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$258+ Cheap flights from Illinois to Spain

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MAD
Apr 24 — May 11
Fri 4/24
Fri 5/1
1 adult, Economy
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Cheap flight deals from Illinois to Spain

Cheapest flights from Illinois to Spain
Explore the most affordable flight options available from Illinois to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:05 pm
ORD
-
PMI
1 stop15h 25m
SWISS
Tue 4/286:20 pm
PMI
-
ORD
1 stop28h 35m
SWISS
Deal found 3/23$462
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/214:20 pm
ORD
-
PMI
1 stop12h 00m
Austrian Airlines
Thu 4/3012:10 pm
PMI
-
ORD
1 stop32h 10m
Austrian Airlines
Deal found 3/24$469
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/124:20 pm
ORD
-
AGP
1 stop19h 40m
Austrian Airlines
Mon 4/277:50 pm
AGP
-
ORD
1 stop24h 30m
Austrian Airlines
Deal found 3/24$472
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/129:40 pm
ORD
-
AGP
1 stop13h 15m
Multiple Airlines
Tue 4/286:30 am
AGP
-
ORD
1 stop16h 25m
Multiple Airlines
Deal found 3/20$474
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/132:20 pm
ORD
-
PMI
1 stop14h 35m
Multiple Airlines
Wed 4/296:40 pm
PMI
-
ORD
1 stop25h 40m
Multiple Airlines
Deal found 3/23$477
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/149:40 pm
ORD
-
AGP
1 stop13h 15m
Lufthansa
Tue 4/212:35 pm
AGP
-
ORD
1 stop34h 40m
Lufthansa
Deal found 3/22$477
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/127:05 pm
ORD
-
AGP
1 stop22h 00m
SWISS
Tue 4/286:30 am
AGP
-
ORD
1 stop16h 25m
SWISS
Deal found 3/20$479
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/152:20 pm
ORD
-
AGP
1 stop26h 45m
SWISS
Fri 4/246:30 am
AGP
-
ORD
1 stop16h 25m
SWISS
Deal found 3/22$480
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:20 pm
ORD
-
PMI
1 stop20h 10m
SWISS
Wed 9/309:40 am
PMI
-
ORD
1 stop13h 15m
SWISS
Deal found 3/24$483
This Mytrip deal was found by Cheapflights users on 3/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:00 pm
ORD
-
VLC
1 stop22h 35m
TAP AIR PORTUGAL
Sat 5/25:55 am
VLC
-
ORD
1 stop17h 10m
TAP AIR PORTUGAL
Deal found 3/20$489
This Booking.com deal was found by Cheapflights users on 3/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:50 am
ORD
-
PMI
2 stops14h 40m
Multiple Airlines
Wed 9/3012:10 pm
PMI
-
ORD
1 stop32h 10m
Multiple Airlines
Deal found 3/24$490
This oojo deal was found by Cheapflights users on 3/22. 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.
Sat 4/116:05 pm
ORD
-
SVQ
1 stop23h 20m
TAP AIR PORTUGAL
Sat 4/186:30 am
SVQ
-
ORD
1 stop16h 35m
TAP AIR PORTUGAL
Deal found 3/22$494

Find flight deals from Illinois to Spain

Keep the following information in mind while searching for Illinois to Spain flight deals. Data was last updated March 25, 2026.

Round-trip from

$462
(Kiwi.com)

One-way from

$258
(oojo)

Popular in

June

Cheapest in

February

Average price

$673

Good round-trip deal

$638 or less

Good one-way deal

$472 or less
From Illinois to Spain
Search Deals
One-way flight from Illinois to Spain
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($284 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Spain.
Search Deals
Price to beat on a one-way flight from Illinois to Spain.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Spain 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 March 25, 2026.
Use the filters below to find and compare flights from Illinois to Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoSeville

ORD - SVQ

ORDSVQ

Chicago O'Hare Intl

Wed 4/8

8:10 pm-5:35 pm

1 stop38h 25m

Sevilla

Wed 4/22

11:50 am-9:40 am

1 stop28h 50m

$572

ChicagoSeville

ORD - SVQ

ORDSVQ

Chicago O'Hare Intl

Thu 4/16

8:10 pm-10:40 am

1 stop31h 30m

Sevilla

Sat 4/25

11:35 am-9:40 am

1 stop29h 05m

$572

ChicagoSeville

ORD - SVQ

ORDSVQ

Chicago O'Hare Intl

Thu 4/16

8:10 pm-10:40 am

1 stop31h 30m

Sevilla

Mon 4/20

11:35 am-9:40 am

1 stop29h 05m

$572

ChicagoSeville

ORD - SVQ

ORDSVQ

Chicago O'Hare Intl

Wed 4/15

8:10 pm-5:35 pm

1 stop38h 25m

Sevilla

Wed 4/29

11:50 am-9:40 am

1 stop28h 50m

$572

ChicagoValencia

ORD - VLC

ORDVLC

Chicago O'Hare Intl

Thu 4/16

8:10 pm-9:55 am

1 stop30h 45m

Valencia

Sat 4/25

10:55 am-9:40 am

1 stop29h 45m

$632
Quickest round-trip

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Sun 4/19

9:40 pm-1:15 pm

Nonstop8h 35m

Barcelona-El Prat

Tue 4/28

3:15 pm-5:45 pm

Nonstop9h 30m

$650

ChicagoPalma de Mallorca

ORD - PMI

ORDPMI

Chicago O'Hare Intl

Wed 4/15

8:45 am-11:40 am

2 stops19h 55m

Palma de Mallorca Son Sant Joan

Fri 5/1

12:00 pm-7:55 pm

1 stop14h 55m

$651

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Mon 4/13

7:15 pm-10:55 am

Nonstop8h 40m

Barcelona-El Prat

Tue 4/28

9:15 am-2:25 pm

1 stop12h 10m

$662

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Tue 9/1

8:45 am-8:00 am

1 stop16h 15m

Barcelona-El Prat

Tue 9/15

3:15 pm-6:00 pm

Nonstop9h 45m

$683

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Wed 4/15

1:00 pm-11:50 am

2 stops15h 50m

Madrid Barajas

Mon 4/20

12:45 pm-10:43 am

2 stops28h 58m

$698

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Illinois to Spain

Have a flexible travel schedule? Discover the best time to fly to Spain 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 Spain

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

Currently, September is the cheapest month in which you can book a flight from Illinois to Spain (average of $289). Flying from Illinois to Spain in June is currently the most expensive (average of $626). 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 ES?

Find hourly flight availability from Illinois to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Spain as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Spain?

    Turkish Airlines, United Airlines, and Delta can get you from Illinois to Spain in just under 8h 35m. Your travel time can differ by up to 29h 50m. Illinois and Spain are separated by a distance of 4405 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Illinois to Spain are TAP AIR PORTUGAL ($170), Icelandair ($225), and Scandinavian Airlines ($265).

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Illinois to Spain (average of $289). Flying from Illinois to Spain in June is currently the most expensive (average of $626). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Spain

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Illinois to Spain

Discover the top 10 airlines that operate flights from Illinois to Spain. 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 March 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$120Average$203FlexibilityNo cancel feeOn-time62%
TAP AIR PORTUGALCheapest$288Average$653FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$333Average$588FlexibilityNo cancel feeOn-time77%
FinnairCheapest$356Average$681FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$356Average$453FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$366Average$639FlexibilityNo cancel feeOn-time67%
DeltaCheapest$393Average$749FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$401Average$619FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$424Average$785FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$435Average$945FlexibilityNo cancel feeOn-time69%

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