Madrid

$312+ Cheap flights from Dulles Intl (IAD) to Madrid, Spain (MAD)

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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MAD
Feb 20 — Feb 271
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Madrid Barajas are usually found in October or February, booked 61 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Dulles Intl to Madrid

Cheapest flights from Dulles Intl to Madrid
Explore the most affordable flight options available from Dulles Intl to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:55 am
IAD
-
MAD
1 stop18h 55m
United Airlines
Wed 10/288:30 am
MAD
-
IAD
1 stop13h 20m
United Airlines
Deal found 1/21$458
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1511:30 pm
IAD
-
MAD
1 stop12h 40m
TAP AIR PORTUGAL
Sun 3/2212:10 pm
MAD
-
IAD
1 stop33h 05m
TAP AIR PORTUGAL
Deal found 1/21$459
This FlightHub deal was found by Cheapflights users on 1/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:05 pm
IAD
-
MAD
1 stop30h 45m
Multiple Airlines
Mon 10/512:50 pm
MAD
-
IAD
1 stop33h 55m
Multiple Airlines
Deal found 1/21$460
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:45 pm
IAD
-
MAD
1 stop12h 00m
United Airlines
Wed 4/112:45 pm
MAD
-
IAD
1 stop13h 52m
United Airlines
Deal found 1/21$461
This Cheapflightsfares deal was found by Cheapflights users on 1/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:25 pm
IAD
-
MAD
1 stop11h 25m
British Airways
Sat 4/2512:20 pm
MAD
-
IAD
Nonstop9h 10m
British Airways
Deal found 1/21$462
This Cheapflightsfares deal was found by Cheapflights users on 1/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/39:45 pm
IAD
-
MAD
1 stop11h 05m
British Airways
Thu 3/1212:50 pm
MAD
-
IAD
Nonstop9h 40m
British Airways
Deal found 1/21$463
This Cheapflightsfares deal was found by Cheapflights users on 1/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/135:00 pm
IAD
-
MAD
Nonstop7h 50m
Finnair
Mon 4/2712:20 pm
MAD
-
IAD
Nonstop9h 10m
Finnair
Deal found 1/21$464
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:20 pm
IAD
-
MAD
1 stop16h 20m
SWISS
Tue 4/2110:05 am
MAD
-
IAD
1 stop12h 40m
SWISS
Deal found 1/21$465
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/269:45 am
IAD
-
MAD
1 stop16h 15m
United Airlines
Tue 2/101:35 pm
MAD
-
IAD
2 stops28h 04m
United Airlines
Deal found 1/20$468
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:35 pm
IAD
-
MAD
1 stop16h 50m
TAP AIR PORTUGAL
Mon 9/146:20 pm
MAD
-
IAD
1 stop26h 45m
TAP AIR PORTUGAL
Deal found 1/20$469
This CheapOair deal was found by Cheapflights users on 1/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/119:45 am
IAD
-
MAD
2 stops20h 00m
Multiple Airlines
Mon 2/167:35 pm
MAD
-
IAD
1 stop27h 05m
Multiple Airlines
Deal found 1/20$470

Find flight deals from Dulles Intl to Madrid

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Madrid (MAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$468
(United Airlines)

One-way from

$312
(TAP AIR PORTUGAL)

Popular in

June

Cheapest in

October

Average price

$551

Good round-trip deal

$541 or less

Good one-way deal

$376 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Madrid Barajas flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Madrid Barajas flights.
From Washington, D.C. Dulles Intl to Madrid Barajas
One-way flight from Washington, D.C. Dulles Intl to Madrid Barajas
Highest demand for flights based on searches. 20% potential increase in price ($169 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
Average for round-trip flights in January 2026
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Madrid Barajas.
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Madrid Barajas.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Madrid 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 January 21, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Madrid that are best for you.

