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Cheap flights from Washington, D.C. Reagan-National Airport to Santander from $996

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Santander departing on 9/27. 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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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Santander

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:49 am - 9:50 pm
DCA
-
SDR
33h 01m
2 stops
British Airways Logo
6:30 am - 11:02 pm
SDR
-
DCA
22h 32m
2 stops
$996British Airways
Sun, Sep 27 - Thu, Oct 1
Multiple Airlines Logo
6:30 am - 8:45 am
DCA
-
SDR
20h 15m
2 stops
Multiple Airlines Logo
10:05 am - 10:57 pm
SDR
-
DCA
18h 52m
2 stops
$1,140Multiple Airlines
Fri, Oct 9 - Tue, Oct 13
Multiple Airlines Logo
12:45 pm - 8:25 pm
DCA
-
SDR
25h 40m
3 stops
Multiple Airlines Logo
9:35 am - 9:55 pm
SDR
-
DCA
18h 20m
2 stops
$1,170Multiple Airlines
Sun, May 24 - Thu, May 28
Iberia Logo
2:35 pm - 5:00 pm
DCA
-
SDR
20h 25m
2 stops
Iberia Logo
6:30 am - 11:02 pm
SDR
-
DCA
22h 32m
2 stops
$1,220Iberia
Sun, Sep 27 - Thu, Oct 1
Multiple Airlines Logo
12:45 pm - 8:25 pm
DCA
-
SDR
25h 40m
3 stops
Multiple Airlines Logo
6:45 pm - 9:55 pm
SDR
-
DCA
33h 10m
3 stops
$1,227Multiple Airlines
Sun, May 24 - Thu, May 28
Iberia Logo
1:38 pm - 9:30 am
DCA
-
SDR
13h 52m
2 stops
Iberia Logo
6:30 am - 10:00 pm
SDR
-
DCA
21h 30m
2 stops
$1,230Iberia
Sun, Sep 27 - Thu, Oct 1
Multiple Airlines Logo
8:40 pm - 8:25 pm
DCA
-
SDR
17h 45m
2 stops
Multiple Airlines Logo
9:35 am - 9:55 pm
SDR
-
DCA
18h 20m
2 stops
$1,294Multiple Airlines
Sun, May 24 - Thu, May 28
Iberia Logo
6:00 pm - 5:00 pm
DCA
-
SDR
17h 00m
2 stops
Iberia Logo
6:30 am - 10:00 pm
SDR
-
DCA
21h 30m
2 stops
$1,322Iberia
Sun, Sep 27 - Thu, Oct 1
Multiple Airlines Logo
12:45 pm - 6:05 pm
DCA
-
SDR
23h 20m
3 stops
Multiple Airlines Logo
9:25 am - 12:00 pm
SDR
-
DCA
32h 35m
3 stops
$1,363Multiple Airlines
Wed, Jun 10 - Sat, Jun 20
Iberia Logo
8:07 pm - 9:50 pm
DCA
-
SDR
43h 43m
2 stops
Iberia Logo
5:40 pm - 8:59 pm
SDR
-
DCA
33h 19m
2 stops
$1,499Iberia
Fri, Jun 19 - Wed, Aug 19

British Airways flights from Washington, D.C. Reagan-National Airport to Santander

Our best British Airways deals on Washington, D.C. Reagan-National Airport to Santander flight tickets
British Airways
Sep 27
DCA6:49 amWashington, D.C. Reagan-National
33h 01m
2 stops
SDR9:50 pmSantander
Oct 1
SDR6:30 amSantander
22h 32m
2 stops
DCA11:02 pmWashington, D.C. Reagan-National
$996
British Airways
Aug 7
DCA10:40 pmWashington, D.C. Reagan-National
36h 20m
2 stops
SDR5:00 pmSantander
Aug 15
SDR9:20 amSantander
16h 40m
2 stops
DCA8:00 pmWashington, D.C. Reagan-National
$1,716
British Airways
Aug 7
DCA10:40 pmWashington, D.C. Reagan-National
36h 20m
2 stops
SDR5:00 pmSantander
Aug 15
SDR9:20 amSantander
17h 40m
2 stops
DCA9:00 pmWashington, D.C. Reagan-National
$1,717

