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Cheap flights from Illinois to Santander from $819

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 5/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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
4:55 pm - 9:00 pm
ORD
-
SDR
21h 05m
1 stop
Iberia Logo
6:30 am - 4:00 pm
SDR
-
ORD
16h 30m
1 stop
$1,118Iberia
Fri, Aug 7 - Wed, Aug 19
Iberia Logo
3:45 pm - 9:00 pm
ORD
-
SDR
22h 15m
2 stops
Iberia Logo
6:30 am - 4:00 pm
SDR
-
ORD
16h 30m
1 stop
$1,123Iberia
Fri, Aug 7 - Wed, Aug 19
Iberia Logo
4:55 pm - 9:00 pm
ORD
-
SDR
21h 05m
1 stop
Iberia Logo
3:40 pm - 4:00 pm
SDR
-
ORD
31h 20m
2 stops
$1,129Iberia
Fri, Aug 7 - Tue, Aug 18
Iberia Logo
3:45 pm - 9:00 pm
ORD
-
SDR
22h 15m
2 stops
Iberia Logo
3:40 pm - 4:00 pm
SDR
-
ORD
31h 20m
2 stops
$1,135Iberia
Fri, Aug 7 - Tue, Aug 18
Multiple Airlines Logo
1:20 pm - 9:15 pm
ORD
-
SDR
24h 55m
2 stops
Multiple Airlines Logo
6:30 am - 2:25 pm
SDR
-
ORD
14h 55m
1 stop
$1,143Multiple Airlines
Thu, Jun 11 - Thu, Jun 25
Multiple Airlines Logo
1:20 pm - 9:15 pm
ORD
-
SDR
24h 55m
2 stops
Multiple Airlines Logo
6:30 am - 2:25 pm
SDR
-
ORD
14h 55m
1 stop
$1,159Multiple Airlines
Thu, Jun 11 - Wed, Jun 24
Iberia Logo
3:45 pm - 9:00 pm
ORD
-
SDR
22h 15m
2 stops
Iberia Logo
6:30 am - 11:34 pm
SDR
-
ORD
24h 04m
2 stops
$1,163Iberia
Fri, Aug 7 - Wed, Aug 19
Iberia Logo
10:30 pm - 9:30 am
ORD
-
SDR
28h 00m
1 stop
Iberia Logo
6:30 am - 4:00 pm
SDR
-
ORD
16h 30m
1 stop
$1,167Iberia
Wed, Jun 10 - Wed, Jun 24
Multiple Airlines Logo
1:20 pm - 9:15 pm
ORD
-
SDR
24h 55m
2 stops
Multiple Airlines Logo
6:30 am - 2:25 pm
SDR
-
ORD
14h 55m
1 stop
$1,191Multiple Airlines
Thu, Jun 11 - Mon, Jun 22
Multiple Airlines Logo
10:25 pm - 9:00 pm
ORD
-
SDR
15h 35m
1 stop
Multiple Airlines Logo
6:30 am - 4:00 pm
SDR
-
ORD
16h 30m
1 stop
$1,210Multiple Airlines
Fri, Aug 7 - Mon, Aug 17

Iberia flights from Illinois to Santander

Our best Iberia deals on Illinois to Santander flight tickets
Iberia
Aug 7
ORD4:55 pmChicago O'Hare Intl
21h 05m
1 stop
SDR9:00 pmSantander
Aug 19
SDR6:30 amSantander
16h 30m
1 stop
ORD4:00 pmChicago O'Hare Intl
$1,118
Iberia
Aug 7
ORD3:45 pmChicago O'Hare Intl
22h 15m
2 stops
SDR9:00 pmSantander
Aug 19
SDR6:30 amSantander
16h 30m
1 stop
ORD4:00 pmChicago O'Hare Intl
$1,123
Iberia
Aug 7
ORD4:55 pmChicago O'Hare Intl
21h 05m
1 stop
SDR9:00 pmSantander
Aug 18
SDR3:40 pmSantander
31h 20m
2 stops
ORD4:00 pmChicago O'Hare Intl
$1,129

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 April 3, 2026.
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

Cheapest round-trip

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Fri 8/7

4:55 pm-9:00 pm

1 stop21h 05m

Santander

Wed 8/19

6:30 am-4:00 pm

1 stop16h 30m

$1,118

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Fri 8/7

3:45 pm-9:00 pm

2 stops22h 15m

Santander

Wed 8/19

6:30 am-4:00 pm

1 stop16h 30m

$1,123

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Fri 8/7

4:55 pm-9:00 pm

1 stop21h 05m

Santander

Tue 8/18

3:40 pm-4:00 pm

2 stops31h 20m

$1,129

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Fri 8/7

3:45 pm-9:00 pm

2 stops22h 15m

Santander

Tue 8/18

3:40 pm-4:00 pm

2 stops31h 20m

$1,135

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Thu 6/11

1:20 pm-9:15 pm

2 stops24h 55m

Santander

Thu 6/25

6:30 am-2:25 pm

1 stop14h 55m

$1,143

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Thu 6/11

1:20 pm-9:15 pm

2 stops24h 55m

Santander

Wed 6/24

6:30 am-2:25 pm

1 stop14h 55m

$1,159

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Fri 8/7

3:45 pm-9:00 pm

2 stops22h 15m

Santander

Wed 8/19

6:30 am-11:34 pm

2 stops24h 04m

$1,163

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Wed 6/10

10:30 pm-9:30 am

1 stop28h 00m

Santander

Wed 6/24

6:30 am-4:00 pm

1 stop16h 30m

$1,167

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Thu 6/11

1:20 pm-9:15 pm

2 stops24h 55m

Santander

Mon 6/22

6:30 am-2:25 pm

1 stop14h 55m

$1,191
Quickest round-trip

ChicagoSantander

ORD - SDR

ORDSDR

Chicago O'Hare Intl

Fri 8/7

10:25 pm-9:00 pm

1 stop15h 35m

Santander

Mon 8/17

6:30 am-4:00 pm

1 stop16h 30m

$1,210

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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?

Lufthansa, United Airlines and Iberia are the top three most popular airlines that fly to Santander from Illinois according to our data. Lufthansa is the first choice among our users, with 43% 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

Fastest flight time

11h 35m

Direct flights

None
The fastest flight from Illinois to Santander takes 11h 35m
There are no direct flights from Illinois to Santander. There are no popular flight routes from Illinois to Santander.
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Frequently asked questions about flying from Illinois to Santander

  • 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.

An easier way to manage your Santander trip

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Sun 5/3
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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
Lufthansa
United Airlines
Iberia