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$193+ 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MAD
Mar 25 — Apr 11
Wed 3/25
Wed 4/1
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 February 23, 2026.

This Mytrip deal was found by Cheapflights users on 2/21. 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.
Mon 4/67:15 pm
ORD
-
PMI
1 stop30h 50m
Scandinavian Airlines
Sun 4/198:00 pm
PMI
-
ORD
1 stop27h 10m
Scandinavian Airlines
Deal found 2/21$436
This Mytrip deal was found by Cheapflights users on 2/20. 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 4/177:15 pm
ORD
-
PMI
1 stop17h 10m
Scandinavian Airlines
Fri 4/249:55 am
PMI
-
ORD
1 stop13h 15m
Scandinavian Airlines
Deal found 2/20$440
This oojo deal was found by Cheapflights users on 2/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:15 pm
ORD
-
BCN
1 stop15h 55m
Scandinavian Airlines
Sun 4/267:00 pm
BCN
-
ORD
1 stop28h 10m
Scandinavian Airlines
Deal found 2/23$440
This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:10 pm
ORD
-
SVQ
1 stop12h 30m
TAP AIR PORTUGAL
Sun 3/86:30 am
SVQ
-
ORD
1 stop15h 15m
TAP AIR PORTUGAL
Deal found 2/20$442
This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:00 pm
ORD
-
BCN
1 stop18h 20m
TAP AIR PORTUGAL
Wed 4/296:00 am
BCN
-
ORD
1 stop17h 00m
TAP AIR PORTUGAL
Deal found 2/20$442
This Gotogate deal was found by Cheapflights users on 2/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:25 pm
ORD
-
BCN
1 stop30h 40m
TAP AIR PORTUGAL
Sun 3/86:45 am
BCN
-
ORD
1 stop15h 00m
TAP AIR PORTUGAL
Deal found 2/20$444
This oojo deal was found by Cheapflights users on 2/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:25 pm
ORD
-
SVQ
1 stop29h 50m
TAP AIR PORTUGAL
Sun 3/86:30 am
SVQ
-
ORD
1 stop15h 15m
TAP AIR PORTUGAL
Deal found 2/23$446
This oojo deal was found by Cheapflights users on 2/22. 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.
Mon 3/307:15 pm
ORD
-
BCN
1 stop15h 55m
Scandinavian Airlines
Tue 4/147:00 pm
BCN
-
ORD
1 stop28h 10m
Scandinavian Airlines
Deal found 2/22$449
This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:15 pm
ORD
-
BCN
1 stop15h 55m
Scandinavian Airlines
Fri 4/176:00 pm
BCN
-
ORD
1 stop29h 10m
Scandinavian Airlines
Deal found 2/20$450
This FlightHub deal was found by Cheapflights users on 2/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:00 pm
ORD
-
BCN
1 stop21h 45m
TAP AIR PORTUGAL
Sat 11/76:05 pm
BCN
-
ORD
1 stop27h 55m
TAP AIR PORTUGAL
Deal found 2/20$451
This oojo deal was found by Cheapflights users on 2/19. 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.
Fri 10/309:10 pm
ORD
-
BCN
1 stop20h 35m
TAP AIR PORTUGAL
Sun 11/156:45 am
BCN
-
ORD
1 stop15h 15m
TAP AIR PORTUGAL
Deal found 2/19$452
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 4/67:15 pm
ORD
-
BCN
1 stop15h 55m
Scandinavian Airlines
Tue 4/147:00 pm
BCN
-
ORD
1 stop28h 10m
Scandinavian Airlines
Deal found 2/19$454

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 February 23, 2026.

Round-trip from

$436
(Mytrip)

One-way from

$193
(Trip.com)

Popular in

June

Cheapest in

January

Average price

$529

Good round-trip deal

$604 or less

Good one-way deal

$455 or less
From Illinois to Spain
Search Deals
One-way flight from Illinois to Spain
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($294 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 23, 2026.
Use the filters below to find and compare flights from Illinois to Spain that are best for you.

Fly from

Illinois

Fly to

Spain

Route

Depart

Return

Price

ChicagoSeville

ORD - SVQ

ORDSVQ

Chicago O'Hare Intl

Wed 3/4

7:10 pm-2:40 pm

1 stop12h 30m

Sevilla

Wed 3/11

10:00 am-4:00 pm

1 stop12h 00m

$442

ChicagoPalma de Mallorca

ORD - PMI

ORDPMI

Chicago O'Hare Intl

Fri 4/24

7:15 pm-6:45 pm

2 stops16h 30m

Palma de Mallorca Son Sant Joan

Tue 4/28

1:10 pm-4:10 pm

2 stops34h 00m

$484

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Tue 4/14

8:15 pm-8:00 am

2 stops28h 45m

Barcelona-El Prat

Tue 4/28

1:15 pm-3:24 pm

1 stop33h 09m

$488

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Tue 4/14

11:17 am-6:50 am

2 stops12h 33m

Madrid Barajas

Thu 4/23

6:05 am-8:05 pm

2 stops21h 00m

$489

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Tue 4/21

5:04 pm-5:10 pm

2 stops17h 06m

Barcelona-El Prat

Wed 4/29

6:20 am-2:30 pm

1 stop15h 10m

$495

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Tue 4/14

6:11 pm-7:35 am

1 stop30h 24m

Barcelona-El Prat

Tue 4/28

9:30 pm-7:30 pm

1 stop29h 00m

$499

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Mon 3/23

8:50 am-4:40 pm

2 stops25h 50m

Madrid Barajas

Tue 3/31

6:20 am-11:27 am

2 stops36h 07m

$502

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Sun 3/8

5:25 pm-7:05 pm

1 stop19h 40m

Barcelona-El Prat

Wed 3/18

6:00 am-4:43 pm

2 stops16h 43m

$507

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Mon 4/6

5:40 pm-3:35 pm

2 stops14h 55m

Barcelona-El Prat

Wed 4/15

6:20 am-2:30 pm

1 stop15h 10m

$525

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Wed 4/29

4:50 pm-6:50 pm

1 stop19h 00m

Barcelona-El Prat

Tue 5/5

9:20 am-8:16 pm

2 stops17h 56m

$535

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 60 results
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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 $290). Flying from Illinois to Spain in June is currently the most expensive (average of $629). 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 February 23, 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.

Weekly flight availability from Illinois to Spain

Explore weekly flight availability from Illinois to Spain. 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 February 23, 2026.

The most flights from USIL to ES0 are scheduled on a Tuesday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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?

    TAP AIR PORTUGAL, Scandinavian Airlines, and United Airlines can get you from Illinois to Spain in just under 12h 30m. Your travel time can differ by up to 16h 15m. Illinois and Spain are separated by a distance of 4195 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 $290). Flying from Illinois to Spain in June is currently the most expensive (average of $629). 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.
John F Kennedy Intl to Heathrow flights
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Los Angeles to Charles de Gaulle flights
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Miami to Leonardo da Vinci/Fiumicino flights
Dallas/Fort Worth to Leonardo da Vinci/Fiumicino flights
San Francisco to Charles de Gaulle flights
LaGuardia to Gatwick flights

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 February 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$120Average$203FlexibilityNo cancel feeOn-time62%
TAP AIR PORTUGALCheapest$288Average$655FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$333Average$535FlexibilityNo cancel feeOn-time77%
FinnairCheapest$353Average$714FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$356Average$469FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$366Average$639FlexibilityNo cancel feeOn-time67%
DeltaCheapest$393Average$751FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$401Average$619FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$424Average$798FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$435Average$955FlexibilityNo cancel feeOn-time69%

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