Iberia flights from Washington, D.C. Reagan-National Airport to Santander

Our best Iberia deals on Washington, D.C. Reagan-National Airport to Santander flight tickets
Iberia
Sep 27
DCA2:35 pmWashington, D.C. Reagan-National
20h 25m
2 stops
SDR5:00 pmSantander
Oct 1
SDR6:30 amSantander
22h 32m
2 stops
DCA11:02 pmWashington, D.C. Reagan-National
$1,220
Iberia
Sep 27
DCA1:38 pmWashington, D.C. Reagan-National
13h 52m
2 stops
SDR9:30 amSantander
Oct 1
SDR6:30 amSantander
21h 30m
2 stops
DCA10:00 pmWashington, D.C. Reagan-National
$1,230
Iberia
Sep 27
DCA6:00 pmWashington, D.C. Reagan-National
17h 00m
2 stops
SDR5:00 pmSantander
Oct 1
SDR6:30 amSantander
21h 30m
2 stops
DCA10:00 pmWashington, D.C. Reagan-National
$1,322

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport 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, momondo users made 832,500 searches. Data last updated May 14, 2026.
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

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Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Sun 9/27

6:49 am-9:50 pm

2 stops33h 01m

Santander

Thu 10/1

6:30 am-11:02 pm

2 stops22h 32m

$996

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Fri 10/9

6:30 am-8:45 am

2 stops20h 15m

Santander

Tue 10/13

10:05 am-10:57 pm

2 stops18h 52m

$1,140

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Sun 5/24

12:45 pm-8:25 pm

3 stops25h 40m

Santander

Thu 5/28

9:35 am-9:55 pm

2 stops18h 20m

$1,170

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Sun 9/27

2:35 pm-5:00 pm

2 stops20h 25m

Santander

Thu 10/1

6:30 am-11:02 pm

2 stops22h 32m

$1,220

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Sun 5/24

12:45 pm-8:25 pm

3 stops25h 40m

Santander

Thu 5/28

6:45 pm-9:55 pm

3 stops33h 10m

$1,227
Quickest round-trip

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Sun 9/27

1:38 pm-9:30 am

2 stops13h 52m

Santander

Thu 10/1

6:30 am-10:00 pm

2 stops21h 30m

$1,230

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Sun 5/24

8:40 pm-8:25 pm

2 stops17h 45m

Santander

Thu 5/28

9:35 am-9:55 pm

2 stops18h 20m

$1,294

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Sun 9/27

6:00 pm-5:00 pm

2 stops17h 00m

Santander

Thu 10/1

6:30 am-10:00 pm

2 stops21h 30m

$1,322

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Wed 6/10

12:45 pm-6:05 pm

3 stops23h 20m

Santander

Sat 6/20

9:25 am-12:00 pm

3 stops32h 35m

$1,363

Washington, D.C.Santander

DCA - SDR

DCASDR

Washington, D.C. Reagan-National

Fri 6/19

8:07 pm-9:50 pm

2 stops43h 43m

Santander

Wed 8/19

5:40 pm-8:59 pm

2 stops33h 19m

$1,499

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Washington, D.C. Reagan-National Airport to Santander

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

Cheap Washington, D.C. Reagan-National Airport to Santander (DCA to SDR) flight deals and tips

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

Fastest flight time

20h 06m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Santander takes 20h 06m
There are no direct flights from Washington, D.C. Reagan-National Airport to Santander. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Santander.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Santander

  • How far is Washington, D.C. Reagan-National to Santander by plane?

    There are 3694.9 mi between Washington, D.C. Reagan-National and Santander. A reasonable flight in good conditions will take 20h 06m.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Santander Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Santander Airport were last updated today.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Santander Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Santander Airport.

  • What documentation or ID do you need to fly to Santander Airport?

    The travel and health documents required for your trip to Santander Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Santander Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Santander

  • How do I get Price Alerts for flights from Washington, D.C. Reagan-National Airport to Santander?

    Search flight deals from Washington, D.C. Reagan-National Airport to Santander. While viewing offers you’ll have the option to create a Price Alert.

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

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Santander?

Book flights to Santander if you plan to visit one of these locations
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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Santander for you.

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

Flights from Washington, D.C. to Santander with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Santander from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Santander, momondo offers a useful price alert feature which will track prices for flights to Santander from Washington, D.C. and alert you when they change.

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Cabin classes currently available on flights to Santander

List of cabin classes available on flights landing in Santander. Availability may vary depending on flight origin and airline.
First Class to Santander
Business Class to Santander