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Illinois

$352+ Cheap flights from Spain to Illinois

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — ORD
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Spain to Illinois

Keep the following information in mind while searching for Spain to Illinois flight deals. Data was last updated March 28, 2025.

Round-trip from

$422
(Trip.com)

One-way from

$352
(Cheapflightsfares)

Popular in

July

Cheapest in

February

Average price

$496

Good round-trip deal

$670 or less

Good one-way deal

$596 or less
From Spain to Illinois
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One-way flight from Spain to Illinois
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Highest demand for flights based on searches. 21% potential increase in price ($153 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Spain to Illinois.
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Price to beat on a one-way flight from Spain to Illinois.
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Find flight deals from Spain to Illinois

Cheapest flights from Spain to Illinois
Explore the most affordable flight options available from Spain to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Booking.com deal was found by Cheapflights users on 3/27. 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.
Thu 10/2310:40 pmBCN - ORD
1 stop24h 30mTAP AIR PORTUGAL
Sun 10/269:25 pmORD - BCN
1 stop20h 20mTAP AIR PORTUGAL
Deal found 3/27$420
This Trip.com deal was found by Cheapflights users on 3/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/17:00 pmBCN - ORD
1 stop28h 10mScandinavian Airlines
Mon 5/57:15 pmORD - BCN
1 stop15h 55mScandinavian Airlines
Deal found 3/27$422
This Finnair deal was found by Cheapflights users on 3/27. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/249:15 amBIO - ORD
1 stop12h 00mMultiple Airlines
Mon 4/2810:10 pmORD - BIO
1 stop18h 05mMultiple Airlines
Deal found 3/27$440
This Finnair deal was found by Cheapflights users on 3/26. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:45 amBIO - ORD
1 stop14h 30mFinnair
Mon 4/2810:10 pmORD - BIO
1 stop18h 05mFinnair
Deal found 3/26$441
This Iberia deal was found by Cheapflights users on 3/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/241:30 pmBIO - ORD
1 stop12h 20mIberia
Mon 4/2811:36 amORD - BIO
2 stops18h 09mIberia
Deal found 3/27$451
This Iberia deal was found by Cheapflights users on 3/26. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/31:15 pmSVQ - ORD
1 stop12h 35mIberia
Tue 4/84:30 pmORD - SVQ
1 stop12h 50mIberia
Deal found 3/26$452
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/39:30 amSVQ - ORD
1 stop11h 45mAmerican Airlines
Tue 4/84:30 pmORD - SVQ
1 stop33h 20mAmerican Airlines
Deal found 3/27$459
This Booking.com deal was found by Cheapflights users on 3/27. 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.
Sat 5/36:20 amBCN - ORD
1 stop14h 50mMultiple Airlines
Wed 5/75:10 pmORD - BCN
1 stop20h 10mMultiple Airlines
Deal found 3/27$493
This ResecentrumGruppen deal was found by Cheapflights users on 3/26. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1511:35 amMAD - ORD
Nonstop9h 40mFinnair
Wed 5/284:30 pmORD - MAD
Nonstop8h 25mFinnair
Deal found 3/26$493
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/169:20 amBCN - ORD
1 stop12h 20mDelta
Wed 4/235:05 pmORD - BCN
2 stops14h 45mDelta
Deal found 3/27$494
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/169:20 amBCN - MDW
2 stops16h 00mDelta
Wed 4/235:59 pmMDW - BCN
2 stops13h 51mDelta
Deal found 3/27$499
This Finnair deal was found by Cheapflights users on 3/27. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1210:45 amBCN - ORD
Nonstop9h 45mFinnair
Mon 5/267:00 pmORD - BCN
Nonstop8h 30mFinnair
Deal found 3/27$502

Cheapflights Fare Finder

Customize your flight search to find flights from Spain to Illinois 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 28, 2025.
Use the filters below to find and compare flights from Spain to Illinois that are best for you.

Fly from

Spain

Fly to

Illinois

Route

Depart

Return

Price

BarcelonaChicago

BCN - ORD

BCNORD

Barcelona-El Prat

Thu 5/1

7:00 pm-4:10 pm

1 stop28h 10m

Chicago O'Hare Intl

Mon 5/5

7:15 pm-6:10 pm

1 stop15h 55m

$422

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Thu 4/24

9:15 am-2:15 pm

1 stop12h 00m

Chicago O'Hare Intl

Mon 4/28

10:10 pm-11:15 pm

1 stop18h 05m

$440

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Thu 4/24

6:45 am-2:15 pm

1 stop14h 30m

Chicago O'Hare Intl

Mon 4/28

10:10 pm-11:15 pm

1 stop18h 05m

$441

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Thu 4/24

1:30 pm-6:50 pm

1 stop12h 20m

Chicago O'Hare Intl

Mon 4/28

11:36 am-12:45 pm

2 stops18h 09m

$451

BarcelonaChicago

BCN - ORD

BCNORD

Barcelona-El Prat

Mon 9/1

6:00 am-4:40 pm

1 stop17h 40m

Chicago O'Hare Intl

Sat 9/13

6:15 pm-7:25 pm

1 stop18h 10m

$471

SevilleChicago

SVQ - ORD

SVQORD

Sevilla

Sun 5/11

9:15 pm-2:15 pm

2 stops24h 00m

Chicago O'Hare Intl

Tue 5/27

10:15 pm-8:45 pm

2 stops15h 30m

$471

BarcelonaChicago

BCN - ORD

BCNORD

Barcelona-El Prat

Sat 5/3

6:20 am-2:10 pm

1 stop14h 50m

Chicago O'Hare Intl

Wed 5/7

5:10 pm-8:20 pm

1 stop20h 10m

$493

MadridChicago

MAD - ORD

MADORD

Madrid Barajas

Thu 5/15

11:35 am-2:15 pm

Nonstop9h 40m

Chicago O'Hare Intl

Wed 5/28

4:30 pm-7:55 am

Nonstop8h 25m

$493

BarcelonaChicago

BCN - ORD

BCNORD

Barcelona-El Prat

Wed 4/16

9:20 am-2:40 pm

1 stop12h 20m

Chicago O'Hare Intl

Wed 4/23

5:05 pm-2:50 pm

2 stops14h 45m

$494

BarcelonaChicago

BCN - MDW

BCNMDW

Barcelona-El Prat

Wed 4/16

9:20 am-6:20 pm

2 stops16h 00m

Chicago Midway

Wed 4/23

5:59 pm-2:50 pm

2 stops13h 51m

$499

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 60 results
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Best time to book a flight from Spain to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Spain to Illinois (average of $245). Flying from Spain to Illinois in March is currently the most expensive (average of $323). 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 ES to IL?

Find hourly flight availability from Spain to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

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

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated March 28, 2025.
Read reviews from past customers who have flown Delta, KLM and LOT from Spain to Illinois. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LOT
7.6
Good
1,063 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,570 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

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

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $352. Scandinavian Airlines flights start at $430 while deals on WestJet start at $462 one-way.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Spain to Illinois (average of $245). Flying from Spain to Illinois in March is currently the most expensive (average of $323). 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

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Alternative routes for Spain to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Spain to Illinois

Discover the top 8 airlines that operate flights from Spain to Illinois. 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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$305Average$579FlexibilityNo cancel feeOn-time77%
FinnairCheapest$372Average$664FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$401Average$790FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$404Average$628FlexibilityNo cancel feeOn-time69%
TAP AIR PORTUGALCheapest$405Average$555FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$420Average$725FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$480Average$720FlexibilityNo cancel feeOn-time70%
SWISSCheapest$490Average$881FlexibilityNo cancel feeOn-time79%
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