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Cheap flights from Madrid, Spain to Washington, D.C. Dulles Intl Airport from £272

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — IAD
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Madrid to Dulles Intl

Enter your travel dates to find the best prices.

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 29 April 2026.

Sat 29/805:55
MAD
-
IAD
1 stop14h 35m
ITA Airways
Tue 13/1016:30
IAD
-
MAD
1 stop12h 15m
ITA Airways
Deal found 25/4£460
Tue 9/618:05
MAD
-
IAD
1 stop26h 25m
ITA Airways
Wed 9/916:30
IAD
-
MAD
1 stop18h 40m
ITA Airways
Deal found 27/4£461
Sat 29/806:35
MAD
-
IAD
1 stop14h 35m
TAP AIR PORTUGAL
Mon 12/1022:35
IAD
-
MAD
1 stop10h 45m
TAP AIR PORTUGAL
Deal found 25/4£466
Thu 18/612:20
MAD
-
IAD
Nonstop9h 10m
British Airways
Thu 9/717:45
IAD
-
MAD
1 stop11h 30m
British Airways
Deal found 25/4£479
Thu 7/512:20
MAD
-
IAD
Nonstop9h 10m
British Airways
Mon 11/522:25
IAD
-
MAD
1 stop13h 05m
British Airways
Deal found 26/4£479
Mon 5/1022:25
MAD
-
IAD
1 stop22h 45m
TAP AIR PORTUGAL
Mon 19/1022:35
IAD
-
MAD
1 stop14h 35m
TAP AIR PORTUGAL
Deal found 27/4£480
Thu 7/512:20
MAD
-
IAD
Nonstop9h 10m
British Airways
Wed 8/713:08
IAD
-
MAD
1 stop10h 22m
British Airways
Deal found 24/4£487
Thu 14/512:20
MAD
-
IAD
Nonstop9h 10m
Multiple Airlines
Wed 27/522:25
IAD
-
MAD
1 stop17h 45m
Multiple Airlines
Deal found 29/4£487
Fri 6/1114:55
MAD
-
IAD
1 stop11h 40m
TAP AIR PORTUGAL
Sun 22/1122:30
IAD
-
MAD
1 stop12h 40m
TAP AIR PORTUGAL
Deal found 26/4£488
Wed 6/506:00
MAD
-
IAD
1 stop15h 35m
Multiple Airlines
Mon 11/521:45
IAD
-
MAD
1 stop11h 50m
Multiple Airlines
Deal found 25/4£489
Sat 9/507:05
MAD
-
IAD
1 stop14h 30m
Multiple Airlines
Thu 28/518:15
IAD
-
MAD
1 stop11h 05m
Multiple Airlines
Deal found 28/4£490
Thu 14/512:20
MAD
-
IAD
Nonstop9h 10m
British Airways
Sat 23/517:00
IAD
-
MAD
Nonstop7h 50m
British Airways
Deal found 25/4£490

Find 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 29 April 2026.

Round-trip from

£460

One-way from

£272

Popular in

July

Cheapest in

January

Average price

£537
ITA Airways
  • ITA Airways
  • 30/8-10/10
  • 2 total stops
  • 40h 15m total
  • Madrid to Washington, D.C.
Search Deals
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 31/8
  • 1 total stop
  • 22h 45m total
  • Madrid to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£80 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 April 2026
Search Deals

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 29 April 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Thu 14/5

12:20-15:30

Nonstop9h 10m

Washington, D.C. Dulles Intl

Wed 27/5

22:25-22:10

1 stop17h 45m

£487

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Thu 14/5

06:00-15:35

1 stop15h 35m

Washington, D.C. Dulles Intl

Wed 27/5

21:45-16:45

1 stop13h 00m

£489

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Mon 11/5

06:00-15:35

1 stop15h 35m

Washington, D.C. Dulles Intl

Mon 25/5

21:45-16:45

1 stop13h 00m

£490

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Sat 23/5

10:35-17:25

1 stop12h 50m

Washington, D.C. Dulles Intl

Tue 26/5

19:15-15:50

1 stop14h 35m

£521
Fastest return journey

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Wed 2/9

12:20-15:30

Nonstop9h 10m

Washington, D.C. Dulles Intl

Wed 9/9

17:00-06:50

Nonstop7h 50m

£522

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Sun 24/5

06:00-15:35

1 stop15h 35m

Washington, D.C. Dulles Intl

Mon 15/6

12:29-09:30

2 stops15h 01m

£532

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Sat 29/8

11:50-19:25

1 stop13h 35m

Washington, D.C. Dulles Intl

Sun 30/8

18:10-08:05

Nonstop7h 55m

£536

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Sat 6/6

06:00-19:35

1 stop19h 35m

Washington, D.C. Dulles Intl

Wed 21/10

19:59-16:45

2 stops14h 46m

£539

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Sun 17/5

11:15-14:00

Nonstop8h 45m

Washington, D.C. Dulles Intl

Sun 14/6

09:45-06:50

1 stop15h 05m

£541

MadridWashington, D.C.

MAD - IAD

MADIAD

Madrid Barajas

Mon 5/10

12:20-15:30

Nonstop9h 10m

Washington, D.C. Dulles Intl

Mon 19/10

17:45-11:15

1 stop11h 30m

£549

Flights are sorted by cheapest return flights first.

Deals found on 26/4

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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?

The best time to book flights from Madrid to Washington, D.C. Dulles Intl Airport is 79 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 £398). Flying from Madrid to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £662). 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 29 April 2026.

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.

How much does it cost for a return flight from Madrid to Washington, D.C. Dulles Intl Airport?

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 8 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.

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

    Departing from Madrid to Washington, D.C. Dulles Intl Airport will take you 12h 50m. The distance from Madrid to Washington, D.C. Dulles Intl Airport is about 3803 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Madrid to Washington, D.C. Dulles Intl Airport on time: American Airlines (91%), Qatar Airways (91%), Aer Lingus (91%).

  • 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 £398). Flying from Madrid to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £662). 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

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Silver Spring
Hanover
Oxon Hill
Gaithersburg
Woodbridge
Arlington
Alexandria
Sterling

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Why should you use Cheapflights to find cheap flight tickets from Madrid to Dulles Intl?

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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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