Cheap flights from Washington, D.C. to Barcelona from $270

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 2/1. 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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Icelandair Logo
7:40 pm - 1:15 pmBWI-BCN
11h 35m1 stop
Icelandair Logo
11:50 am - 6:40 pmBCN-BWI
12h 50m1 stop
$361Icelandair
Find Deal
Sun, Jan 11 - Sun, Jan 25
Icelandair Logo
7:40 pm - 1:15 pmBWI-BCN
11h 35m1 stop
Icelandair Logo
11:50 am - 6:40 pmBCN-BWI
12h 50m1 stop
$362Icelandair
Find Deal
Sun, Jan 18 - Fri, Jan 23
TAP AIR PORTUGAL Logo
5:30 pm - 10:05 amIAD-BCN
10h 35m1 stop
TAP AIR PORTUGAL Logo
6:45 am - 9:00 pmBCN-IAD
20h 15m1 stop
$450TAP AIR PORTUGAL
Find Deal
Mon, Jan 12 - Fri, Jan 23
TAP AIR PORTUGAL Logo
10:35 pm - 7:20 pmIAD-BCN
14h 45m1 stop
TAP AIR PORTUGAL Logo
3:00 pm - 8:35 pmBCN-IAD
11h 35m1 stop
$452TAP AIR PORTUGAL
Find Deal
Wed, Apr 8 - Fri, Apr 24
Scandinavian Airlines Logo
12:23 pm - 6:20 pmIAD-BCN
23h 57m2 stops
Scandinavian Airlines Logo
7:10 pm - 5:15 pmBCN-IAD
28h 05m1 stop
$461Scandinavian Airlines
Find Deal
Mon, Feb 2 - Wed, Feb 11
Scandinavian Airlines Logo
12:23 pm - 6:20 pmIAD-BCN
23h 57m2 stops
Scandinavian Airlines Logo
7:10 pm - 5:15 pmBCN-IAD
28h 05m1 stop
$463Scandinavian Airlines
Find Deal
Wed, Feb 11 - Tue, Feb 17
Air Canada Logo
11:05 am - 9:35 amDCA-BCN
16h 30m1 stop
Air Canada Logo
11:55 am - 9:58 pmBCN-DCA
16h 03m2 stops
$467Air Canada
Find Deal
Wed, Jan 21 - Wed, Feb 4
Air Canada Logo
12:55 pm - 9:35 amDCA-BCN
14h 40m2 stops
Air Canada Logo
9:55 am - 9:58 pmBCN-DCA
18h 03m2 stops
$473Air Canada
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Wed, Jan 21 - Wed, Feb 4
United Airlines Logo
4:15 pm - 9:35 amDCA-BCN
11h 20m1 stop
United Airlines Logo
1:35 pm - 12:24 pmBCN-DCA
28h 49m2 stops
$476United Airlines
Find Deal
Mon, Feb 2 - Tue, Feb 10
United Airlines Logo
10:30 am - 9:35 amDCA-BCN
17h 05m2 stops
United Airlines Logo
1:35 pm - 3:32 pmBCN-DCA
31h 57m2 stops
$481United Airlines
Find Deal
Wed, Feb 11 - Tue, Feb 17

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
Jan 12
IAD5:30 pmWashington, D.C. Dulles Intl
10h 35m
1 stop
BCN10:05 amBarcelona-El Prat
Jan 23
BCN6:45 amBarcelona-El Prat
20h 15m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl
TAP AIR PORTUGAL
Apr 8
IAD10:35 pmWashington, D.C. Dulles Intl
14h 45m
1 stop
BCN7:20 pmBarcelona-El Prat
Apr 24
BCN3:00 pmBarcelona-El Prat
11h 35m
1 stop
IAD8:35 pmWashington, D.C. Dulles Intl
TAP AIR PORTUGAL
Mar 11
IAD11:30 pmWashington, D.C. Dulles Intl
29h 35m
1 stop
BCN10:05 amBarcelona-El Prat
Mar 19
BCN6:45 amBarcelona-El Prat
14h 30m
1 stop
IAD4:15 pmWashington, D.C. Dulles Intl

