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

Cheapflights users have booked flights from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport round-trip from $544. Other airlines that can offer you cheap pricing are Air Canada, from $577, and United Airlines, from $584. Delta is 3% cheaper than the average price of flights available within the next 90 days to this destination.

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

Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport (average of $278). Flying from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport in June 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 day to fly from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport?

Travelers seeking maximum savings on their Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport flight should consider departing on Monday mornings 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.

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

Leaving on a Sunday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 133% on the overall cost on flights from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport.

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

Our data shows that February tends to be the cheapest month to fly to Washington, D.C. Reagan-National Airport from Barcelona-El Prat Airport. Users have commonly found prices around $584 for the month, but tickets can be as low as $314. Due to multiple factors, prepare for potentially higher prices in July.

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

Unlike in the morning, when flights are generally more expensive, you can save up to 5% on flights from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport by exploring options for tickets at noon.

Can I find deals for flights from Barcelona-El Prat to Reagan-National that include hotel bookings?

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

How can I find direct flights from Barcelona-El Prat to Reagan-National?

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 Reagan-National.

Can I find deals for business class flights from Barcelona-El Prat to Reagan-National?

Yes. Cheapflights offers flight deals from Barcelona-El Prat to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$416+ Flights from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport

Q: How far in advance should I book a flight from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport?

To save up to 117% on this flight, we recommend booking at least 55 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport from $479 1-2 weeks out and tickets from $977 for flights departing within the next 72 hours.

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Cheap flight deals from Barcelona-El Prat to Reagan-National

Round-trip from	$544 (Delta)
One-way from	$479 (Thrive Travel)
Popular in	July
Cheapest in	October
Average price	$573

From Barcelona-El Prat to Washington, D.C. Reagan-National

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One-way flight from Barcelona-El Prat to Washington, D.C. Reagan-National

Search Deals

Highest demand for flights based on searches. 17% potential increase in price ($118 potential increase over avg. RT price).

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Cheapest flight prices on average. 7% potential price decrease ($39 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Find flight deals from Barcelona-El Prat to Reagan-National

Cheapest flights from Barcelona-El Prat to Reagan-National
Explore the most affordable flight options available from Barcelona-El Prat to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 16, 2025.

jue. 10/21:15 pmBCN - DCA

1 stop15h 19mAir Canada

vie. 10/178:40 pmDCA - BCN

1 stop30h 40mAir Canada

Deal found 6/14

$539

lun. 9/11:20 pmBCN - DCA

2 stops16h 21mDelta

mar. 10/71:30 pmDCA - BCN

2 stops13h 30mDelta

Deal found 6/16

$544

mié. 11/2611:00 amBCN - DCA

1 stop15h 30mMultiple Airlines

vie. 12/54:45 pmDCA - BCN

1 stop10h 15mMultiple Airlines

Deal found 6/16

$573

jue. 7/1012:10 pmBCN - DCA

1 stop28h 08mUnited Airlines

mié. 7/237:00 amDCA - BCN

1 stop20h 00mUnited Airlines

Deal found 6/15

$584

mar. 6/242:00 pmBCN - DCA

1 stop11h 59mBritish Airways

vie. 7/184:50 pmDCA - BCN

1 stop10h 15mBritish Airways

Deal found 6/16

$619

vie. 7/49:30 amBCN - DCA

1 stop16h 24mVirgin Atlantic

sáb. 7/1211:00 amDCA - BCN

1 stop18h 55mVirgin Atlantic

Deal found 6/14

$635

lun. 6/2312:00 pmBCN - DCA

1 stop11h 54mLufthansa

lun. 7/711:10 amDCA - BCN

1 stop15h 50mLufthansa

Deal found 6/16

$643

vie. 7/259:30 amBCN - DCA

1 stop13h 35mKLM

jue. 8/71:25 pmDCA - BCN

1 stop11h 50mKLM

Deal found 6/15

$694

jue. 7/106:30 pmBCN - DCA

1 stop34h 41mIberia

mié. 7/232:54 pmDCA - BCN

1 stop9h 51mIberia

Deal found 6/15

$703

lun. 9/11:30 pmBCN - DCA

1 stop16h 29mAmerican Airlines

mar. 10/73:54 pmDCA - BCN

1 stop12h 36mAmerican Airlines

Deal found 6/15

$716

jue. 9/47:00 pmBCN - DCA

2 stops30h 56mScandinavian Airlines

dom. 9/76:05 amDCA - BCN

2 stops30h 05mScandinavian Airlines

Deal found 6/16

$885

Best flights from Barcelona-El Prat to Reagan-National
Discover carefully curated flight deals from Barcelona-El Prat to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated junio 16, 2025.

