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 Delta. Our recent data shows that you can find tickets from as low as $298 on this airline. Additional options worth looking into are TAP AIR PORTUGAL and United Airlines, starting at $406 and $432 round-trip. Delta is currently priced 49% 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 $322. WorldTicket flights start at $361 while deals on British Airways start at $442 one-way.

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

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

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 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 $725, our data shows the cheapest flight currently is $525. When looking at the most popular route, (Barcelona-El Prat - Washington, D.C. Dulles Intl), you can expect to pay $408 for that flight.

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 (72%), United Airlines (72%) or Lufthansa (72%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Barcelona-El Prat Airport to Washington, D.C.?

Before booking your flight from Barcelona-El Prat Airport to Washington, D.C. check out the most popular airlines for this route: Delta, Lufthansa or TAP AIR PORTUGAL.

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

Saturday flights are found to be more expensive to fly from Barcelona-El Prat Airport to Washington, D.C.. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

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

Our data shows that February tends to be the cheapest month to fly to Washington, D.C. from Barcelona-El Prat Airport. Users have commonly found prices around $588 for the month, but tickets can be as low as $314. Due to multiple factors, prepare for potentially higher prices in July.

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.

$291+ Cheap Flights from Barcelona-El Prat Airport to Washington, D.C.

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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

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Cheapflights Tip: The best prices from Barcelona-El Prat to Washington, D.C. are usually found in February or October, 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.

Round-trip from	$443 (Icelandair)
One-way from	$291 (oojo)
Popular in	July
Cheapest in	February
Average price	$604
Good round-trip deal	$604 or less
Good one-way deal	$602 or less

From Barcelona-El Prat to Washington, D.C. (WAS)

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One-way flight from Barcelona-El Prat to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($112 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Price to beat on a round-trip flight from Barcelona-El Prat to Washington, D.C. (WAS).

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Price to beat on a one-way flight from Barcelona-El Prat to Washington, D.C. (WAS).

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Find 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 September 11, 2025.

Tue 11/1811:50 amBCN - BWI

1 stop12h 50mIcelandair

Sun 11/307:40 pmBWI - BCN

1 stop11h 40mIcelandair

Deal found 9/11

$443

Fri 11/147:10 pmBCN - IAD

1 stop29h 40mScandinavian Airlines

Wed 3/119:30 pmIAD - BCN

1 stop15h 50mScandinavian Airlines

Deal found 9/11

$471

Tue 11/187:10 pmBCN - IAD

1 stop28h 05mScandinavian Airlines

Thu 12/48:30 pmIAD - BCN

1 stop15h 50mScandinavian Airlines

Deal found 9/10

$472

Thu 9/257:00 pmBCN - IAD

1 stop30h 59mScandinavian Airlines

Sat 12/68:30 pmIAD - BCN

1 stop15h 50mScandinavian Airlines

Deal found 9/10

$478

Thu 10/1610:30 amBCN - IAD

2 stops15h 29mScandinavian Airlines

Sat 10/2510:05 pmIAD - BCN

1 stop15h 15mScandinavian Airlines

Deal found 9/10

$481

Thu 10/2310:25 amBCN - IAD

1 stop15h 34mScandinavian Airlines

Thu 10/309:30 pmIAD - BCN

1 stop15h 50mScandinavian Airlines

Deal found 9/11

$484

Thu 9/2510:30 amBCN - IAD

2 stops39h 29mScandinavian Airlines

Wed 10/1510:05 pmIAD - BCN

1 stop14h 05mScandinavian Airlines

Deal found 9/11

$489

Tue 11/1111:50 amBCN - IAD

1 stop12h 40mIcelandair

Wed 3/118:40 pmIAD - BCN

1 stop11h 40mIcelandair

Deal found 9/11

$500

Tue 11/1111:50 amBCN - IAD

1 stop12h 40mIcelandair

Sun 3/88:40 pmIAD - BCN

1 stop11h 40mIcelandair

Deal found 9/11

$501

Fri 9/266:20 amBCN - IAD

1 stop14h 20mITA Airways

Tue 9/304:30 pmIAD - BCN

1 stop12h 20mITA Airways

Deal found 9/10

$506

Thu 10/166:00 amBCN - IAD

1 stop15h 20mTAP AIR PORTUGAL

Mon 11/35:30 pmIAD - BCN

1 stop17h 45mTAP AIR PORTUGAL

Deal found 9/10

$515

Thu 10/97:25 amBCN - BWI

2 stops16h 15mMultiple Airlines

Wed 10/226:50 pmBWI - BCN

2 stops22h 40mMultiple Airlines

Deal found 9/10

$517

Best flights from Barcelona-El Prat to Washington, D.C.
Discover carefully curated flight deals from Barcelona-El Prat to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Fri 11/2111:50 amBCN - BWI

