What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Barcelona round-trip?

According to our current data, Iberia ($542), TAP AIR PORTUGAL ($634), and Turkish Airlines ($639) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Barcelona. These flights start at 37% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Barcelona one-way?

The cheapest airline one-way is Scandinavian Airlines, with whom users have recently found tickets for as low as $410. However, be on the lookout for offers from Royal Air Maroc and TAP AIR PORTUGAL, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Barcelona for a low price.

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Barcelona?

When deciding which route to take from Washington, D.C. Dulles Intl Airport to Barcelona consider Washington, D.C. Dulles Intl - Barcelona-El Prat, Washington, D.C. Dulles Intl - Girona Costa Brava or Washington, D.C. Dulles Intl - Reus as they are the most popular.

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Barcelona?

Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Barcelona? While on average our users pay $2,449, our data indicates the cheapest price to be $568. The most popular route (Washington, D.C. Dulles Intl - Barcelona-El Prat), is priced around $509.

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Barcelona?

Consider American Airlines, Air France or Royal Air Maroc when booking your flight. These represent the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to Barcelona.

Where are the most common layover locations when flying from Washington, D.C. Dulles Intl Airport to Barcelona?

Flights departing from Washington, D.C. Dulles Intl Airport and landing in Barcelona layover in Lisbon most frequently. Madrid sees the second most layovers for non-direct flights flying from Washington, D.C. Dulles Intl Airport to Barcelona.

Where are the least popular layover locations for Washington, D.C. Dulles Intl Airport to Barcelona flights?

Washington, D.C. Dulles Intl Airport to Barcelona flights that have layovers will least frequently stop in Dublin.

What are some popular things to do or see while on a layover in Lisbon?

Chiado, Praça do Marquês de Pombal, and Centro Cultural de Belém are the most popular attractions in Lisbon if you're in need of something to do during your layover. Chiado, Praça do Marquês de Pombal and Centro Cultural de Belém are located about 4.5 mi, 3.6 mi, and 6.8 mi, respectively from Lisbon Humberto Delgado if you are interested in checking them out. Travelers can rent a car at Lisbon Humberto Delgado for an average daily rate of $21 to make sightseeing during their layover a little easier.

What are some popular points of interest to see during a layover in Madrid?

Puerta del Sol, Plaza Mayor, and Spain Building are the most popular attractions in Madrid if you're in need of something to do during your layover. Puerta del Sol, Plaza Mayor, and Spain Building can be accessed by traveling approximately 8.4 mi, 8.6 mi, and 8.5 mi, respectively from Madrid Barajas. Those on a layover in Madrid in need of a rental car can book one at Madrid Barajas for about $29.

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to Barcelona?

Users have found that flying from Washington, D.C. Dulles Intl Airport to Barcelona on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Barcelona?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to Barcelona. Flights to Barcelona from Washington, D.C. Dulles Intl Airport in February are about $896 on average during February, but can be found for as low as $343.

Can I find deals for flights from Dulles Intl to Barcelona that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Barcelona?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Barcelona.

Can I find deals for business class flights from Dulles Intl to Barcelona?

Yes. Cheapflights offers flight deals from Dulles Intl to Barcelona by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$406+ Flights from Washington, D.C. Dulles Intl Airport to Barcelona

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Barcelona are usually found in January or February, booked 9 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Dulles Intl to Barcelona

Round-trip from	$542 (Iberia)
One-way from	$406 (Kiwi.com)
Popular in	July
Cheapest in	January
Average price	$910

From Washington, D.C. Dulles Intl to Barcelona

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One-way flight from Washington, D.C. Dulles Intl to Barcelona

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Highest demand for flights based on searches. 17% potential increase in price ($187 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Dulles Intl to Barcelona

Cheapest flights from Dulles Intl to Barcelona
Explore the most affordable flight options available from Dulles Intl to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Sun 6/224:35 pmIAD - BCN

