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Cheap flights from Washington, D.C. Reagan-National Airport to Barcelona from $311

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Barcelona departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Barcelona

Cheap round-trip flights

United Airlines Logo
4:10 pm - 9:35 amDCA-BCN
11h 25m1 stop
United Airlines Logo
1:35 pm - 9:56 pmBCN-DCA
14h 21m1 stop
$469United Airlines
Find Deal
Wed, Nov 5 - Fri, Nov 14
United Airlines Logo
4:00 pm - 9:00 amDCA-BCN
11h 00m1 stop
United Airlines Logo
1:35 pm - 9:56 pmBCN-DCA
14h 21m1 stop
$474United Airlines
Find Deal
Sun, Feb 22 - Thu, Feb 26
United Airlines Logo
11:05 am - 8:35 amDCA-BCN
16h 30m1 stop
United Airlines Logo
1:35 pm - 9:56 pmBCN-DCA
14h 21m1 stop
$475United Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5
Air Canada Logo
12:55 pm - 7:50 amDCA-BCN
12h 55m2 stops
Air Canada Logo
12:10 pm - 10:34 pmBCN-DCA
16h 24m2 stops
$476Air Canada
Find Deal
Tue, Sep 30 - Thu, Oct 9
Air Canada Logo
6:00 am - 9:20 amDCA-BCN
21h 20m2 stops
Air Canada Logo
12:10 pm - 8:59 amBCN-DCA
26h 49m2 stops
$482Air Canada
Find Deal
Mon, Oct 13 - Tue, Oct 21
Delta Logo
6:05 am - 6:00 amDCA-BCN
17h 55m1 stop
Delta Logo
9:30 am - 7:40 pmBCN-DCA
16h 10m1 stop
$484Delta
Find Deal
Wed, Oct 1 - Wed, Oct 8
Delta Logo
12:05 pm - 8:40 amDCA-BCN
14h 35m1 stop
Delta Logo
10:15 am - 9:16 pmBCN-DCA
17h 01m2 stops
$488Delta
Find Deal
Sun, Feb 22 - Thu, Feb 26
Multiple Airlines Logo
4:10 pm - 9:35 amDCA-BCN
11h 25m1 stop
Multiple Airlines Logo
6:30 pm - 7:45 pmBCN-DCA
31h 15m2 stops
$505Multiple Airlines
Find Deal
Tue, Nov 11 - Mon, Nov 17
Multiple Airlines Logo
9:50 am - 7:05 amDCA-BCN
15h 15m1 stop
Multiple Airlines Logo
12:50 pm - 8:58 pmBCN-DCA
14h 08m1 stop
$514Multiple Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
Virgin Atlantic Logo
5:00 pm - 8:00 amDCA-BCN
33h 00m1 stop
Virgin Atlantic Logo
10:15 am - 6:06 pmBCN-DCA
13h 51m1 stop
$517Virgin Atlantic
Find Deal
Sat, Jan 17 - Thu, Jan 22

United Airlines flights from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport flight tickets
United Airlines
Nov 5
DCA4:10 pmWashington, D.C. Reagan-National
11h 25m
1 stop
BCN9:35 amBarcelona-El Prat
Nov 14
BCN1:35 pmBarcelona-El Prat
14h 21m
1 stop
DCA9:56 pmWashington, D.C. Reagan-National
$469
Find similar
United Airlines
Sep 21
DCA7:00 pmWashington, D.C. Reagan-National
12h 15m
1 stop
BCN1:15 pmBarcelona-El Prat
Oct 7
BCN12:10 pmBarcelona-El Prat
15h 41m
1 stop
DCA9:51 pmWashington, D.C. Reagan-National
$474
Find similar
United Airlines
Oct 29
DCA11:05 amWashington, D.C. Reagan-National
16h 30m
1 stop
BCN8:35 amBarcelona-El Prat
Nov 5
BCN1:35 pmBarcelona-El Prat
14h 21m
1 stop
DCA9:56 pmWashington, D.C. Reagan-National
$475
Find similar

