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Cheap flights from Barcelona-El Prat Airport to District of Columbia from $456

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Barcelona-El Prat Airport to District of Columbia departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Barcelona-El Prat Airport to District of Columbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
9:20 am - 3:35 pm
BCN
-
IAD
12h 15m
1 stop
Delta Logo
7:16 pm - 4:25 pm
IAD
-
BCN
15h 09m
2 stops
$655Delta
Tue, Sep 1 - Sun, Sep 20
Delta Logo
6:20 am - 4:48 pm
BCN
-
DCA
16h 28m
2 stops
Delta Logo
1:30 pm - 9:00 am
DCA
-
BCN
13h 30m
2 stops
$655Delta
Thu, Sep 17 - Thu, Oct 8
British Airways Logo
7:40 am - 3:55 pm
BCN
-
IAD
14h 15m
1 stop
British Airways Logo
7:15 pm - 1:15 pm
IAD
-
BCN
12h 00m
1 stop
$656British Airways
Mon, Sep 14 - Tue, Oct 6
Delta Logo
9:20 am - 3:35 pm
BCN
-
IAD
12h 15m
1 stop
Delta Logo
7:16 pm - 4:25 pm
IAD
-
BCN
15h 09m
2 stops
$657Delta
Tue, Sep 1 - Sun, Sep 20
Delta Logo
6:20 am - 4:59 pm
BCN
-
DCA
16h 39m
2 stops
Delta Logo
11:40 am - 9:00 am
DCA
-
BCN
15h 20m
2 stops
$657Delta
Fri, Sep 4 - Sun, Sep 20
Icelandair Logo
3:45 pm - 10:15 pm
BCN
-
IAD
12h 30m
1 stop
Icelandair Logo
8:30 pm - 2:45 pm
IAD
-
BCN
12h 15m
1 stop
$658Icelandair
Fri, Sep 11 - Mon, Sep 14
TAP AIR PORTUGAL Logo
5:45 pm - 3:10 pm
BCN
-
IAD
27h 25m
1 stop
TAP AIR PORTUGAL Logo
5:05 pm - 7:20 pm
IAD
-
BCN
20h 15m
1 stop
$661TAP AIR PORTUGAL
Wed, Jul 15 - Tue, Oct 13
British Airways Logo
1:30 pm - 11:10 pm
BCN
-
DCA
15h 40m
1 stop
British Airways Logo
12:59 pm - 6:45 am
DCA
-
BCN
11h 46m
1 stop
$661British Airways
Wed, Sep 9 - Mon, Sep 14
KLM Logo
3:15 pm - 9:55 pm
BCN
-
DCA
12h 40m
1 stop
KLM Logo
1:30 pm - 8:35 am
DCA
-
BCN
13h 05m
1 stop
$662KLM
Thu, Oct 8 - Mon, Oct 12
TAP AIR PORTUGAL Logo
3:00 pm - 8:35 pm
BCN
-
IAD
11h 35m
1 stop
TAP AIR PORTUGAL Logo
5:45 pm - 10:35 am
IAD
-
BCN
10h 50m
1 stop
$666TAP AIR PORTUGAL
Fri, Sep 11 - Wed, Sep 16

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Delta flights from Barcelona-El Prat Airport to District of Columbia

Our best Delta deals on Barcelona-El Prat Airport to District of Columbia flight tickets
Delta
Sep 1
BCN9:20 amBarcelona-El Prat
12h 15m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Sep 20
IAD7:16 pmWashington, D.C. Dulles Intl
15h 09m
2 stops
BCN4:25 pmBarcelona-El Prat
$655
Delta
Sep 1
BCN9:20 amBarcelona-El Prat
12h 15m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Sep 20
IAD7:16 pmWashington, D.C. Dulles Intl
15h 09m
2 stops
BCN4:25 pmBarcelona-El Prat
$657
Delta
Oct 8
BCN3:15 pmBarcelona-El Prat
14h 15m
1 stop
DCA11:30 pmWashington, D.C. Reagan-National
Oct 12
DCA3:30 pmWashington, D.C. Reagan-National
13h 45m
2 stops
BCN11:15 amBarcelona-El Prat
$658

TAP AIR PORTUGAL flights from Barcelona-El Prat Airport to District of Columbia

Our best TAP AIR PORTUGAL deals on Barcelona-El Prat Airport to District of Columbia flight tickets
TAP AIR PORTUGAL
Jul 15
BCN5:45 pmBarcelona-El Prat
27h 25m
1 stop
IAD3:10 pmWashington, D.C. Dulles Intl
Oct 13
IAD5:05 pmWashington, D.C. Dulles Intl
20h 15m
1 stop
BCN7:20 pmBarcelona-El Prat
$661
TAP AIR PORTUGAL
Sep 11
BCN3:00 pmBarcelona-El Prat
11h 35m
1 stop
IAD8:35 pmWashington, D.C. Dulles Intl
Sep 16
IAD5:45 pmWashington, D.C. Dulles Intl
10h 50m
1 stop
BCN10:35 amBarcelona-El Prat
$666
TAP AIR PORTUGAL
Jul 16
BCN5:45 pmBarcelona-El Prat
27h 25m
1 stop
IAD3:10 pmWashington, D.C. Dulles Intl
Oct 13
IAD10:35 pmWashington, D.C. Dulles Intl
14h 45m
1 stop
BCN7:20 pmBarcelona-El Prat
$684

momondo Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat Airport to District of Columbia 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 June 19, 2026.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