lun. 9/11:20 pmBCN - DCA

2 stops16h 21mDelta

mar. 10/71:30 pmDCA - BCN

2 stops13h 30mDelta

Deal found 6/16

$544

jue. 7/1012:10 pmBCN - DCA

1 stop15h 38mAir Canada

mié. 7/2312:55 pmDCA - BCN

2 stops12h 55mAir Canada

Deal found 6/15

$577

jue. 7/1012:10 pmBCN - DCA

1 stop28h 08mUnited Airlines

mié. 7/237:00 amDCA - BCN

1 stop20h 00mUnited Airlines

Deal found 6/15

$584

mar. 6/242:00 pmBCN - DCA

1 stop11h 59mBritish Airways

vie. 7/184:50 pmDCA - BCN

1 stop10h 15mBritish Airways

Deal found 6/16

$619

vie. 7/49:30 amBCN - DCA

1 stop16h 24mVirgin Atlantic

sáb. 7/1211:00 amDCA - BCN

1 stop18h 55mVirgin Atlantic

Deal found 6/14

$635

lun. 6/2312:00 pmBCN - DCA

1 stop11h 54mLufthansa

lun. 7/711:10 amDCA - BCN

1 stop15h 50mLufthansa

Deal found 6/16

$643

jue. 9/1110:15 amBCN - DCA

2 stops15h 29mMultiple Airlines

dom. 9/1411:00 amDCA - BCN

2 stops14h 50mMultiple Airlines

Deal found 6/15

$645

vie. 7/259:30 amBCN - DCA

1 stop13h 35mKLM

jue. 8/71:25 pmDCA - BCN

1 stop11h 50mKLM

Deal found 6/15

$694

jue. 7/106:30 pmBCN - DCA

1 stop34h 41mIberia

mié. 7/232:54 pmDCA - BCN

1 stop9h 51mIberia

Deal found 6/15

$703

lun. 9/11:30 pmBCN - DCA

1 stop16h 29mAmerican Airlines

mar. 10/73:54 pmDCA - BCN

1 stop12h 36mAmerican Airlines

Deal found 6/15

$716

jue. 9/47:00 pmBCN - DCA

2 stops30h 56mScandinavian Airlines

dom. 9/76:05 amDCA - BCN

2 stops30h 05mScandinavian Airlines

Deal found 6/16

$885

Last-minute flights from Barcelona-El Prat to Reagan-National
Discover last-minute flight deals from Barcelona-El Prat to Reagan-National. Data last updated junio 16, 2025 and is based on user searches.

