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$294+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BCN
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Barcelona-El Prat are usually found in February or January, booked 7 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap 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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$547
(Gotogate)

One-way from

$304
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$894

Good round-trip deal

$1,165 or less

Good one-way deal

$633 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Barcelona-El Prat flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Barcelona-El Prat flights.
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From Washington, D.C. (WAS) to Barcelona-El Prat
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One-way flight from Washington, D.C. (WAS) to Barcelona-El Prat
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Highest demand for flights based on searches. 16% potential increase in price ($173 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Barcelona-El Prat.
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Price to beat on a one-way flight from Washington, D.C. (WAS) to Barcelona-El Prat.
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Find 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 April 30, 2025.

This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:05 pmBWI - BCN
1 stop20h 45mPLAY
Sun 11/99:50 pmBCN - BWI
1 stop25h 05mPLAY
Deal found 4/29$400
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:30 pmBWI - BCN
2 stops17h 55mMultiple Airlines
Thu 11/62:30 pmBCN - BWI
2 stops32h 25mMultiple Airlines
Deal found 4/29$612
This Scandinavian 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1012:30 pmIAD - BCN
2 stops23h 50mScandinavian Airlines
Thu 11/2012:25 pmBCN - IAD
2 stops34h 50mScandinavian Airlines
Deal found 4/29$632
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:05 pmIAD - BCN
1 stop16h 05mRoyal Air Maroc
Sun 10/128:10 pmBCN - IAD
1 stop28h 55mRoyal Air Maroc
Deal found 4/29$635
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/128:30 pmIAD - BCN
2 stops15h 15mMultiple Airlines
Wed 5/2110:40 pmBCN - IAD
1 stop22h 40mMultiple Airlines
Deal found 4/29$636
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.
Fri 9/54:35 pmIAD - BCN
1 stop11h 10mIberia
Mon 9/229:10 pmBCN - IAD
1 stop23h 50mIberia
Deal found 4/29$637
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/209:25 amBWI - BCN
2 stops26h 45mScandinavian Airlines
Mon 9/17:00 pmBCN - BWI
2 stops32h 43mScandinavian Airlines
Deal found 4/28$637
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2012:00 pmDCA - BCN
2 stops24h 10mScandinavian Airlines
Mon 9/17:00 pmBCN - DCA
2 stops34h 28mScandinavian Airlines
Deal found 4/28$637
This Turkish 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/41:30 pmIAD - BCN
1 stop15h 05mTurkish Airlines
Fri 9/127:50 amBCN - IAD
1 stop17h 55mTurkish Airlines
Deal found 4/29$668
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/129:00 pmIAD - BCN
1 stop19h 25mAer Lingus
Wed 8/2011:00 amBCN - IAD
1 stop14h 30mAer Lingus
Deal found 4/29$686
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/124:35 pmDCA - BCN
2 stops25h 20mMultiple Airlines
Tue 5/207:30 amBCN - DCA
2 stops20h 23mMultiple Airlines
Deal found 4/28$690
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.
Mon 10/276:44 pmDCA - BCN
2 stops12h 56mIberia
Fri 11/79:30 amBCN - DCA
1 stop12h 55mIberia
Deal found 4/29$693

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 April 30, 2025.
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

Washington, D.C.

