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.

$322 CHEAP FLIGHTS from Illinois to Madrid

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Flight Deals

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

Sun, Nov 15 - Wed, Nov 25

8:30 pm - 5:15 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

13h 45m1 stop London Heathrow

12:40 pm - 3:10 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 30mnonstop

$492Iberia

Sun, Nov 15 - Wed, Nov 25

1:35 pm - 7:20 amORD Chicago O'Hare Intl-MAD Madrid Barajas

10h 45m1 stop New York John F Kennedy Intl

12:20 pm - 8:49 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

15h 29m1 stop Atlanta Hartsfield-Jackson

$493Virgin Atlantic

Sun, Nov 15 - Wed, Nov 25

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

8h 10mnonstop

12:40 pm - 3:10 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 30mnonstop

$495Iberia

Sun, Oct 4 - Wed, Nov 11

3:45 pm - 9:55 amORD Chicago O'Hare Intl-MAD Madrid Barajas

11h 10m1 stop Dublin

10:40 am - 6:20 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

14h 40m1 stop Dublin

$540Aer Lingus

Mon, Oct 5 - Wed, Oct 21

8:55 am - 8:50 amSTL Lambert-St Louis-MAD Madrid Barajas

16h 55m1 stop Toronto Pearson Intl

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

13h 50m1 stop Toronto Pearson Intl

$543Air Canada

Mon, Oct 5 - Wed, Oct 21

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

$549Multiple Airlines

Sun, Dec 6 - Sun, Dec 13

8:10 pm - 8:20 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

17h 10m1 stop Lisbon Humberto Delgado

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

14h 50m1 stop Lisbon Humberto Delgado

$552TAP AIR PORTUGAL

Sun, Dec 6 - Sun, Dec 13

9:37 am - 9:45 amMDW Chicago Midway-MAD Madrid Barajas

17h 08m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

12:20 pm - 10:55 pmMAD Madrid Barajas-MDW Chicago Midway

17h 35m1 stop Atlanta Hartsfield-Jackson

$625Virgin Atlantic

Wed, Feb 10 - Sat, Feb 20

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

$693Aer Lingus

Sun, Oct 18 - Thu, Oct 22

6:00 pm - 12:40 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

11h 40m1 stop Lisbon Humberto Delgado

7:40 am - 12:40 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

12h 00m1 stop Lisbon Humberto Delgado

$704TAP AIR PORTUGAL

Recent last minute flight deals from Illinois to Madrid

Sat, Sep 19 - Sat, Oct 10

3:40 pm - 3:35 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

16h 55m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

2:35 pm - 9:31 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

13h 56m1 stop Boston Logan Intl

$690Delta

Sun, Sep 20 - Wed, Sep 30

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

23h 20m1 stop Lisbon Humberto Delgado

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

21h 15m1 stop Lisbon Humberto Delgado

$692TAP AIR PORTUGAL

Sat, Sep 19 - Sun, Oct 11

5:53 pm - 8:50 amORD Chicago O'Hare Intl-MAD Madrid Barajas

31h 57m1 stop Toronto Pearson Intl

8:15 am - 1:20 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

36h 05m2 stops Frankfurt am Main Vienna Intl

$693Multiple Airlines

Sun, Sep 20 - Sun, Oct 11

7:09 am - 8:50 amORD Chicago O'Hare Intl-MAD Madrid Barajas

18h 41m1 stop Toronto Pearson Intl

8:15 am - 1:20 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

36h 05m2 stops Frankfurt am Main Vienna Intl

$693Multiple Airlines

Mon, Sep 21 - Sat, Oct 3

6:01 pm - 1:20 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

12h 19m1 stop Newark

1:50 pm - 8:36 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

13h 46m1 stop Boston Logan Intl

$697Iberia

Sun, Sep 20 - Sun, Oct 4

10:30 pm - 11:40 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

18h 10m1 stop Frankfurt am Main

8:15 am - 12:55 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

35h 40m1 stop Frankfurt am Main

$697Lufthansa

Mon, Sep 21 - Sun, Oct 4

4:05 pm - 12:20 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

13h 15m1 stop Frankfurt am Main

8:15 am - 12:55 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

35h 40m1 stop Frankfurt am Main

$697Lufthansa

Sun, Sep 20 - Fri, Oct 2

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

8h 25mnonstop

11:45 am - 2:25 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 40mnonstop

$705Iberia

Mon, Sep 21 - Tue, Oct 6

10:30 am - 6:20 amORD Chicago O'Hare Intl-MAD Madrid Barajas

12h 50m1 stop Boston Logan Intl

9:50 am - 4:58 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

14h 08m1 stop Atlanta Hartsfield-Jackson

$767Delta

Wed, Sep 16 - Thu, Oct 1

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

23h 20m1 stop Lisbon Humberto Delgado

7:40 am - 12:40 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

12h 00m1 stop Lisbon Humberto Delgado

$782TAP AIR PORTUGAL

Recent direct flight deals from Illinois to Madrid

Sun, Nov 15 - Wed, Nov 25

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

8h 10mnonstop

12:40 pm - 3:10 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 30mnonstop

$495Iberia

Sun, Oct 4 - Wed, Nov 11

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

8h 25mnonstop

12:40 pm - 3:05 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 25mnonstop

$556Iberia

Sat, Oct 10 - Sun, Nov 15

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

8h 10mnonstop

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

9h 55mnonstop

$656Finnair

Fri, Jan 8 - Sun, Jan 24

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

$689British Airways

Wed, Oct 21 - Wed, Oct 28

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

8h 25mnonstop

12:00 pm - 3:55 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 55mnonstop

$692Finnair

Sun, Nov 1 - Tue, Nov 10

6:05 pm - 9:25 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 20mnonstop

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

9h 55mnonstop

$692American Airlines

Tue, Oct 20 - Fri, Oct 30

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

$692American Airlines

Wed, Feb 10 - Sat, Feb 20

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

$693Aer Lingus

Wed, Nov 4 - Tue, Nov 17

6:05 pm - 9:25 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 20mnonstop

12:40 pm - 3:05 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 25mnonstop

$697British Airways

Mon, Nov 16 - Fri, Dec 18

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

$697Aer Lingus

Useful Info

Low season	January
High season	March
Cheapest flight	$322

Best time to beat the crowds with an average 28% drop in price.

Most popular time to fly and prices are also 16% lower on average.

Flight from St. Louis 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.