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Cheap flights from Madrid, Spain to Washington, D.C. Dulles Intl Airport from £367

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — IAD
5 Apr — 12 Apr1
1 adult

Cheapflights Tip: The best prices from Madrid Barajas to Washington, D.C. Dulles Intl are usually found in January or February, booked 33 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Madrid to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Madrid (MAD) to Dulles Intl (IAD). 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 31 March 2025.

Round-trip from

£367

Popular in

July

Cheapest in

January

Average price

£468
Delta
  • Delta
  • 7/5-14/5
  • 3 total stops
  • 31h 20m total
  • Madrid to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£93 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Madrid to Dulles Intl

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

Wed 7/506:00MAD - IAD
1 stop15h 35mDelta
Wed 14/517:50IAD - MAD
2 stops15h 45mDelta
Deal found 31/3£367
Wed 7/511:15MAD - IAD
Nonstop8h 40mLufthansa
Wed 14/522:20IAD - MAD
1 stop13h 15mLufthansa
Deal found 31/3£400
Thu 8/520:10MAD - IAD
1 stop26h 10mTAP AIR PORTUGAL
Sun 11/522:20IAD - MAD
1 stop13h 00mTAP AIR PORTUGAL
Deal found 31/3£401
Thu 15/519:35MAD - IAD
1 stop26h 40mSWISS
Sat 31/520:45IAD - MAD
1 stop30h 35mSWISS
Deal found 31/3£404
Sat 15/1111:05MAD - IAD
Nonstop9h 05mMultiple Airlines
Fri 28/1120:45IAD - MAD
1 stop16h 00mMultiple Airlines
Deal found 31/3£418
Thu 8/512:45MAD - IAD
2 stops17h 14mUnited Airlines
Sun 18/522:07IAD - MAD
2 stops26h 33mUnited Airlines
Deal found 31/3£422
Tue 10/612:55MAD - IAD
1 stop13h 04mScandinavian Airlines
Sat 12/722:05IAD - MAD
1 stop13h 40mScandinavian Airlines
Deal found 31/3£427
Tue 22/417:10MAD - IAD
1 stop28h 25mKLM
Sun 11/517:25IAD - MAD
1 stop14h 15mKLM
Deal found 31/3£445
Thu 24/410:05MAD - IAD
2 stops19h 02mVirgin Atlantic
Sun 27/410:15IAD - MAD
1 stop17h 20mVirgin Atlantic
Deal found 31/3£451
Fri 16/520:55MAD - IAD
1 stop22h 35mBrussels Airlines
Thu 29/517:35IAD - MAD
1 stop17h 10mBrussels Airlines
Deal found 31/3£475
Wed 1/1014:55MAD - IAD
2 stops29h 40mAustrian Airlines
Mon 6/1017:25IAD - MAD
2 stops24h 00mAustrian Airlines
Deal found 31/3£496
Wed 7/511:50MAD - IAD
Nonstop9h 10mFinnair
Wed 14/516:35IAD - MAD
Nonstop7h 50mFinnair
Deal found 31/3£531

Cheapflights Fare Finder

Customise your flight search to find flights from Madrid 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 858,174 searches. Data last updated 31 March 2025.
Use the filters below to find and compare flights from Madrid to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Madrid

Fly to

Dulles Intl

Route

Depart

Return

Price

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Wed 7/5

06:00-15:35

1 stop15h 35m

Washington, D.C. Dulles Intl

Wed 14/5

17:50-15:35

2 stops15h 45m

£367

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Wed 7/5

11:15-13:55

Nonstop8h 40m

Washington, D.C. Dulles Intl

Wed 14/5

22:20-17:35

1 stop13h 15m

£400

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Thu 8/5

20:10-16:20

1 stop26h 10m

Washington, D.C. Dulles Intl

Sun 11/5

22:20-17:20

1 stop13h 00m

£401

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Thu 15/5

19:35-16:15

1 stop26h 40m

Washington, D.C. Dulles Intl

Sat 31/5

20:45-09:20

1 stop30h 35m

£404

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Thu 8/5

12:45-23:59

2 stops17h 14m

Washington, D.C. Dulles Intl

Sun 18/5

22:07-06:40

2 stops26h 33m

£422

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Tue 10/6

12:55-19:59

1 stop13h 04m

Washington, D.C. Dulles Intl

Sat 12/7

22:05-17:45

1 stop13h 40m

£427

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Tue 22/4

17:10-15:35

1 stop28h 25m

Washington, D.C. Dulles Intl

Sun 11/5

17:25-13:40

1 stop14h 15m

£445

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Thu 24/4

10:05-23:07

2 stops19h 02m

Washington, D.C. Dulles Intl

Sun 27/4

10:15-09:35

1 stop17h 20m

£451

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Fri 16/5

20:55-13:30

1 stop22h 35m

Washington, D.C. Dulles Intl

Thu 29/5

17:35-16:45

1 stop17h 10m

£475

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Wed 17/9

11:45-14:35

2 stops32h 50m

Washington, D.C. Dulles Intl

Tue 30/9

17:25-22:25

2 stops23h 00m

£506

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Showing 1-10 of 24 results
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2
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Best time to book a flight from Madrid to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Madrid with our price prediction graph.
Estimated return 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 Madrid to Washington, D.C. Dulles Intl Airport

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

Use this chart to determine the optimal time to book a return flight from Madrid to Dulles Intl. Price data was last updated on 28 March 2025.

The best time to book flights from Madrid to Washington, D.C. Dulles Intl Airport is 33 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Madrid to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Madrid to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). 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 MAD to IAD?

Find hourly flight availability from Madrid 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 31 March 2025.

When flying from Madrid to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Explore weekly flight availability from Madrid 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 31 March 2025.

The most flights from MAD to IAD 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 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 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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 31 March 2025.
Read through reviews of airlines operating flights from Madrid to Washington, D.C., such as Delta, KLM and Finnair. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,899 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

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
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

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
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

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
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

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
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

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
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

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 Madrid 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 airport do you fly from for flights from Madrid to Washington, D.C. Dulles Intl?

    Most people fly from Madrid Barajas (MAD) if they book a flight from Madrid to Washington, D.C. Dulles Intl. On average, Barajas has 3 outbound flights to Washington, D.C. Dulles Intl per day from 0 airlines. Madrid Barajas is conveniently located just 8.5 mi from Madrid’s city center.

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

    According to our current data, Delta (£367), Lufthansa (£400), and TAP AIR PORTUGAL (£401) offers the cheapest pricing from Madrid to Washington, D.C. Dulles Intl Airport. Delta is 24% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at £374. Finnair flights start at £420 while deals on Royal Air Maroc start at £447 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Madrid to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Madrid to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). 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.

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Can Cheapflights find flights from Madrid to Dulles Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Madrid to Dulles Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Madrid to Dulles Intl become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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