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Dulles Intl

$296+ Cheap flights from Spain to Dulles Intl (IAD)

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.
MAD — IAD
abr. 5 — abr. 121
ds. 4/5
ds. 4/12
1 adult, Economy
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Cheap flight deals from Spain to Dulles Intl

Keep the following information in mind while searching for Spain to Dulles Intl flight deals. Data was last updated març 31, 2025.

Round-trip from

$383
(lol.travel)

One-way from

$296
(Mytrip)

Popular in

July

Cheapest in

February

Average price

$583

Good round-trip deal

$677 or less

Good one-way deal

$560 or less
From Spain to Washington, D.C. Dulles Intl
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One-way flight from Spain to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 24% potential increase in price ($190 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Spain to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Spain to Washington, D.C. Dulles Intl.
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Find flight deals from Spain to Dulles Intl

Cheapest flights from Spain to Dulles Intl
Explore the most affordable flight options available from Spain to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on març 31, 2025.

This lol.travel deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ds. 5/1012:10 pmPMI - IAD
1 stop13h 49mScandinavian Airlines
ds. 5/1710:05 pmIAD - PMI
1 stop15h 05mScandinavian Airlines
Deal found 3/31$383
This Mytrip deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dv. 5/210:40 amAGP - IAD
1 stop15h 19mScandinavian Airlines
ds. 5/1710:05 pmIAD - AGP
1 stop15h 20mScandinavian Airlines
Deal found 3/30$392
This eDestinos deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dc. 4/309:40 amVLC - IAD
1 stop11h 20mIberia
dc. 5/74:35 pmIAD - VLC
1 stop10h 30mIberia
Deal found 3/31$404
This Scandinavian Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dj. 5/2910:25 amBCN - IAD
1 stop15h 34mScandinavian Airlines
dv. 6/610:05 pmIAD - BCN
1 stop14h 05mScandinavian Airlines
Deal found 3/30$409
This Gotogate deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dv. 8/296:00 amBCN - IAD
1 stop15h 20mTAP AIR PORTUGAL
ds. 9/135:00 pmIAD - BCN
1 stop26h 30mTAP AIR PORTUGAL
Deal found 3/31$414
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dj. 5/89:15 amALC - IAD
1 stop11h 45mMultiple Airlines
dt. 5/134:35 pmIAD - ALC
1 stop10h 05mMultiple Airlines
Deal found 3/31$427
This SmartFares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dj. 5/811:00 amALC - IAD
1 stop14h 59mScandinavian Airlines
dt. 5/1310:05 pmIAD - ALC
2 stops29h 40mScandinavian Airlines
Deal found 3/31$429
This Finnair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dj. 5/226:45 amBIO - IAD
1 stop14h 15mMultiple Airlines
dt. 5/274:35 pmIAD - BIO
1 stop14h 10mMultiple Airlines
Deal found 3/31$443
This American Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dv. 5/169:40 amVLC - IAD
1 stop11h 20mAmerican Airlines
dj. 5/294:35 pmIAD - VLC
1 stop10h 30mAmerican Airlines
Deal found 3/30$443
This Iberia deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dj. 5/229:15 amBIO - IAD
1 stop11h 45mIberia
dt. 5/274:35 pmIAD - BIO
1 stop18h 20mIberia
Deal found 3/30$454
This Mytrip deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dj. 6/56:35 amAGP - IAD
1 stop14h 45mTAP AIR PORTUGAL
dg. 7/275:45 pmIAD - AGP
1 stop9h 50mTAP AIR PORTUGAL
Deal found 3/30$454
This Booking.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dc. 9/1712:55 pmMAD - IAD
1 stop13h 04mScandinavian Airlines
dt. 9/3010:05 pmIAD - MAD
1 stop32h 05mScandinavian Airlines
Deal found 3/31$463

Cheapflights Fare Finder

Customize your flight search to find flights from Spain to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated març 31, 2025.
Use the filters below to find and compare flights from Spain to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Spain

Fly to

Dulles Intl

Route

Depart

Return

Price

Palma de MallorcaWashington, D.C.

PMI - IAD

PMIIAD

Palma de Mallorca Son Sant Joan

ds. 5/10

12:10 pm-7:59 pm

1 stop13h 49m

Washington, D.C. Dulles Intl

ds. 5/17

10:05 pm-7:10 pm

1 stop15h 05m

$383

MálagaWashington, D.C.

AGP - IAD

AGPIAD

Malaga

dv. 5/2

10:40 am-7:59 pm

1 stop15h 19m

Washington, D.C. Dulles Intl

ds. 5/17

10:05 pm-7:25 pm

1 stop15h 20m

$392

ValenciaWashington, D.C.

VLC - IAD

VLCIAD

Valencia

dc. 4/30

9:40 am-3:00 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

dc. 5/7

4:35 pm-9:05 am

1 stop10h 30m

$404

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

dj. 5/29

10:25 am-7:59 pm

1 stop15h 34m

Washington, D.C. Dulles Intl

dv. 6/6

10:05 pm-6:10 pm

1 stop14h 05m

$409

BarcelonaWashington, D.C.

BCN - IAD

BCNIAD

Barcelona-El Prat

dv. 8/29

6:00 am-3:20 pm

1 stop15h 20m

Washington, D.C. Dulles Intl

ds. 9/13

5:00 pm-1:30 am

1 stop26h 30m

$414

AlicanteWashington, D.C.

