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/98:20 pm
BCN
-
IAD
1 stop24h 45m
TAP AIR PORTUGAL
Thu 4/1610:35 pm
IAD
-
BCN
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 1/27$454
This Mytrip deal was found by Cheapflights users on 1/26. 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.
Wed 2/116:05 pm
BCN
-
IAD
1 stop27h 10m
TAP AIR PORTUGAL
Mon 2/165:30 pm
IAD
-
BCN
1 stop10h 35m
TAP AIR PORTUGAL
Deal found 1/26$455
This Cheapflightsfares deal was found by Cheapflights users on 1/26. 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.
Wed 2/258:40 pm
BCN
-
IAD
1 stop24h 55m
British Airways
Wed 3/49:45 pm
IAD
-
BCN
1 stop16h 00m
British Airways
Deal found 1/26$461
This KLM deal was found by Cheapflights users on 1/26. 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.
Mon 5/46:20 am
BCN
-
IAD
1 stop15h 15m
Multiple Airlines
Mon 5/119:45 pm
IAD
-
BCN
1 stop11h 50m
Multiple Airlines
Deal found 1/26$471
This KLM deal was found by Cheapflights users on 1/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:55 pm
BCN
-
IAD
1 stop26h 10m
Multiple Airlines
Tue 3/107:50 pm
IAD
-
BCN
1 stop10h 20m
Multiple Airlines
Deal found 1/27$476
This Delta deal was found by Cheapflights users on 1/26. 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.
Tue 5/56:20 am
BCN
-
IAD
1 stop15h 15m
Delta
Tue 5/129:45 pm
IAD
-
BCN
1 stop13h 25m
Delta
Deal found 1/26$477
This KLM deal was found by Cheapflights users on 1/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:55 pm
BCN
-
IAD
1 stop26h 10m
Multiple Airlines
Tue 3/177:50 pm
IAD
-
BCN
1 stop10h 20m
Multiple Airlines
Deal found 1/27$478
This American Airlines deal was found by Cheapflights users on 1/26. 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.
Wed 2/113:05 pm
BCN
-
DCA
1 stop15h 29m
American Airlines
Mon 2/1611:36 am
DCA
-
BCN
1 stop15h 14m
American Airlines
Deal found 1/26$478
This Delta deal was found by Cheapflights users on 1/26. 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.
Wed 2/111:00 pm
BCN
-
IAD
2 stops17h 24m
Delta
Mon 2/1612:24 pm
IAD
-
BCN
2 stops16h 46m
Delta
Deal found 1/26$483
This Delta deal was found by Cheapflights users on 1/26. 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.
Wed 2/1111:10 am
BCN
-
DCA
2 stops17h 47m
Delta
Mon 2/1611:06 am
DCA
-
BCN
2 stops15h 44m
Delta
Deal found 1/26$483
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:00 am
BCN
-
IAD
1 stop16h 35m
Delta
Wed 3/181:19 pm
IAD
-
BCN
2 stops16h 51m
Delta
Deal found 1/27$484
This British Airways deal was found by Cheapflights users on 1/26. 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.
Wed 2/1112:30 pm
BCN
-
DCA
1 stop15h 00m
British Airways
Mon 2/164:34 pm
DCA
-
BCN
2 stops12h 46m
British Airways
Deal found 1/26$484

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

Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) to Washington, D.C. (WAS). 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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$454
(Mytrip)

One-way from

$263
(JetBlue)

Popular in

July

Cheapest in

February

Average price

$624

Good round-trip deal

$799 or less

Good one-way deal

$1,450 or less
Provider with most accurate pricing for Barcelona-El Prat-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Barcelona-El Prat-Washington, D.C. (WAS) flights.
Search Deals
From Barcelona-El Prat to Washington, D.C. (WAS)
Search Deals
One-way flight from Barcelona-El Prat to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Barcelona-El Prat to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from Barcelona-El Prat to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat to Washington, D.C. 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 January 28, 2026.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Washington, D.C. that are best for you.

Fly from

Barcelona-El Prat

Fly to

Washington, D.C.