1 stop12h 50mIcelandair

Sun 11/307:40 pmBWI - BCN

1 stop11h 40mIcelandair

Deal found 9/11

$443

Thu 2/2612:15 pmBCN - BWI

1 stop12h 30mMultiple Airlines

Sun 3/89:35 pmBWI - BCN

1 stop11h 30mMultiple Airlines

Deal found 9/11

$477

Thu 2/266:50 amBCN - IAD

1 stop13h 45mUnited Airlines

Sun 3/85:20 pmIAD - BCN

2 stops19h 25mUnited Airlines

Deal found 9/11

$518

Wed 11/199:10 pmBCN - IAD

1 stop24h 05mTAP AIR PORTUGAL

Tue 12/25:30 pmIAD - BCN

1 stop10h 35mTAP AIR PORTUGAL

Deal found 9/11

$546

Wed 1/710:55 amBCN - BWI

1 stop14h 50mDelta

Mon 1/123:30 pmBWI - BCN

2 stops13h 40mDelta

Deal found 9/10

$559

Wed 1/710:55 amBCN - DCA

1 stop16h 18mVirgin Atlantic

Mon 1/126:05 amDCA - BCN

1 stop19h 55mVirgin Atlantic

Deal found 9/10

$563

Thu 11/275:50 amBCN - IAD

1 stop16h 00mLufthansa

Tue 12/26:05 pmIAD - BCN

Nonstop8h 15mLufthansa

Deal found 9/11

$565

Thu 11/275:50 amBCN - DCA

2 stops15h 41mAir Canada

Tue 12/211:05 amDCA - BCN

2 stops16h 00mAir Canada

Deal found 9/11

$572

Tue 11/1811:50 amBCN - BWI

1 stop12h 50mIcelandair

Sun 11/307:40 pmBWI - BCN

1 stop11h 40mIcelandair

Deal found 9/11

$443

Sun 11/2311:50 amBCN - BWI

1 stop12h 50mIcelandair

Wed 12/37:40 pmBWI - BCN

1 stop11h 40mIcelandair

Deal found 9/11

$443

Thu 2/196:50 amBCN - DCA

2 stops18h 43mUnited Airlines

Sun 2/223:00 pmDCA - BCN

1 stop12h 00mUnited Airlines

Deal found 9/9

$519

Fri 11/2111:50 amBCN - BWI

1 stop12h 50mIcelandair

Fri 12/57:40 pmBWI - BCN

1 stop11h 40mIcelandair

Deal found 9/11

$443

Last-minute flights from Barcelona-El Prat to Washington, D.C.
Discover last-minute flight deals from Barcelona-El Prat to Washington, D.C.. Data last updated September 11, 2025 and is based on user searches.