Tue 9/1

9:20 am-3:35 pm

1 stop12h 15m

Washington, D.C. Dulles Intl

Sun 9/20

7:16 pm-4:25 pm

2 stops15h 09m

$655

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Thu 9/17

6:20 am-4:48 pm

2 stops16h 28m

Washington, D.C. Reagan-National

Thu 10/8

1:30 pm-9:00 am

2 stops13h 30m

$655

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

Mon 9/14

7:40 am-3:55 pm

1 stop14h 15m

Washington, D.C. Dulles Intl

Tue 10/6

7:15 pm-1:15 pm

1 stop12h 00m

$656

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

Tue 9/1

9:20 am-3:35 pm

1 stop12h 15m

Washington, D.C. Dulles Intl

Sun 9/20

7:16 pm-4:25 pm

2 stops15h 09m

$657

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Fri 9/4

6:20 am-4:59 pm

2 stops16h 39m

Washington, D.C. Reagan-National

Sun 9/20

11:40 am-9:00 am

2 stops15h 20m

$657

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

Fri 9/11

3:45 pm-10:15 pm

1 stop12h 30m

Washington, D.C. Dulles Intl

Mon 9/14

8:30 pm-2:45 pm

1 stop12h 15m

$658

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

Wed 7/15

5:45 pm-3:10 pm

1 stop27h 25m

Washington, D.C. Dulles Intl

Tue 10/13

5:05 pm-7:20 pm

1 stop20h 15m

$661

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Wed 9/9

1:30 pm-11:10 pm

1 stop15h 40m

Washington, D.C. Reagan-National

Mon 9/14

12:59 pm-6:45 am

1 stop11h 46m

$661

BarcelonaWashington, D.C.

BCN - DCA

BCNDCA

Barcelona-El Prat

Thu 10/8

3:15 pm-9:55 pm

1 stop12h 40m

Washington, D.C. Reagan-National

Mon 10/12

1:30 pm-8:35 am

1 stop13h 05m

$662
Quickest round-trip

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

Fri 9/11

3:00 pm-8:35 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Wed 9/16

5:45 pm-10:35 am

1 stop10h 50m

$666

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to District of Columbia from

How to get the cheapest flight ticket from Barcelona-El Prat Airport to District of Columbia

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 District of Columbia?

In general, January is the cheapest month to fly from Barcelona-El Prat Airport to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $337. If you don’t want to visit District of Columbia in January, then you should wait until September to fly from Barcelona-El Prat Airport, when ticket prices are also cheap, with an average price of $368.

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Wednesday when prices can be found for as low as $773. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Barcelona-El Prat Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,070.

What is the cheapest Barcelona-El Prat to District of Columbia flight route?

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

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

You are more likely to see cheaper flights to District of Columbia from Barcelona-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around $745 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from Barcelona-El Prat Airport for as low as $579 on momondo.

What cabin class options are available on Barcelona-El Prat Airport to District of Columbia flights?

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

Cheap Barcelona-El Prat Airport to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Barcelona-El Prat Airport to District of Columbia

Best Price Found

$783

Fastest flight time

8h 45m

Direct flights

Every day

Airports in District of Columbia

2 airports
The best one-way flight to District of Columbia from Barcelona-El Prat Airport in the past 72 hours is $783. The best round-trip flight deal from Barcelona-El Prat Airport to District of Columbia found on momondo in the last 72 hours is $718.
The fastest flight from Barcelona-El Prat Airport to District of Columbia takes 8h 45m
Direct flights go from Barcelona-El Prat Airport to District of Columbia every day.
There are 2 airports in District of Columbia. From Barcelona-El Prat Airport there are direct flights to Washington, D.C. Dulles Intl (IAD).
Search flight deals

Frequently asked questions about flying from Barcelona-El Prat Airport to District of Columbia

  • When did momondo last update prices for flights from Barcelona-El Prat Airport to District of Columbia?

    Prices for flights from Barcelona-El Prat Airport to District of Columbia were last updated today.

  • How many operators does momondo search for flights from Barcelona-El Prat Airport to District of Columbia?

  • How old do you have to be to fly from Barcelona-El Prat Airport to District of Columbia?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Barcelona-El Prat Airport to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The required travel and health documents for your District of Columbia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at District of Columbia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Barcelona-El Prat Airport to District of Columbia?

Best airlines flying from Barcelona-El Prat Airport to District of Columbia

Compare and see reviews for airlines that fly from Barcelona-El Prat Airport to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $593Free CancellationRating
6.8
8,078 reviews
Search Lufthansa flights
United AirlinesPriceFrom $594Free CancellationRating
7.4
9,862 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Barcelona to District of Columbia?

It is quick and easy to find Barcelona to District of Columbia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to District of Columbia that suits you.

Can I find flights from Barcelona to District of Columbia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Barcelona to District of Columbia flights to just show those with flexible booking policies.

How can momondo help me find flights from Barcelona to District of Columbia?

momondo helps you find the best flight between Barcelona and District of Columbia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Barcelona to District of Columbia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to District of Columbia, momondo offers a useful price alert feature which will track prices for flights to District of Columbia from Barcelona and alert you when they change.

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