How does KAYAK find such low prices on flights from Illinois to Madrid?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Madrid.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Madrid?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Madrid from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Madrid?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Madrid with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Madrid?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Madrid from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$312 CHEAP FLIGHTS from Illinois to Madrid

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Cheap Flights from Illinois to Madrid

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Madrid

Mon, Sep 28 - Wed, Oct 14

2:40 pm - 8:50 amSTL Lambert-St Louis-MAD Madrid Barajas

11h 10m1 stop Toronto Pearson Intl

1:30 pm - 8:20 pmMAD Madrid Barajas-STL Lambert-St Louis

13h 50m1 stop Toronto Pearson Intl

$679Multiple Airlines

Mon, Sep 28 - Wed, Oct 14

2:40 pm - 8:50 amSTL Lambert-St Louis-MAD Madrid Barajas

11h 10m1 stop Toronto Pearson Intl

1:30 pm - 8:20 pmMAD Madrid Barajas-STL Lambert-St Louis

13h 50m1 stop Toronto Pearson Intl

$683Multiple Airlines

Fri, Sep 11 - Tue, Sep 15

6:00 pm - 3:20 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

14h 20m1 stop Lisbon Humberto Delgado

6:00 pm - 4:00 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

29h 00m1 stop Lisbon Humberto Delgado

$692TAP AIR PORTUGAL

Wed, Nov 25 - Wed, Dec 9

7:00 pm - 2:05 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

12h 05m1 stop Lisbon Humberto Delgado

7:40 am - 3:30 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

14h 50m1 stop Lisbon Humberto Delgado

$695TAP AIR PORTUGAL

Sun, Dec 6 - Mon, Dec 14

9:50 pm - 4:55 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

12h 05m1 stop London Heathrow

7:25 pm - 1:45 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

25h 20m1 stop London Heathrow

$695Iberia

Tue, Jan 19 - Wed, Jan 27

3:21 pm - 8:55 amORD Chicago O'Hare Intl-MAD Madrid Barajas

10h 34m1 stop Philadelphia

12:00 pm - 2:55 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 55mnonstop

$695Iberia

Sun, Oct 18 - Thu, Oct 29

4:55 pm - 8:20 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 25mnonstop

12:40 pm - 4:00 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 20mnonstop

$695Finnair

Mon, Dec 7 - Tue, Dec 15

5:40 pm - 8:50 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 10mnonstop

11:00 am - 10:30 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

18h 30m1 stop New York John F Kennedy Intl

$696Finnair

Mon, Oct 19 - Wed, Oct 28

10:24 am - 6:20 amORD Chicago O'Hare Intl-MAD Madrid Barajas

12h 56m1 stop Boston Logan Intl

10:50 am - 3:25 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

34h 35m1 stop Amsterdam Schiphol

$696Delta

Mon, Oct 19 - Wed, Oct 28

7:00 am - 9:55 amORD Chicago O'Hare Intl-MAD Madrid Barajas

19h 55m2 stops Detroit Metropolitan Wayne County New York LaGuardia

10:50 am - 3:25 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

34h 35m1 stop Amsterdam Schiphol

$696Delta

Recent last minute flight deals from Illinois to Madrid

Sun, Sep 6 - Tue, Sep 15

6:00 pm - 3:20 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

38h 20m1 stop Lisbon Humberto Delgado

6:00 pm - 4:00 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

29h 00m1 stop Lisbon Humberto Delgado

$706TAP AIR PORTUGAL

Sun, Sep 6 - Wed, Oct 14

5:10 pm - 4:45 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

16h 35m1 stop Paris Charles de Gaulle

6:00 am - 2:30 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

15h 30m1 stop Amsterdam Schiphol

$733Delta

Sun, Sep 6 - Wed, Sep 16

5:10 pm - 4:45 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

16h 35m1 stop Paris Charles de Gaulle

6:00 am - 2:30 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

15h 30m1 stop Amsterdam Schiphol

$733Multiple Airlines

Sun, Sep 6 - Wed, Sep 16

11:22 am - 11:20 amORD Chicago O'Hare Intl-MAD Madrid Barajas

16h 58m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

6:00 am - 2:30 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

15h 30m1 stop Amsterdam Schiphol

$738Delta

Sun, Sep 6 - Wed, Sep 16

6:00 pm - 3:20 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

38h 20m1 stop Lisbon Humberto Delgado

10:25 pm - 12:40 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

21h 15m1 stop Lisbon Humberto Delgado

$747TAP AIR PORTUGAL

Thu, Sep 3 - Sat, Sep 5

4:15 pm - 12:10 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

12h 55m1 stop Amsterdam Schiphol

2:35 pm - 8:54 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

13h 19m1 stop Boston Logan Intl

$856KLM

Sun, Sep 6 - Mon, Oct 19

6:00 pm - 12:20 amORD Chicago O'Hare Intl-MAD Madrid Barajas

23h 20m1 stop Lisbon Humberto Delgado