lun. 6/2312:00 pmBCN - DCA

1 stop11h 54mUnited Airlines

lun. 7/711:10 amDCA - BCN

1 stop15h 50mUnited Airlines

Deal found 6/16

$601

lun. 6/239:00 amBCN - DCA

2 stops18h 46mVirgin Atlantic

lun. 7/71:41 pmDCA - BCN

2 stops16h 14mVirgin Atlantic

Deal found 6/15

$602

lun. 6/2312:50 pmBCN - DCA

1 stop14h 21mAmerican Airlines

lun. 7/75:00 pmDCA - BCN

1 stop11h 30mAmerican Airlines

Deal found 6/16

$625

lun. 6/2312:00 pmBCN - DCA

1 stop11h 54mLufthansa

lun. 7/711:10 amDCA - BCN

1 stop15h 50mLufthansa

Deal found 6/16

$643

lun. 6/2312:10 pmBCN - DCA

2 stops26h 42mAir Canada

lun. 7/79:40 amDCA - BCN

1 stop16h 10mAir Canada

Deal found 6/15

$718

lun. 6/238:00 amBCN - DCA

3 stops34h 03mMultiple Airlines

lun. 7/74:30 pmDCA - BCN

2 stops34h 50mMultiple Airlines

Deal found 6/14

$826

lun. 6/2310:40 pmBCN - DCA

2 stops38h 58mTAP AIR PORTUGAL

mié. 7/211:10 amDCA - BCN

2 stops28h 40mTAP AIR PORTUGAL

Deal found 6/14

$1,421

lun. 6/233:45 pmBCN - DCA

2 stops21h 53mIcelandair

lun. 7/73:45 pmDCA - BCN

2 stops41h 00mIcelandair

Deal found 6/16

$1,695

lun. 6/239:30 amBCN - DCA

1 stop13h 50mAir France

lun. 6/304:56 pmDCA - BCN

1 stop12h 59mAir France

Deal found 6/14

$2,184

mar. 6/242:00 pmBCN - DCA

1 stop11h 59mBritish Airways

vie. 7/184:50 pmDCA - BCN

1 stop10h 15mBritish Airways

Deal found 6/16

$619

jue. 6/2611:05 amBCN - DCA

2 stops14h 49mDelta

mié. 7/91:25 pmDCA - BCN

2 stops13h 35mDelta

Deal found 6/15

$597

jue. 6/2612:50 pmBCN - DCA

1 stop16h 17mIberia

mié. 7/22:54 pmDCA - BCN

1 stop9h 51mIberia

Deal found 6/14

$843

One-way flights from Barcelona-El Prat to Reagan-National
Search for one-way flight options from Barcelona-El Prat to Reagan-National. Find affordable one-way fares based on user searches. Data last updated junio 16, 2025.

mar. 9/93:15 pmBCN - DCA

1 stop13h 28mMultiple Airlines

Deal found 6/14

$479

mié. 8/2012:10 pmBCN - DCA

1 stop15h 38mLufthansa

Deal found 6/15

$646

mar. 9/91:20 pmBCN - DCA

2 stops16h 21mDelta

Deal found 6/14

$660

jue. 7/103:00 pmBCN - DCA

2 stops23h 22mTAP AIR PORTUGAL

Deal found 6/16

$778

vie. 8/151:25 pmBCN - DCA

2 stops39h 34mLOT

Deal found 6/14

$817

mié. 8/611:35 amBCN - DCA

1 stop16h 09mVirgin Atlantic

Deal found 6/16

$864

vie. 8/89:00 amBCN - DCA

1 stop15h 14mAir France

Deal found 6/16

$869

lun. 7/2812:50 pmBCN - DCA

1 stop16h 21mFinnair

Deal found 6/16

$878

jue. 7/2410:45 amBCN - DCA

1 stop15h 59mBritish Airways

Deal found 6/15

$884

sáb. 7/261:35 pmBCN - DCA

2 stops15h 36mIberia

Deal found 6/14

$900

sáb. 7/126:20 amBCN - DCA

2 stops17h 54mITA Airways

Deal found 6/15

$965

mar. 7/1511:35 amBCN - DCA

1 stop15h 08mKLM

Deal found 6/16

$981

Cheapflights Fare Finder

Use the filters below to find and compare flights from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

