HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Santander

$869+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDR
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Santander with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 April 1, 2025.

Round-trip from

$869
(Mytrip)
From Illinois to Santander
Search Deals

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 April 1, 2025.

This Mytrip deal was found by Cheapflights users on 3/31. 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.
Wed 5/147:25 pmORD - SDR
3 stops30h 30mMultiple Airlines
Wed 5/218:55 amSDR - ORD
3 stops29h 32mMultiple Airlines
Deal found 3/31$869
This American Airlines deal was found by Cheapflights users on 3/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/143:20 pmORD - SDR
2 stops18h 45mAmerican Airlines
Wed 5/216:30 amSDR - ORD
1 stop14h 45mAmerican Airlines
Deal found 3/31$939
This Iberia deal was found by Cheapflights users on 3/31. 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.
Thu 5/1510:15 pmORD - SDR
1 stop11h 50mIberia
Thu 5/226:30 amSDR - ORD
1 stop14h 45mIberia
Deal found 3/31$996

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois 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 April 1, 2025.
Use the filters below to find and compare flights from Illinois to Santander that are best for you.

Fly from

Illinois

Fly to

Santander

Route

Depart

Return

Price

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 5/14

7:25 pm-8:55 am

3 stops30h 30m

Santander

Wed 5/21

8:55 am-7:27 am

3 stops29h 32m

$869

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 5/14

3:20 pm-5:05 pm

2 stops18h 45m

Santander

Wed 5/21

6:30 am-2:15 pm

1 stop14h 45m

$939

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Thu 5/15

10:15 pm-5:05 pm

1 stop11h 50m

Santander

Thu 5/22

6:30 am-2:15 pm

1 stop14h 45m

$996

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

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

Rainfall in Santander by month

Plan your trip to Santander by taking into account the average rainfall totals by month.

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.

Temperature in Santander by month

Plan your trip to Santander by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Santander

Get insights into the airlines that provide service to Santander. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santander. Reviews last updated April 1, 2025.
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Entertainment

6.9

Crew

8.0

Comfort

7.2

Food

6.5

Overall

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Entertainment

6.9

Crew

8.0

Comfort

7.2

Food

6.5

Overall

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
Iberia
7.0
Good
2,655 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Entertainment

6.9

Crew

8.0

Comfort

7.2

Food

6.5

Overall

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

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?

    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

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.
Newark to Bilbao flights
John F Kennedy Intl to Bilbao flights
LaGuardia to Bilbao flights
Seattle to Bilbao flights
Reagan-National to Bilbao flights
O'Hare Intl to Bilbao flights
Baltimore to Bilbao flights
Dulles Intl to Bilbao flights
Boston to Bilbao flights
San Francisco to Bilbao flights
Miami to Bilbao flights
Hobby to Bilbao flights
Los Angeles to Bilbao flights
Austin to Bilbao flights
George Bush Intcntl to Bilbao flights
Philadelphia to Bilbao flights
Lexington to Bilbao flights
Midway to Bilbao flights
Ontario to Bilbao flights
Denver to Bilbao flights
Tampa to Bilbao flights
Boise to Bilbao flights
Indianapolis to Bilbao flights
Charlotte to Bilbao flights
Fort Lauderdale to Bilbao flights
Dallas/Fort Worth to Bilbao flights
Atlanta to Bilbao flights
Minneapolis to Bilbao flights
Portland to Bilbao flights
Orlando to Bilbao flights
San Diego to Bilbao flights
John F Kennedy Intl to Santander flights
Miami to Santander flights
Detroit to Bilbao flights
Sky Harbor Intl to Bilbao flights
Reno to Bilbao flights
Boston to Santander flights
Newark to Santander flights
Love Field to Bilbao flights
Las Vegas to Bilbao flights
San Antonio to Bilbao flights
San Jose to Bilbao flights
Reagan-National to Santander flights
Hobby to Santander flights
Dulles Intl to Santander flights
Cincinnati to Bilbao flights
Pittsburgh to Bilbao flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.