How long is the flight from Washington, D.C. to Santander?

Airlines like British Airways fly from Washington, D.C. to Santander in about 37h 15m. The time it takes to get you to your destination can typically vary by up to . The distance between Washington, D.C. and Santander is about 3711 mi.

In terms of precipitation, rainfall in Santander ranges from 1.6 - 5.1 inches per month. November is typically the wettest month, when rainfall can reach 5.1 in. July is typically the driest time to visit Santander when rainfall is around 1.6 in.

If weather is an important factor for your trip to Santander, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

What are the most popular routes from Washington, D.C. to Santander?

The most popular route from Washington, D.C. to Santander is Baltimore/Washington - Santander. You may also consider Washington, D.C. Dulles Intl - Santander or Washington, D.C. Reagan-National - Santander.

What is the cheapest time of day to fly from WAS to SDR?

When flying from Washington, D.C. to Santander, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Washington, D.C.-Santander flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Washington, D.C.-Santander flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Santander flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C.-Santander flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Santander flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Santander from Washington, D.C.?

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

Can I find deals for flights from Washington, D.C. to Santander that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Santander flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Santander?

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

Can I find deals for business class flights from Washington, D.C. to Santander?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

$1,022+ Cheap Flights from Washington, D.C. to Santander

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Cheap flight deals from Washington, D.C. to Santander

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Cheapest flights from Washington, D.C. to Santander
Explore the most affordable flight options available from Washington, D.C. to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.

Sun 12/279:45 pm -

2 stops37h 15m

Wed 1/65:40 pm -

1 stop28h 40m

Deal found 10/15

$1,022

Sun 12/275:15 pm -

3 stops18h 20m

Wed 1/611:25 am -

2 stops33h 50m

Deal found 10/15

$1,154

Sun 11/151:24 pm -

2 stops25h 36m

Wed 11/186:30 am -

1 stop15h 50m

Deal found 10/16

$1,336

Sun 12/69:45 pm -

2 stops17h 15m

Wed 12/910:05 am -

1 stop12h 15m

Deal found 10/19

$1,342

Sun 11/156:05 pm -

2 stops16h 55m

Wed 11/1810:05 am -

2 stops15h 50m

Deal found 10/15

$1,375

Tue 12/225:15 pm -

1 stop22h 45m

Wed 12/3010:25 pm -

1 stop23h 20m

Deal found 10/17

$1,377

Tue 12/223:47 pm -

2 stops47h 13m

Wed 12/306:30 am -

1 stop15h 50m

Deal found 10/17

$1,396

Best flights from Washington, D.C. to Santander
Discover carefully curated flight deals from Washington, D.C. to Santander that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Sun 12/279:45 pm -

2 stops37h 15m

Wed 1/65:40 pm -

2 stops32h 15m

Deal found 10/15

$1,054

Sun 12/275:15 pm -

3 stops18h 20m

Wed 1/611:25 am -

2 stops33h 50m

Deal found 10/15

$1,154

Sun 11/156:05 pm -

2 stops16h 55m

Wed 11/1810:05 am -

2 stops15h 50m

Deal found 10/18

$1,375

Sun 11/151:24 pm -

2 stops25h 36m

Wed 11/186:30 am -

1 stop15h 50m

Deal found 10/16

$1,336

Tue 12/225:15 pm -

1 stop22h 45m

Wed 12/3010:25 pm -

1 stop23h 20m

Deal found 10/17

$1,377

Sun 12/69:45 pm -

2 stops17h 15m

Wed 12/910:05 am -

1 stop12h 15m

Deal found 10/19

$1,342

Find flight deals from Washington, D.C. to Santander

Most accurate provider	Ovago 3 stars
Most trusted provider	Ovago 3 stars
Round-trip from	$1,022 (Justfly.com)

