$190+ Cheap flights from Illinois to Barcelona
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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BCN
Mar 16 — Mar 231
1 adult, Economy
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Cheapest flights from Illinois to BarcelonaExplore the most affordable flight options available from Illinois to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.
Explore the most affordable flight options available from Illinois to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/12. 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.
Wed 4/226:31 am
ORD
- BCN
1 stop23h 49m
Multiple Airlines
Wed 4/296:40 pm
BCN
- ORD
1 stop25h 20m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 2/12. 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.
Wed 4/227:30 am
MDW
- BCN
1 stop22h 50m
Multiple Airlines
Wed 4/296:40 pm
BCN
- MDW
1 stop25h 20m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$431
This oojo deal was found by Cheapflights users on 2/12. 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.
Sun 11/18:15 pm
ORD
- BCN
1 stop20h 30m
TAP AIR PORTUGAL
Sat 11/146:05 pm
BCN
- ORD
1 stop27h 55m
TAP AIR PORTUGAL
Deal found 2/12![TAP AIR PORTUGAL logo]()
$432
This oojo deal was found by Cheapflights users on 2/12. 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.
Wed 4/227:25 pm
ORD
- BCN
1 stop12h 20m
Icelandair
Sat 5/233:45 pm
BCN
- ORD
1 stop33h 30m
Icelandair
Deal found 2/12![Icelandair logo]()
$433
This oojo deal was found by Cheapflights users on 2/12. 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.
Sun 5/107:25 pm
ORD
- BCN
1 stop12h 20m
Icelandair
Fri 5/153:45 pm
BCN
- ORD
1 stop12h 40m
Icelandair
Deal found 2/12![Icelandair logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:31 am
ORD
- BCN
1 stop23h 49m
Multiple Airlines
Wed 5/66:40 pm
BCN
- ORD
1 stop25h 20m
Multiple Airlines
Deal found 2/13![Multiple Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Wed 3/47:10 pm
ORD
- BCN
1 stop11h 35m
TAP AIR PORTUGAL
Wed 3/116:45 am
BCN
- ORD
1 stop15h 15m
TAP AIR PORTUGAL
Deal found 2/11![TAP AIR PORTUGAL logo]()
$440
This oojo deal was found by Cheapflights users on 2/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:15 pm
ORD
- BCN
1 stop15h 55m
Scandinavian Airlines
Fri 4/176:00 pm
BCN
- ORD
1 stop29h 10m
Scandinavian Airlines
Deal found 2/11![Scandinavian Airlines logo]()
$441
This oojo deal was found by Cheapflights users on 2/12. 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.
Wed 4/156:00 pm
ORD
- BCN
1 stop13h 00m
TAP AIR PORTUGAL
Wed 4/226:00 am
BCN
- ORD
1 stop17h 00m
TAP AIR PORTUGAL
Deal found 2/12![TAP AIR PORTUGAL logo]()
$442
This Vliegwinkel deal was found by Cheapflights users on 2/14. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:15 pm
ORD
- BCN
1 stop15h 55m
Scandinavian Airlines
Tue 4/147:00 pm
BCN
- ORD
1 stop28h 10m
Scandinavian Airlines
Deal found 2/14![Scandinavian Airlines logo]()
$443
This Cheapflightsfares deal was found by Cheapflights users on 2/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/278:15 pm
ORD
- BCN
1 stop20h 30m
TAP AIR PORTUGAL
Wed 3/46:45 am
BCN
- ORD
1 stop15h 15m
TAP AIR PORTUGAL
Deal found 2/11![TAP AIR PORTUGAL logo]()
$444
This FlightHub deal was found by Cheapflights users on 2/10. 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.
Thu 5/77:25 pm
ORD
- BCN
1 stop12h 20m
Icelandair
Sun 5/245:30 pm
BCN
- ORD
1 stop34h 55m
Icelandair
Deal found 2/10![Icelandair logo]()
$445
Best flights from Illinois to BarcelonaDiscover carefully curated flight deals from Illinois to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 14, 2026.
Discover carefully curated flight deals from Illinois to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 14, 2026.
This United Airlines deal was found by Cheapflights users on 2/12. 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.
Sat 4/186:01 pm
ORD
- BCN
1 stop31h 19m
United Airlines
Wed 4/291:15 pm
BCN
- ORD
2 stops54h 02m
United Airlines
Deal found 2/12![United Airlines logo]()
$480
This Delta deal was found by Cheapflights users on 2/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:50 am
ORD
- BCN
2 stops16h 10m
Delta
Wed 3/116:00 am
BCN
- ORD
1 stop15h 20m
Delta
Deal found 2/11![Delta logo]()
$496
This British Airways deal was found by Cheapflights users on 2/14. 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.