1 stop14h 10mIberia

Fri 7/48:00 amBCN - IAD

1 stop13h 00mIberia

Deal found 4/15

$542

Fri 10/1710:05 pmIAD - BCN

1 stop28h 45mScandinavian Airlines

Tue 10/2811:45 amBCN - IAD

2 stops35h 30mScandinavian Airlines

Deal found 4/15

$594

Sun 11/238:40 pmIAD - BCN

1 stop15h 30mRoyal Air Maroc

Fri 11/2812:45 pmBCN - IAD

1 stop11h 55mRoyal Air Maroc

Deal found 4/15

$617

Tue 5/275:00 pmIAD - BCN

2 stops21h 20mMultiple Airlines

Wed 6/412:50 pmBCN - IAD

2 stops32h 30mMultiple Airlines

Deal found 4/16

$624

Mon 5/510:20 pmIAD - BCN

1 stop21h 10mTAP AIR PORTUGAL

Tue 5/2010:40 pmBCN - IAD

1 stop22h 40mTAP AIR PORTUGAL

Deal found 4/17

$634

Tue 5/61:30 pmIAD - BCN

1 stop27h 40mTurkish Airlines

Fri 5/167:50 amBCN - IAD

1 stop33h 55mTurkish Airlines

Deal found 4/17

$639

Sat 8/94:30 pmIAD - BCN

1 stop24h 45mITA Airways

Sun 8/244:50 pmBCN - IAD

1 stop27h 50mITA Airways

Deal found 4/17

$736

Fri 12/57:40 pmIAD - BCN

1 stop11h 30mIcelandair

Fri 1/911:45 amBCN - IAD

1 stop12h 40mIcelandair

Deal found 4/16

$760

Sun 6/18:18 amIAD - REU

3 stops30h 02mMultiple Airlines

Sun 6/812:10 pmREU - IAD

3 stops33h 10mMultiple Airlines

Deal found 4/17

$1,105

Best flights from Dulles Intl to Barcelona
Discover carefully curated flight deals from Dulles Intl to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 17, 2025.

Sun 6/224:35 pmIAD - BCN

1 stop14h 10mIberia

Fri 7/48:00 amBCN - IAD

1 stop13h 00mIberia

Deal found 4/15

$542

Tue 5/275:00 pmIAD - BCN

2 stops21h 20mMultiple Airlines

Wed 6/412:50 pmBCN - IAD

2 stops32h 30mMultiple Airlines

Deal found 4/16

$624

Mon 5/510:20 pmIAD - BCN

1 stop21h 10mTAP AIR PORTUGAL

Tue 5/2010:40 pmBCN - IAD

1 stop22h 40mTAP AIR PORTUGAL

Deal found 4/17

$634

Tue 5/61:30 pmIAD - BCN

1 stop27h 40mTurkish Airlines

Fri 5/167:50 amBCN - IAD

1 stop33h 55mTurkish Airlines

Deal found 4/17

$639

Wed 5/79:05 pmIAD - BCN

1 stop16h 05mRoyal Air Maroc

Tue 5/208:10 pmBCN - IAD

1 stop28h 55mRoyal Air Maroc

Deal found 4/15

$743

Tue 4/294:30 pmIAD - BCN

1 stop24h 45mITA Airways

Mon 5/2611:40 amBCN - IAD

1 stop33h 00mITA Airways

Deal found 4/16

$761

Mon 4/2810:05 pmIAD - BCN

1 stop14h 05mScandinavian Airlines

Sat 5/37:00 pmBCN - IAD

2 stops48h 01mScandinavian Airlines

Deal found 4/16

$777

Sun 6/18:18 amIAD - REU

3 stops30h 02mMultiple Airlines

Sun 6/812:10 pmREU - IAD

3 stops33h 10mMultiple Airlines

Deal found 4/17

$1,105

Last-minute flights from Dulles Intl to Barcelona
Discover last-minute flight deals from Dulles Intl to Barcelona. Data last updated April 17, 2025 and is based on user searches.

