Cheap flights from Washington, D.C. to Barcelona from $272

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. to Barcelona departing on 3/25. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
5:30 pm - 11:45 am
IAD
-
BCN
12h 15m1 stop
TAP AIR PORTUGAL Logo
6:45 am - 9:00 pm
BCN
-
IAD
20h 15m1 stop
$447TAP AIR PORTUGAL
ter, fev 24 - qua, mar 4
TAP AIR PORTUGAL Logo
10:30 pm - 11:45 pm
IAD
-
BCN
19h 15m1 stop
TAP AIR PORTUGAL Logo
9:10 pm - 9:00 pm
BCN
-
IAD
29h 50m1 stop
$448TAP AIR PORTUGAL
dom, fev 15 - ter, mar 3
Multiple Airlines Logo
6:00 am - 9:35 am
DCA
-
BCN
21h 35m2 stops
Multiple Airlines Logo
1:35 pm - 10:59 pm
BCN
-
DCA
39h 24m2 stops
$510Multiple Airlines
dom, fev 15 - ter, mar 3
Multiple Airlines Logo
7:40 pm - 5:20 pm
BWI
-
BCN
15h 40m2 stops
Multiple Airlines Logo
7:00 am - 6:40 pm
BCN
-
BWI
17h 40m2 stops
$607Multiple Airlines
qui, jan 22 - qui, jan 29
Iberia Logo
1:35 pm - 9:00 am
DCA
-
BCN
13h 25m2 stops
Iberia Logo
1:30 pm - 10:35 pm
BCN
-
DCA
15h 05m2 stops
$620Iberia
sex, fev 6 - qui, fev 12
Iberia Logo
5:30 pm - 12:40 pm
DCA
-
BCN
13h 10m2 stops
Iberia Logo
9:15 am - 6:56 pm
BCN
-
DCA
15h 41m2 stops
$625Iberia
dom, fev 1 - seg, fev 9
Scandinavian Airlines Logo
10:54 am - 6:20 pm
BWI
-
BCN
25h 26m2 stops
Scandinavian Airlines Logo
7:10 pm - 12:41 am
BCN
-
BWI
35h 31m2 stops
$634Scandinavian Airlines
dom, jan 18 - sex, jan 23
Scandinavian Airlines Logo
2:25 pm - 6:20 pm
DCA
-
BCN
22h 55m2 stops
Scandinavian Airlines Logo
7:00 pm - 11:44 pm
BCN
-
DCA
34h 44m2 stops
$639Scandinavian Airlines
seg, mar 16 - seg, mar 30
Icelandair Logo
7:40 pm - 1:15 pm
BWI
-
BCN
11h 35m1 stop
Icelandair Logo
11:50 am - 6:40 pm
BCN
-
BWI
12h 50m1 stop
$655Icelandair
dom, jan 25 - dom, fev 8
Icelandair Logo
7:40 pm - 1:15 pm
BWI
-
BCN
11h 35m1 stop
Icelandair Logo
11:50 am - 6:40 pm
BCN
-
BWI
12h 50m1 stop
$660Icelandair
dom, jan 18 - sex, jan 23

TAP AIR PORTUGAL flights from Washington, D.C. to Barcelona-El Prat Airport

Our best TAP AIR PORTUGAL deals on Washington, D.C. to Barcelona-El Prat Airport flight tickets
TAP AIR PORTUGAL
Feb 24
IAD5:30 pmWashington, D.C. Dulles Intl
12h 15m
1 stop
BCN11:45 amBarcelona-El Prat
Mar 4
BCN6:45 amBarcelona-El Prat
20h 15m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl
TAP AIR PORTUGAL
Feb 15
IAD10:30 pmWashington, D.C. Dulles Intl
19h 15m
1 stop
BCN11:45 pmBarcelona-El Prat
Mar 3
BCN9:10 pmBarcelona-El Prat
29h 50m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl
TAP AIR PORTUGAL
Feb 25
IAD10:30 pmWashington, D.C. Dulles Intl
19h 15m
1 stop
BCN11:45 pmBarcelona-El Prat
Mar 3
BCN6:45 amBarcelona-El Prat
13h 50m
1 stop
IAD2:35 pmWashington, D.C. Dulles Intl

British Airways flights from Washington, D.C. to Barcelona-El Prat Airport

Our best British Airways deals on Washington, D.C. to Barcelona-El Prat Airport flight tickets
British Airways
Mar 24
BWI9:35 pmBaltimore/Washington
13h 30m
1 stop
BCN4:05 pmBarcelona-El Prat
Apr 1
BCN1:10 pmBarcelona-El Prat
12h 30m
1 stop
BWI7:40 pmBaltimore/Washington
British Airways
Feb 24
DCA5:32 pmWashington, D.C. Reagan-National
15h 13m
2 stops
BCN2:45 pmBarcelona-El Prat
Mar 4
BCN12:30 pmBarcelona-El Prat
13h 29m
1 stop
DCA7:59 pmWashington, D.C. Reagan-National
British Airways
Mar 24
DCA3:21 pmWashington, D.C. Reagan-National
14h 59m
2 stops
BCN11:20 amBarcelona-El Prat
Mar 31
BCN9:20 pmBarcelona-El Prat
25h 05m
2 stops
DCA4:25 pmWashington, D.C. Reagan-National

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 dezembro 26, 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