Tue 5/57:05 pm
ORD
- BCN
1 stop12h 10m
British Airways
Thu 5/1410:30 am
BCN
- ORD
Nonstop9h 50m
British Airways
Deal found 2/14![British Airways logo]()
$508
This Trip.com deal was found by Cheapflights users on 2/11. 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 4/149:34 am
STL
- BCN
1 stop15h 01m
Iberia
Tue 4/289:30 pm
BCN
- STL
1 stop29h 00m
Iberia
Deal found 2/11![Iberia logo]()
$515
This Virgin Atlantic deal was found by Cheapflights users on 2/13. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/271:23 pm
MDW
- BCN
2 stops16h 27m
Virgin Atlantic
Wed 5/611:00 am
BCN
- MDW
1 stop18h 28m
Virgin Atlantic
Deal found 2/13![Virgin Atlantic logo]()
$529
This Finnair deal was found by Cheapflights users on 2/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:06 am
STL
- BCN
1 stop18h 54m
Multiple Airlines
Sun 4/263:30 pm
BCN
- STL
1 stop25h 46m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$543
This KLM deal was found by Cheapflights users on 2/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:21 pm
MDW
- BCN
1 stop12h 29m
KLM
Wed 4/2911:00 am
BCN
- MDW
1 stop18h 28m
KLM
Deal found 2/11![KLM logo]()
$558
This United Airlines deal was found by Cheapflights users on 2/11. 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 3/32:30 pm
ORD
- BCN
1 stop10h 50m
United Airlines
Tue 3/1012:35 pm
BCN
- ORD
1 stop13h 35m
United Airlines
Deal found 2/11![United Airlines logo]()
$488
This Delta deal was found by Cheapflights users on 2/13. 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.
Tue 3/2410:45 am
ORD
- BCN
2 stops17h 40m
Delta
Wed 4/19:20 am
BCN
- ORD
1 stop12h 10m
Delta
Deal found 2/13![Delta logo]()
$501
This Delta deal was found by Cheapflights users on 2/13. 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.
Wed 4/225:59 pm
STL
- BCN
2 stops13h 51m
Delta
Wed 4/296:10 am
BCN
- STL
2 stops24h 24m
Delta
Deal found 2/13![Delta logo]()
$503
This United Airlines deal was found by Cheapflights users on 2/12. 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 4/269:40 pm
ORD
- BCN
Nonstop8h 35m
United Airlines
Tue 5/53:15 pm
BCN
- ORD
Nonstop9h 30m
United Airlines
Deal found 2/12![United Airlines logo]()
$510
This American Airlines deal was found by Cheapflights users on 2/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:00 am
MLI
- BCN
1 stop21h 35m
American Airlines
Sat 5/3010:30 am
BCN
- MLI
1 stop20h 22m
American Airlines
Deal found 2/11![American Airlines logo]()
$1,198
This Delta deal was found by Cheapflights users on 2/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1012:15 pm
ORD
- BCN
2 stops16h 10m
Delta
Tue 3/179:45 am
BCN
- ORD
1 stop15h 08m
Delta
Deal found 2/11![Delta logo]()
$505
This Virgin Atlantic deal was found by Cheapflights users on 2/12. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:21 pm
MDW
- BCN
1 stop12h 29m
Virgin Atlantic
Wed 4/2911:00 am
BCN
- MDW
1 stop18h 28m
Virgin Atlantic
Deal found 2/12![Virgin Atlantic logo]()
$619
This United Airlines deal was found by Cheapflights users on 2/12. 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.