Tue 4/2210:05 pmIAD - BCN

1 stop14h 05mScandinavian Airlines

Tue 4/297:00 pmBCN - IAD

1 stop30h 59mScandinavian Airlines

Deal found 4/16

$814

Tue 4/226:05 pmIAD - BCN

Nonstop8h 15mLufthansa

Tue 4/2912:00 pmBCN - IAD

1 stop13h 25mLufthansa

Deal found 4/16

$1,932

Wed 4/231:30 pmIAD - BCN

1 stop18h 10mTurkish Airlines

Tue 5/66:30 pmBCN - IAD

1 stop23h 15mTurkish Airlines

Deal found 4/16

$669

Wed 4/2312:11 pmIAD - BCN

2 stops21h 44mITA Airways

Tue 5/66:20 amBCN - IAD

2 stops19h 33mITA Airways

Deal found 4/16

$1,519

Wed 4/231:53 pmIAD - BCN

1 stop11h 57mUnited Airlines

Tue 5/611:15 amBCN - IAD

Nonstop9h 10mUnited Airlines

Deal found 4/16

$1,937

Wed 4/2310:55 amIAD - BCN

2 stops40h 35mEthiopian Air

Tue 5/64:50 pmBCN - IAD

3 stops33h 15mEthiopian Air

Deal found 4/17

$2,045

Fri 4/258:25 pmIAD - BCN

1 stop20h 00mAer Lingus

Wed 4/3011:05 pmBCN - IAD

2 stops27h 00mAer Lingus

Deal found 4/17

$1,373

Fri 4/2510:35 amIAD - BCN

2 stops15h 15mAir Canada

Tue 4/2912:10 pmBCN - IAD

2 stops15h 05mAir Canada

Deal found 4/17

$2,004

Sat 4/268:30 pmIAD - BCN

2 stops18h 55mMultiple Airlines

Fri 5/26:00 amBCN - IAD

1 stop15h 20mMultiple Airlines

Deal found 4/16

$733

Sat 4/2610:35 pmIAD - BCN

1 stop17h 15mTAP AIR PORTUGAL

Sun 5/45:45 pmBCN - IAD

1 stop33h 05mTAP AIR PORTUGAL

Deal found 4/15

$943

Sat 4/267:25 pmIAD - BCN

2 stops31h 35mAvianca

Fri 5/22:00 pmBCN - IAD

2 stops31h 45mAvianca

Deal found 4/16

$1,817

Sun 4/274:35 pmIAD - BCN

1 stop13h 10mIberia

Sun 5/47:00 amBCN - IAD

1 stop14h 00mIberia

Deal found 4/17

$871

One-way flights from Dulles Intl to Barcelona
Search for one-way flight options from Dulles Intl to Barcelona. Find affordable one-way fares based on user searches. Data last updated April 17, 2025.

