$187+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MAD
Mar 5 — Mar 121
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Illinois to Spain with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Spain
Cheapest
Best
Last-minute
One-way
Cheapest flights from Illinois to SpainExplore 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 3, 2026.
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 3, 2026.
This oojo deal was found by Cheapflights users on 2/1. 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
Fri 4/247:00 pm
BCN
- ORD
1 stop28h 10m
Scandinavian Airlines
Deal found 2/1![Scandinavian Airlines logo]()
$425
This oojo deal was found by Cheapflights users on 2/2. 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.
Tue 4/287:25 pm
ORD
- BCN
1 stop12h 20m
Icelandair
Fri 5/83:45 pm
BCN
- ORD
1 stop12h 40m
Icelandair
Deal found 2/2![Icelandair logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 1/31. 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.
Thu 4/237:30 am
MDW
- BCN
1 stop22h 50m
Multiple Airlines
Mon 5/46:40 pm
BCN
- MDW
1 stop25h 20m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 4/226:31 am
ORD
- BCN
1 stop23h 49m
Multiple Airlines
Sun 5/36:40 pm
BCN
- ORD
1 stop25h 20m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$429
This oojo deal was found by Cheapflights users on 2/1. 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 2/68:15 pm
ORD
- BCN
1 stop17h 05m
TAP AIR PORTUGAL
Tue 2/109:10 pm
BCN
- ORD
1 stop24h 50m
TAP AIR PORTUGAL
Deal found 2/1![TAP AIR PORTUGAL logo]()
$432
This oojo deal was found by Cheapflights users on 2/1. 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
- BCN
1 stop16h 55m
TAP AIR PORTUGAL
Sun 3/86:45 am
BCN
- ORD
1 stop15h 00m
TAP AIR PORTUGAL
Deal found 2/1![TAP AIR PORTUGAL logo]()
$433
This oojo deal was found by Cheapflights users on 2/2. 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 5/107:25 pm
ORD
- BCN
1 stop12h 20m
Icelandair
Fri 5/153:45 pm
BCN
- ORD
1 stop12h 40m
Icelandair
Deal found 2/2![Icelandair logo]()
$435
This oojo deal was found by Cheapflights users on 2/3. 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.
Tue 5/57:25 pm
ORD
- BCN
1 stop12h 20m
Icelandair
Wed 5/203:45 pm
BCN
- ORD
1 stop12h 40m
Icelandair
Deal found 2/3![Icelandair logo]()
$440
This oojo deal was found by Cheapflights users on 2/1. 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 5/1310:25 pm
ORD
- BCN
1 stop33h 20m
Icelandair
Fri 5/223:45 pm
BCN
- ORD
1 stop12h 40m
Icelandair
Deal found 2/1![Icelandair logo]()
$442
This oojo deal was found by Cheapflights users on 2/2. 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
Wed 3/1110:00 am
SVQ
- ORD
1 stop12h 00m
TAP AIR PORTUGAL
Deal found 2/2![TAP AIR PORTUGAL logo]()
$443
This oojo deal was found by Cheapflights users on 2/2. 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 4/296:00 pm
ORD
- BCN
1 stop13h 00m
TAP AIR PORTUGAL
Wed 5/66:00 am
BCN
- ORD
1 stop17h 00m
TAP AIR PORTUGAL
Deal found 2/2![TAP AIR PORTUGAL logo]()
$443
This Trip.com deal was found by Cheapflights users on 2/1. 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.
Wed 4/227:25 pm
ORD
- BCN
1 stop12h 20m
Icelandair
Sat 5/23:45 pm
BCN
- ORD
1 stop33h 30m
Icelandair
Deal found 2/1![Icelandair logo]()
$444
Best flights from Illinois to SpainDiscover carefully curated flight deals from Illinois to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from Illinois to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This oojo deal was found by Cheapflights users on 2/2. 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 stop11h 05m
TAP AIR PORTUGAL
Sun 3/86:30 am
SVQ
- ORD
1 stop15h 15m
TAP AIR PORTUGAL
Deal found 2/2![TAP AIR PORTUGAL logo]()
$443
This oojo deal was found by Cheapflights users on 2/1. 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 3/98:20 pm
ORD
- PMI
1 stop30h 45m
Scandinavian Airlines
Wed 3/189:55 am
PMI
- ORD
1 stop13h 50m
Scandinavian Airlines
Deal found 2/1![Scandinavian Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:00 am
ORD
- MAD
2 stops19h 00m
United Airlines
Tue 3/1712:40 pm
MAD
- ORD
2 stops29h 20m
United Airlines
Deal found 2/2![United Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 2/1. 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.
