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Santander

$684+ 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDR
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap 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 January 26, 2026.

This Expedia deal was found by Cheapflights users on 1/24. 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.
Tue 3/104:21 pm
ORD
-
SDR
2 stops18h 49m
Iberia
Tue 3/179:00 am
SDR
-
ORD
1 stop12h 55m
Iberia
Deal found 1/24$684
This American Airlines deal was found by Cheapflights users on 1/24. 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.
Tue 3/1011:53 am
ORD
-
SDR
2 stops14h 27m
Multiple Airlines
Tue 3/179:00 am
SDR
-
ORD
2 stops16h 45m
Multiple Airlines
Deal found 1/24$699
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:47 pm
ORD
-
SDR
2 stops15h 08m
Multiple Airlines
Sun 5/245:40 pm
SDR
-
ORD
1 stop27h 35m
Multiple Airlines
Deal found 1/25$987
This Orbitz deal was found by Cheapflights users on 1/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:30 pm
ORD
-
SDR
1 stop21h 30m
Iberia
Sun 5/249:20 am
SDR
-
ORD
1 stop11h 55m
Iberia
Deal found 1/25$1,009
This Iberia deal was found by Cheapflights users on 1/23. 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 2/255:40 pm
ORD
-
SDR
1 stop16h 30m
Iberia
Sun 3/19:25 am
SDR
-
ORD
1 stop12h 30m
Iberia
Deal found 1/23$1,140

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 January 26, 2026.

Round-trip from

$987
(Kiwi.com)

One-way from

$914
(Cheapflightsfares)
From Chicago O'Hare Intl to Santander
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One-way flight 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 January 26, 2026.
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

Tue 3/10

4:21 pm-5:10 pm

2 stops18h 49m

Santander

Tue 3/17

9:00 am-3:55 pm

1 stop12h 55m

$684

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Tue 3/10

11:53 am-8:20 am

2 stops14h 27m

Santander

Tue 3/17

9:00 am-7:45 pm

2 stops16h 45m

$699

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 2/25

5:40 pm-5:10 pm

1 stop16h 30m

Santander

Sun 3/1

9:25 am-2:55 pm

1 stop12h 30m

$1,140

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Thu 4/23

7:00 pm-5:00 pm

2 stops15h 00m

$914

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Thu 4/16

7:05 pm-5:00 pm

2 stops14h 55m

$985

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

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 January is currently the most expensive (average of $901). 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 18h 49m. 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 January is currently the most expensive (average of $901). 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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