$225+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MAD
Apr 13 — Apr 201
Round-trip
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 March 14, 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 March 14, 2026.
This lol.travel deal was found by Cheapflights users on 3/9. 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.
Sat 4/187:15 pm
ORD
- PMI
1 stop16h 55m
Scandinavian Airlines
Sun 5/38:00 pm
PMI
- ORD
1 stop27h 10m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$437
This oojo deal was found by Cheapflights users on 3/9. 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 4/187:15 pm
ORD
- PMI
1 stop16h 55m
Scandinavian Airlines
Sun 4/268:00 pm
PMI
- ORD
1 stop27h 10m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$441
This oojo deal was found by Cheapflights users on 3/8. 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 4/126:00 pm
ORD
- SVQ
1 stop14h 05m
TAP AIR PORTUGAL
Sat 4/186:30 am
SVQ
- ORD
1 stop16h 35m
TAP AIR PORTUGAL
Deal found 3/8![TAP AIR PORTUGAL logo]()
$443
This AirNGo deal was found by Cheapflights users on 3/9. 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 AirNGo 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
Tue 4/287:00 pm
BCN
- ORD
1 stop28h 10m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$446
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Sat 4/187:15 pm
ORD
- PMI
1 stop16h 55m
Scandinavian Airlines
Fri 4/249:00 pm
PMI
- ORD
1 stop26h 10m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$447
This oojo deal was found by Cheapflights users on 3/12. 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 4/106:00 pm
ORD
- SVQ
1 stop23h 25m
TAP AIR PORTUGAL
Fri 4/176:30 am
SVQ
- ORD
1 stop16h 30m
TAP AIR PORTUGAL
Deal found 3/12![TAP AIR PORTUGAL logo]()
$448
This oojo deal was found by Cheapflights users on 3/9. 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 4/177:00 pm
BCN
- ORD
1 stop28h 10m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$449
This Trip.com deal was found by Cheapflights users on 3/10. 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 5/610:25 pm
ORD
- BCN
1 stop33h 20m
Icelandair
Wed 5/133:45 pm
BCN
- ORD
1 stop12h 40m
Icelandair
Deal found 3/10![Icelandair logo]()
$456
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Sat 4/187:15 pm
ORD
- AGP
2 stops41h 00m
Scandinavian Airlines
Fri 5/17:55 pm
AGP
- ORD
2 stops27h 15m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$457
This Mytrip deal was found by Cheapflights users on 3/11. 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.
Sat 4/257:25 pm
ORD
- BCN
1 stop12h 20m
Icelandair
Wed 5/63:45 pm
BCN
- ORD
1 stop12h 40m
Icelandair
Deal found 3/11![Icelandair logo]()
$460
This Mytrip deal was found by Cheapflights users on 3/13. 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.
Sat 4/116:05 pm
ORD
- AGP
1 stop32h 30m
TAP AIR PORTUGAL
Fri 4/247:00 am
AGP
- ORD
1 stop16h 00m
TAP AIR PORTUGAL
Deal found 3/13![TAP AIR PORTUGAL logo]()
$461
This oojo deal was found by Cheapflights users on 3/10. 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 11/97:20 pm
ORD
- AGP
1 stop15h 20m
Scandinavian Airlines
Mon 11/166:30 pm
AGP
- ORD
1 stop29h 15m
Scandinavian Airlines
Deal found 3/10![Scandinavian Airlines logo]()
$465
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 March 14, 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 March 14, 2026.
This oojo deal was found by Cheapflights users on 3/12. 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 4/106:00 pm
ORD
- SVQ
1 stop23h 25m
TAP AIR PORTUGAL
Fri 4/176:30 am
SVQ
- ORD
1 stop16h 30m
TAP AIR PORTUGAL
Deal found 3/12![TAP AIR PORTUGAL logo]()
$448
This Scandinavian Airlines deal was found by Cheapflights users on 3/8. 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.