Thu 9/1812:50 pmBCN - DCA

1 stop16h 17mIberia

Wed 10/11:39 pmDCA - BCN

1 stop11h 06mIberia

Deal found 9/10

$528

Fri 9/1911:40 amBCN - IAD

1 stop33h 00mITA Airways

Thu 9/254:30 pmIAD - BCN

1 stop24h 45mITA Airways

Deal found 9/10

$525

Thu 9/257:00 pmBCN - IAD

1 stop30h 59mScandinavian Airlines

Sat 12/68:30 pmIAD - BCN

1 stop15h 50mScandinavian Airlines

Deal found 9/10

$478

Thu 9/2510:30 amBCN - IAD

2 stops39h 29mScandinavian Airlines

Wed 10/1510:05 pmIAD - BCN

1 stop14h 05mScandinavian Airlines

Deal found 9/11

$489

Thu 9/2512:50 pmBCN - DCA

1 stop16h 17mAmerican Airlines

Wed 10/1511:15 amDCA - BCN

1 stop13h 30mAmerican Airlines

Deal found 9/11

$526

Fri 9/266:20 amBCN - IAD

1 stop14h 20mITA Airways

Tue 9/304:30 pmIAD - BCN

1 stop12h 20mITA Airways

Deal found 9/10

$506

Thu 10/97:25 amBCN - BWI

2 stops16h 15mMultiple Airlines

Wed 10/226:50 pmBWI - BCN

2 stops22h 40mMultiple Airlines

Deal found 9/10

$517

Thu 10/1610:30 amBCN - IAD

2 stops15h 29mScandinavian Airlines

Sat 10/2510:05 pmIAD - BCN

1 stop15h 15mScandinavian Airlines

Deal found 9/10

$481

Thu 10/166:00 amBCN - IAD

1 stop15h 20mTAP AIR PORTUGAL

Mon 11/35:30 pmIAD - BCN

1 stop17h 45mTAP AIR PORTUGAL

Deal found 9/10

$515

Fri 10/1710:30 amBCN - IAD

1 stop14h 25mMultiple Airlines

Mon 10/276:05 pmIAD - BCN

1 stop21h 35mMultiple Airlines

Deal found 9/10

$529

Sat 10/189:40 amBCN - IAD

1 stop16h 19mScandinavian Airlines

Sat 10/2510:05 pmIAD - BCN

1 stop15h 15mScandinavian Airlines

Deal found 9/10

$531

Thu 10/2310:25 amBCN - IAD

1 stop15h 34mScandinavian Airlines

Thu 10/309:30 pmIAD - BCN

1 stop15h 50mScandinavian Airlines

Deal found 9/11

$484

One-way flights from Barcelona-El Prat to Washington, D.C.
Search for one-way flight options from Barcelona-El Prat to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

