HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Santander

$586+ Cheap flights from O'Hare Intl (ORD) to Santander (SDR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDR
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl 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 O'Hare Intl to Santander

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 November 13, 2025.

Round-trip from

$1,074
(Iberia)

One-way from

$586
(Kiwi.com)
From Chicago O'Hare Intl to Santander
Search Deals
One-way flight from Chicago O'Hare Intl to Santander
Search Deals

Find flight deals from O'Hare Intl to Santander

Cheapest flights from O'Hare Intl to Santander
Explore the most affordable flight options available from O'Hare Intl to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Iberia deal was found by Cheapflights users on 11/12. 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.
Wed 12/32:42 pmORD - SDR
2 stops34h 38mIberia
Sun 12/75:40 pmSDR - ORD
2 stops28h 45mIberia
Deal found 11/12$1,074
This Iberia deal was found by Cheapflights users on 11/13. 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.
Sun 12/75:40 pmORD - SDR
1 stop16h 30mIberia
Fri 12/196:30 amSDR - ORD
1 stop15h 25mIberia
Deal found 11/13$1,121
This Iberia deal was found by Cheapflights users on 11/13. 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.
Sat 12/1312:00 pmORD - SDR
2 stops13h 50mIberia
Fri 12/196:30 amSDR - ORD
1 stop15h 25mIberia
Deal found 11/13$1,252

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 November 13, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Santander that are best for you.

Fly from

O'Hare Intl

Fly to

Santander

Route

Depart

Return

Price

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 12/3

2:42 pm-8:20 am

2 stops34h 38m

Santander

Sun 12/7

5:40 pm-3:25 pm

2 stops28h 45m

$1,074

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Sun 12/7

11:47 am-5:10 pm

2 stops22h 23m

Santander

Fri 12/19

9:00 am-2:55 pm

1 stop12h 55m

$1,125

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Sat 12/13

12:00 pm-8:50 am

2 stops13h 50m

Santander

Fri 12/19

6:30 am-2:55 pm

1 stop15h 25m

$1,252

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 3/18

1:10 pm-8:20 am

2 stops13h 10m

Santander

Sun 3/22

9:25 am-3:55 pm

1 stop12h 30m

$1,318

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Mon 4/6

5:50 pm-5:00 pm

2 stops16h 10m

Santander

Tue 4/21

6:30 am-2:40 pm

2 stops15h 10m

$1,334

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Fri 11/21

11:48 am-8:20 am

3 stops37h 32m

$586

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Tue 1/6

11:55 am-8:20 am

2 stops13h 25m

$777

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 12/3

5:40 pm-8:20 am

1 stop31h 40m

$906

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Best time to book a flight from O'Hare Intl to Santander

Have a flexible travel schedule? Discover the best time to fly to Santander from O'Hare Intl 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 Chicago O'Hare Intl Airport to Santander

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Santander?

Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Santander (average of $547). Flying from Chicago O'Hare Intl Airport to Santander in July is currently the most expensive (average of $857). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 Chicago O'Hare Intl?

    Located just 2.5 mi from the city center, Santander is the airport most travelers will use when flying to Santander from Chicago O'Hare Intl. Booking flights from Chicago O'Hare Intl to Santander (SDR) should be relatively easy as there are 0 daily inbound flights from Chicago O'Hare Intl from 0 different airlines.

  • How long is the flight from Chicago O'Hare Intl Airport to Santander?

    There are many flights that can get you from Chicago O'Hare Intl Airport to Santander in 34h 38m. Fly via Iberia to get the fastest option. There are 4072 mi between Chicago O'Hare Intl Airport and Santander.

  • Can I find deals for flights from O'Hare Intl to Santander that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Santander flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Santander?

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

  • Can I find deals for business class flights from O'Hare Intl to Santander?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Santander?

    Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Santander (average of $547). Flying from Chicago O'Hare Intl Airport to Santander in July is currently the most expensive (average of $857). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 O'Hare Intl to Santander

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Bilbao flights
Midway 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.