Tue 5/56:50 am
ORD
- MAD
2 stops27h 50m
Scandinavian Airlines
Tue 5/197:45 pm
MAD
- ORD
1 stop27h 25m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$521
This Turkish Airlines deal was found by Cheapflights users on 3/9. 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
Mon 4/2011:35 am
SVQ
- ORD
1 stop29h 05m
Turkish Airlines
Deal found 3/9![Turkish Airlines logo]()
$568
This Delta deal was found by Cheapflights users on 3/13. 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 4/135:04 pm
ORD
- BCN
2 stops14h 46m
Delta
Tue 4/286:20 am
BCN
- ORD
1 stop14h 55m
Delta
Deal found 3/13![Delta logo]()
$613
This United Airlines deal was found by Cheapflights users on 3/12. 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 4/15:55 pm
ORD
- BCN
1 stop13h 30m
United Airlines
Thu 4/98:00 am
BCN
- ORD
1 stop13h 50m
United Airlines
Deal found 3/12![United Airlines logo]()
$641
This Finnair deal was found by Cheapflights users on 3/10. 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.
Sat 4/257:15 pm
ORD
- BCN
Nonstop8h 40m
Multiple Airlines
Sat 5/27:40 am
BCN
- ORD
1 stop14h 15m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$675
This Finnair deal was found by Cheapflights users on 3/11. 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.
Sun 4/265:21 pm
STL
- MAD
1 stop13h 09m
Finnair
Sun 5/311:45 am
MAD
- STL
1 stop17h 34m
Finnair
Deal found 3/11![Finnair logo]()
$728
This KLM deal was found by Cheapflights users on 3/12. 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 3/1810:40 am
ORD
- MAD
1 stop14h 20m
KLM
Wed 3/257:05 am
MAD
- ORD
1 stop14h 15m
KLM
Deal found 3/12![KLM logo]()
$733
This British Airways deal was found by Cheapflights users on 3/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:00 pm
ORD
- IBZ
1 stop14h 25m
British Airways
Wed 4/159:40 pm
IBZ
- ORD
2 stops25h 41m
British Airways
Deal found 3/9![British Airways logo]()
$886
This Austrian Airlines deal was found by Cheapflights users on 3/12. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:00 pm
ORD
- AGP
2 stops17h 00m
Austrian Airlines
Mon 5/117:50 pm
AGP
- ORD
2 stops29h 43m
Austrian Airlines
Deal found 3/12![Austrian Airlines logo]()
$899
This Cheapflightsfares deal was found by Cheapflights users on 3/13. 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.
Tue 7/211:13 pm
STL
- BCN
2 stops15h 42m
Lufthansa
Mon 8/37:55 am
BCN
- STL
2 stops20h 31m
Lufthansa
Deal found 3/13![Lufthansa logo]()
$974
This Virgin Atlantic deal was found by Cheapflights users on 3/10. 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 4/269:27 am
MDW
- BCN
2 stops20h 23m
Virgin Atlantic
Wed 5/1310:55 am
BCN
- MDW
2 stops17h 14m
Virgin Atlantic
Deal found 3/10![Virgin Atlantic logo]()
$985
This Scandinavian Airlines deal was found by Cheapflights users on 3/8. 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.
Mon 4/137:15 pm
ORD
- PMI
1 stop30h 50m
Scandinavian Airlines
Fri 4/179:55 am
PMI
- ORD
1 stop13h 15m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$539
This Turkish Airlines deal was found by Cheapflights users on 3/10. 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.
Thu 4/1611:25 am
ORD
- SVQ
1 stop23h 10m
Turkish Airlines
Mon 4/2011:35 am
SVQ
- ORD
1 stop29h 05m
Turkish Airlines
Deal found 3/10![Turkish Airlines logo]()
$568
This Delta deal was found by Cheapflights users on 3/12. 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 4/205:04 pm
ORD
- MAD
2 stops16h 41m
Delta
Tue 4/2812:20 pm
MAD
- ORD
2 stops15h 20m
Delta
Deal found 3/12![Delta logo]()
$624
This Turkish Airlines deal was found by Cheapflights users on 3/12. 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.
Wed 4/88:10 pm
ORD
- SVQ
1 stop38h 25m
Turkish Airlines
Thu 4/166:35 pm
SVQ
- ORD
1 stop22h 05m
Turkish Airlines
Deal found 3/12![Turkish Airlines logo]()
$568
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Sun 4/199:40 pm
ORD
- BCN
Nonstop8h 35m
United Airlines
Sun 4/266:40 am
BCN
- ORD
1 stop13h 15m
United Airlines
Deal found 3/12![United Airlines logo]()
$653
This Scandinavian Airlines deal was found by Cheapflights users on 3/10. 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.
