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Cheap flights from Madrid to Illinois from $351

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Madrid to Illinois departing on 11/19. 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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Find the cheapest flights from Madrid to Illinois

Cheap round-trip flights

United Airlines Logo
6:00 am - 3:20 pmMAD-ORD
16h 20m1 stop
United Airlines Logo
2:06 pm - 8:05 amORD-MAD
10h 59m1 stop
$509United Airlines
Find Deal
jue., nov. 20 - jue., nov. 27
American Airlines Logo
11:35 am - 2:15 pmMAD-ORD
9h 40mnonstop
American Airlines Logo
2:41 pm - 9:35 amORD-MAD
11h 54m1 stop
$511American Airlines
Find Deal
jue., oct. 9 - lun., oct. 13
United Airlines Logo
6:00 am - 11:43 pmMAD-ORD
24h 43m2 stops
United Airlines Logo
2:30 pm - 9:15 amORD-MAD
11h 45m1 stop
$512United Airlines
Find Deal
lun., nov. 3 - mar., dic. 2
Multiple Airlines Logo
6:45 am - 1:30 pmMAD-ORD
13h 45m1 stop
Multiple Airlines Logo
11:47 am - 5:40 amORD-MAD
10h 53m1 stop
$514Multiple Airlines
Find Deal
mié., oct. 15 - mié., oct. 22
Multiple Airlines Logo
6:45 am - 1:30 pmMAD-ORD
13h 45m1 stop
Multiple Airlines Logo
11:47 am - 5:40 amORD-MAD
10h 53m1 stop
$517Multiple Airlines
Find Deal
mié., oct. 15 - mié., oct. 22
Iberia Logo
4:25 pm - 5:45 pmMAD-ORD
32h 20m1 stop
Iberia Logo
6:35 pm - 8:50 pmORD-MAD
19h 15m1 stop
$531Iberia
Find Deal
lun., nov. 3 - jue., dic. 4
Iberia Logo
4:40 pm - 6:50 pmMAD-ORD
9h 10mnonstop
Iberia Logo
4:52 pm - 8:55 amORD-MAD
10h 03m1 stop
$538Iberia
Find Deal
jue., oct. 16 - lun., oct. 27
Finnair Logo
11:35 am - 3:30 pmMAD-ORD
9h 55mnonstop
Finnair Logo
4:45 pm - 7:55 amORD-MAD
8h 10mnonstop
$554Finnair
Find Deal
vie., oct. 31 - vie., nov. 7
British Airways Logo
12:00 pm - 10:27 pmMAD-STL
17h 27m2 stops
British Airways Logo
7:01 pm - 5:45 amSTL-MAD
27h 44m1 stop
$712British Airways
Find Deal
vie., feb. 6 - dom., feb. 22
British Airways Logo
6:45 am - 4:50 pmMAD-STL
17h 05m2 stops
British Airways Logo
4:49 pm - 4:55 pmSTL-MAD
17h 06m2 stops
$775British Airways
Find Deal
mié., dic. 10 - dom., dic. 14

SWISS flights from Madrid to Illinois

Our best SWISS deals on Madrid to Illinois flight tickets
SWISS
Oct 15
MAD10:05 amMadrid Barajas
12h 50m
1 stop
ORD3:55 pmChicago O'Hare Intl
Oct 27
ORD7:50 pmChicago O'Hare Intl
16h 55m
1 stop
MAD6:45 pmMadrid Barajas
$518
Find similar
SWISS
Oct 15
MAD10:05 amMadrid Barajas
12h 50m
1 stop
ORD3:55 pmChicago O'Hare Intl
Oct 29
ORD10:05 pmChicago O'Hare Intl
29h 15m
2 stops
MAD9:20 amMadrid Barajas
$540
Find similar
SWISS
Nov 5
MAD7:35 pmMadrid Barajas
27h 45m
1 stop
ORD4:20 pmChicago O'Hare Intl
Dec 2
ORD3:45 pmChicago O'Hare Intl
20h 00m
2 stops
MAD6:45 pmMadrid Barajas
$541
Find similar

Iberia flights from Madrid to Illinois

Our best Iberia deals on Madrid to Illinois flight tickets
Iberia
Sep 26
MAD4:40 pmMadrid Barajas
9h 10m
ORD6:50 pmChicago O'Hare Intl
Oct 6
ORD1:43 pmChicago O'Hare Intl
11h 32m
1 stop
MAD8:15 amMadrid Barajas
$521
Find similar
Iberia
Oct 1
MAD1:45 pmMadrid Barajas
12h 05m
1 stop
ORD6:50 pmChicago O'Hare Intl
Oct 5
ORD10:30 pmChicago O'Hare Intl
7h 55m
MAD1:25 pmMadrid Barajas
$526
Find similar
Iberia
Nov 3
MAD4:25 pmMadrid Barajas
32h 20m
1 stop
ORD5:45 pmChicago O'Hare Intl
Dec 4
ORD6:35 pmChicago O'Hare Intl
19h 15m
1 stop
MAD8:50 pmMadrid Barajas
$531
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Madrid to Illinois 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Madrid to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