10:40 am - 7:15 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

15h 35m1 stop Dublin

$894Multiple Airlines

Wed, Sep 2 - Tue, Sep 15

7:15 pm - 12:00 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

33h 45m1 stop Kastrup Copenhagen

7:35 pm - 4:10 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

27h 35m1 stop Kastrup Copenhagen

$917Scandinavian Airlines

Wed, Sep 2 - Thu, Sep 17

7:15 pm - 12:00 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

33h 45m1 stop Kastrup Copenhagen

7:35 pm - 4:10 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

27h 35m1 stop Kastrup Copenhagen

$955Scandinavian Airlines

Thu, Sep 3 - Fri, Sep 11

4:15 pm - 12:10 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

12h 55m1 stop Amsterdam Schiphol

6:00 am - 2:15 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

15h 15m1 stop Amsterdam Schiphol

$959KLM

Recent direct flight deals from Illinois to Madrid

Sun, Oct 18 - Thu, Oct 29

4:55 pm - 8:20 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 25mnonstop

12:40 pm - 4:00 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 20mnonstop

$695Finnair

Mon, Oct 19 - Wed, Oct 28

10:20 pm - 1:30 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 10mnonstop

12:40 pm - 4:00 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 20mnonstop

$696Finnair

Tue, Nov 24 - Tue, Dec 8

5:40 pm - 8:50 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 10mnonstop

12:00 pm - 2:55 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 55mnonstop

$700Iberia

Mon, Oct 19 - Wed, Oct 28

10:20 pm - 1:30 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 10mnonstop

12:40 pm - 4:00 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 20mnonstop

$704American Airlines

Mon, Oct 19 - Wed, Oct 28

10:20 pm - 1:30 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 10mnonstop

12:40 pm - 4:00 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 20mnonstop

$706American Airlines

Wed, Nov 4 - Thu, Nov 12

6:00 pm - 9:35 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 35mnonstop

1:00 pm - 3:10 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 10mnonstop

$707Iberia

Mon, Oct 19 - Thu, Oct 22

10:20 pm - 1:30 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 10mnonstop

1:35 pm - 4:00 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 25mnonstop

$735British Airways

Tue, Oct 20 - Wed, Oct 28

4:55 pm - 8:20 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 25mnonstop

12:40 pm - 4:00 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 20mnonstop

$735British Airways

Tue, Oct 20 - Fri, Oct 23

4:55 pm - 8:20 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 25mnonstop

1:35 pm - 4:00 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 25mnonstop

$735Multiple Airlines

Mon, Jan 25 - Mon, Feb 1

5:40 pm - 8:50 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 10mnonstop

12:00 pm - 2:55 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 55mnonstop

$735Multiple Airlines

Useful Info

Low season	January
High season	March
Cheapest flight	$312

Best time to beat the crowds with an average 27% drop in price.

Most popular time to fly and prices are also 15% lower on average.

Flight from Chicago O'Hare Airport to Madrid

How does KAYAK find such low prices on flights from Illinois to Madrid?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Madrid.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Madrid?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Madrid from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Madrid?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Madrid with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Madrid?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Madrid from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Getafe

Cuenca

Fuenlabrada

San Lorenzo de El Escorial

Guadalajara

El Arenal

Everything you need to know for your flight to Madrid

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Madrid

Madrid (MAD)

MAD

$312 Find Cheap Flights from Illinois to Madrid - Compare and Save

Cheap Flights from Illinois to Madrid

Recent round-trip flight deals from Illinois to Madrid

Recent one-way flight deals from Illinois to Madrid

Recent last minute flight deals from Illinois to Madrid

Recent direct flight deals from Illinois to Madrid

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Illinois to Madrid

Traveling to a place near Madrid?

Everything you need to know for your flight to Madrid

Information on the airport you'll fly into in Madrid

Cabin class types available on flights to Illinois

Complete your trip to Madrid with a hotel stay or car rental

Find direct flights for Madrid

Flights to other popular destinations

Flights from domestic origins to Madrid

Choose which airport to fly into in Madrid

Find deals for your return flight