Sun 3/16:00 am
STL
- MAD
1 stop20h 15m
Delta
Mon 3/169:00 am
MAD
- STL
2 stops20h 58m
Delta
Deal found 2/1![Delta logo]()
$478
This oojo deal was found by Cheapflights users on 2/1. 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.
Tue 3/311:59 am
STL
- MAD
2 stops21h 56m
British Airways
Tue 3/101:45 pm
MAD
- STL
1 stop15h 17m
British Airways
Deal found 2/1![British Airways logo]()
$479
This Finnair deal was found by Cheapflights users on 2/3. 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.
Wed 3/47:05 am
STL
- MAD
1 stop16h 15m
Multiple Airlines
Thu 3/1211:30 am
MAD
- STL
1 stop18h 28m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$491
This KLM deal was found by Cheapflights users on 2/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:25 pm
ORD
- BCN
1 stop11h 00m
KLM
Wed 4/89:20 am
BCN
- ORD
1 stop12h 10m
KLM
Deal found 2/2![KLM logo]()
$497
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/235:20 pm
ORD
- AGP
1 stop13h 35m
Austrian Airlines
Mon 3/301:15 pm
AGP
- ORD
2 stops31h 05m
Austrian Airlines
Deal found 2/1![Austrian Airlines logo]()
$535
This Virgin Atlantic deal was found by Cheapflights users on 1/31. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:49 am
MDW
- MAD
1 stop15h 26m
Virgin Atlantic
Mon 3/910:05 am
MAD
- MDW
1 stop18h 26m
Virgin Atlantic
Deal found 1/31![Virgin Atlantic logo]()
$542
This Air Canada deal was found by Cheapflights users on 2/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/144:05 pm
STL
- BCN
2 stops32h 55m
Air Canada
Sun 4/266:40 am
BCN
- STL
2 stops15h 44m
Air Canada
Deal found 2/1![Air Canada logo]()
$547
This Justfly.com deal was found by Cheapflights users on 2/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:10 pm
ORD
- VLC
1 stop30h 30m
Turkish Airlines
Mon 4/2010:55 am
VLC
- ORD
1 stop29h 45m
Turkish Airlines
Deal found 2/1![Turkish Airlines logo]()
$550
This Cheapflightsfares deal was found by Cheapflights users on 1/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/810:50 pm
ORD
- VLC
1 stop12h 45m
Lufthansa
Thu 3/1911:45 am
VLC
- ORD
2 stops15h 20m
Lufthansa
Deal found 1/31![Lufthansa logo]()
$617
This oojo deal was found by Cheapflights users on 2/3. 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 4/86:00 pm
ORD
- SVQ
1 stop14h 00m
TAP AIR PORTUGAL
Wed 4/226:30 am
SVQ
- ORD
1 stop16h 30m
TAP AIR PORTUGAL
Deal found 2/3![TAP AIR PORTUGAL logo]()
$443
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:41 am
STL
- MAD
2 stops17h 19m
United Airlines
Tue 3/1012:40 pm
MAD
- STL
2 stops40h 19m
United Airlines
Deal found 2/1![United Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 2/2. 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.
Thu 3/56:30 am
STL
- MAD
1 stop18h 30m
Delta
Wed 3/189:00 am
MAD
- STL
1 stop29h 44m
Delta
Deal found 2/2![Delta logo]()
$478
This oojo deal was found by Cheapflights users on 2/1. 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.