Tue 5/58:45 am
ORD
- BCN
1 stop16h 15m
United Airlines
Tue 5/193:15 pm
BCN
- ORD
Nonstop9h 30m
United Airlines
Deal found 2/12![United Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 2/14. 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 4/225:04 pm
ORD
- BCN
2 stops14h 46m
Delta
Wed 4/291:25 pm
BCN
- ORD
2 stops17h 34m
Delta
Deal found 2/14![Delta logo]()
$505
This Delta deal was found by Cheapflights users on 2/14. 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 3/41:29 pm
MDW
- BCN
2 stops13h 56m
Delta
Wed 3/119:45 am
BCN
- MDW
1 stop18h 46m
Delta
Deal found 2/14![Delta logo]()
$505
This United Airlines deal was found by Cheapflights users on 2/11. 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 4/1411:15 am
STL
- BCN
2 stops14h 45m
United Airlines
Sun 4/266:40 am
BCN
- STL
1 stop13h 45m
United Airlines
Deal found 2/11![United Airlines logo]()
$584
This Delta deal was found by Cheapflights users on 2/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:10 pm
MDW
- BCN
2 stops17h 05m
Delta
Tue 3/179:45 am
BCN
- MDW
1 stop13h 37m
Delta
Deal found 2/11![Delta logo]()
$505
This Mytrip deal was found by Cheapflights users on 2/11. 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 3/2810:00 am
ORD
- REU
2 stops29h 10m
Multiple Airlines
Sat 4/411:25 am
REU
- ORD
2 stops32h 10m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$874
This Delta deal was found by Cheapflights users on 2/12. 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 3/247:10 am
ORD
- BCN
2 stops17h 50m
Delta
Tue 3/316:20 am
BCN
- ORD
2 stops20h 57m
Delta
Deal found 2/12![Delta logo]()
$506
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Sat 5/91:00 pm
STL
- BCN
1 stop12h 00m
United Airlines
Wed 5/2012:15 pm
BCN
- STL
1 stop14h 50m
United Airlines
Deal found 2/11![United Airlines logo]()
$674
This Delta deal was found by Cheapflights users on 2/13. 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.
Sun 3/85:25 pm
ORD
- BCN
1 stop11h 00m
Delta
Wed 3/186:00 am
BCN
- ORD
2 stops21h 10m
Delta
Deal found 2/13![Delta logo]()
$508
This United Airlines deal was found by Cheapflights users on 2/14. 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 2/257:41 am
STL
- BCN
2 stops18h 19m
United Airlines
Sun 3/16:50 am
BCN
- STL
1 stop14h 05m
United Airlines
Deal found 2/14![United Airlines logo]()
$685
This oojo deal was found by Cheapflights users on 2/13. 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 6/206:49 pm
PIA
- BCN
1 stop32h 46m
British Airways
Fri 6/2610:30 am
BCN
- PIA
1 stop20h 29m
British Airways
Deal found 2/13![British Airways logo]()
$1,107
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/309:00 pm
ORD
- REU
1 stop17h 50m
Multiple Airlines
Mon 4/610:25 am
REU
- ORD
2 stops16h 37m
Multiple Airlines
Deal found 2/13![Multiple Airlines logo]()
$1,009
This Delta deal was found by Cheapflights users on 2/12. 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 4/285:21 pm
MDW
- BCN
1 stop12h 29m
Delta
Wed 5/611:00 am
BCN
- MDW
1 stop18h 28m
Delta
Deal found 2/12![Delta logo]()
$525
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:35 am
PIA
- BCN
2 stops19h 25m
United Airlines
Sun 3/110:30 am
BCN
- PIA
2 stops17h 56m
United Airlines
Deal found 2/10![United Airlines logo]()
$691
This Delta deal was found by Cheapflights users on 2/14. 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 3/235:15 pm
STL
- BCN
1 stop31h 45m
Delta
Wed 4/83:15 pm
BCN
- STL
1 stop32h 16m
Delta
Deal found 2/14![Delta logo]()
$528
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Wed 2/256:30 am
MLI
- BCN
2 stops19h 30m
United Airlines
Sun 3/110:30 am
BCN
- MLI
2 stops17h 57m
United Airlines
Deal found 2/11![United Airlines logo]()
$691
Last-minute flights from Illinois to BarcelonaDiscover last-minute flight deals from Illinois to Barcelona. Data last updated February 14, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Barcelona. Data last updated February 14, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 2/14. 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
- BCN
1 stop20h 30m
TAP AIR PORTUGAL
Tue 3/39:10 pm
BCN
- ORD
1 stop24h 50m
TAP AIR PORTUGAL
Deal found 2/14![TAP AIR PORTUGAL logo]()
$432
This oojo deal was found by Cheapflights users on 2/13. 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.
Fri 2/208:15 pm
ORD
- BCN
1 stop20h 30m
TAP AIR PORTUGAL
Sun 3/16:45 am
BCN
- ORD
1 stop15h 00m
TAP AIR PORTUGAL
Deal found 2/13![TAP AIR PORTUGAL logo]()
$452
This oojo deal was found by Cheapflights users on 2/13. 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.
