What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Barcelona?

TAP AIR PORTUGAL, United Airlines, and Lufthansa are the most popular carriers operating from Washington, D.C. Dulles Intl to Barcelona

What airlines fly to Barcelona?

United Airlines, TAP AIR PORTUGAL and Lufthansa are the top three most popular airlines that fly to Barcelona from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 15 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Barcelona?

There are 15 operators available for flights from Washington, D.C. Dulles Intl Airport to Barcelona as of May 2026.

How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Barcelona?

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 Washington, D.C. Dulles Intl Airport to Barcelona.

What documentation or ID do you need to fly to Barcelona?

The travel and health documents you'll need for your trip to Barcelona 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$417 Cheap Flights from Washington, D.C. Dulles Intl Airport to Barcelona in 2026

Q: How many flights depart from Washington, D.C. Dulles Intl Airport to Barcelona on average per day?

As of May 2026, 3 flights take off from Washington, D.C. Dulles Intl Airport and land in Barcelona each day. The most common flight departure time for this route is 6:00PM, with 100% of daily flights taking off in the evening.

Q: What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Barcelona?

Prices are currently low for flights on this route. Typical prices usually range from $1,355 to $762. The lowest price recently found on this route was $735.

Q: How many flights depart from Washington, D.C. Dulles Intl Airport to Barcelona on average per week?

As of May 2026, there are 21 flights per week flying from Washington, D.C. Dulles Intl Airport to Barcelona. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Barcelona

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 pm - 10:35 am

IAD

BCN

11h 30m

1 stop

8:20 pm - 3:10 pm

BCN

IAD

24h 50m

1 stop

$735TAP AIR PORTUGAL

Tue, Aug 25 - Thu, Sep 3

5:45 pm - 9:50 pm

IAD

BCN

22h 05m

1 stop

6:00 am - 8:35 pm

BCN

IAD

20h 35m

1 stop

$740TAP AIR PORTUGAL

Wed, Sep 2 - Wed, Sep 9

1:20 pm - 11:15 pm

IAD

BCN

27h 55m

1 stop

7:40 am - 11:35 am

BCN

IAD

33h 55m

1 stop

$742Turkish Airlines

Mon, Aug 31 - Sat, Sep 12

1:20 pm - 5:40 pm

IAD

BCN

22h 20m

1 stop

7:40 am - 11:35 am

BCN

IAD

33h 55m

1 stop

$743Turkish Airlines

Tue, Sep 29 - Sat, Oct 10

9:45 pm - 10:45 am

IAD

BCN

31h 00m

1 stop

7:40 am - 11:35 am

BCN

IAD

33h 55m

1 stop

$744Turkish Airlines

Sun, Sep 27 - Sat, Oct 10

11:30 pm - 5:15 pm

IAD

BCN

12h 45m

1 stop

10:55 am - 8:35 pm

BCN

IAD

15h 40m

1 stop

$745TAP AIR PORTUGAL

Fri, Oct 30 - Sun, Nov 8

1:20 pm - 11:15 pm

IAD

BCN

27h 55m

1 stop

2:35 pm - 11:35 am

BCN

IAD

27h 00m

1 stop

$747Turkish Airlines

Mon, Sep 14 - Sat, Sep 26

8:20 pm - 9:45 am

IAD

BCN

31h 25m

1 stop

5:55 pm - 6:50 pm

BCN

IAD

30h 55m

2 stops

$749Scandinavian Airlines

Sat, Sep 19 - Fri, Nov 6

1:36 pm - 1:15 am

IAD

GRO

29h 39m

2 stops

6:15 am - 3:45 pm

GRO

IAD

15h 30m

1 stop

$1,023Multiple Airlines

Tue, Jul 28 - Fri, Jul 31

1:36 pm - 1:15 am

IAD

GRO

29h 39m

2 stops

11:20 pm - 3:45 pm

GRO

IAD

22h 25m

1 stop

$1,029Multiple Airlines

Tue, Jul 28 - Thu, Aug 6

TAP AIR PORTUGAL flights from Washington, D.C. Dulles Intl Airport to Barcelona

Our best TAP AIR PORTUGAL deals on Washington, D.C. Dulles Intl Airport to Barcelona flight tickets