Scandinavian Airlines flights from Washington, D.C. to Barcelona-El Prat Airport

Our best Scandinavian Airlines deals on Washington, D.C. to Barcelona-El Prat Airport flight tickets
Scandinavian Airlines
Feb 2
IAD12:23 pmWashington, D.C. Dulles Intl
23h 57m
2 stops
BCN6:20 pmBarcelona-El Prat
Feb 11
BCN7:10 pmBarcelona-El Prat
28h 05m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
Scandinavian Airlines
Feb 11
IAD12:23 pmWashington, D.C. Dulles Intl
23h 57m
2 stops
BCN6:20 pmBarcelona-El Prat
Feb 17
BCN7:10 pmBarcelona-El Prat
28h 05m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
Scandinavian Airlines
Mar 9
IAD1:19 pmWashington, D.C. Dulles Intl
24h 01m
2 stops
BCN6:20 pmBarcelona-El Prat
Mar 18
BCN7:10 pmBarcelona-El Prat
28h 05m
1 stop
IAD6:15 pmWashington, D.C. Dulles Intl

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 November 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

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Sun 1/11

7:40 pm-1:15 pm

1 stop11h 35m

Barcelona-El Prat

Sun 1/25

11:50 am-6:40 pm

1 stop12h 50m

$361

BaltimoreBarcelona

BWI - BCN

BWIBCN

Baltimore/Washington

Sun 1/18

7:40 pm-1:15 pm

1 stop11h 35m

Barcelona-El Prat

Fri 1/23

11:50 am-6:40 pm

1 stop12h 50m

$362

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Mon 1/12

5:30 pm-10:05 am

1 stop10h 35m

Barcelona-El Prat

Fri 1/23

6:45 am-9:00 pm

1 stop20h 15m

$450

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Wed 4/8

10:35 pm-7:20 pm

1 stop14h 45m

Barcelona-El Prat

Fri 4/24

3:00 pm-8:35 pm

1 stop11h 35m

$452

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Mon 2/2

12:23 pm-6:20 pm

2 stops23h 57m

Barcelona-El Prat

Wed 2/11

7:10 pm-5:15 pm

1 stop28h 05m

$461

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Wed 2/11

12:23 pm-6:20 pm

2 stops23h 57m

Barcelona-El Prat

Tue 2/17

7:10 pm-5:15 pm

1 stop28h 05m

$463

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Wed 1/21

11:05 am-9:35 am

1 stop16h 30m

Barcelona-El Prat

Wed 2/4

11:55 am-9:58 pm

2 stops16h 03m

$467

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Wed 1/21

12:55 pm-9:35 am

2 stops14h 40m

Barcelona-El Prat

Wed 2/4

9:55 am-9:58 pm

2 stops18h 03m

$473

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Mon 2/2

4:15 pm-9:35 am

1 stop11h 20m

Barcelona-El Prat

Tue 2/10

1:35 pm-12:24 pm

2 stops28h 49m

$476

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Wed 2/11

10:30 am-9:35 am

2 stops17h 05m

Barcelona-El Prat

Tue 2/17

1:35 pm-3:32 pm

2 stops31h 57m

$481

Flights are sorted by cheapest round-trip flights first.

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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 $596, 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 $627.

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 $862. 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 $1,158. 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 $1,062 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 $783 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 $683 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 November 2025, prices for Washington, D.C. to Barcelona-El Prat Airport flights are approximately 262% 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

$464

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 $464. The best round-trip flight deal from Washington, D.C. to Barcelona-El Prat Airport found on momondo in the last 72 hours is $536.
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 $339Free CancellationRating
7.0
103 reviews
Search PLAY flights
TAP AIR PORTUGALPriceFrom $379Free CancellationRating
7.1
2,074 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom $385Free CancellationRating
7.0
581 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $409Free CancellationRating
7.4
1,589 reviews
Search Scandinavian Airlines flights
DeltaPriceFrom $468Free CancellationRating
7.9
7,998 reviews
Search Delta flights
United AirlinesPriceFrom $479Free CancellationRating
7.4
9,046 reviews
Search United Airlines flights
KLMPriceFrom $483Free CancellationRating
7.7
1,422 reviews
Search KLM flights
IberiaPriceFrom $483Free CancellationRating
7.0
3,034 reviews
Search Iberia flights
British AirwaysPriceFrom $498Free CancellationRating
6.7
7,539 reviews
Search British Airways flights
Air FrancePriceFrom $500Free CancellationRating
7.4
1,497 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 $479. Generally, United Airlines has 7 flights on this route every week with an average price of $932. 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
Castelldefels
El Prat de Llobregat
L'Hospitalet de Llobregat
Tarragona
Santa Susanna
Cambrils
Cadaques
Empuriabrava
Pineda de Mar
Roses
Badalona
Calella
Pals
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
Fri 12/26
Fri 1/2

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