Fri 2/208:15 pm
ORD
- BCN
1 stop20h 30m
TAP AIR PORTUGAL
Fri 2/276:45 am
BCN
- ORD
1 stop15h 40m
TAP AIR PORTUGAL
Deal found 2/13![TAP AIR PORTUGAL logo]()
$461
This Cheapflightsfares deal was found by Cheapflights users on 2/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/278:15 pm
ORD
- BCN
1 stop20h 30m
TAP AIR PORTUGAL
Wed 3/46:45 am
BCN
- ORD
1 stop15h 15m
TAP AIR PORTUGAL
Deal found 2/11![TAP AIR PORTUGAL logo]()
$444
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Fri 2/278:15 pm
ORD
- BCN
1 stop20h 30m
TAP AIR PORTUGAL
Thu 3/59:10 pm
BCN
- ORD
1 stop25h 15m
TAP AIR PORTUGAL
Deal found 2/11![TAP AIR PORTUGAL logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 3/19:50 pm
ORD
- BCN
1 stop18h 15m
Lufthansa
Fri 3/136:50 am
BCN
- ORD
1 stop13h 35m
Lufthansa
Deal found 2/11![Lufthansa logo]()
$451
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Wed 3/47:10 pm
ORD
- BCN
1 stop11h 35m
TAP AIR PORTUGAL
Wed 3/116:45 am
BCN
- ORD
1 stop15h 15m
TAP AIR PORTUGAL
Deal found 2/11![TAP AIR PORTUGAL logo]()
$440
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Wed 3/47:10 pm
ORD
- BCN
1 stop11h 35m
TAP AIR PORTUGAL
Sun 3/86:45 am
BCN
- ORD
1 stop15h 00m
TAP AIR PORTUGAL
Deal found 2/11![TAP AIR PORTUGAL logo]()
$458
This KAYAK deal was found by Cheapflights users on 2/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:10 pm
ORD
- BCN
1 stop11h 35m
TAP AIR PORTUGAL
Thu 3/126:05 pm
BCN
- ORD
1 stop28h 20m
TAP AIR PORTUGAL
Deal found 2/11![TAP AIR PORTUGAL logo]()
$470
This Delta deal was found by Cheapflights users on 2/14. 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 3/41:29 pm
MDW
- BCN
2 stops13h 56m
Delta
Tue 3/109:45 am
BCN
- MDW
1 stop13h 37m
Delta
Deal found 2/14![Delta logo]()
$505
This Delta deal was found by Cheapflights users on 2/14. 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 3/41:29 pm
MDW
- BCN
2 stops15h 46m
Delta
Wed 3/119:30 am
BCN
- MDW
2 stops19h 01m
Delta
Deal found 2/14![Delta logo]()
$510
This Vliegwinkel deal was found by Cheapflights users on 2/14. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:15 pm
ORD
- BCN
1 stop15h 55m
Scandinavian Airlines
Tue 4/147:00 pm
BCN
- ORD
1 stop28h 10m
Scandinavian Airlines
Deal found 2/14![Scandinavian Airlines logo]()
$443
One-way flights from Illinois to BarcelonaSearch for one-way flight options from Illinois to Barcelona. Find affordable one-way fares based on user searches. Data last updated February 14, 2026.
Search for one-way flight options from Illinois to Barcelona. Find affordable one-way fares based on user searches. Data last updated February 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 4/197:30 am
MDW
- BCN
1 stop22h 50m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 4/266:31 am
ORD
- BCN
1 stop23h 49m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$204
This Trip.com deal was found by Cheapflights users on 2/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:31 am
ORD
- BCN
1 stop23h 49m
Multiple Airlines
Deal found 2/13![Multiple Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 4/187:30 am
MDW
- BCN
1 stop22h 50m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 4/256:31 am
ORD
- BCN
1 stop23h 49m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 4/228:58 am
ORD
- BCN
1 stop21h 22m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 4/278:58 am
ORD
- BCN
1 stop21h 22m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 4/183:15 pm
ORD
- BCN
2 stops39h 05m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 4/267:30 am
MDW
- BCN
1 stop22h 50m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 2/14![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 2/14. 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
Deal found 2/14![Multiple Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:01 pm
ORD
- BCN
2 stops48h 29m
Multiple Airlines
Deal found 2/13![Multiple Airlines logo]()
$248
Find flight deals from Illinois to Barcelona
Keep the following information in mind while searching for Illinois to Barcelona flight deals. Data was last updated February 14, 2026.
Round-trip from | $431 (Kiwi.com) |
|---|---|
One-way from | $190 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $520 |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Barcelona 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 14, 2026.