Mon 5/117:15 pm
ORD
- AGP
2 stops32h 00m
Scandinavian Airlines
Mon 5/188:05 pm
AGP
- ORD
2 stops27h 05m
Scandinavian Airlines
Deal found 3/10![Scandinavian Airlines logo]()
$609
This Turkish Airlines deal was found by Cheapflights users on 3/13. 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.
Wed 4/158:10 pm
ORD
- SVQ
1 stop38h 25m
Turkish Airlines
Sun 4/196:35 pm
SVQ
- ORD
1 stop22h 05m
Turkish Airlines
Deal found 3/13![Turkish Airlines logo]()
$568
This Delta deal was found by Cheapflights users on 3/12. 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 5/57:16 pm
MDW
- BCN
2 stops14h 09m
Delta
Thu 5/1411:00 am
BCN
- MDW
1 stop17h 09m
Delta
Deal found 3/12![Delta logo]()
$653
This United Airlines deal was found by Cheapflights users on 3/11. 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 3/247:30 pm
ORD
- MAD
1 stop14h 40m
United Airlines
Mon 3/305:55 am
MAD
- ORD
1 stop21h 00m
United Airlines
Deal found 3/11![United Airlines logo]()
$665
This KLM deal was found by Cheapflights users on 3/9. 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.
Thu 4/94:20 pm
ORD
- AGP
1 stop33h 05m
Multiple Airlines
Thu 4/166:00 am
AGP
- ORD
2 stops17h 18m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$763
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/9. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:00 pm
ORD
- AGP
1 stop13h 30m
TAP AIR PORTUGAL
Sat 5/97:00 am
AGP
- ORD
1 stop16h 05m
TAP AIR PORTUGAL
Deal found 3/9![TAP AIR PORTUGAL logo]()
$768
This Delta deal was found by Cheapflights users on 3/9. 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 4/71:10 pm
MDW
- BCN
2 stops14h 05m
Delta
Tue 4/146:20 am
BCN
- MDW
2 stops18h 38m
Delta
Deal found 3/9![Delta logo]()
$658
This Turkish Airlines deal was found by Cheapflights users on 3/9. 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.
Wed 4/298:10 pm
ORD
- SVQ
1 stop38h 25m
Turkish Airlines
Sun 5/176:35 pm
SVQ
- ORD
1 stop22h 05m
Turkish Airlines
Deal found 3/9![Turkish Airlines logo]()
$616
This KLM deal was found by Cheapflights users on 3/9. 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.
Tue 4/77:14 pm
ORD
- AGP
2 stops14h 21m
KLM
Wed 4/1510:40 am
AGP
- ORD
1 stop34h 35m
KLM
Deal found 3/9![KLM logo]()
$831
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 5/28:00 pm
ORD
- MAD
2 stops27h 50m
United Airlines
Sat 5/2312:45 pm
MAD
- ORD
2 stops29h 19m
United Airlines
Deal found 3/8![United Airlines logo]()
$691
This Finnair deal was found by Cheapflights users on 3/11. 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 8/1011:48 am
STL
- BCN
1 stop18h 12m
Multiple Airlines
Mon 8/243:35 pm
BCN
- STL
1 stop15h 24m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$781
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/11. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:05 pm
ORD
- AGP
1 stop13h 25m
TAP AIR PORTUGAL
Sun 5/173:25 pm
AGP
- ORD
2 stops23h 16m
TAP AIR PORTUGAL
Deal found 3/11![TAP AIR PORTUGAL logo]()
$803
This British Airways deal was found by Cheapflights users on 3/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/75:00 pm
ORD
- PMI
1 stop13h 20m
British Airways
Sat 5/166:45 pm
PMI
- ORD
1 stop26h 05m
British Airways
Deal found 3/9![British Airways logo]()
$886
Last-minute flights from Illinois to SpainDiscover last-minute flight deals from Illinois to Spain. Data last updated March 14, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Spain. Data last updated March 14, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 3/13. 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.