Tue 4/1412:25 pm
STL
- BCN
2 stops18h 50m
British Airways
Tue 4/283:15 pm
BCN
- STL
1 stop35h 15m
British Airways
Deal found 2/1![British Airways logo]()
$482
This oojo deal was found by Cheapflights users on 2/2. 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
- SVQ
1 stop23h 30m
TAP AIR PORTUGAL
Wed 4/296:30 am
SVQ
- ORD
1 stop16h 30m
TAP AIR PORTUGAL
Deal found 2/2![TAP AIR PORTUGAL logo]()
$443
This Scandinavian Airlines deal was found by Cheapflights users on 2/2. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/118:20 pm
ORD
- AGP
1 stop15h 20m
Scandinavian Airlines
Tue 3/1711:25 am
AGP
- ORD
2 stops36h 20m
Scandinavian Airlines
Deal found 2/2![Scandinavian Airlines logo]()
$494
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2110:00 am
ORD
- BCN
2 stops15h 20m
United Airlines
Fri 5/112:15 pm
BCN
- ORD
2 stops29h 38m
United Airlines
Deal found 2/1![United Airlines logo]()
$480
This CheapOair deal was found by Cheapflights users on 2/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/144:05 pm
STL
- BCN
2 stops32h 55m
Multiple Airlines
Sun 4/266:40 am
BCN
- STL
1 stop13h 45m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$540
This KLM deal was found by Cheapflights users on 2/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2911:08 am
ORD
- MAD
1 stop15h 47m
KLM
Sun 5/32:35 pm
MAD
- ORD
1 stop14h 21m
KLM
Deal found 2/2![KLM logo]()
$542
This Delta deal was found by Cheapflights users on 2/1. 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.
Tue 4/2112:53 pm
MDW
- MAD
1 stop16h 22m
Delta
Tue 4/286:00 am
MAD
- MDW
2 stops18h 58m
Delta
Deal found 2/1![Delta logo]()
$494
This Virgin Atlantic deal was found by Cheapflights users on 2/2. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/2212:45 pm
MDW
- MAD
1 stop13h 30m
Virgin Atlantic
Mon 3/169:00 am
MAD
- MDW
2 stops19h 31m
Virgin Atlantic
Deal found 2/2![Virgin Atlantic logo]()
$546
This Justfly.com deal was found by Cheapflights users on 2/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2811:50 am
ORD
- VLC
1 stop22h 20m
Turkish Airlines
Thu 3/126:10 pm
VLC
- ORD
1 stop22h 55m
Turkish Airlines
Deal found 2/2![Turkish Airlines logo]()
$550
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:50 pm
ORD
- MAD
1 stop11h 00m
United Airlines
Tue 4/211:05 pm
MAD
- ORD
1 stop13h 50m
United Airlines
Deal found 2/1![United Airlines logo]()
$481
This oojo deal was found by Cheapflights users on 2/1. 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.
Tue 4/1411:44 am
STL
- BCN
2 stops19h 31m
British Airways
Sat 4/259:15 pm
BCN
- STL
1 stop29h 15m
British Airways
Deal found 2/1![British Airways logo]()
$532
This oojo deal was found by Cheapflights users on 2/1. 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 2/277:20 pm
ORD
- AGP
2 stops32h 30m
Scandinavian Airlines
Wed 3/411:25 am
AGP
- ORD
2 stops36h 20m
Scandinavian Airlines
Deal found 2/1![Scandinavian Airlines logo]()
$534
This Delta deal was found by Cheapflights users on 2/2. 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.
Mon 4/135:21 pm
MDW
- MAD
1 stop11h 54m
Delta
Wed 4/226:00 am
MAD
- MDW
2 stops18h 58m
Delta
Deal found 2/2![Delta logo]()
$494
This Turkish Airlines deal was found by Cheapflights users on 2/1. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:10 pm
ORD
- SVQ
1 stop38h 25m
Turkish Airlines
Sun 5/36:35 pm
SVQ
- ORD
1 stop22h 05m
Turkish Airlines
Deal found 2/1![Turkish Airlines logo]()
$569
This oojo deal was found by Cheapflights users on 2/1. 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 3/89:25 pm
ORD
- VLC
1 stop14h 05m
TAP AIR PORTUGAL
Thu 3/196:15 pm
VLC
- ORD
1 stop28h 10m
TAP AIR PORTUGAL
Deal found 2/1![TAP AIR PORTUGAL logo]()
$528
Last-minute flights from Illinois to SpainDiscover last-minute flight deals from Illinois to Spain. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Spain. Data last updated February 3, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 2/1. 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 2/68:15 pm
ORD
- BCN
1 stop17h 05m
TAP AIR PORTUGAL
Tue 2/109:10 pm
BCN
- ORD
1 stop24h 50m
TAP AIR PORTUGAL
Deal found 2/1![TAP AIR PORTUGAL logo]()
$432
This lol.travel deal was found by Cheapflights users on 2/2. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/68:15 pm
ORD
- VLC
1 stop20h 15m
TAP AIR PORTUGAL
Thu 2/196:15 pm
VLC
- ORD
1 stop28h 10m
TAP AIR PORTUGAL
Deal found 2/2![TAP AIR PORTUGAL logo]()
$447
This oojo deal was found by Cheapflights users on 2/2. 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 2/208:15 pm
ORD
- VLC
1 stop32h 00m
TAP AIR PORTUGAL
Sat 2/286:25 pm
VLC
- ORD
1 stop27h 20m
TAP AIR PORTUGAL
Deal found 2/2![TAP AIR PORTUGAL logo]()
$451
This FlightHub deal was found by Cheapflights users on 1/31. 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.