Air Canada flights from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport flight tickets
Air Canada
Sep 30
DCA12:55 pmWashington, D.C. Reagan-National
12h 55m
2 stops
BCN7:50 amBarcelona-El Prat
Oct 9
BCN12:10 pmBarcelona-El Prat
16h 24m
2 stops
DCA10:34 pmWashington, D.C. Reagan-National
$476
Find similar
Air Canada
Sep 21
DCA11:00 amWashington, D.C. Reagan-National
14h 50m
2 stops
BCN7:50 amBarcelona-El Prat
Sep 30
BCN12:10 pmBarcelona-El Prat
15h 41m
1 stop
DCA9:51 pmWashington, D.C. Reagan-National
$477
Find similar
Air Canada
Sep 21
DCA12:55 pmWashington, D.C. Reagan-National
14h 25m
2 stops
BCN9:20 amBarcelona-El Prat
Oct 2
BCN12:10 pmBarcelona-El Prat
26h 49m
2 stops
DCA8:59 amWashington, D.C. Reagan-National
$482
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport 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, momondo users made 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Wed 11/5

4:10 pm-9:35 am

1 stop11h 25m

Barcelona-El Prat

Fri 11/14

1:35 pm-9:56 pm

1 stop14h 21m

$469

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Sun 2/22

4:00 pm-9:00 am

1 stop11h 00m

Barcelona-El Prat

Thu 2/26

1:35 pm-9:56 pm

1 stop14h 21m

$474

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Wed 10/29

11:05 am-8:35 am

1 stop16h 30m

Barcelona-El Prat

Wed 11/5

1:35 pm-9:56 pm

1 stop14h 21m

$475

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Tue 9/30

12:55 pm-7:50 am

2 stops12h 55m

Barcelona-El Prat

Thu 10/9

12:10 pm-10:34 pm

2 stops16h 24m

$476

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Mon 10/13

6:00 am-9:20 am

2 stops21h 20m

Barcelona-El Prat

Tue 10/21

12:10 pm-8:59 am

2 stops26h 49m

$482

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Wed 10/1

6:05 am-6:00 am

1 stop17h 55m

Barcelona-El Prat

Wed 10/8

9:30 am-7:40 pm

1 stop16h 10m

$484

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Sun 2/22

12:05 pm-8:40 am

1 stop14h 35m

Barcelona-El Prat

Thu 2/26

10:15 am-9:16 pm

2 stops17h 01m

$488

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Tue 11/11

4:10 pm-9:35 am

1 stop11h 25m

Barcelona-El Prat

Mon 11/17

6:30 pm-7:45 pm

2 stops31h 15m

$505

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Tue 11/25

9:50 am-7:05 am

1 stop15h 15m

Barcelona-El Prat

Tue 12/2

12:50 pm-8:58 pm

1 stop14h 08m

$514

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Sat 1/17

5:00 pm-8:00 am

1 stop33h 00m

Barcelona-El Prat

Thu 1/22

10:15 am-6:06 pm

1 stop13h 51m

$517

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from Washington, D.C. Reagan-National Airport is in November. Flight prices, which tend to average around $594, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Barcelona-El Prat Airport from Washington, D.C. Reagan-National Airport during October instead. Flights to Barcelona-El Prat Airport in October, while not as cheap as those in November, still average around $633.

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Sunday when prices can be found for as low as $952. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,223. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from Washington, D.C. Reagan-National Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $759 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,163 on average. Flights to Barcelona-El Prat Airport from Washington, D.C. Reagan-National Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport (DCA to BCN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport

Direct flights

None
There are no direct flights from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport.
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  • How far is Washington, D.C. Reagan-National to Barcelona-El Prat by plane?

    A flight from Washington, D.C. Reagan-National to Barcelona-El Prat will travel around 4030.2 mi. In terms of flight time, this usually takes a little over 10h 55m.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport?

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The travel and health documents you'll need for your trip to Barcelona-El Prat Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Barcelona-El Prat Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport?

Best airlines flying from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $482Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
IberiaPriceFrom $483Free CancellationRating
7.0
2,924 reviews
Search Iberia flights
DeltaPriceFrom $497Free CancellationRating
7.9
7,954 reviews
Search Delta flights
British AirwaysPriceFrom $513Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
American AirlinesPriceFrom $642Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tossa de Mar
Tarragona
El Prat de Llobregat
L'Hospitalet de Llobregat
Castelldefels
Santa Susanna
Calella
Cambrils
Cadaques
Empuriabrava
Pineda de Mar
Badalona
Roses
Pals
Malgrat de Mar
Palafrugell
Tortosa

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Barcelona?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Barcelona for you.

Can I find flights from Washington, D.C. to Barcelona with flexible booking policies on momondo?

Flights from Washington, D.C. to Barcelona with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Barcelona?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Barcelona.

I’m not ready to book a flight from Washington, D.C. to Barcelona right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Barcelona flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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