jue. 10/2

1:15 pm-10:34 pm

1 stop15h 19m

Washington, D.C. Reagan-National

vie. 10/17

8:40 pm-9:20 am

1 stop30h 40m

$539

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

lun. 9/1

1:20 pm-11:41 pm

2 stops16h 21m

Washington, D.C. Reagan-National

mar. 10/7

1:30 pm-9:00 am

2 stops13h 30m

$544

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

mié. 11/26

11:00 am-8:30 pm

1 stop15h 30m

Washington, D.C. Reagan-National

vie. 12/5

4:45 pm-9:00 am

1 stop10h 15m

$573

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

jue. 7/10

12:10 pm-10:18 am

1 stop28h 08m

Washington, D.C. Reagan-National

mié. 7/23

7:00 am-9:00 am

1 stop20h 00m

$584

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

vie. 7/4

9:30 am-7:54 pm

1 stop16h 24m

Washington, D.C. Reagan-National

sáb. 7/12

11:00 am-11:55 am

1 stop18h 55m

$635

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

lun. 9/1

2:00 pm-7:59 pm

1 stop11h 59m

Washington, D.C. Reagan-National

mar. 10/7

12:34 pm-6:45 am

1 stop12h 11m

$682

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

vie. 7/25

9:30 am-5:05 pm

1 stop13h 35m

Washington, D.C. Reagan-National

jue. 8/7

1:25 pm-7:15 am

1 stop11h 50m

$694

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

jue. 7/10

6:30 pm-11:11 pm

1 stop34h 41m

Washington, D.C. Reagan-National

mié. 7/23

2:54 pm-6:45 am

1 stop9h 51m

$703

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

lun. 9/1

1:30 pm-11:59 pm

1 stop16h 29m

Washington, D.C. Reagan-National

mar. 10/7

3:54 pm-10:30 am

1 stop12h 36m

$716

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

jue. 9/4

7:00 pm-7:56 pm

2 stops30h 56m

Washington, D.C. Reagan-National

dom. 9/7

6:05 am-6:10 pm

2 stops30h 05m

$885

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Showing 1-10 of 24 results

Best time to book a flight from Barcelona-El Prat to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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. Reagan-National Airport

Rainfall in Reagan-National by month

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport 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. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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).

Reviews of airlines servicing Reagan-National

See what other customers who have flown with Delta, KLM and LOT from Barcelona to Washington, D.C. have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,963 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,963 reviews

Delta

8.0

Very good

7,963 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,361 reviews

Delta

8.0

Very good

7,963 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

LOT

7.6

Good

1,080 reviews

Delta

8.0

Very good

7,963 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Finnair

7.6

Good

1,291 reviews

Delta

8.0

Very good

7,963 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air France

7.5

Good

1,466 reviews

Delta

8.0

Very good

7,963 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport round-trip?
Cheapflights users have booked flights from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport round-trip from $544. Other airlines that can offer you cheap pricing are Air Canada, from $577, and United Airlines, from $584. Delta is 3% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport one-way?
The cheapest airlines for a one-way flight from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport are Lufthansa ($646), Delta ($660), and TAP AIR PORTUGAL ($778).
Can I find deals for flights from Barcelona-El Prat to Reagan-National that include hotel bookings?
Yes. In addition to deals on Barcelona-El Prat to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Barcelona-El Prat to Reagan-National?
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 Reagan-National.
Can I find deals for business class flights from Barcelona-El Prat to Reagan-National?
Yes. Cheapflights offers flight deals from Barcelona-El Prat to Reagan-National 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. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport (average of $278). Flying from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport in June 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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Dundalk

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$416+ Cheap flights from Barcelona-El Prat (BCN) to Reagan-National (DCA)

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 9/20. 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 Reagan-National with Cheapflights

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3. Compare prices and book

Cheap flight deals from Barcelona-El Prat to Reagan-National

Round-trip from

One-way from

Popular in

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Find flight deals from Barcelona-El Prat to Reagan-National

Cheapest flights from Barcelona-El Prat to Reagan-NationalExplore the most affordable flight options available from Barcelona-El Prat to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 16, 2025.

Explore the most affordable flight options available from Barcelona-El Prat to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 16, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport that are best for you.

Best time to book a flight from Barcelona-El Prat to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Barcelona-El Prat with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

Reviews of airlines servicing Reagan-National

See what other customers who have flown with Delta, KLM and LOT from Barcelona to Washington, D.C. have to say. 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 Reagan-National. 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 Barcelona-El Prat Airport to Washington, D.C. Reagan-National Airport round-trip?

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

Can I find deals for flights from Barcelona-El Prat to Reagan-National that include hotel bookings?

How can I find direct flights from Barcelona-El Prat to Reagan-National?

Can I find deals for business class flights from Barcelona-El Prat to Reagan-National?

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

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Cheapest flights from Barcelona-El Prat to Reagan-National
Explore the most affordable flight options available from Barcelona-El Prat to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 16, 2025.