Wed 5/141:30 pmIAD - BCN

2 stops21h 05mMultiple Airlines

Deal found 4/16

$406

Mon 4/2810:05 pmIAD - BCN

1 stop14h 05mScandinavian Airlines

Deal found 4/17

$410

Wed 4/239:05 pmIAD - BCN

1 stop16h 05mRoyal Air Maroc

Deal found 4/16

$431

Mon 5/1210:20 pmIAD - BCN

1 stop12h 35mTAP AIR PORTUGAL

Deal found 4/17

$442

Wed 4/231:30 pmIAD - BCN

1 stop15h 05mTurkish Airlines

Deal found 4/17

$499

Sat 5/177:00 amIAD - BCN

1 stop20h 00mAvianca

Deal found 4/17

$528

Tue 5/278:30 pmIAD - BCN

1 stop12h 15mIcelandair

Deal found 4/17

$642

Sun 5/258:25 pmIAD - BCN

1 stop20h 00mAer Lingus

Deal found 4/15

$704

Sat 5/106:00 amIAD - BCN

2 stops24h 25mWestJet

Deal found 4/17

$746

Wed 5/216:05 pmIAD - BCN

Nonstop8h 15mLufthansa

Deal found 4/16

$854

Wed 5/146:05 pmIAD - BCN

Nonstop8h 15mUnited Airlines

Deal found 4/16

$858

Sun 5/412:11 pmIAD - BCN

2 stops29h 04mITA Airways

Deal found 4/17

$886

Cheapflights 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

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Sun 6/22

4:35 pm-12:45 pm

1 stop14h 10m

Barcelona-El Prat

Fri 7/4

8:00 am-3:00 pm

1 stop13h 00m

$542

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Tue 5/27

5:00 pm-8:20 pm

2 stops21h 20m

Barcelona-El Prat

Wed 6/4

12:50 pm-3:20 pm

2 stops32h 30m

$624

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Mon 5/5

10:20 pm-1:30 am

1 stop21h 10m

Barcelona-El Prat

Tue 5/20

10:40 pm-3:20 pm

1 stop22h 40m

$634

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Tue 5/6

1:30 pm-11:10 pm

1 stop27h 40m

Barcelona-El Prat

Fri 5/16

7:50 am-11:45 am

1 stop33h 55m

$639

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Wed 5/7

9:05 pm-7:10 pm

1 stop16h 05m

Barcelona-El Prat

Tue 5/20

8:10 pm-7:05 pm

1 stop28h 55m

$743

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Tue 4/29

4:30 pm-11:15 pm

1 stop24h 45m

Barcelona-El Prat

Mon 5/26

11:40 am-2:40 pm

1 stop33h 00m

$761

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Mon 4/28

10:05 pm-6:10 pm

1 stop14h 05m

Barcelona-El Prat

Sat 5/3

7:00 pm-1:01 pm

2 stops48h 01m

$777

Washington, D.C.Reus

IAD - REU

IADREU

Washington, D.C. Dulles Intl

Sun 6/1

8:18 am-8:20 pm

3 stops30h 02m

Reus

Sun 6/8

12:10 pm-3:20 pm

3 stops33h 10m

$1,105

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Wed 5/14

1:30 pm-4:35 pm

2 stops21h 05m

$406

Washington, D.C.Barcelona

IAD - BCN

IADBCN

Washington, D.C. Dulles Intl

Mon 4/28

10:05 pm-6:10 pm

1 stop14h 05m

$410

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 20 results

Best time to book a flight from Dulles Intl to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Dulles Intl with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Barcelona

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

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Barcelona may vary depending on when you book. For the best chance of a lower fare, look to book 9 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Barcelona?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Barcelona (average of $523). Flying from Washington, D.C. Dulles Intl Airport to Barcelona in June is currently the most expensive (average of $1,079). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to BCN?

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Barcelona at noon. Doing so could potentially save you 35% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Barcelona?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Barcelona flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Barcelona

The most flights from IAD to S37 are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Barcelona by month

In terms of precipitation, rainfall in Barcelona ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Barcelona when rainfall is around 0.8 in.

Temperature in Barcelona by month

If weather is an important factor for your trip to Barcelona, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Barcelona

Read through reviews of airlines operating flights from Washington, D.C. to Barcelona, such as United Airlines, Turkish Airlines and Scandinavian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,667 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,667 reviews

United Airlines

7.4

Good

8,667 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Turkish Airlines

7.3

Good

3,769 reviews

United Airlines

7.4

Good

8,667 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Scandinavian Airlines

7.3

Good

1,335 reviews

United Airlines

7.4

Good

8,667 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

WestJet

7.2

Good

2,809 reviews

United Airlines

7.4

Good

8,667 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

TAP AIR PORTUGAL

7.1

Good

1,837 reviews

United Airlines

7.4

Good

8,667 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Barcelona round-trip?
According to our current data, Iberia ($542), TAP AIR PORTUGAL ($634), and Turkish Airlines ($639) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Barcelona. These flights start at 37% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Barcelona one-way?
The cheapest airline one-way is Scandinavian Airlines, with whom users have recently found tickets for as low as $410. However, be on the lookout for offers from Royal Air Maroc and TAP AIR PORTUGAL, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Barcelona for a low price.
What are the most popular routes from Washington, D.C. Dulles Intl Airport to Barcelona?
When deciding which route to take from Washington, D.C. Dulles Intl Airport to Barcelona consider Washington, D.C. Dulles Intl - Barcelona-El Prat, Washington, D.C. Dulles Intl - Girona Costa Brava or Washington, D.C. Dulles Intl - Reus as they are the most popular.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Barcelona?
The top 3 most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Barcelona are Air Canada (77%), United Airlines (77%) and Lufthansa (77%).
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Barcelona?
Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Barcelona? While on average our users pay $2,449, our data indicates the cheapest price to be $568. The most popular route (Washington, D.C. Dulles Intl - Barcelona-El Prat), is priced around $509.
Where are the most common layover locations when flying from Washington, D.C. Dulles Intl Airport to Barcelona?
Flights departing from Washington, D.C. Dulles Intl Airport and landing in Barcelona layover in Lisbon most frequently. Madrid sees the second most layovers for non-direct flights flying from Washington, D.C. Dulles Intl Airport to Barcelona.
What are some popular things to do or see while on a layover in Lisbon?
Chiado, Praça do Marquês de Pombal, and Centro Cultural de Belém are the most popular attractions in Lisbon if you're in need of something to do during your layover. Chiado, Praça do Marquês de Pombal and Centro Cultural de Belém are located about 4.5 mi, 3.6 mi, and 6.8 mi, respectively from Lisbon Humberto Delgado if you are interested in checking them out. Travelers can rent a car at Lisbon Humberto Delgado for an average daily rate of $21 to make sightseeing during their layover a little easier.
What are some popular points of interest to see during a layover in Madrid?
Puerta del Sol, Plaza Mayor, and Spain Building are the most popular attractions in Madrid if you're in need of something to do during your layover. Puerta del Sol, Plaza Mayor, and Spain Building can be accessed by traveling approximately 8.4 mi, 8.6 mi, and 8.5 mi, respectively from Madrid Barajas. Those on a layover in Madrid in need of a rental car can book one at Madrid Barajas for about $29.
Where are the least popular layover locations for Washington, D.C. Dulles Intl Airport to Barcelona flights?
Washington, D.C. Dulles Intl Airport to Barcelona flights that have layovers will least frequently stop in Dublin.
Can I find deals for flights from Dulles Intl to Barcelona that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Barcelona?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Barcelona.
Can I find deals for business class flights from Dulles Intl to Barcelona?
Yes. Cheapflights offers flight deals from Dulles Intl to Barcelona by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Barcelona?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Barcelona (average of $523). Flying from Washington, D.C. Dulles Intl Airport to Barcelona in June is currently the most expensive (average of $1,079). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Dulles Intl to Barcelona