Wed 10/2210:40 pmBCN - BWI

1 stop25h 00mWorldTicket

Deal found 9/10

$291

Sun 11/210:55 amBCN - IAD

1 stop34h 20mTAP AIR PORTUGAL

Deal found 9/11

$322

Tue 10/75:45 pmBCN - IAD

1 stop33h 05mTAP AIR PORTUGAL

Deal found 9/10

$324

Wed 11/2612:35 pmBCN - IAD

1 stop14h 25mTAP AIR PORTUGAL

Deal found 9/10

$325

Sat 9/203:35 pmBCN - IAD

2 stops52h 50mMultiple Airlines

Deal found 9/10

$338

Fri 9/199:50 pmBCN - BWI

2 stops27h 00mMultiple Airlines

Deal found 9/11

$340

Wed 10/810:40 pmBCN - IAD

1 stop28h 10mTAP AIR PORTUGAL

Deal found 9/10

$342

Tue 9/1610:00 pmBCN - IAD

2 stops47h 20mMultiple Airlines

Deal found 9/11

$346

Wed 10/223:00 pmBCN - IAD

1 stop11h 50mTAP AIR PORTUGAL

Deal found 9/11

$347

Wed 10/811:30 pmBCN - IAD

2 stops27h 20mMultiple Airlines

Deal found 9/10

$350

Thu 10/98:40 amBCN - IAD

2 stops18h 10mMultiple Airlines

Deal found 9/10

$353

Sat 9/203:35 pmBCN - BWI

3 stops49h 25mMultiple Airlines

Deal found 9/10

$358

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

BarcelonaBaltimore

BCN - BWI

BCNBWI

Barcelona-El Prat

Fri 11/21

11:50 am-6:40 pm

1 stop12h 50m

Baltimore/Washington

Sun 11/30

7:40 pm-1:20 pm

1 stop11h 40m

$443

BarcelonaBaltimore

BCN - BWI

BCNBWI

Barcelona-El Prat

Tue 11/18

11:50 am-6:40 pm

1 stop12h 50m

Baltimore/Washington

Sun 11/30

7:40 pm-1:20 pm

1 stop11h 40m

$443

BarcelonaBaltimore

BCN - BWI

BCNBWI

Barcelona-El Prat

Sun 11/23

11:50 am-6:40 pm

1 stop12h 50m

Baltimore/Washington

Wed 12/3

7:40 pm-1:20 pm

1 stop11h 40m

$443

BarcelonaBaltimore

BCN - BWI

BCNBWI

Barcelona-El Prat

Fri 11/21

11:50 am-6:40 pm

1 stop12h 50m

Baltimore/Washington

Fri 12/5

7:40 pm-1:20 pm

1 stop11h 40m

$443

BarcelonaBaltimore

BCN - BWI

BCNBWI

Barcelona-El Prat

Sun 11/23

11:50 am-6:40 pm

1 stop12h 50m

Baltimore/Washington

Sun 11/30

7:40 pm-1:20 pm

1 stop11h 40m

$444

BarcelonaBaltimore

BCN - BWI

BCNBWI

Barcelona-El Prat

Thu 2/26

12:15 pm-6:45 pm

1 stop12h 30m

Baltimore/Washington

Sun 3/8

9:35 pm-2:05 pm

1 stop11h 30m

$477

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

Thu 2/26

6:50 am-2:35 pm

1 stop13h 45m

Washington, D.C. Dulles Intl

Sun 3/8

5:20 pm-5:45 pm

2 stops19h 25m

$518

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Thu 2/19

6:50 am-7:33 pm

2 stops18h 43m

Washington, D.C. Reagan-National

Sun 2/22

3:00 pm-9:00 am

1 stop12h 00m

$519

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Thu 11/6

1:35 pm-10:26 am

1 stop26h 51m

Washington, D.C. Reagan-National

Sat 11/8

7:30 am-9:35 am

2 stops44h 05m

$519

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Thu 9/25

12:50 pm-11:07 pm

1 stop16h 17m

Washington, D.C. Reagan-National

Sat 12/6

4:49 pm-9:00 am

1 stop10h 11m

$545

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 55 results

...

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.?

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, August is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Washington, D.C. (average of $292). Flying from Barcelona-El Prat Airport to Washington, D.C. in April is currently the most expensive (average of $337). 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 BCN to WAS?

Unlike in the morning, when flights are generally more expensive, you can save up to 41% on flights from Barcelona-El Prat Airport to Washington, D.C. by exploring options for tickets in the evening.

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

The most flights from BCN to WAS 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).

Reviews of airlines servicing Washington, D.C.

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

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

6.0

Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Delta

8.0

Very good

7,960 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

6.0

Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

United Airlines

7.4

Good

8,937 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

6.0

Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

TAP AIR PORTUGAL

7.1

Good

1,977 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

6.0

Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Lufthansa

6.8

Okay

7,409 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

6.0

Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

British Airways

6.7

Okay

7,361 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

6.0

Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

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 12h 50m. The distance from Barcelona-El Prat Airport to Washington, D.C. is about 4002 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 Delta. Our recent data shows that you can find tickets from as low as $298 on this airline. Additional options worth looking into are TAP AIR PORTUGAL and United Airlines, starting at $406 and $432 round-trip. Delta is currently priced 49% 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 $322. WorldTicket flights start at $361 while deals on British Airways start at $442 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 (72%), United Airlines (72%) or Lufthansa (72%) 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 $725, our data shows the cheapest flight currently is $525. When looking at the most popular route, (Barcelona-El Prat - Washington, D.C. Dulles Intl), you can expect to pay $408 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, August is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Washington, D.C. (average of $292). Flying from Barcelona-El Prat Airport to Washington, D.C. in April is currently the most expensive (average of $337). 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

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Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Barcelona-El Prat to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$298	Average$438	FlexibilityNo cancel fee	On-timeN/A
TAP AIR PORTUGAL	Cheapest$406	Average$595	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$432	Average$752	FlexibilityNo cancel fee	On-time69%
Lufthansa	Cheapest$497	Average$660	FlexibilityNo cancel fee	On-time76%

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$291+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.

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 October, booked 62 days in advance, depart on a Wednesday or Thursday and return on a Monday

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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 September 11, 2025.

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 September 11, 2025.

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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 August 29, 2025.

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

What is the cheapest time of day to fly from BCN to WAS?

Find hourly flight availability from Barcelona-El Prat to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

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

Reviews of airlines servicing Washington, D.C.

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

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.

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Top 4 airlines flying from Barcelona-El Prat to Washington, D.C.

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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 September 11, 2025.