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Santander

$728+ Cheap flights from O'Hare Intl (ORD) 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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDR
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Santander

Best flights from O'Hare Intl to Santander
Discover carefully curated flight deals from O'Hare Intl to Santander that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This Expedia deal was found by Cheapflights users on 12/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/255:40 pmORD - SDR
1 stop16h 30mIberia
Sun 2/19:25 amSDR - ORD
1 stop12h 30mIberia
Deal found 12/11$728
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Sun 1/2511:52 amORD - SDR
2 stops13h 28mMultiple Airlines
Sun 2/19:25 amSDR - ORD
1 stop12h 30mMultiple Airlines
Deal found 12/11$733
This Iberia deal was found by Cheapflights users on 12/11. 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.
Fri 1/305:40 pmORD - SDR
1 stop20h 20mIberia
Tue 2/36:30 amSDR - ORD
1 stop15h 25mIberia
Deal found 12/11$956
This Cheapflightsfares deal was found by Cheapflights users on 12/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1511:52 amORD - SDR
2 stops13h 28mIberia
Mon 1/199:00 amSDR - ORD
1 stop12h 55mIberia
Deal found 12/10$994

Find 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 December 12, 2025.

Round-trip from

$728
(Expedia)
From Chicago O'Hare Intl to Santander
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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 December 12, 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

Sun 1/25

5:40 pm-5:10 pm

1 stop16h 30m

Santander

Sun 2/1

9:25 am-2:55 pm

1 stop12h 30m

$728

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Sun 1/25

11:52 am-8:20 am

2 stops13h 28m

Santander

Sun 2/1

9:25 am-2:55 pm

1 stop12h 30m

$733

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Fri 1/30

5:40 pm-9:00 pm

1 stop20h 20m

Santander

Tue 2/3

6:30 am-2:55 pm

1 stop15h 25m

$956

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Thu 1/15

11:52 am-8:20 am

2 stops13h 28m

Santander

Mon 1/19

9:00 am-2:55 pm

1 stop12h 55m

$994

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

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 December is currently the most expensive (average of $866). 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 16h 30m. 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 December is currently the most expensive (average of $866). 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.

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