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$413+ Cheap flights from Reagan-National (DCA) to Barcelona

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — BCN
may. 1 — may. 81
vie. 5/1
vie. 5/8
1 adult, Economy
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Cheap flight deals from Reagan-National to Barcelona

Cheapest flights from Reagan-National to Barcelona
Explore the most affordable flight options available from Reagan-National to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 1, 2026.

This Scandinavian Airlines deal was found by Cheapflights users on 3/27. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/711:00 am
DCA
-
BCN
2 stops18h 10m
Scandinavian Airlines
jue. 5/148:10 pm
BCN
-
DCA
2 stops33h 25m
Scandinavian Airlines
Deal found 3/27$700
This oojo deal was found by Cheapflights users on 3/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/165:45 pm
DCA
-
BCN
1 stop9h 50m
British Airways
mié. 1/2011:05 am
BCN
-
DCA
1 stop12h 03m
British Airways
Deal found 3/27$701
This oojo deal was found by Cheapflights users on 3/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/75:25 pm
DCA
-
BCN
1 stop31h 20m
British Airways
mar. 4/1412:50 pm
BCN
-
DCA
1 stop13h 12m
British Airways
Deal found 3/27$706
This Scandinavian Airlines deal was found by Cheapflights users on 3/27. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/411:00 am
DCA
-
BCN
2 stops25h 10m
Scandinavian Airlines
jue. 5/148:10 pm
BCN
-
DCA
2 stops33h 25m
Scandinavian Airlines
Deal found 3/27$717
This Rumbo deal was found by Cheapflights users on 3/28. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/411:00 am
DCA
-
BCN
2 stops25h 10m
Scandinavian Airlines
mar. 5/197:00 pm
BCN
-
DCA
2 stops34h 35m
Scandinavian Airlines
Deal found 3/28$740
This CheapOair deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/2711:00 am
DCA
-
BCN
2 stops25h 10m
Scandinavian Airlines
jue. 5/77:00 pm
BCN
-
DCA
2 stops34h 35m
Scandinavian Airlines
Deal found 3/30$746
This CheapOair deal was found by Cheapflights users on 3/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/710:24 pm
DCA
-
BCN
2 stops28h 56m
British Airways
lun. 4/209:20 pm
BCN
-
DCA
2 stops27h 45m
British Airways
Deal found 3/27$749
This oojo deal was found by Cheapflights users on 3/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/161:45 pm
DCA
-
BCN
1 stop11h 00m
British Airways
mié. 4/2212:50 pm
BCN
-
DCA
1 stop13h 29m
British Airways
Deal found 3/27$751
This Mytrip deal was found by Cheapflights users on 3/28. 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.
jue. 7/98:40 pm
DCA
-
REU
3 stops19h 45m
Multiple Airlines
dom. 7/1912:55 pm
REU
-
DCA
3 stops35h 17m
Multiple Airlines
Deal found 3/28$1,870

Find flight deals from Reagan-National to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Barcelona (S37). 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 abril 1, 2026.

Round-trip from

$700
(Scandinavian Airlines)

One-way from

$413
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$642
From Washington, D.C. Reagan-National to Barcelona
Search Deals
One-way flight from Washington, D.C. Reagan-National to Barcelona
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($341 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($66 potential savings vs. average RT price).
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Average for round-trip flights in April 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Barcelona 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 abril 1, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

mar. 4/28

5:45 pm-4:35 pm

2 stops16h 50m

Barcelona-El Prat

mar. 5/5

11:50 am-10:41 pm

2 stops16h 51m

$1,007

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

jue. 5/7

4:59 pm-9:45 am

1 stop10h 46m

Barcelona-El Prat

mar. 5/12

12:50 pm-8:59 pm

1 stop14h 09m

$1,075

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

sáb. 5/9

5:00 pm-4:35 pm

2 stops17h 35m

Barcelona-El Prat

mar. 5/12

11:50 am-11:24 pm

2 stops17h 34m

$1,082

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

vie. 5/15

1:20 pm-10:10 pm

2 stops26h 50m

Barcelona-El Prat

vie. 5/22

8:00 am-9:44 pm

2 stops19h 44m

$1,393

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

mié. 5/20

6:00 am-8:00 am

1 stop20h 00m

Barcelona-El Prat

lun. 5/25

1:25 pm-6:13 pm

2 stops34h 48m

$1,457

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

mar. 4/14

7:30 am-1:15 pm

1 stop23h 45m

Barcelona-El Prat

mar. 4/21

12:15 pm-3:30 pm

1 stop33h 15m

$1,489
Quickest round-trip

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

jue. 5/14

3:00 pm-8:35 am

1 stop11h 35m

Barcelona-El Prat

jue. 5/21

10:55 am-5:07 pm

1 stop12h 12m

$1,585

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

mié. 5/20

6:00 am-8:00 am

1 stop20h 00m

Barcelona-El Prat

dom. 5/31

12:15 pm-10:19 am

1 stop28h 04m

$1,597

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

mar. 4/7

11:00 am-4:35 pm

2 stops23h 35m

Barcelona-El Prat

vie. 4/10

8:30 pm-10:37 pm

2 stops32h 07m

$1,617

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

mié. 6/3

6:45 pm-7:20 pm

3 stops18h 35m

Barcelona-El Prat

mar. 6/9

3:00 pm-7:46 am

2 stops22h 46m

$1,628

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Reagan-National to Barcelona

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

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

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Barcelona (average of $335). Flying from Washington, D.C. Reagan-National Airport to Barcelona in June is currently the most expensive (average of $1,328). 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 Washington, D.C. Reagan-National Airport to Barcelona?

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. 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. Reviews last updated abril 1, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to Barcelona, such as United Airlines,American Airlines, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,531 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,531 reviews
United Airlines
7.4
Good
9,531 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,545 reviews
United Airlines
7.4
Good
9,531 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
British Airways
6.7
Okay
7,841 reviews
United Airlines
7.4
Good
9,531 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Barcelona?

    Departing from Washington, D.C. Reagan-National Airport to Barcelona will take you 10h 46m. There are 4030 mi between Washington, D.C. Reagan-National Airport and Barcelona.

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

    Flying on United Airlines is currently your cheapest option to Barcelona, with prices starting at $479. Additional round-trip tickets that might be worth considering are offered by British Airways and American Airlines, with the lowest prices starting at $498 and $513, respectively. You may be able to fly from Washington, D.C. Reagan-National Airport to Barcelona for 47% less than the average price by searching for these airlines.

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

    The most popular flight routes from Washington, D.C. Reagan-National Airport to Barcelona are Washington, D.C. Reagan-National - Barcelona-El Prat, Washington, D.C. Reagan-National - Girona Costa Brava and Washington, D.C. Reagan-National - Reus.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Barcelona.

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

    Yes. Cheapflights offers flight deals from Reagan-National to Barcelona 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. Reagan-National Airport to Barcelona?

    Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Barcelona (average of $335). Flying from Washington, D.C. Reagan-National Airport to Barcelona in June is currently the most expensive (average of $1,328). 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

Browse thousands of different options on Cheapflights for your next trip

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

Top 3 airlines flying from Reagan-National to Barcelona

Discover the top 3 airlines that operate flights from Reagan-National to Barcelona. 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 abril 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$479Average$769FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$498Average$737FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$513Average$1,447FlexibilityNo cancel feeOn-time71%

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