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Tue 10/21

6:50 pm-9:40 pm

1 stop20h 50m

Barcelona-El Prat

Thu 10/30

9:50 pm-5:55 pm

1 stop25h 05m

$407

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Mon 10/6

10:05 pm-9:40 am

2 stops53h 35m

Barcelona-El Prat

Sun 10/12

7:00 pm-4:31 pm

2 stops51h 31m

$633

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Fri 10/3

9:05 pm-7:10 pm

1 stop16h 05m

Barcelona-El Prat

Sun 10/12

8:10 pm-7:05 pm

1 stop28h 55m

$635

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Mon 5/12

8:30 pm-5:45 pm

2 stops15h 15m

Barcelona-El Prat

Wed 5/21

10:40 pm-3:20 pm

1 stop22h 40m

$636

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Fri 9/5

4:35 pm-9:45 am

1 stop11h 10m

Barcelona-El Prat

Mon 9/22

9:10 pm-3:00 pm

1 stop23h 50m

$637

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Wed 8/20

9:25 am-6:10 pm

2 stops26h 45m

Barcelona-El Prat

Mon 9/1

7:00 pm-9:43 pm

2 stops32h 43m

$637

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Wed 8/20

12:00 pm-6:10 pm

2 stops24h 10m

Barcelona-El Prat

Mon 9/1

7:00 pm-11:28 pm

2 stops34h 28m

$637

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Thu 9/4

1:30 pm-10:35 am

1 stop15h 05m

Barcelona-El Prat

Fri 9/12

7:50 am-7:45 pm

1 stop17h 55m

$668

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Mon 5/12

8:30 pm-9:20 pm

2 stops18h 50m

Barcelona-El Prat

Tue 5/20

8:45 am-5:48 pm

2 stops39h 03m

$678

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Tue 8/12

9:00 pm-10:25 pm

1 stop19h 25m

Barcelona-El Prat

Wed 8/20

11:00 am-7:30 pm

1 stop14h 30m

$686

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 60 results
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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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy-Trust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
Trip.comPrice Accuracy1 starTrust Score*3 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 Washington, D.C.-Barcelona-El Prat Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C.-Barcelona-El Prat Airport flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Barcelona-El Prat. Price data was last updated on April 25, 2025.

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 7 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.

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 $523). Flying from Washington, D.C. 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 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 April 30, 2025.

It’s optimal to fly from Washington, D.C. to Barcelona-El Prat Airport in the morning. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Washington, D.C. to Barcelona-El Prat Airport?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Barcelona-El Prat. Price data was last updated on June 30, 2024.

Travelers seeking maximum savings on their Washington, D.C. to Barcelona-El Prat Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 April 30, 2025.

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).

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 April 30, 2025.
See what other customers who have flown with Delta, KLM and Air Transat from Washington, D.C. to Barcelona have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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
1,334 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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 Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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
1,275 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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.
Qatar Airways
7.4
Good
3,563 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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, 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.

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

    According to our current data, PLAY ($547), Iberia ($700), and Scandinavian Airlines ($707) offers the cheapest pricing from Washington, D.C. to Barcelona-El Prat Airport. PLAY is 38% 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 TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $358. However, be on the lookout for offers from PLAY and Scandinavian Airlines, 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?

    Most travelers choose Washington, D.C. Dulles Intl - Barcelona-El Prat, Washington, D.C. Reagan-National - Barcelona-El Prat or Baltimore/Washington - Barcelona-El Prat when deciding on the best route 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 (77%), United Airlines (77%), Lufthansa (77%).

  • 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 $1,219, our data shows the cheapest flight currently is $568. When looking at the most popular route, (Washington, D.C. Dulles Intl - Barcelona-El Prat), you can expect to pay $471 for that flight.

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

    Most of the time, Washington, D.C. to Barcelona-El Prat Airport flights that have layovers will stop in Lisbon. Madrid sees the second most layovers for non-direct flights flying from Washington, D.C. to Barcelona-El Prat Airport. London comes next as the third most popular layover location for Washington, D.C. to Barcelona-El Prat Airport flights.

  • 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 Commerce Square. Chiado, Praça do Marquês de Pombal and Commerce Square are located about 4.5 mi, 3.6 mi, and 4.7 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 $22 per day.

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

    Most Madrid visitors opt to spend their time at Puerta del Sol, Plaza Mayor, and Spain Building. Puerta del Sol, Plaza Mayor and Spain Building are located about 8.4 mi, 8.6 mi, and 8.5 mi, respectively from Madrid Barajas if you are interested in checking them out. Those on a layover in Madrid in need of a rental car can book one at Madrid Barajas for about $29.

  • What are points of interest worth seeing during a layover in London?

    London travelers tend to visit Hyde Park, Piccadilly Circus, and Buckingham Palace more than any other attractions. Those on a layover in London interested in visiting Hyde Park, Piccadilly Circus, or Buckingham Palace can do so by traveling 12.5 mi, 14.1 mi, and 13.7 mi, respectively from London Heathrow. Those on a layover in London in need of a rental car can book one at London Heathrow for about $53.

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

    Of the flights from Washington, D.C. to Barcelona-El Prat Airport that have layovers, the fewest flights stop in Dublin. Reykjavik follows Dublin in terms of the least common layover location on 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 $523). Flying from Washington, D.C. 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, D.C.?

Book flights to Washington, D.C. 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, D.C. to Barcelona-El Prat

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

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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$306Average$418FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$384Average$625FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$465Average$590FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$521Average$689FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$540Average$781FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$550Average$991FlexibilityNo cancel feeOn-time70%
Royal Air MarocCheapest$560Average$603FlexibilityNo cancel feeOn-time75%
Aer LingusCheapest$572Average$836FlexibilityNo cancel feeOn-timeN/A
ITA AirwaysCheapest$603Average$772FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$608Average$1,097FlexibilityNo cancel feeOn-time71%

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