TAP AIR PORTUGAL

Aug 25

IAD5:05 pmWashington, D.C. Dulles Intl

11h 30m

1 stop

BCN10:35 amBarcelona-El Prat

Sep 3

BCN8:20 pmBarcelona-El Prat

24h 50m

1 stop

IAD3:10 pmWashington, D.C. Dulles Intl

$735

TAP AIR PORTUGAL

Sep 2

IAD5:45 pmWashington, D.C. Dulles Intl

22h 05m

1 stop

BCN9:50 pmBarcelona-El Prat

Sep 9

BCN6:00 amBarcelona-El Prat

20h 35m

1 stop

IAD8:35 pmWashington, D.C. Dulles Intl

$740

TAP AIR PORTUGAL

Oct 30

IAD11:30 pmWashington, D.C. Dulles Intl

12h 45m

1 stop

BCN5:15 pmBarcelona-El Prat

Nov 8

BCN10:55 amBarcelona-El Prat

15h 40m

1 stop

IAD8:35 pmWashington, D.C. Dulles Intl

$745

Royal Air Maroc flights from Washington, D.C. Dulles Intl Airport to Barcelona

Our best Royal Air Maroc deals on Washington, D.C. Dulles Intl Airport to Barcelona flight tickets

Royal Air Maroc

Sep 16

IAD9:00 pmWashington, D.C. Dulles Intl

16h 10m

1 stop

BCN7:10 pmBarcelona-El Prat

Oct 7

BCN1:45 pmBarcelona-El Prat

11h 15m

1 stop

IAD7:00 pmWashington, D.C. Dulles Intl

$756

Royal Air Maroc

Oct 5

IAD9:00 pmWashington, D.C. Dulles Intl

16h 10m

1 stop

BCN7:10 pmBarcelona-El Prat

Oct 18

BCN8:10 pmBarcelona-El Prat

28h 50m

1 stop

IAD7:00 pmWashington, D.C. Dulles Intl

$757

Royal Air Maroc

Oct 12

IAD9:00 pmWashington, D.C. Dulles Intl

16h 10m

1 stop

BCN7:10 pmBarcelona-El Prat

Oct 16

BCN1:45 pmBarcelona-El Prat

11h 15m

1 stop

IAD7:00 pmWashington, D.C. Dulles Intl

$784

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Tue 8/25

5:05 pm-10:35 am

1 stop11h 30m

Barcelona-El Prat

Thu 9/3

8:20 pm-3:10 pm

1 stop24h 50m

$735

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Wed 9/2

5:45 pm-9:50 pm

1 stop22h 05m

Barcelona-El Prat

Wed 9/9

6:00 am-8:35 pm

1 stop20h 35m

$740

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Mon 8/31

1:20 pm-11:15 pm

1 stop27h 55m

Barcelona-El Prat

Sat 9/12

7:40 am-11:35 am

1 stop33h 55m

$742

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Tue 9/29

1:20 pm-5:40 pm

1 stop22h 20m

Barcelona-El Prat

Sat 10/10

7:40 am-11:35 am

1 stop33h 55m

$743

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Sun 9/27

9:45 pm-10:45 am

1 stop31h 00m

Barcelona-El Prat

Sat 10/10

7:40 am-11:35 am

1 stop33h 55m

$744

Quickest round-trip

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Fri 10/30

11:30 pm-5:15 pm

1 stop12h 45m

Barcelona-El Prat

Sun 11/8

10:55 am-8:35 pm

1 stop15h 40m

$745

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Mon 9/14

1:20 pm-11:15 pm

1 stop27h 55m

Barcelona-El Prat

Sat 9/26

2:35 pm-11:35 am

1 stop27h 00m

$747

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Sat 9/19

8:20 pm-9:45 am

1 stop31h 25m

Barcelona-El Prat

Fri 11/6

5:55 pm-6:50 pm

2 stops30h 55m

$749

Washington, D.C.Girona

IAD - GRO

IADGRO

Washington, D.C. Dulles Intl

Tue 7/28

1:36 pm-1:15 am

2 stops29h 39m

Girona Costa Brava

Fri 7/31

6:15 am-3:45 pm

1 stop15h 30m

$1,023

Washington, D.C.Girona

IAD - GRO

IADGRO

Washington, D.C. Dulles Intl

Tue 7/28

1:36 pm-1:15 am

2 stops29h 39m

Girona Costa Brava

Thu 8/6

11:20 pm-3:45 pm

1 stop22h 25m

$1,029

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Barcelona

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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Barcelona?

What is the cheapest month to fly to Barcelona?

The month of March is, on average, the cheapest month to fly to Barcelona from Washington, D.C. Dulles Intl Airport, with most prices found around $235. If you don’t want to visit Barcelona in March, then you should wait until September to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $270.

What is the cheapest day to depart on your flight to Barcelona?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Barcelona is on a Monday when prices can be found for as low as $740. On the other hand, Saturday is the most expensive day to depart from Washington, D.C. Dulles Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,149.

What is the cheapest time of day to depart on your flight to Barcelona?

