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Cheap flights from Santander to Washington, D.C. from $591

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Santander to Washington, D.C. departing on 2/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
9:00 am - 3:35 pmSDR-IAD
36h 35m2 stops
Iberia Logo
6:20 pm - 8:20 amIAD-SDR
32h 00m2 stops
$591Iberia
Find Deal
Thu, Feb 19 - Mon, Feb 23
Iberia Logo
9:00 am - 3:35 pmSDR-IAD
36h 35m2 stops
Iberia Logo
9:45 pm - 9:00 pmIAD-SDR
41h 15m2 stops
$592Iberia
Find Deal
Thu, Feb 19 - Mon, Feb 23
Iberia Logo
9:00 am - 3:35 pmSDR-IAD
36h 35m2 stops
Iberia Logo
6:20 pm - 8:20 amIAD-SDR
32h 00m2 stops
$602Iberia
Find Deal
Thu, Feb 19 - Mon, Feb 23
Iberia Logo
9:00 am - 4:30 pmSDR-IAD
13h 30m1 stop
Iberia Logo
9:45 pm - 8:20 amIAD-SDR
28h 35m2 stops
$709Iberia
Find Deal
Thu, Feb 19 - Mon, Feb 23
Iberia Logo
9:00 am - 4:30 pmSDR-IAD
13h 30m1 stop
Iberia Logo
6:20 pm - 8:20 amIAD-SDR
32h 00m2 stops
$712Iberia
Find Deal
Thu, Feb 19 - Mon, Feb 23
Multiple Airlines Logo
5:30 pm - 4:50 pmSDR-IAD
28h 20m3 stops
Multiple Airlines Logo
8:30 pm - 8:10 amIAD-SDR
29h 40m3 stops
$984Multiple Airlines
Find Deal
Fri, Oct 31 - Tue, Nov 4
Iberia Logo
9:00 am - 5:30 pmSDR-IAD
13h 30m1 stop
Iberia Logo
5:05 pm - 5:10 pmIAD-SDR
18h 05m2 stops
$1,062Iberia
Find Deal
Thu, Oct 30 - Mon, Nov 3
Multiple Airlines Logo
5:30 pm - 8:20 pmSDR-IAD
31h 50m3 stops
Multiple Airlines Logo
5:30 pm - 4:55 pmIAD-SDR
17h 25m2 stops
$1,085Multiple Airlines
Find Deal
Fri, Oct 31 - Tue, Nov 4
Iberia Logo
9:35 pm - 8:30 pmSDR-IAD
27h 55m2 stops
Iberia Logo
9:45 pm - 8:20 amIAD-SDR
28h 35m2 stops
$1,175Iberia
Find Deal
Fri, Oct 31 - Tue, Nov 4
Iberia Logo
9:35 pm - 8:30 pmSDR-IAD
27h 55m2 stops
Iberia Logo
6:00 pm - 8:20 amIAD-SDR
32h 20m1 stop
$1,265Iberia
Find Deal
Fri, Oct 31 - Tue, Nov 4

Iberia flights from Santander to Washington, D.C. Dulles Intl Airport

Our best Iberia deals on Santander to Washington, D.C. Dulles Intl Airport flight tickets
Iberia
Feb 19
SDR9:00 amSantander
36h 35m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
Feb 23
IAD6:20 pmWashington, D.C. Dulles Intl
32h 00m
2 stops
SDR8:20 amSantander
$591
Find similar
Iberia
Feb 19
SDR9:00 amSantander
36h 35m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
Feb 23
IAD9:45 pmWashington, D.C. Dulles Intl
41h 15m
2 stops
SDR9:00 pmSantander
$592
Find similar
Iberia
Feb 19
SDR9:00 amSantander
36h 35m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
Feb 23
IAD6:20 pmWashington, D.C. Dulles Intl
32h 00m
2 stops
SDR8:20 amSantander
$602
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Santander to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Santander to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Thu 2/19

9:00 am-3:35 pm

2 stops36h 35m

Washington, D.C. Dulles Intl

Mon 2/23

6:20 pm-8:20 am

2 stops32h 00m

$591

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Thu 2/19

9:00 am-3:35 pm

2 stops36h 35m

Washington, D.C. Dulles Intl

Mon 2/23

9:45 pm-9:00 pm

2 stops41h 15m

$592

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Thu 2/19

9:00 am-3:35 pm

2 stops36h 35m

Washington, D.C. Dulles Intl

Mon 2/23

6:20 pm-8:20 am

2 stops32h 00m

$602

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Thu 2/19

9:00 am-4:30 pm

1 stop13h 30m

Washington, D.C. Dulles Intl

Mon 2/23

9:45 pm-8:20 am

2 stops28h 35m

$709

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Thu 2/19

9:00 am-4:30 pm

1 stop13h 30m

Washington, D.C. Dulles Intl

Mon 2/23

6:20 pm-8:20 am

2 stops32h 00m

$712

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Fri 10/31

5:30 pm-4:50 pm

3 stops28h 20m

Washington, D.C. Dulles Intl

Tue 11/4

8:30 pm-8:10 am

3 stops29h 40m

$984

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Thu 10/30

9:00 am-5:30 pm

1 stop13h 30m

Washington, D.C. Dulles Intl

Mon 11/3

5:05 pm-5:10 pm

2 stops18h 05m

$1,062

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Fri 10/31

5:30 pm-8:20 pm

3 stops31h 50m

Washington, D.C. Dulles Intl

Tue 11/4

5:30 pm-4:55 pm

2 stops17h 25m

$1,085

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Fri 10/31

9:35 pm-8:30 pm

2 stops27h 55m

Washington, D.C. Dulles Intl

Tue 11/4

9:45 pm-8:20 am

2 stops28h 35m

$1,175

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Fri 10/31

9:35 pm-8:30 pm

2 stops27h 55m

Washington, D.C. Dulles Intl

Tue 11/4

6:00 pm-8:20 am

1 stop32h 20m

$1,265

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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When to book flights from Santander to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Santander to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Santander to Washington, D.C. Dulles Intl Airport (SDR to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santander to Washington, D.C. Dulles Intl Airport

Direct flights

None
There are no direct flights from Santander to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Santander to Washington, D.C. Dulles Intl Airport.
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  • How far is Santander to Washington, D.C. Dulles Intl by plane?

    There are 3710.7 mi between Santander and Washington, D.C. Dulles Intl. 13h 30m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Santander Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Santander Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How old do you have to be to fly from Santander Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santander Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Santander to Washington, D.C. Dulles Intl Airport?

    Price Alerts will notify you by email when the price for flights to Washington, D.C. Dulles Intl Airport from Santander decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Santander to Washington, D.C. Dulles Intl Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Fairfax
Gaithersburg
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Santander to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Santander to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Santander to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Santander to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Santander to Washington, D.C.?

momondo helps you find the best flight between Santander and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Santander to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Santander to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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