Sat 4/116:05 pm
ORD
- AGP
1 stop32h 30m
TAP AIR PORTUGAL
Fri 4/247:00 am
AGP
- ORD
1 stop16h 00m
TAP AIR PORTUGAL
Deal found 3/13![TAP AIR PORTUGAL logo]()
$461
This Flightnetwork deal was found by Cheapflights users on 3/11. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:00 pm
ORD
- MAD
1 stop16h 20m
TAP AIR PORTUGAL
Tue 4/218:10 pm
MAD
- ORD
1 stop26h 50m
TAP AIR PORTUGAL
Deal found 3/11![TAP AIR PORTUGAL logo]()
$475
This AirNGo deal was found by Cheapflights users on 3/9. 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 AirNGo 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
Tue 4/287:00 pm
BCN
- ORD
1 stop28h 10m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$446
This oojo deal was found by Cheapflights users on 3/9. 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 4/177:00 pm
BCN
- ORD
1 stop28h 10m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$449
This FlightHub deal was found by Cheapflights users on 3/9. 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 4/157:15 pm
ORD
- AGP
2 stops32h 00m
Scandinavian Airlines
Wed 4/2211:05 am
AGP
- ORD
2 stops60h 05m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$472
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Sat 4/187:15 pm
ORD
- AGP
2 stops41h 00m
Scandinavian Airlines
Fri 5/17:55 pm
AGP
- ORD
2 stops27h 15m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$457
This Scandinavian Airlines deal was found by Cheapflights users on 3/11. 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.
Mon 4/207:15 pm
ORD
- AGP
1 stop18h 05m
Scandinavian Airlines
Sun 5/108:15 pm
AGP
- ORD
1 stop26h 55m
Scandinavian Airlines
Deal found 3/11![Scandinavian Airlines logo]()
$477
This Mytrip deal was found by Cheapflights users on 3/12. 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.
Wed 4/227:25 pm
ORD
- BCN
1 stop12h 20m
Icelandair
Wed 4/293:45 pm
BCN
- ORD
1 stop33h 30m
Icelandair
Deal found 3/12![Icelandair logo]()
$466
This oojo deal was found by Cheapflights users on 3/10. 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 4/2410:25 pm
ORD
- BCN
1 stop33h 20m
Icelandair
Wed 4/293:45 pm
BCN
- ORD
1 stop33h 30m
Icelandair
Deal found 3/10![Icelandair logo]()
$469
This Mytrip deal was found by Cheapflights users on 3/11. 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.
Sat 4/257:25 pm
ORD
- BCN
1 stop12h 20m
Icelandair
Wed 5/63:45 pm
BCN
- ORD
1 stop12h 40m
Icelandair
Deal found 3/11![Icelandair logo]()
$460
This oojo deal was found by Cheapflights users on 3/10. 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 4/267:25 pm
ORD
- BCN
1 stop12h 20m
Icelandair
Wed 5/63:45 pm
BCN
- ORD
1 stop12h 40m
Icelandair
Deal found 3/10![Icelandair logo]()
$473
This Scandinavian Airlines deal was found by Cheapflights users on 3/9. 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 4/297:15 pm
ORD
- AGP
1 stop18h 25m
Scandinavian Airlines
Wed 5/209:10 pm
AGP
- ORD
1 stop26h 00m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$469
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 March 14, 2026.
Search for one-way flight options from Illinois to Spain. Find affordable one-way fares based on user searches. Data last updated March 14, 2026.
This Trip.com deal was found by Cheapflights users on 3/9. 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.
Fri 4/2410:25 pm
ORD
- BCN
2 stops17h 30m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$225
This Trip.com deal was found by Cheapflights users on 3/9. 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.
Sun 4/197:25 pm
ORD
- AGP
2 stops22h 45m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$226
This Trip.com deal was found by Cheapflights users on 3/11. 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 4/147:25 pm
ORD
- BCN
2 stops22h 00m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$235
This Trip.com deal was found by Cheapflights users on 3/11. 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 4/217:25 pm
ORD
- BCN
2 stops22h 00m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$242
This Trip.com deal was found by Cheapflights users on 3/11. 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 4/207:25 pm
ORD
- BCN
2 stops22h 35m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 4/277:25 pm
ORD
- BCN
2 stops20h 35m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 4/1210:25 pm
ORD
- BCN
2 stops43h 20m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/87:25 pm
ORD
- BCN
3 stops20h 20m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Sat 4/257:25 pm
ORD
- AGP
2 stops22h 00m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$257
This oojo deal was found by Cheapflights users on 3/13. 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 8/18:30 pm
ORD
- PMI
2 stops34h 10m
British Airways
Deal found 3/13![British Airways logo]()
$286
This FlightHub deal was found by Cheapflights users on 3/10. 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.
