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$242+ Cheap flights from Illinois to Madrid, Spain (MAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MAD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Illinois to Madrid

Cheapest flights from Illinois to Madrid
Explore the most affordable flight options available from Illinois to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This KAYAK deal was found by Cheapflights users on 12/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:45 pmORD - MAD
2 stops34h 35mSWISS
Sun 1/187:35 pmMAD - ORD
2 stops52h 25mSWISS
Deal found 12/16$523
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/305:40 pmORD - MAD
Nonstop8h 10mAmerican Airlines
Sun 1/181:15 pmMAD - ORD
1 stop14h 00mAmerican Airlines
Deal found 12/16$534
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:03 amORD - MAD
1 stop14h 42mBritish Airways
Sun 1/181:15 pmMAD - ORD
1 stop14h 00mBritish Airways
Deal found 12/16$537
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:15 pmORD - MAD
2 stops29h 00mUnited Airlines
Sun 1/185:55 amMAD - ORD
1 stop16h 25mUnited Airlines
Deal found 12/16$539
This oojo deal was found by Cheapflights users on 12/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:15 pmORD - MAD
1 stop13h 10mBritish Airways
Sun 1/112:35 pmMAD - ORD
2 stops36h 35mBritish Airways
Deal found 12/17$585
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:45 pmORD - MAD
1 stop29h 10mBritish Airways
Sun 1/112:35 pmMAD - ORD
2 stops36h 35mBritish Airways
Deal found 12/16$591
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:29 amMDW - MAD
2 stops17h 46mDelta
Sun 1/186:00 amMAD - MDW
2 stops18h 34mDelta
Deal found 12/16$680
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/288:45 pmORD - MAD
1 stop29h 10mBritish Airways
Sun 1/112:35 pmMAD - ORD
2 stops36h 35mBritish Airways
Deal found 12/16$692
This oojo deal was found by Cheapflights users on 12/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:15 pmORD - MAD
1 stop13h 10mBritish Airways
Sun 1/1112:50 pmMAD - ORD
2 stops38h 25mBritish Airways
Deal found 12/17$742
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:29 amMDW - MAD
2 stops17h 46mDelta
Sun 1/116:00 amMAD - MDW
2 stops18h 37mDelta
Deal found 12/16$954
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:29 amMDW - MAD
2 stops17h 46mDelta
Sat 1/106:00 amMAD - MDW
2 stops17h 16mDelta
Deal found 12/17$1,081
This Expedia deal was found by Cheapflights users on 12/16. 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.
Thu 12/189:34 amSTL - MAD
1 stop13h 41mIberia
Wed 12/3110:35 amMAD - STL
2 stops19h 40mIberia
Deal found 12/16$1,210

Find flight deals from Illinois to Madrid

Keep the following information in mind while searching for Illinois to Madrid flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$466
(Mytrip)

One-way from

$242
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,001

Good round-trip deal

$607 or less

Good one-way deal

$459 or less
Provider with most accurate pricing for Chicago (CHI)-Madrid Barajas flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Madrid Barajas flights.
Search Deals
From Illinois to Madrid Barajas
Search Deals
One-way flight from Illinois to Madrid Barajas
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Madrid Barajas.
Search Deals
Price to beat on a one-way flight from Illinois to Madrid Barajas.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Madrid 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 18, 2025.
Use the filters below to find and compare flights from Illinois to Madrid that are best for you.