Fly from

Dulles Intl

Fly to

Madrid

Route

Depart

Return

Price

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Sun 4/12

6:10 pm-8:05 am

Nonstop7h 55m

Madrid Barajas

Sun 4/19

12:45 pm-7:40 pm

1 stop12h 55m

$478

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Thu 2/26

6:20 pm-2:15 pm

1 stop13h 55m

Madrid Barajas

Thu 3/5

1:00 pm-8:30 pm

1 stop13h 30m

$481

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Sun 3/29

5:40 pm-8:05 pm

1 stop20h 25m

Madrid Barajas

Tue 4/21

12:20 pm-3:30 pm

Nonstop9h 10m

$486

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Wed 4/15

5:40 pm-11:15 am

1 stop11h 35m

Madrid Barajas

Wed 5/6

12:20 pm-3:30 pm

Nonstop9h 10m

$486

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Thu 2/19

6:00 pm-7:40 am

Nonstop7h 40m

Madrid Barajas

Wed 2/25

12:50 pm-7:55 pm

1 stop13h 05m

$487

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Mon 4/27

6:10 pm-8:05 am

Nonstop7h 55m

Madrid Barajas

Wed 5/13

8:25 am-3:05 pm

1 stop12h 40m

$490

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Sat 3/21

5:10 pm-7:00 am

2 stops32h 50m

Madrid Barajas

Tue 3/31

5:55 am-12:15 am

2 stops24h 20m

$493

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Sun 5/10

9:45 am-6:50 am

1 stop15h 05m

Madrid Barajas

Thu 5/21

6:05 am-3:15 pm

1 stop15h 10m

$493

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Tue 3/31

5:40 pm-11:15 am

1 stop11h 35m

Madrid Barajas

Wed 4/22

10:25 am-7:25 pm

1 stop15h 00m

$496

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Fri 3/6

10:22 pm-7:00 am

2 stops50h 38m

Madrid Barajas

Sun 3/15

5:55 am-4:50 pm

1 stop15h 55m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 23 results
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Compare providers for flights from Dulles Intl to Madrid

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Madrid in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Madrid flights, users find the pricing of Gotogate to be most consistent on Cheapflights vs. Gotogate Users can find the same prices on Washington, D.C. Dulles Intl Airport-Madrid flight deals on Cheapflights vs. Gotogate >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Madrid flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Madrid flights, Cheapflights users trust Gotogate the most. Gotogate has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Madrid flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Madrid

Have a flexible travel schedule? Discover the best time to fly to Madrid 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 Madrid

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Madrid. Price data was last updated on January 16, 2026.

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Madrid may vary depending on when you book. For the best chance of a lower fare, look to book 61 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 Madrid?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Madrid (average of $352). Flying from Washington, D.C. Dulles Intl Airport to Madrid in June is currently the most expensive (average of $598). 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.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Madrid?

The best insider tips for Washington, D.C. Dulles Intl Airport to Madrid flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Madrid trip
Our travel experts
Lori Zaino

Lori Zaino

Expert on MAD

US-born but now based in Spain, Lori's visited 60 countries---and written about them for publications like CNN, Forbes, The Points Guy, NBC, and TripAdvisor. She loves combining affordable adventures with luxury travel experiences and feels equally at home salsa dancing in Colombia, sipping wine in a French castle, or backpacking through Malaysia.

Ramsey Qubein

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Reviews of airlines servicing Madrid

Get insights into the airlines that provide service to Madrid. 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 Madrid. Reviews last updated January 21, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Madrid, such as United Airlines, American Airlines, and TAP AIR PORTUGAL. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Madrid. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Madrid from Washington, D.C. Dulles Intl?

    Most people fly into Madrid Barajas (MAD) if they book a flight to Madrid from Washington, D.C. Dulles Intl. On average, Barajas has 2 inbound flights from Washington, D.C. Dulles Intl per day from 15 airlines. Madrid Barajas is conveniently located just 8.5 mi from Madrid’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Madrid?

    United Airlines and British Airways can get you from Washington, D.C. Dulles Intl Airport to Madrid in just under 7h 55m. Your travel time can differ by up to 6h. The distance from Washington, D.C. Dulles Intl Airport to Madrid is about 3803 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, Brussels Airlines ($198), SWISS ($200), and TAP AIR PORTUGAL ($315) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Madrid. You may be able to fly from Washington, D.C. Dulles Intl Airport to Madrid for 69% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $184 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include Lufthansa from $330 and Aer Lingus from $368 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. Dulles Intl Airport to Madrid consider choosing Air Canada (83%), Brussels Airlines (83%) or United Airlines (83%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Madrid? While on average our users pay $603, our data indicates the cheapest price to be $267. The most popular route (Washington, D.C. Dulles Intl - Madrid Barajas), is priced around $381.

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

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

    The majority of Lisbon visitors spend their time at Chiado, Praça do Marquês de Pombal, and Londres. Travelers on a layover in Lisbon can visit Chiado, Praça do Marquês de Pombal, and Londres, by traveling 4.5 mi, 3.6 mi, and 2.3 mi, respectively after landing at Lisbon Humberto Delgado. Travelers can rent a car at Lisbon Humberto Delgado for an average daily rate of $18 to make sightseeing during their layover a little easier.

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Madrid 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 Madrid?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Madrid (average of $352). Flying from Washington, D.C. Dulles Intl Airport to Madrid in June is currently the most expensive (average of $598). 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 Madrid?

Book flights to Madrid if you plan to visit one of these locations
Getafe

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Alternative routes for Dulles Intl to Madrid

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Dulles Intl to Madrid

Discover the top 10 airlines that operate flights from Dulles Intl to Madrid. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$198Average$731FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$200Average$575FlexibilityNo cancel feeOn-time79%
TAP AIR PORTUGALCheapest$315Average$505FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$353Average$510FlexibilityNo cancel feeOn-time67%
IberiaCheapest$386Average$691FlexibilityNo cancel feeOn-time77%
KLMCheapest$409Average$570FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$420Average$728FlexibilityNo cancel feeOn-time69%
FinnairCheapest$431Average$561FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$443Average$666FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$471Average$595FlexibilityNo cancel feeOn-time70%

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