jue. 11/20

6:00 am-3:20 pm

1 stop16h 20m

Chicago O'Hare Intl

jue. 11/27

2:06 pm-8:05 am

1 stop10h 59m

$509

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

jue. 10/9

11:35 am-2:15 pm

Nonstop9h 40m

Chicago O'Hare Intl

lun. 10/13

2:41 pm-9:35 am

1 stop11h 54m

$511

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

lun. 11/3

6:00 am-11:43 pm

2 stops24h 43m

Chicago O'Hare Intl

mar. 12/2

2:30 pm-9:15 am

1 stop11h 45m

$512

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

mié. 10/15

6:45 am-1:30 pm

1 stop13h 45m

Chicago O'Hare Intl

mié. 10/22

11:47 am-5:40 am

1 stop10h 53m

$514

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

mié. 10/15

6:45 am-1:30 pm

1 stop13h 45m

Chicago O'Hare Intl

mié. 10/22

11:47 am-5:40 am

1 stop10h 53m

$517

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

lun. 11/3

4:25 pm-5:45 pm

1 stop32h 20m

Chicago O'Hare Intl

jue. 12/4

6:35 pm-8:50 pm

1 stop19h 15m

$531

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

jue. 10/16

4:40 pm-6:50 pm

Nonstop9h 10m

Chicago O'Hare Intl

lun. 10/27

4:52 pm-8:55 am

1 stop10h 03m

$538

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

vie. 10/31

11:35 am-3:30 pm

Nonstop9h 55m

Chicago O'Hare Intl

vie. 11/7

4:45 pm-7:55 am

Nonstop8h 10m

$554

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

vie. 2/6

12:00 pm-10:27 pm

2 stops17h 27m

Lambert-St Louis

dom. 2/22

7:01 pm-5:45 am

1 stop27h 44m

$712

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

mié. 12/10

6:45 am-4:50 pm

2 stops17h 05m

Lambert-St Louis

dom. 12/14

4:49 pm-4:55 pm

2 stops17h 06m

$775

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 Illinois from

How to get the cheapest flight ticket from Madrid to Illinois

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 month to fly to Illinois?

The cheapest month to fly to Illinois from Madrid is in February. Flight prices, which tend to average around $466, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $559.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Madrid to Illinois is on a Monday when prices can be found for as low as $700. Flights from Madrid to Illinois on a Friday will generally be more expensive and average around $917. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Madrid to Illinois during this time can be as low as $687. Flights in the afternoon are often more expensive with an average ticket price of $834.

What is the cheapest Madrid Barajas to Illinois flight route?

Fly from Madrid Barajas to Chicago O'Hare Intl for the best Madrid Barajas - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Madrid when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $644 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Madrid for as low as $590 on momondo.

What cabin class options are available on Madrid Barajas to Illinois flights?

There are 3 cabin classes available to choose from on Madrid Barajas to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Madrid to Illinois flights?

You could potentially save up to 21% on your flight if you consider stops on a Madrid to Illinois flight.

Cheap Madrid to Illinois flight deals and tips

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

Best Price Found

$783

Fastest flight time

9h 10m

Direct flights

Every day

Airports in Illinois

1 airport
The best one-way flight to Illinois from Madrid in the past 72 hours is $783. The best round-trip flight deal from Madrid to Illinois found on momondo in the last 72 hours is $606.
The fastest flight from Madrid to Illinois takes 9h 10m
Direct flights go from Madrid to Illinois every day.
There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)
Search flight deals

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

    Prices for flights from Madrid Barajas Airport to Illinois are updated daily.

  • How many operators does momondo search for flights from Madrid Barajas Airport to Illinois?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Madrid Barajas Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Madrid to Illinois?

Best airlines flying from Madrid to Illinois

Compare and see reviews for airlines that fly from Madrid to Illinois with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $437Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
TAP AIR PORTUGALPriceFrom $445Free CancellationRating
7.1
1,977 reviews
Search TAP AIR PORTUGAL flights
IberiaPriceFrom $462Free CancellationRating
7.0
2,925 reviews
Search Iberia flights
FinnairPriceFrom $477Free CancellationRating
7.6
1,324 reviews
Search Finnair flights
British AirwaysPriceFrom $563Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
United AirlinesPriceFrom $563Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Why use momondo?

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

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 Madrid to Illinois for you.

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

Flights from Madrid to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Madrid to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Illinois from Madrid are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Illinois trip

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vie. 10/17
vie. 10/24
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