Use the filters below to find and compare flights from Illinois to Barcelona that are best for you.
Fly from
Illinois
Fly to
Barcelona
Route
Depart
Return
Price
ChicagoBarcelona
ORD - BCN
ORDBCN
Chicago O'Hare Intl
Sat 4/18
6:01 pm-8:20 am
1 stop31h 19m
Barcelona-El Prat
Wed 4/29
1:15 pm-12:17 pm
2 stops54h 02m
$480
ChicagoBarcelona
ORD - BCN
ORDBCN
Chicago O'Hare Intl
Tue 3/3
2:30 pm-8:20 am
1 stop10h 50m
Barcelona-El Prat
Tue 3/10
12:35 pm-8:10 pm
1 stop13h 35m
$488
ChicagoBarcelona
ORD - BCN
ORDBCN
Chicago O'Hare Intl
Tue 3/3
8:50 am-8:00 am
2 stops16h 10m
Barcelona-El Prat
Wed 3/11
6:00 am-3:20 pm
1 stop15h 20m
$496
ChicagoBarcelona
ORD - BCN
ORDBCN
Chicago O'Hare Intl
Tue 3/24
10:45 am-10:25 am
2 stops17h 40m
Barcelona-El Prat
Wed 4/1
9:20 am-2:30 pm
1 stop12h 10m
$501
St. LouisBarcelona
STL - BCN
STLBCN
Lambert-St Louis
Wed 4/22
5:59 pm-2:50 pm
2 stops13h 51m
Barcelona-El Prat
Wed 4/29
6:10 am-11:34 pm
2 stops24h 24m
$503
ChicagoBarcelona
ORD - BCN
ORDBCN
Chicago O'Hare Intl
Tue 3/10
12:15 pm-10:25 am
2 stops16h 10m
Barcelona-El Prat
Tue 3/17
9:45 am-6:53 pm
1 stop15h 08m
$505
ChicagoBarcelona
ORD - BCN
ORDBCN
Chicago O'Hare Intl
Wed 4/22
5:04 pm-2:50 pm
2 stops14h 46m
Barcelona-El Prat
Wed 4/29
1:25 pm-11:59 pm
2 stops17h 34m
$505
ChicagoBarcelona
MDW - BCN
MDWBCN
Chicago Midway
Wed 3/4
1:29 pm-10:25 am
2 stops13h 56m
Barcelona-El Prat
Wed 3/11
9:45 am-10:31 pm
1 stop18h 46m
$505
ChicagoBarcelona
MDW - BCN
MDWBCN
Chicago Midway
Tue 3/10
1:10 pm-12:15 pm
2 stops17h 05m
Barcelona-El Prat
Tue 3/17
9:45 am-5:22 pm
1 stop13h 37m
$505
ChicagoBarcelona
ORD - BCN
ORDBCN
Chicago O'Hare Intl
Tue 3/24
7:10 am-7:00 am
2 stops17h 50m
Barcelona-El Prat
Tue 3/31
6:20 am-8:17 pm
2 stops20h 57m
$506
Showing 1-10 of 60 results
Best time to book a flight from Illinois to Barcelona
Have a flexible travel schedule? Discover the best time to fly to Barcelona from Illinois with our price prediction graph.
ORD-BCN
STL-BCN
MDW-BCN
PIA-BCN
ORD-REU
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 Barcelona
USIL-S37
ORD-BCN
STL-BCN
MDW-BCN
PIA-BCN
What is the cheapest month to book a flight from Illinois to Barcelona?
Currently, February is the cheapest month in which you can book a flight from Illinois to Barcelona (average of $365). Flying from Illinois to Barcelona in June is currently the most expensive (average of $839). 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.
Related info for your journey
Find useful and relevant information for your journey from Illinois to Barcelona. 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
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Alternative routes for Illinois to Barcelona
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Barcelona by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Barcelona by cabin class
Find flights from Illinois to Barcelona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Barcelona flights
Browse other Illinois and Barcelona flight options. Last updated on February 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Illinois to Barcelona flights
Consider these flights traveling from Illinois to Barcelona.
Top 10 airlines flying from Illinois to Barcelona
Discover the top 10 airlines that operate flights from Illinois to Barcelona. 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 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$264 | Average$618 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$356 | Average$472 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$372 | Average$525 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$401 | Average$775 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$440 | Average$633 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$456 | Average$572 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$464 | Average$653 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$476 | Average$820 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$477 | Average$778 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$484 | Average$740 | FlexibilityNo cancel fee | On-time71% |