Mon 2/237:20 pm
ORD
- AGP
1 stop15h 20m
Scandinavian Airlines
Fri 3/611:25 am
AGP
- ORD
2 stops36h 20m
Scandinavian Airlines
Deal found 1/31![Scandinavian Airlines logo]()
$447
This oojo deal was found by Cheapflights users on 2/1. 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
- BCN
1 stop16h 55m
TAP AIR PORTUGAL
Sun 3/86:45 am
BCN
- ORD
1 stop15h 00m
TAP AIR PORTUGAL
Deal found 2/1![TAP AIR PORTUGAL logo]()
$433
This oojo deal was found by Cheapflights users on 2/1. 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
Wed 3/1110:00 am
SVQ
- ORD
1 stop12h 00m
TAP AIR PORTUGAL
Deal found 2/1![TAP AIR PORTUGAL logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/810:50 pm
ORD
- BCN
1 stop12h 45m
Lufthansa
Tue 3/175:50 am
BCN
- ORD
1 stop14h 35m
Lufthansa
Deal found 2/1![Lufthansa logo]()
$447
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/810:50 pm
ORD
- BCN
1 stop12h 45m
Lufthansa
Thu 3/191:45 pm
BCN
- ORD
1 stop13h 20m
Lufthansa
Deal found 2/1![Lufthansa logo]()
$448
This CrystalTravel deal was found by Cheapflights users on 2/2. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/88:20 pm
ORD
- PMI
1 stop16h 00m
Scandinavian Airlines
Wed 3/119:55 am
PMI
- ORD
1 stop13h 50m
Scandinavian Airlines
Deal found 2/2![Scandinavian Airlines logo]()
$449
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/1710:50 pm
ORD
- BCN
1 stop12h 45m
Lufthansa
Tue 3/245:50 am
BCN
- ORD
1 stop14h 35m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$446
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/2210:50 pm
ORD
- BCN
1 stop12h 45m
Lufthansa
Wed 4/11:50 pm
BCN
- ORD
1 stop13h 05m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/2410:50 pm
ORD
- BCN
1 stop12h 45m
Lufthansa
Wed 4/11:50 pm
BCN
- ORD
1 stop13h 05m
Lufthansa
Deal found 2/1![Lufthansa logo]()
$450
One-way flights from Illinois to SpainSearch for one-way flight options from Illinois to Spain. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from Illinois to Spain. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 4/216:31 am
ORD
- BCN
1 stop23h 49m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 4/296:31 am
ORD
- BCN
1 stop23h 49m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 4/196:31 am
ORD
- BCN
1 stop23h 49m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$204
This Trip.com deal was found by Cheapflights users on 2/3. 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.
Tue 4/146:31 am
ORD
- BCN
1 stop23h 49m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/236:40 am
ORD
- MAD
2 stops34h 15m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/236:40 am
ORD
- BCN
2 stops29h 25m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 4/287:30 am
MDW
- BCN
1 stop22h 50m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 4/286:31 am
ORD
- BCN
1 stop23h 49m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/307:35 am
ORD
- VLC
2 stops42h 45m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 4/216:31 am
ORD
- MAD
3 stops33h 29m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$232
This Trip.com deal was found by Cheapflights users on 2/3. 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.