In the evening is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Barcelona when you can find flight prices for as low as $883. Flying to Barcelona in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $933 on average. Flights to Barcelona from Washington, D.C. Dulles Intl Airport 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. Dulles Intl to Barcelona flight route?

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

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Barcelona?

You are more likely to see cheaper flights to Barcelona from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $780 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from Washington, D.C. Dulles Intl Airport for as low as $703 on momondo.

Cheap Washington, D.C. Dulles Intl Airport to Barcelona flight deals and tips

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

Fastest flight time	7h 45m
Direct flights	Every day
Airports in Barcelona	3 airports

The fastest flight from Washington, D.C. Dulles Intl Airport to Barcelona takes 7h 45m

Direct flights go from Washington, D.C. Dulles Intl Airport to Barcelona every day.

There are 3 airports in Barcelona. From Washington, D.C. Dulles Intl Airport there are direct flights to Barcelona-El Prat (BCN).

Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Barcelona

How far is Washington, D.C. Dulles Intl to Barcelona by plane?
The distance between Washington, D.C. Dulles Intl and Barcelona is about 4047.7 mi. A reasonable flight in good conditions will take 7h 45m.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Barcelona?
Prices for flights from Washington, D.C. Dulles Intl Airport to Barcelona were last updated today.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Barcelona?
There are 15 operators available for flights from Washington, D.C. Dulles Intl Airport to Barcelona as of May 2026.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Barcelona?
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 Washington, D.C. Dulles Intl Airport to Barcelona.
What documentation or ID do you need to fly to Barcelona?
The travel and health documents you'll need for your trip to Barcelona 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. Dulles Intl Airport to Barcelona

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Barcelona with momondo

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom $388	Free Cancellation	Rating 7.2 2,249 reviews	Search TAP AIR PORTUGAL flights
Icelandair	PriceFrom $389	Free Cancellation	Rating 7.0 653 reviews	Search Icelandair flights
Air France	PriceFrom $461	Free Cancellation	Rating 7.4 1,585 reviews	Search Air France flights
Delta	PriceFrom $468	Free Cancellation	Rating 7.9 8,453 reviews	Search Delta flights
SWISS	PriceFrom $479	Free Cancellation	Rating 7.6 1,937 reviews	Search SWISS flights
American Airlines	PriceFrom $488	Free Cancellation	Rating 7.1 11,668 reviews	Search American Airlines flights
United Airlines	PriceFrom $489	Free Cancellation	Rating 7.4 9,694 reviews	Search United Airlines flights
Scandinavian Airlines	PriceFrom $490	Free Cancellation	Rating 7.4 1,772 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom $498	Free Cancellation	Rating 6.7 7,967 reviews	Search British Airways flights
Lufthansa	PriceFrom $499	Free Cancellation	Rating 6.8 7,986 reviews	Search Lufthansa flights

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?

Yes. momondo allows you to filter the results for Washington, D.C. to Barcelona flights to just show those with flexible booking policies.

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

Once all potential Washington, D.C. to Barcelona flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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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Cheap flights from Washington, D.C. Dulles Intl Airport to Barcelona from $421

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TAP AIR PORTUGAL flights from Washington, D.C. Dulles Intl Airport to Barcelona

Our best TAP AIR PORTUGAL deals on Washington, D.C. Dulles Intl Airport to Barcelona flight tickets

Royal Air Maroc flights from Washington, D.C. Dulles Intl Airport to Barcelona

Our best Royal Air Maroc deals on Washington, D.C. Dulles Intl Airport to Barcelona flight tickets

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Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Barcelona that are best for you.

See travel insights to Barcelona from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Barcelona

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Barcelona?

What is the cheapest month to fly to Barcelona?

What is the cheapest day to depart on your flight to Barcelona?

What is the cheapest time of day to depart on your flight to Barcelona?

What is the cheapest Washington, D.C. Dulles Intl to Barcelona flight route?

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Barcelona?

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Barcelona?

What airlines fly to Barcelona?

How many flights depart from Washington, D.C. Dulles Intl Airport to Barcelona on average per day?

How many flights depart from Washington, D.C. Dulles Intl Airport to Barcelona on average per week?

Cheap Washington, D.C. Dulles Intl Airport to Barcelona flight deals and tips

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

Fastest flight time

Direct flights

Airports in Barcelona

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Barcelona

Best airlines flying from Washington, D.C. Dulles Intl Airport to Barcelona

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Barcelona with momondo

Why use momondo?

An easier way to manage your Barcelona trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Spain

Fly into one of these airports located in Barcelona

Airports listed have a maximum distance of 46.7 mi from Barcelona

Fly your favorite airline to Barcelona

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