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Santander

$936+ Cheap flights from Reagan-National (DCA) 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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SDR
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Reagan-National to Santander

Cheapest flights from Reagan-National to Santander
Explore the most affordable flight options available from Reagan-National to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Iberia deal was found by Cheapflights users on 10/25. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/281:44 pmDCA - SDR
2 stops21h 26mIberia
Tue 12/25:40 pmSDR - DCA
2 stops28h 45mIberia
Deal found 10/25$1,031
This Expedia deal was found by Cheapflights users on 10/28. 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.
Fri 12/125:54 pmDCA - SDR
2 stops17h 16mIberia
Fri 12/199:35 pmSDR - DCA
2 stops27h 23mIberia
Deal found 10/28$1,103
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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.
Fri 11/211:44 pmDCA - SDR
2 stops13h 06mMultiple Airlines
Wed 11/269:00 amSDR - DCA
2 stops15h 54mMultiple Airlines
Deal found 10/26$2,193
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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.
Thu 11/271:37 pmDCA - SDR
2 stops12h 43mMultiple Airlines
Tue 12/29:00 amSDR - DCA
2 stops15h 50mMultiple Airlines
Deal found 10/26$2,328

Cheap flight deals from Reagan-National to Santander

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$936
(Iberia)
Provider with most accurate pricing for Washington, D.C. (WAS)-Santander flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Santander flights.
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From Washington, D.C. Reagan-National to Santander
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 October 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Santander that are best for you.

Fly from

Reagan-National

Fly to

Santander

Route

Depart

Return

Price

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Tue 1/6

5:45 pm-5:10 pm

2 stops17h 25m

Santander

Thu 5/28

6:30 am-11:07 pm

2 stops22h 37m

$936

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Fri 11/28

1:44 pm-5:10 pm

2 stops21h 26m

Santander

Tue 12/2

5:40 pm-4:25 pm

2 stops28h 45m

$1,031

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Wed 1/7

5:45 pm-8:20 am

2 stops32h 35m

Santander

Thu 5/28

6:30 am-11:07 pm

2 stops22h 37m

$1,035

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Fri 12/12

5:54 pm-5:10 pm

2 stops17h 16m

Santander

Fri 12/19

9:35 pm-6:58 pm

2 stops27h 23m

$1,103

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Tue 1/6

1:59 pm-8:20 am

2 stops12h 21m

Santander

Wed 5/27

10:05 am-8:48 pm

2 stops16h 43m

$1,223

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Fri 4/3

5:23 pm-9:00 pm

2 stops21h 37m

Santander

Tue 4/7

5:40 pm-10:33 pm

2 stops34h 53m

$1,337

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Fri 11/21

1:44 pm-8:50 am

2 stops13h 06m

Santander

Wed 11/26

9:00 am-6:54 pm

2 stops15h 54m

$2,193

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Thu 11/27

1:37 pm-8:20 am

2 stops12h 43m

Santander

Tue 12/2

9:00 am-6:50 pm

2 stops15h 50m

$2,328

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Thu 11/27

1:37 pm-8:20 am

2 stops12h 43m

Santander

Mon 12/1

9:00 am-6:54 pm

2 stops15h 54m

$2,328

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Best time to book a flight from Reagan-National to Santander

Have a flexible travel schedule? Discover the best time to fly to Santander from Reagan-National 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 Reagan-National 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. Reagan-National?

    For a flight from Washington, D.C. Reagan-National 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. Reagan-National per day. 0 airlines have flights to Santander from Washington, D.C. Reagan-National on a regular basis.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Santander?

    For as low as $936, Iberia can have you in Santander from Washington, D.C. Reagan-National Airport in 17h 25m. Washington, D.C. Reagan-National Airport and Santander are separated by a distance of 3695 mi.

  • Can I find deals for flights from Reagan-National to Santander that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Santander flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Santander?

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

  • Can I find deals for business class flights from Reagan-National to Santander?

    Yes. Cheapflights offers flight deals from Reagan-National 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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