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Washington, D.C.Santander

IAD Washington, D.C. Dulles Intl - SDR Santander

IADSDR

Washington, D.C. Dulles Intl

Sun 12/27

9:45 pm-5:00 pm

2 stops37h 15m

Santander

Wed 1/6

5:40 pm-7:55 pm

2 stops32h 15m

$1,054

Washington, D.C.Santander

IAD Washington, D.C. Dulles Intl - SDR Santander

IADSDR

Washington, D.C. Dulles Intl

Sun 12/27

5:15 pm-5:35 pm

3 stops18h 20m

Santander

Wed 1/6

11:25 am-3:15 pm

2 stops33h 50m

$1,154

Washington, D.C.Santander

IAD Washington, D.C. Dulles Intl - SDR Santander

IADSDR

Washington, D.C. Dulles Intl

Sun 11/15

1:24 pm-9:00 pm

2 stops25h 36m

Santander

Wed 11/18

6:30 am-4:20 pm

1 stop15h 50m

$1,336

Quickest round-trip

Washington, D.C.Santander

IAD Washington, D.C. Dulles Intl - SDR Santander

IADSDR

Washington, D.C. Dulles Intl

Sun 12/6

9:45 pm-9:00 pm

2 stops17h 15m

Santander

Wed 12/9

10:05 am-4:20 pm

1 stop12h 15m

$1,342

Washington, D.C.Santander

IAD Washington, D.C. Dulles Intl - SDR Santander

IADSDR

Washington, D.C. Dulles Intl

Sun 11/15

6:05 pm-5:00 pm

2 stops16h 55m

Santander

Wed 11/18

10:05 am-7:55 pm

2 stops15h 50m

$1,375

Washington, D.C.Santander

IAD Washington, D.C. Dulles Intl - SDR Santander

IADSDR

Washington, D.C. Dulles Intl

Tue 12/22

5:15 pm-10:00 pm

1 stop22h 45m

Santander

Wed 12/30

10:25 pm-3:45 pm

1 stop23h 20m

$1,377

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Sorted by cheapest first

Most accurate provider: When it comes to deals on Washington, D.C.-Santander flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Washington, D.C.-Santander flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Santander flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C.-Santander flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Santander flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Santander

Have a flexible travel schedule? Discover the best time to fly to Santander from Washington, D.C. with our price prediction graph.

WAS-SDR

IAD-SDR

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.

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Everything you need to know about your flight from Washington, D.C. to Santander

WAS-SDR

IAD-SDR

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Santander from Washington, D.C.?
For a flight from Washington, D.C. 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. per day. 0 airlines have flights to Santander from Washington, D.C. on a regular basis.
How long is the flight from Washington, D.C. to Santander?
Airlines like British Airways fly from Washington, D.C. to Santander in about 37h 15m. The time it takes to get you to your destination can typically vary by up to . The distance between Washington, D.C. and Santander is about 3711 mi.
What are the most popular routes from Washington, D.C. to Santander?
The most popular route from Washington, D.C. to Santander is Baltimore/Washington - Santander. You may also consider Washington, D.C. Dulles Intl - Santander or Washington, D.C. Reagan-National - Santander.
Can I find deals for flights from Washington, D.C. to Santander that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Santander flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Santander?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Santander.
Can I find deals for business class flights from Washington, D.C. to Santander?
Yes. Cheapflights offers flight deals from Washington, D.C. 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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$1,022+ Cheap flights from Washington, D.C. (WAS) 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 12/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Santander with Cheapflights

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Cheapest flights from Washington, D.C. to SantanderExplore the most affordable flight options available from Washington, D.C. to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.

Explore the most affordable flight options available from Washington, D.C. to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.

Best flights from Washington, D.C. to SantanderDiscover carefully curated flight deals from Washington, D.C. to Santander that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Discover carefully curated flight deals from Washington, D.C. to Santander that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Last-minute flights from Washington, D.C. to SantanderDiscover last-minute flight deals from Washington, D.C. to Santander. Data last updated October 20, 2026 and is based on user searches.

Discover last-minute flight deals from Washington, D.C. to Santander. Data last updated October 20, 2026 and is based on user searches.

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Related info for your journey

What airport do you fly into for flights to Santander from Washington, D.C.?

How long is the flight from Washington, D.C. to Santander?

What are the most popular routes from Washington, D.C. to Santander?

Can I find deals for flights from Washington, D.C. to Santander that include hotel bookings?

How can I find direct flights from Washington, D.C. to Santander?

Can I find deals for business class flights from Washington, D.C. to Santander?

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Washington, D.C. and Santander flights

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Cheapest flights from Washington, D.C. to Santander
Explore the most affordable flight options available from Washington, D.C. to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.

Best flights from Washington, D.C. to Santander
Discover carefully curated flight deals from Washington, D.C. to Santander that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Last-minute flights from Washington, D.C. to Santander
Discover last-minute flight deals from Washington, D.C. to Santander. Data last updated October 20, 2026 and is based on user searches.