Fly to

Route

Depart

Return

Price

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

ter 2/24

5:30 pm-11:45 am

1 stop12h 15m

Barcelona-El Prat

qua 3/4

6:45 am-9:00 pm

1 stop20h 15m

$447

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

dom 2/15

10:30 pm-11:45 pm

1 stop19h 15m

Barcelona-El Prat

ter 3/3

9:10 pm-9:00 pm

1 stop29h 50m

$448

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

dom 2/15

6:00 am-9:35 am

2 stops21h 35m

Barcelona-El Prat

ter 3/3

1:35 pm-10:59 pm

2 stops39h 24m

$510

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

qui 1/22

7:40 pm-5:20 pm

2 stops15h 40m

Barcelona-El Prat

qui 1/29

7:00 am-6:40 pm

2 stops17h 40m

$607

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

sex 2/6

1:35 pm-9:00 am

2 stops13h 25m

Barcelona-El Prat

qui 2/12

1:30 pm-10:35 pm

2 stops15h 05m

$620

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

dom 2/1

5:30 pm-12:40 pm

2 stops13h 10m

Barcelona-El Prat

seg 2/9

9:15 am-6:56 pm

2 stops15h 41m

$625

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

dom 1/18

10:54 am-6:20 pm

2 stops25h 26m

Barcelona-El Prat

sex 1/23

7:10 pm-12:41 am

2 stops35h 31m

$634

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

seg 3/16

2:25 pm-6:20 pm

2 stops22h 55m

Barcelona-El Prat

seg 3/30

7:00 pm-11:44 pm

2 stops34h 44m

$639

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

dom 1/25

7:40 pm-1:15 pm

1 stop11h 35m

Barcelona-El Prat

dom 2/8

11:50 am-6:40 pm

1 stop12h 50m

$655

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

dom 1/18

7:40 pm-1:15 pm

1 stop11h 35m

Barcelona-El Prat

sex 1/23

11:50 am-6:40 pm

1 stop12h 50m

$660

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Barcelona from

How to get the cheapest flight ticket from Washington, D.C. 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 typical price of a round-trip flight between Washington, D.C. and Barcelona-El Prat Airport?

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. is in November. Flight prices, which tend to average around $573, 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. during January instead. Flights to Barcelona-El Prat Airport in January, while not as cheap as those in November, still average around $589.

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 Monday when prices can be found for as low as $778. 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 Saturday because tickets tend to average around $1,133. 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. 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 $1,034 on average. Flights to Barcelona-El Prat Airport from Washington, D.C. in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Washington, D.C. to Barcelona-El Prat flight route?

Fly from Washington, D.C. Dulles Intl to Barcelona-El Prat for the best Washington, D.C. - Barcelona-El Prat flight prices

How far in advance should I book a flight to Barcelona-El Prat Airport?

You are more likely to see cheaper flights to Barcelona-El Prat Airport from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around $773 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from Washington, D.C. for as low as $633 on momondo.

What cabin class options are available on Washington, D.C. to Barcelona-El Prat flights?

There are 3 cabin classes available to choose from on Washington, D.C. to Barcelona-El Prat flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Washington, D.C. to Barcelona-El Prat Airport flight prices changed over time?

As of December 2025, prices for Washington, D.C. to Barcelona-El Prat Airport flights are approximately 38% more expensive when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Barcelona-El Prat Airport (WAS to BCN) flight deals and tips

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

Best Price Found

$473

Fastest flight time

7h 50m

Direct flights

Every day
The best one-way flight to Barcelona-El Prat Airport from Washington, D.C. in the past 72 hours is $473. The best round-trip flight deal from Washington, D.C. to Barcelona-El Prat Airport found on momondo in the last 72 hours is $641.
The fastest flight from Washington, D.C. to Barcelona-El Prat Airport takes 7h 50m
Direct flights go from Washington, D.C. to Barcelona-El Prat Airport every day.
  • How far is Washington, D.C. to Barcelona-El Prat by plane?

    The straight-line distance from Washington, D.C. to Barcelona-El Prat is 4028.2 mi. A reasonable flight in good conditions will take 7h 50m.

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

    Prices for flights from Washington, D.C. to Barcelona-El Prat Airport refresh daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Barcelona-El Prat Airport.

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

    The necessary travel and health documents for your Barcelona-El Prat Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to Barcelona-El Prat Airport?

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

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

Compare and see reviews for airlines that fly from Washington, D.C. to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $325Free CancellationRating
7.0
103 reviews
Search PLAY flights
TAP AIR PORTUGALPriceFrom $375Free CancellationRating
7.2
2,098 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom $385Free CancellationRating
7.0
592 reviews
Search Icelandair flights
United AirlinesPriceFrom $468Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights
DeltaPriceFrom $468Free CancellationRating
7.9
8,015 reviews
Search Delta flights
Scandinavian AirlinesPriceFrom $472Free CancellationRating
7.4
1,625 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $483Free CancellationRating
7.7
1,434 reviews
Search KLM flights
LufthansaPriceFrom $493Free CancellationRating
6.8
7,656 reviews
Search Lufthansa flights
British AirwaysPriceFrom $498Free CancellationRating
6.7
7,617 reviews
Search British Airways flights
Air FrancePriceFrom $500Free CancellationRating
7.4
1,515 reviews
Search Air France flights
  • United Airlines Flights From Washington, D.C. to Barcelona-El Prat Airport

    The lowest priced United Airlines flight from Washington, D.C. to Barcelona-El Prat Airport from the last 72 hours was $468. Generally, United Airlines has 4 flights on this route every week with an average price of $841. United Airlines is rated 7.4/10 by our users.

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
El Prat de Llobregat
Castelldefels
Tarragona
L'Hospitalet de Llobregat
Santa Susanna
Cambrils
Cadaques
Calella
Empuriabrava
Pals
Pineda de Mar
Roses
Badalona
Palafrugell
Tortosa
La Pineda

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Barcelona from Washington, D.C..

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?

Once you have performed a search for Washington, D.C. to Barcelona flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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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1 adult
dom 1/25
dom 2/1

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