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.

$328 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

Sat, Jan 16 - Thu, Jan 21

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

$628Iberia

Wed, Jan 13 - Sat, Jan 16

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

$628Iberia

Wed, Nov 11 - Wed, Nov 18

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

36h 05m1 stop Lisbon Humberto Delgado

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

14h 50m1 stop Lisbon Humberto Delgado

$628TAP AIR PORTUGAL

Fri, Nov 6 - Fri, Nov 20

8:10 pm - 9:30 amORD Chicago O'Hare Intl-MAD Madrid Barajas

30h 20m1 stop Lisbon Humberto Delgado

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

14h 50m1 stop Lisbon Humberto Delgado

$628TAP AIR PORTUGAL

Sat, Dec 5 - Thu, Dec 10

7:10 pm - 5:45 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

15h 35m1 stop Kastrup Copenhagen

5:00 pm - 4:45 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

30h 45m1 stop Kastrup Copenhagen

$632Scandinavian Airlines

Sat, Dec 5 - Wed, Dec 9

7:10 pm - 5:45 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

15h 35m1 stop Kastrup Copenhagen

5:00 pm - 4:45 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

30h 45m1 stop Kastrup Copenhagen

$632Scandinavian Airlines

Fri, Nov 20 - Sat, Dec 26

5:10 pm - 12:20 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

12h 10m1 stop London Heathrow

12:05 pm - 6:45 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

13h 40m1 stop London Heathrow

$633British Airways

Fri, Nov 20 - Wed, Dec 23

9:50 pm - 5:05 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

12h 15m1 stop London Heathrow

12:05 pm - 6:45 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

13h 40m1 stop London Heathrow

$641British Airways

Sun, Nov 29 - Tue, Dec 8

9:50 pm - 5:50 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

13h 00m1 stop Munich Franz Josef Strauss

6:00 pm - 3:30 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

28h 30m1 stop Lisbon Humberto Delgado

$645Multiple Airlines

Mon, Nov 30 - Tue, Dec 8

6:50 pm - 6:45 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

16h 55m1 stop Zurich

9:10 pm - 3:30 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

25h 20m1 stop Lisbon Humberto Delgado

$648Multiple Airlines

Recent last minute flight deals from Illinois to Madrid

Thu, Oct 15 - Tue, Dec 8

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

11h 40m1 stop Lisbon Humberto Delgado

9:10 pm - 3:30 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

25h 20m1 stop Lisbon Humberto Delgado

$633TAP AIR PORTUGAL

Tue, Oct 13 - Sun, Oct 25

7:05 pm - 5:30 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

15h 25m1 stop London Heathrow

10:35 am - 7:45 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

15h 10m1 stop London Heathrow

$649British Airways

Fri, Oct 16 - Thu, Oct 29

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

11h 10m1 stop Dublin

10:40 am - 7:20 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

14h 40m1 stop Dublin

$650Aer Lingus

Thu, Oct 15 - Thu, Oct 29

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

11h 10m1 stop Dublin

10:40 am - 7:20 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

14h 40m1 stop Dublin

$650Aer Lingus

Sun, Oct 18 - Fri, Nov 20

6:00 pm - 5:20 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

16h 20m1 stop Lisbon Humberto Delgado

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

14h 50m1 stop Lisbon Humberto Delgado

$650TAP AIR PORTUGAL

Wed, Oct 14 - Sun, Oct 25

5:00 pm - 3:50 pmORD Chicago O'Hare Intl-MAD Madrid Barajas

15h 50m1 stop London Heathrow

10:35 am - 7:45 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

15h 10m1 stop London Heathrow

$665British Airways

Tue, Oct 13 - Tue, Oct 20

8:04 pm - 11:30 amORD Chicago O'Hare Intl-MAD Madrid Barajas

32h 26m1 stop Boston Logan Intl

1:30 pm - 8:47 amMAD Madrid Barajas-ORD Chicago O'Hare Intl

26h 17m1 stop Boston Logan Intl

$729JetBlue

Fri, Oct 16 - Mon, Oct 19

9:38 am - 11:30 amORD Chicago O'Hare Intl-MAD Madrid Barajas

18h 52m1 stop Boston Logan Intl

1:30 pm - 8:47 amMAD Madrid Barajas-ORD Chicago O'Hare Intl

26h 17m1 stop Boston Logan Intl

$730JetBlue

Fri, Oct 16 - Tue, Oct 27

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

$752Iberia

Thu, Oct 15 - Tue, Oct 27

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

$753Iberia

Recent direct flight deals from Illinois to Madrid

Sat, Jan 16 - Thu, Jan 21

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

$628Iberia

Wed, Jan 13 - Sat, Jan 16

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

$628Iberia

Sun, Nov 29 - 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

$663Finnair

Sun, Feb 28 - Wed, Mar 31

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

8h 10mnonstop

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

9h 25mnonstop

$690Finnair

Mon, Nov 30 - 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

$705American Airlines

Sun, Nov 29 - Tue, Dec 8

6:10 pm - 9:25 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 15mnonstop

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

9h 55mnonstop

$706American Airlines

Tue, Mar 9 - Tue, Mar 23

5:25 pm - 8:55 amORD Chicago O'Hare Intl-MAD Madrid Barajas

8h 30mnonstop

1:00 pm - 4:10 pmMAD Madrid Barajas-ORD Chicago O'Hare Intl

9h 10mnonstop

$711Multiple Airlines

Wed, Dec 2 - Wed, Dec 9

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

$721Multiple Airlines

Wed, Dec 9 - Thu, Dec 17

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

$723British Airways

Tue, Dec 8 - Thu, Dec 17

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

$723British Airways

Useful Info

Low season	January
High season	March
Cheapest flight	$328

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.