Dulles Intl to Barcelona-El Prat flights

Reagan-National to Barcelona-El Prat flights

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Baltimore to Costa Brava flights

Dulles Intl to Costa Brava flights

Reagan-National to Costa Brava flights

Dulles Intl to Reus flights

Complete your trip

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Top 10 airlines flying from Dulles Intl to Barcelona

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$316	Average$415	FlexibilityNo cancel fee	On-timeN/A
Icelandair	Cheapest$384	Average$618	FlexibilityNo cancel fee	On-time76%
Scandinavian Airlines	Cheapest$465	Average$590	FlexibilityNo cancel fee	On-time77%
TAP AIR PORTUGAL	Cheapest$523	Average$802	FlexibilityNo cancel fee	On-timeN/A
British Airways	Cheapest$550	Average$889	FlexibilityNo cancel fee	On-time70%
Royal Air Maroc	Cheapest$560	Average$602	FlexibilityNo cancel fee	On-time75%
Iberia	Cheapest$565	Average$834	FlexibilityNo cancel fee	On-time77%
Aer Lingus	Cheapest$572	Average$836	FlexibilityNo cancel fee	On-timeN/A
ITA Airways	Cheapest$603	Average$772	FlexibilityNo cancel fee	On-time81%
Turkish Airlines	Cheapest$605	Average$745	FlexibilityNo cancel fee	On-time77%

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$406+ Cheap flights from Dulles Intl (IAD) to Barcelona

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/14. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Barcelona are usually found in January or February, booked 9 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

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Find flight deals from Dulles Intl to Barcelona

Cheapest flights from Dulles Intl to BarcelonaExplore the most affordable flight options available from Dulles Intl to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Explore the most affordable flight options available from Dulles Intl to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

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Best time to book a flight from Dulles Intl to Barcelona

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Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Barcelona

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Barcelona. Price data was last updated on April 11, 2025.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Barcelona?

What is the cheapest time of day to fly from IAD to BCN?

Find hourly flight availability from Dulles Intl to Barcelona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Barcelona?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Barcelona. Price data was last updated on December 16, 2024.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Barcelona

Rainfall in Barcelona by month

Plan your trip to Barcelona by taking into account the average rainfall totals by month.

Temperature in Barcelona by month

Plan your trip to Barcelona by taking into account the average temperature totals by month.

Reviews of airlines servicing Barcelona

Read through reviews of airlines operating flights from Washington, D.C. to Barcelona, such as United Airlines, Turkish Airlines and Scandinavian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Barcelona round-trip?

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Barcelona one-way?

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Barcelona?

What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Barcelona?

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Barcelona?

Where are the most common layover locations when flying from Washington, D.C. Dulles Intl Airport to Barcelona?

What are some popular things to do or see while on a layover in Lisbon?

What are some popular points of interest to see during a layover in Madrid?

Where are the least popular layover locations for Washington, D.C. Dulles Intl Airport to Barcelona flights?

Can I find deals for flights from Dulles Intl to Barcelona that include hotel bookings?

How can I find direct flights from Dulles Intl to Barcelona?

Can I find deals for business class flights from Dulles Intl to Barcelona?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Barcelona?

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Alternative routes for Dulles Intl to Barcelona

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Top 10 airlines flying from Dulles Intl to Barcelona

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Cheapest flights from Dulles Intl to Barcelona
Explore the most affordable flight options available from Dulles Intl to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.