Route

Depart

Return

Price

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

Thu 3/5

7:55 pm-4:05 pm

1 stop26h 10m

Washington, D.C. Dulles Intl

Tue 3/10

7:50 pm-11:10 am

1 stop10h 20m

$476

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

Wed 2/11

1:00 pm-12:24 am

2 stops17h 24m

Washington, D.C. Dulles Intl

Mon 2/16

12:24 pm-11:10 am

2 stops16h 46m

$483

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Wed 2/11

11:10 am-10:57 pm

2 stops17h 47m

Washington, D.C. Reagan-National

Mon 2/16

11:06 am-8:50 am

2 stops15h 44m

$483

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Fri 3/6

10:15 am-8:32 pm

2 stops16h 17m

Washington, D.C. Reagan-National

Mon 3/16

2:25 pm-11:10 am

2 stops15h 45m

$485

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Mon 5/4

1:25 pm-10:41 pm

2 stops15h 16m

Washington, D.C. Reagan-National

Mon 5/11

11:00 am-8:45 am

1 stop15h 45m

$486

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Thu 4/9

11:10 am-10:08 pm

2 stops16h 58m

Washington, D.C. Reagan-National

Thu 4/16

11:00 am-8:45 am

1 stop15h 45m

$486

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Tue 5/5

11:00 am-6:33 pm

1 stop13h 33m

Washington, D.C. Reagan-National

Tue 5/12

6:05 am-8:45 am

1 stop20h 40m

$488

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

Thu 3/5

10:55 am-6:37 pm

1 stop13h 42m

Washington, D.C. Dulles Intl

Tue 3/10

1:19 pm-8:50 am

2 stops14h 31m

$489

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Wed 5/6

11:00 am-8:30 pm

1 stop15h 30m

Washington, D.C. Reagan-National

Mon 5/11

3:30 pm-8:35 am

1 stop11h 05m

$492

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

Thu 3/5

10:15 am-12:21 am

2 stops20h 06m

Washington, D.C. Dulles Intl

Tue 3/10

6:01 am-7:00 am

2 stops19h 59m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 60 results
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Compare providers for flights from Barcelona-El Prat to Washington, D.C.

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 Barcelona-El Prat to Washington, D.C. in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars

*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 Barcelona-El Prat Airport-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Barcelona-El Prat Airport-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Barcelona-El Prat Airport-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Barcelona-El Prat Airport-Washington, D.C. 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 Barcelona-El Prat Airport-Washington, D.C. 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 Barcelona-El Prat to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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, D.C.

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

Use this chart to determine the optimal time to book a round-trip flight from Barcelona-El Prat to Washington, D.C.. Price data was last updated on January 23, 2026.

The best time to book flights from Barcelona-El Prat Airport to Washington, D.C. is 62 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, April is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Washington, D.C. (average of $252). Flying from Barcelona-El Prat Airport to Washington, D.C. in July is currently the most expensive (average of $600). 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.

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

How often are flights from Barcelona to Washington, D.C. delayed?

About 16% of weekly flights between Barcelona and Washington, D.C. have experienced delays in the past year, with the average delay time being 178 minutes.

What is the most punctual flight time for Barcelona to Washington, D.C. flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Barcelona to Washington, D.C. flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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, D.C.. Reviews last updated January 28, 2026.
Read through reviews of airlines operating flights from Barcelona-El Prat Airport to Washington, D.C., such as United Airlines, TAP AIR PORTUGAL, and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,208 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,208 reviews
United Airlines
7.4
Good
9,208 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
TAP AIR PORTUGAL
7.1
Good
2,130 reviews
United Airlines
7.4
Good
9,208 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Lufthansa
6.8
Okay
7,749 reviews
United Airlines
7.4
Good
9,208 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Barcelona-El Prat to Washington, D.C.. 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 Washington, D.C.?

    Departing from Barcelona-El Prat Airport to Washington, D.C. will take you 17h 24m. The distance from Barcelona-El Prat Airport to Washington, D.C. is about 4046 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Barcelona-El Prat Airport to Washington, D.C. is TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as $406 on this airline. Additional options worth looking into are Lufthansa and United Airlines, starting at $525 and $533 round-trip. TAP AIR PORTUGAL is currently priced 35% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $275. Icelandair flights start at $326 while deals on British Airways start at $351 one-way.

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

    While some choose either Barcelona-El Prat - Baltimore/Washington or Barcelona-El Prat - Washington, D.C. Reagan-National, Barcelona-El Prat - Washington, D.C. Dulles Intl is the most popular route from Barcelona-El Prat Airport to Washington, D.C..

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

    No one likes to see their flight delayed. When booking a flight from Barcelona-El Prat Airport to Washington, D.C. consider choosing Air Canada (73%), United Airlines (73%) or Lufthansa (73%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Barcelona-El Prat Airport to Washington, D.C. is generally $1,508, our data shows the cheapest flight currently is $643. When looking at the most popular route, (Barcelona-El Prat - Washington, D.C. Dulles Intl), you can expect to pay $456 for that flight.

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

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

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

    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, D.C..

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

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

    Currently, April is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Washington, D.C. (average of $252). Flying from Barcelona-El Prat Airport to Washington, D.C. in July is currently the most expensive (average of $600). 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, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

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

See prices for flight routes from nearby airports that may be better suited for you.
Barcelona-El Prat to Dulles Intl flights
Barcelona-El Prat to Reagan-National flights
Costa Brava to Dulles Intl flights

Top 3 airlines flying from Barcelona-El Prat to Washington, D.C.

Discover the top 3 airlines that operate flights from Barcelona-El Prat to Washington, D.C.. 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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$406Average$590FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$525Average$723FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$533Average$754FlexibilityNo cancel feeOn-time69%

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