Sat 8/82:40 pm
STL
- MAD
2 stops33h 10m
Air Canada
Deal found 3/10![Air Canada logo]()
$299
This oojo deal was found by Cheapflights users on 3/10. 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 8/81:01 pm
STL
- MAD
1 stop33h 29m
British Airways
Deal found 3/10![British Airways logo]()
$301
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 14, 2026.
Round-trip from | $437 (lol.travel) |
|---|---|
One-way from | $225 (Trip.com) |
Popular in | June |
Cheapest in | February |
Average price | $672 |
Good round-trip deal | $607 or less |
Good one-way deal | $472 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 March 14, 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
Cheapest round-trip
ChicagoSeville
ORD - SVQ
ORDSVQ
Chicago O'Hare Intl
Fri 4/10
6:00 pm-12:25 am
1 stop23h 25m
Sevilla
Fri 4/17
6:30 am-4:00 pm
1 stop16h 30m
$448
ChicagoMadrid
ORD - MAD
ORDMAD
Chicago O'Hare Intl
Tue 5/5
6:50 am-5:40 pm
2 stops27h 50m
Madrid Barajas
Tue 5/19
7:45 pm-4:10 pm
1 stop27h 25m
$521
ChicagoPalma de Mallorca
ORD - PMI
ORDPMI
Chicago O'Hare Intl
Mon 4/13
7:15 pm-9:05 am
1 stop30h 50m
Palma de Mallorca Son Sant Joan
Fri 4/17
9:55 am-4:10 pm
1 stop13h 15m
$539
ChicagoSeville
ORD - SVQ
ORDSVQ
Chicago O'Hare Intl
Fri 4/17
8:10 pm-5:35 pm
1 stop38h 25m
Sevilla
Mon 4/20
11:35 am-9:40 am
1 stop29h 05m
$568
ChicagoSeville
ORD - SVQ
ORDSVQ
Chicago O'Hare Intl
Thu 4/16
11:25 am-5:35 pm
1 stop23h 10m
Sevilla
Mon 4/20
11:35 am-9:40 am
1 stop29h 05m
$568
ChicagoSeville
ORD - SVQ
ORDSVQ
Chicago O'Hare Intl
Wed 4/8
8:10 pm-5:35 pm
1 stop38h 25m
Sevilla
Thu 4/16
6:35 pm-9:40 am
1 stop22h 05m
$568
ChicagoSeville
ORD - SVQ
ORDSVQ
Chicago O'Hare Intl
Wed 4/15
8:10 pm-5:35 pm
1 stop38h 25m
Sevilla
Sun 4/19
6:35 pm-9:40 am
1 stop22h 05m
$568
ChicagoMálaga
ORD - AGP
ORDAGP
Chicago O'Hare Intl
Mon 5/11
7:15 pm-10:15 am
2 stops32h 00m
Malaga
Mon 5/18
8:05 pm-4:10 pm
2 stops27h 05m
$609
ChicagoBarcelona
ORD - BCN
ORDBCN
Chicago O'Hare Intl
Mon 4/13
5:04 pm-2:50 pm
2 stops14h 46m
Barcelona-El Prat
Tue 4/28
6:20 am-2:15 pm
1 stop14h 55m
$613
ChicagoSeville
ORD - SVQ
ORDSVQ
Chicago O'Hare Intl
Wed 4/29
8:10 pm-5:35 pm
1 stop38h 25m
Sevilla
Sun 5/17
6:35 pm-9:40 am
1 stop22h 05m
$616
Showing 1-10 of 60 resultsSorted by cheapest first
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-AGP
ORD-PMI
STL-MAD
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-AGP
ORD-PMI
STL-MAD
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 $288). 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 14, 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 March 14, 2026.
The most flights from USIL to ES0 are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 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.
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 March 14, 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 March 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$120 | Average$203 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$288 | Average$654 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$333 | Average$552 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$354 | Average$705 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$356 | Average$453 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$366 | Average$639 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$393 | Average$751 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$401 | Average$619 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$424 | Average$784 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$435 | Average$950 | FlexibilityNo cancel fee | On-time69% |