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Santander

$658+ Cheap flights from Dulles Intl (IAD) to Santander (SDR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SDR
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Dulles Intl to Santander

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Santander (SDR). 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 septiembre 11, 2025.

Round-trip from

$658
(Expedia)
From Washington, D.C. Dulles Intl to Santander
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Find flight deals from Dulles Intl to Santander

Cheapest flights from Dulles Intl to Santander
Explore the most affordable flight options available from Dulles Intl to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/255:37 pmIAD - SDR
2 stops18h 33mIberia
sáb. 11/19:35 pmSDR - IAD
1 stop24h 55mIberia
Deal found 9/10$658
This Mytrip deal was found by Cheapflights users on 9/10. 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.
sáb. 10/255:25 pmIAD - SDR
3 stops33h 45mMultiple Airlines
sáb. 11/110:35 amSDR - IAD
2 stops35h 30mMultiple Airlines
Deal found 9/10$833
This lol.travel deal was found by Cheapflights users on 9/11. 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.
dom. 10/267:00 pmIAD - SDR
1 stop17h 10mIberia
dom. 11/29:25 amSDR - IAD
1 stop13h 05mIberia
Deal found 9/11$869
This Mytrip deal was found by Cheapflights users on 9/11. 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.
dom. 10/2611:30 pmIAD - SDR
3 stops27h 40mMultiple Airlines
dom. 11/25:25 pmSDR - IAD
2 stops27h 50mMultiple Airlines
Deal found 9/11$889
This Mytrip deal was found by Cheapflights users on 9/11. 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.
dom. 10/129:35 amIAD - SDR
3 stops24h 30mMultiple Airlines
jue. 10/169:40 amSDR - IAD
2 stops17h 10mMultiple Airlines
Deal found 9/11$914

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Santander 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Santander that are best for you.

Fly from

Dulles Intl

Fly to

Santander

Route

Depart

Return

Price

Washington, D.C.Santander

IAD - SDR

IADSDR

Washington, D.C. Dulles Intl

sáb. 10/25

5:37 pm-6:10 pm

2 stops18h 33m

Santander

sáb. 11/1

9:35 pm-5:30 pm

1 stop24h 55m

$658

Washington, D.C.Santander

IAD - SDR

IADSDR

Washington, D.C. Dulles Intl

sáb. 10/25

5:25 pm-9:10 am

3 stops33h 45m

Santander

sáb. 11/1

10:35 am-5:05 pm

2 stops35h 30m

$833

Washington, D.C.Santander

IAD - SDR

IADSDR

Washington, D.C. Dulles Intl

dom. 10/26

7:00 pm-5:10 pm

1 stop17h 10m

Santander

dom. 11/2

9:25 am-4:30 pm

1 stop13h 05m

$869

Washington, D.C.Santander

IAD - SDR

IADSDR

Washington, D.C. Dulles Intl

dom. 10/26

11:30 pm-8:10 am

3 stops27h 40m

Santander

dom. 11/2

5:25 pm-3:15 pm

2 stops27h 50m

$889

Washington, D.C.Santander

IAD - SDR

IADSDR

Washington, D.C. Dulles Intl

dom. 10/12

9:35 am-4:05 pm

3 stops24h 30m

Santander

jue. 10/16

9:40 am-8:50 pm

2 stops17h 10m

$914

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Dulles Intl to Santander

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

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Santander. 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 Santander from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Santander, you will be flying into Santander. Santander (SDR) is just 2.5 mi from the center of the city. Santander is the only Santander airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 0 airlines have flights to Santander from Washington, D.C. Dulles Intl on a regular basis.

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

    Departing from Washington, D.C. Dulles Intl Airport to Santander will take you 18h 33m. There are 3711 mi between Washington, D.C. Dulles Intl Airport and Santander.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Santander by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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