ALC - IAD

ALCIAD

Alicante

dj. 5/8

9:15 am-3:00 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

dt. 5/13

4:35 pm-8:40 am

1 stop10h 05m

$427

AlicanteWashington, D.C.

ALC - IAD

ALCIAD

Alicante

dj. 5/8

11:00 am-7:59 pm

1 stop14h 59m

Washington, D.C. Dulles Intl

dt. 5/13

10:05 pm-9:45 am

2 stops29h 40m

$429

BilbaoWashington, D.C.

BIO - IAD

BIOIAD

Bilbao

dj. 5/22

6:45 am-3:00 pm

1 stop14h 15m

Washington, D.C. Dulles Intl

dt. 5/27

4:35 pm-12:45 pm

1 stop14h 10m

$443

ValenciaWashington, D.C.

VLC - IAD

VLCIAD

Valencia

dv. 5/16

6:15 am-3:00 pm

1 stop14h 45m

Washington, D.C. Dulles Intl

dj. 5/29

4:35 pm-9:05 am

1 stop10h 30m

$443

BilbaoWashington, D.C.

BIO - IAD

BIOIAD

Bilbao

dj. 5/22

9:15 am-3:00 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

dt. 5/27

4:35 pm-4:55 pm

1 stop18h 20m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 results
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Best time to book a flight from Spain to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Spain 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 Spain to Washington, D.C. Dulles Intl Airport

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

Currently, August is the cheapest month in which you can book a flight from Spain to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Spain to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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 ES to IAD?

Find hourly flight availability from Spain to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated març 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Spain to Washington, D.C. Dulles Intl Airport as you normally would.

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

Explore weekly flight availability from Spain to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated març 31, 2025.

The most flights from ES0 to IAD are scheduled on a Sunday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Dulles Intl by month

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

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

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

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated març 31, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Spain to Washington, D.C. to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
770 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,570 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Spain to Dulles Intl. 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 to fly from Spain to Washington, D.C. Dulles Intl Airport one-way?

    $296 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on Royal Air Maroc and Scandinavian Airlines, with prices starting from $304 and $433, respectively.

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

    When deciding which route to take from Spain to Washington, D.C. Dulles Intl Airport consider Madrid Barajas - Washington, D.C. Dulles Intl, Barcelona-El Prat - Washington, D.C. Dulles Intl or Sevilla - Washington, D.C. Dulles Intl as they are the most popular.

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

    While on average a flight from Spain to Washington, D.C. Dulles Intl Airport is generally $1,429, our data shows the cheapest flight currently is $400. When looking at the most popular route, (Madrid Barajas - Washington, D.C. Dulles Intl), you can expect to pay $393 for that flight.

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

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

  • How can I find direct flights from Spain to Dulles Intl?

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

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

    Yes. Cheapflights offers flight deals from Spain to Dulles Intl 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 Spain to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Spain to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Spain to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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

Traveling to a place near Spain?

Book flights to Spain if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
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Fredericksburg
Woodbridge
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Falls Church
Laurel
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National Harbor
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Alternative routes for Spain to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Dulles Intl flights
Charles de Gaulle to Dulles Intl flights
Heathrow to Baltimore flights
Frankfurt to Dulles Intl flights
Orly to Dulles Intl flights
Madrid to Dulles Intl flights
Charles de Gaulle to Baltimore flights
Charles de Gaulle to Reagan-National flights
Heathrow to Reagan-National flights
Gatwick to Dulles Intl flights
London City to Dulles Intl flights
Gatwick to Baltimore flights
Istanbul to Dulles Intl flights
Frankfurt to Baltimore flights
Gatwick to Reagan-National flights
Stansted to Baltimore flights
Amsterdam to Dulles Intl flights
Bruxelles-National to Dulles Intl flights
Leonardo da Vinci/Fiumicino to Dulles Intl flights
Frankfurt to Reagan-National flights
Munich to Dulles Intl flights
Dublin to Dulles Intl flights
Barcelona-El Prat to Dulles Intl flights
Geneva to Dulles Intl flights
Vienna to Dulles Intl flights
Frederic Chopin to Dulles Intl flights
Madrid to Baltimore flights
Madrid to Reagan-National flights
Istanbul to Reagan-National flights
Istanbul to Baltimore flights
Zurich to Dulles Intl flights
Frederic Chopin to Baltimore flights
Vienna to Reagan-National flights
Stansted to Dulles Intl flights
London City to Reagan-National flights
Vienna to Baltimore flights
Frederic Chopin to Reagan-National flights
Edinburgh to Dulles Intl flights
Bruxelles-National to Reagan-National flights
Bruxelles-National to Baltimore flights
Athens to Dulles Intl flights
Leonardo da Vinci/Fiumicino to Baltimore flights
Leonardo da Vinci/Fiumicino to Reagan-National flights
Amsterdam to Reagan-National flights
Barcelona-El Prat to Reagan-National flights
Luton to Dulles Intl flights

Top 5 airlines flying from Spain to Dulles Intl

Discover the top 5 airlines that operate flights from Spain to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated març 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$298Average$393FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$360Average$591FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$366Average$652FlexibilityNo cancel feeOn-time76%
IberiaCheapest$405Average$586FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$432Average$773FlexibilityNo cancel feeOn-time69%
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