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 is the cheapest time of day to fly from IL to SDR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Santander as you normally would.

What airport do you fly into for flights to Santander from Illinois?

Located just 2.5 mi from the city center, Santander (SDR) is the airport most travelers will use when flying to Santander from Illinois.

Can I find deals for flights from Illinois to Santander that include hotel bookings?

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

How can I find direct flights from Illinois to Santander?

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

Can I find deals for business class flights from Illinois to Santander?

Yes. Cheapflights offers flight deals from Illinois 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.

$757+ Flights from Illinois to Santander

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Cheap flight deals from Illinois to Santander

Round-trip from	$757 (Iberia)

From Illinois to Santander

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Find flight deals from Illinois to Santander

Cheapest flights from Illinois to Santander
Explore the most affordable flight options available from Illinois to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Wed 12/34:21 pmORD - SDR

2 stops17h 49mIberia

Sun 12/79:25 amSDR - ORD

1 stop12h 05mIberia

Deal found 6/24

$757

Sat 8/96:15 pmORD - SDR

2 stops19h 45mMultiple Airlines

Sat 8/169:35 pmSDR - ORD

2 stops25h 40mMultiple Airlines

Deal found 6/24

$889

Best flights from Illinois to Santander
Discover carefully curated flight deals from Illinois to Santander that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 26, 2025.

Wed 12/34:21 pmORD - SDR

2 stops17h 49mIberia

Sun 12/79:25 amSDR - ORD

1 stop12h 05mIberia

Deal found 6/24

$757

Sat 8/96:15 pmORD - SDR

2 stops19h 45mMultiple Airlines

Sat 8/169:35 pmSDR - ORD

2 stops25h 40mMultiple Airlines

Deal found 6/24

$889

Last-minute flights from Illinois to Santander
Discover last-minute flight deals from Illinois to Santander. Data last updated June 26, 2025 and is based on user searches.

Sun 7/206:00 pmORD - SDR

2 stops17h 15mMultiple Airlines

Wed 7/301:30 pmSDR - ORD

3 stops26h 25mMultiple Airlines

Deal found 6/26

$1,206

Sun 7/204:30 pmORD - SDR

1 stop22h 20mIberia

Wed 7/306:30 amSDR - ORD

1 stop14h 45mIberia

Deal found 6/26

$1,261

One-way flights from Illinois to Santander
Search for one-way flight options from Illinois to Santander. Find affordable one-way fares based on user searches. Data last updated June 26, 2025.

Sun 7/204:30 pmORD - SDR

1 stop17h 35mIberia

Deal found 6/25

$8,475

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Santander that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 12/3

4:21 pm-5:10 pm

2 stops17h 49m

Santander

Sun 12/7

9:25 am-2:30 pm

1 stop12h 05m

$757

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Sat 8/9

6:15 pm-9:00 pm

2 stops19h 45m

Santander

Sat 8/16

9:35 pm-4:15 pm

2 stops25h 40m

$889

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Sun 7/20

4:30 pm-5:05 pm

1 stop17h 35m

$8,475

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/25

Best time to book a flight from Illinois to Santander

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

Cheapflights Insights

Everything you need to know about your flight from Illinois to Santander

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

Reviews of airlines servicing Santander

Peruse reviews from past customers who have flown with Iberia from Illinois to Santander to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Iberia

7.0

Good

2,802 reviews

Reviews

1 / 20

6.0

Good

David,May 2025

JFK - MAD

Unfortunately carry on bag over head was full. I was seated 27J and had to place my carry on by seat 8 .. other then that it was a good flight

Iberia

7.0

Good

2,802 reviews

Iberia

7.0

Good

2,802 reviews

Reviews

1 / 20

6.0

Good

David,May 2025

JFK - MAD

Unfortunately carry on bag over head was full. I was seated 27J and had to place my carry on by seat 8 .. other then that it was a good flight

Related info for your journey

What airport do you fly into for flights to Santander from Illinois?
Located just 2.5 mi from the city center, Santander (SDR) is the airport most travelers will use when flying to Santander from Illinois.
Can I find deals for flights from Illinois to Santander that include hotel bookings?
Yes. In addition to deals on Illinois to Santander flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Illinois to Santander?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Santander.
Can I find deals for business class flights from Illinois to Santander?
Yes. Cheapflights offers flight deals from Illinois 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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$757+ Cheap flights from Illinois 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Illinois to Santander with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Illinois to Santander

Keep the following information in mind while searching for Illinois to Santander flight deals. Data was last updated June 26, 2025.

Round-trip from

Find flight deals from Illinois to Santander

Cheapest flights from Illinois to SantanderExplore the most affordable flight options available from Illinois to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Explore the most affordable flight options available from Illinois to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Santander that are best for you.

Best time to book a flight from Illinois to Santander

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

Cheapflights Insights

Everything you need to know about your flight from Illinois to Santander

Reviews of airlines servicing Santander

Peruse reviews from past customers who have flown with Iberia from Illinois to Santander to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Illinois 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 Illinois?

Can I find deals for flights from Illinois to Santander that include hotel bookings?

How can I find direct flights from Illinois to Santander?

Can I find deals for business class flights from Illinois to Santander?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Santander

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Illinois to Santander
Explore the most affordable flight options available from Illinois to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.