Fly from

Illinois

Fly to

Madrid

Route

Depart

Return

Price

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Wed 3/4

4:05 pm-8:00 am

2 stops32h 55m

Madrid Barajas

Fri 3/13

6:00 am-2:55 pm

1 stop14h 55m

$466

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Wed 3/4

11:05 am-8:00 am

2 stops13h 55m

Madrid Barajas

Tue 3/24

12:40 pm-6:51 pm

2 stops36h 11m

$472

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Sun 1/11

8:25 pm-8:20 pm

1 stop16h 55m

Madrid Barajas

Thu 1/15

9:10 pm-3:25 pm

1 stop25h 15m

$472

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Tue 2/24

8:00 pm-8:00 am

2 stops29h 00m

Madrid Barajas

Tue 3/3

1:35 pm-6:41 pm

2 stops36h 06m

$472

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Mon 3/9

4:47 pm-7:00 am

2 stops32h 13m

Madrid Barajas

Mon 3/16

12:40 pm-2:49 pm

2 stops32h 09m

$472

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Wed 3/4

8:30 am-8:00 am

2 stops16h 30m

Madrid Barajas

Tue 3/10

12:40 pm-9:07 pm

2 stops38h 27m

$472

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Wed 3/4

8:30 am-8:00 am

2 stops16h 30m

Madrid Barajas

Thu 3/12

12:40 pm-9:07 pm

2 stops38h 27m

$472

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Sun 2/8

5:10 pm-12:40 pm

1 stop12h 30m

Madrid Barajas

Thu 2/19

12:00 pm-2:55 pm

Nonstop9h 55m

$473

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Mon 3/9

6:33 pm-4:55 pm

2 stops16h 22m

Madrid Barajas

Mon 3/16

1:45 pm-11:52 pm

1 stop16h 07m

$476

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Wed 2/25

1:02 pm-4:40 pm

2 stops20h 38m

Madrid Barajas

Wed 3/4

1:35 pm-2:33 pm

2 stops31h 58m

$478

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 58 results
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Best time to book a flight from Illinois to Madrid

Have a flexible travel schedule? Discover the best time to fly to Madrid from Illinois 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 Illinois to Madrid

What is the cheapest month to book a flight from Illinois to Madrid?

Currently, September is the cheapest month in which you can book a flight from Illinois to Madrid (average of $289). Flying from Illinois to Madrid in June is currently the most expensive (average of $641). 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.

What is the cheapest time of day to fly from IL to MAD?

Find hourly flight availability from Illinois to Madrid. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from Illinois to Madrid, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 19% versus a flight in the morning.

What is the cheapest day to fly from Illinois to Madrid?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Madrid. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Madrid flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Madrid

Explore weekly flight availability from Illinois to Madrid. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 18, 2025.

The most flights from USIL to MAD are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Madrid. 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 Madrid from Illinois?

    Madrid Barajas (MAD) is the airport you will fly into if you book a flight from Illinois to Madrid. It is only a 8.5 mi journey from Barajas (MAD) to Madrid’s city center.

  • How long is the flight from Illinois to Madrid?

    United Airlines, TAP AIR PORTUGAL, and British Airways can get you from Illinois to Madrid in just under 12h 30m. Your travel time can differ by up to 4h 25m. The distance from Illinois to Madrid is about 4188 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Madrid one-way?

    One-way options have recently been found by users for as low as $170 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include Scandinavian Airlines from $265 and KLM from $274 one-way.

  • What are the most popular routes from Illinois to Madrid?

    The most popular route from Illinois to Madrid is Chicago O'Hare Intl - Madrid Barajas. You may also consider Chicago Midway - Madrid Barajas or Lambert-St Louis - Madrid Barajas.

  • What are the most reliable airlines from Illinois to Madrid?

    Before booking your flight to Madrid from Illinois, check out the most reliable airlines to get you to your destination on time: American Airlines (56%), Finnair (56%), Iberia( 56%).

  • What are the cheapest flights from Illinois to Madrid?

    While on average a flight from Illinois to Madrid is generally $1,430, our data shows the cheapest flight currently is $315. When looking at the most popular route, (Chicago O'Hare Intl - Madrid Barajas), you can expect to pay $380 for that flight.

  • Can I find deals for flights from Illinois to Madrid that include hotel bookings?

    Yes. In addition to deals on Illinois to Madrid flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Madrid?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Madrid.

  • Can I find deals for business class flights from Illinois to Madrid?

    Yes. Cheapflights offers flight deals from Illinois to Madrid 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 Illinois to Madrid?

    Currently, September is the cheapest month in which you can book a flight from Illinois to Madrid (average of $289). Flying from Illinois to Madrid in June is currently the most expensive (average of $641). 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.

See more FAQs

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Alternative routes for Illinois to Madrid

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Top 10 airlines flying from Illinois to Madrid

Discover the top 10 airlines that operate flights from Illinois to Madrid. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$120Average$203FlexibilityNo cancel feeOn-time62%
TAP AIR PORTUGALCheapest$288Average$536FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$354Average$624FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$366Average$661FlexibilityNo cancel feeOn-time67%
Scandinavian AirlinesCheapest$387Average$490FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$433Average$652FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$437Average$682FlexibilityNo cancel feeOn-time69%
IberiaCheapest$459Average$760FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$474Average$744FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$482Average$677FlexibilityNo cancel feeOn-time75%

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