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Cheap flights from Illinois to Santander from $755

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Santander departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Illinois to Santander

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
2:42 pm - 8:20 amORD-SDR
34h 38m2 stops
Iberia Logo
5:40 pm - 3:25 pmSDR-ORD
28h 45m2 stops
$1,043Iberia
Find Deal
Wed, Dec 3 - Sun, Dec 7
Iberia Logo
5:40 pm - 8:20 amORD-SDR
31h 40m1 stop
Iberia Logo
5:40 pm - 1:50 pmSDR-ORD
27h 10m2 stops
$1,068Iberia
Find Deal
Wed, Dec 3 - Sun, Dec 7
Iberia Logo
5:40 pm - 8:20 amORD-SDR
31h 40m1 stop
Iberia Logo
5:40 pm - 1:50 pmSDR-ORD
27h 10m2 stops
$1,069Iberia
Find Deal
Wed, Dec 3 - Sun, Dec 7
Iberia Logo
5:40 pm - 8:20 amORD-SDR
31h 40m1 stop
Iberia Logo
5:40 pm - 2:55 pmSDR-ORD
28h 15m1 stop
$1,095Iberia
Find Deal
Wed, Dec 3 - Sun, Dec 7
Iberia Logo
2:42 pm - 5:10 pmORD-SDR
43h 28m2 stops
Iberia Logo
5:40 pm - 7:39 pmSDR-ORD
32h 59m2 stops
$1,100Iberia
Find Deal
Wed, Dec 3 - Sun, Dec 7
Iberia Logo
5:40 pm - 8:20 amORD-SDR
31h 40m1 stop
Iberia Logo
5:40 pm - 2:55 pmSDR-ORD
28h 15m1 stop
$1,157Iberia
Find Deal
Wed, Dec 3 - Sun, Dec 7
Iberia Logo
2:42 pm - 8:20 amORD-SDR
34h 38m2 stops
Iberia Logo
9:25 am - 2:55 pmSDR-ORD
12h 30m1 stop
$1,182Iberia
Find Deal
Wed, Dec 3 - Sun, Dec 7
Iberia Logo
5:40 pm - 5:10 pmORD-SDR
16h 30m1 stop
Iberia Logo
9:25 am - 2:55 pmSDR-ORD
12h 30m1 stop
$1,399Iberia
Find Deal
Wed, Dec 3 - Sun, Dec 7
Multiple Airlines Logo
5:40 pm - 5:10 pmORD-SDR
16h 30m1 stop
Multiple Airlines Logo
6:00 pm - 10:05 amSDR-ORD
47h 05m2 stops
$2,532Multiple Airlines
Find Deal
Sat, Dec 20 - Sat, Jan 3
Multiple Airlines Logo
7:40 pm - 8:10 amORD-SDR
29h 30m3 stops
Multiple Airlines Logo
8:45 am - 10:05 amSDR-ORD
32h 20m3 stops
$2,986Multiple Airlines
Find Deal
Sat, Dec 20 - Sat, Jan 3

Iberia flights from Illinois to Santander

Our best Iberia deals on Illinois to Santander flight tickets
Iberia
Dec 3
ORD2:42 pmChicago O'Hare Intl
34h 38m
2 stops
SDR8:20 amSantander
Dec 7
SDR5:40 pmSantander
28h 45m
2 stops
ORD3:25 pmChicago O'Hare Intl
$1,043
Find similar
Iberia
Dec 3
ORD5:40 pmChicago O'Hare Intl
31h 40m
1 stop
SDR8:20 amSantander
Dec 7
SDR5:40 pmSantander
27h 10m
2 stops
ORD1:50 pmChicago O'Hare Intl
$1,068
Find similar
Iberia
Dec 3
ORD5:40 pmChicago O'Hare Intl
31h 40m
1 stop
SDR8:20 amSantander
Dec 7
SDR5:40 pmSantander
27h 10m
2 stops
ORD1:50 pmChicago O'Hare Intl
$1,069
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 10, 2025.
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

2:42 pm-8:20 am

2 stops34h 38m

Santander

Sun 12/7

5:40 pm-3:25 pm

2 stops28h 45m

$1,043

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 12/3

5:40 pm-8:20 am

1 stop31h 40m

Santander

Sun 12/7

5:40 pm-1:50 pm

2 stops27h 10m

$1,068

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 12/3

5:40 pm-8:20 am

1 stop31h 40m

Santander

Sun 12/7

5:40 pm-1:50 pm

2 stops27h 10m

$1,069

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 12/3

5:40 pm-8:20 am

1 stop31h 40m

Santander

Sun 12/7

5:40 pm-2:55 pm

1 stop28h 15m

$1,095

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 12/3

2:42 pm-5:10 pm

2 stops43h 28m

Santander

Sun 12/7

5:40 pm-7:39 pm

2 stops32h 59m

$1,100

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 12/3

5:40 pm-8:20 am

1 stop31h 40m

Santander

Sun 12/7

5:40 pm-2:55 pm

1 stop28h 15m

$1,157

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 12/3

2:42 pm-8:20 am

2 stops34h 38m

Santander

Sun 12/7

9:25 am-2:55 pm

1 stop12h 30m

$1,182

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 12/3

5:40 pm-5:10 pm

1 stop16h 30m

Santander

Sun 12/7

9:25 am-2:55 pm

1 stop12h 30m

$1,399

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Sat 12/20

5:40 pm-5:10 pm

1 stop16h 30m

Santander

Sat 1/3

6:00 pm-10:05 am

2 stops47h 05m

$2,532

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Sat 12/20

7:40 pm-8:10 am

3 stops29h 30m

Santander

Sat 1/3

8:45 am-10:05 am

3 stops32h 20m

$2,986

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Santander from

How to get the cheapest flight ticket from Illinois to Santander

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Illinois to Santander?

Iberia is the most popular carrier operating from Illinois to Santander

What airlines fly to Santander?

Iberia, Lufthansa and United Airlines are the top three most popular airlines that fly to Santander from Illinois according to our data. Iberia is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Santander. Keep in mind that there are 3 different airlines that fly to Santander on a routine basis, so you have a few additional options to choose from.

Cheap Illinois to Santander flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Santander

Direct flights

None
There are no direct flights from Illinois to Santander. There are no popular flight routes from Illinois to Santander.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Santander Airport?

    Prices for flights from Illinois to Santander Airport were last updated today.

  • How old do you have to be to fly from Illinois to Santander Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Santander Airport.

  • What documentation or ID do you need to fly to Santander Airport?

    The required travel and health documents for your Santander Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Santander Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Santander?

Book flights to Santander if you plan to visit one of these locations
Llanes
Potes

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Santander?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Santander for you.

Can I find flights from Illinois to Santander with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Illinois to Santander flights to just show those with flexible booking policies.

How can momondo help me find flights from Illinois to Santander?

Once you have performed a search for Illinois to Santander flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Illinois to Santander right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Illinois to Santander now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Santander and let you know when they change.

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Fly your favorite airline to Santander

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Delta
American Airlines
United Airlines
Turkish Airlines
Lufthansa
Frontier
British Airways
Qatar Airways
Spirit Airlines
Ryanair
Alaska Airlines
Emirates