Mon 4/137:25 pm
ORD
- BCN
2 stops22h 20m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/239:51 pm
MDW
- BCN
2 stops39h 14m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$239
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 3, 2026.
Round-trip from | $423 (FlightHub) |
|---|---|
One-way from | $187 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $529 |
Good round-trip deal | $549 or less |
Good one-way deal | $368 or less |
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 3, 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
Sun 3/1
8:25 pm-2:30 pm
1 stop11h 05m
Sevilla
Sun 3/8
6:30 am-2:45 pm
1 stop15h 15m
$443
ChicagoSeville
ORD - SVQ
ORDSVQ
Chicago O'Hare Intl
Wed 4/8
6:00 pm-3:00 pm
1 stop14h 00m
Sevilla
Wed 4/22
6:30 am-4:00 pm
1 stop16h 30m
$443
ChicagoSeville
ORD - SVQ
ORDSVQ
Chicago O'Hare Intl
Wed 4/15
6:00 pm-12:30 am
1 stop23h 30m
Sevilla
Wed 4/29
6:30 am-4:00 pm
1 stop16h 30m
$443
ChicagoPalma de Mallorca
ORD - PMI
ORDPMI
Chicago O'Hare Intl
Mon 3/9
8:20 pm-9:05 am
1 stop30h 45m
Palma de Mallorca Son Sant Joan
Wed 3/18
9:55 am-5:45 pm
1 stop13h 50m
$454
ChicagoMadrid
ORD - MAD
ORDMAD
Chicago O'Hare Intl
Wed 3/4
6:00 am-8:00 am
2 stops19h 00m
Madrid Barajas
Tue 3/17
12:40 pm-12:00 pm
2 stops29h 20m
$475
St. LouisMadrid
STL - MAD
STLMAD
Lambert-St Louis
Tue 3/3
7:41 am-8:00 am
2 stops17h 19m
Madrid Barajas
Tue 3/10
12:40 pm-10:59 pm
2 stops40h 19m
$475
St. LouisMadrid
STL - MAD
STLMAD
Lambert-St Louis
Sun 3/1
6:00 am-9:15 am
1 stop20h 15m
Madrid Barajas
Mon 3/16
9:00 am-11:58 pm
2 stops20h 58m
$478
St. LouisMadrid
STL - MAD
STLMAD
Lambert-St Louis
Thu 3/5
6:30 am-8:00 am
1 stop18h 30m
Madrid Barajas
Wed 3/18
9:00 am-8:44 am
1 stop29h 44m
$478
St. LouisMadrid
STL - MAD
STLMAD
Lambert-St Louis
Tue 3/3
11:59 am-4:55 pm
2 stops21h 56m
Madrid Barajas
Tue 3/10
1:45 pm-11:02 pm
1 stop15h 17m
$479
ChicagoBarcelona
ORD - BCN
ORDBCN
Chicago O'Hare Intl
Tue 4/21
10:00 am-8:20 am
2 stops15h 20m
Barcelona-El Prat
Fri 5/1
12:15 pm-10:53 am
2 stops29h 38m
$480
Showing 1-10 of 60 results
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.
ORD-BCN
ORD-MAD
MDW-BCN
ORD-VLC
ORD-SVQ
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
USIL-ES0
ORD-BCN
ORD-MAD
MDW-BCN
ORD-VLC
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 $291). Flying from Illinois to Spain in June is currently the most expensive (average of $632). 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 3, 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.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Return Flight Options
Top destinations
Top regions
Alternative routes for Illinois to Spain
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Spain by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Spain by cabin class
Find flights from Illinois to Spain, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Spain flights
Browse other Illinois and Spain flight options. Last updated on February 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Spain
Find the right flight back to Illinois after your stay in Spain
Illinois to Spain flights
Consider these flights traveling from Illinois to Spain.
Fly to Spain regions
Consider these flights traveling to Spain regions.
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 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$120 | Average$203 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$264 | Average$540 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$288 | Average$696 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$353 | Average$718 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$356 | Average$474 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$366 | Average$639 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$393 | Average$741 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$401 | Average$658 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$427 | Average$779 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$435 | Average$923 | FlexibilityNo cancel fee | On-time69% |