$374+ Cheap flights from Illinois to Slovenia
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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LJU
Jul 7 — Jul 141
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Slovenia with Cheapflights
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Cheapest flights from Illinois to SloveniaExplore the most affordable flight options available from Illinois to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 7, 2026.
Explore the most affordable flight options available from Illinois to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 7, 2026.
This Air Serbia deal was found by Cheapflights users on 6/6. 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 Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/267:40 pm
ORD
- LJU
1 stop30h 15m
Air Serbia
Sat 1/29:45 am
LJU
- ORD
1 stop14h 00m
Air Serbia
Deal found 6/6![Air Serbia logo]()
$786
This Turkish Airlines deal was found by Cheapflights users on 6/3. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:10 pm
ORD
- LJU
1 stop16h 10m
Turkish Airlines
Wed 10/141:50 pm
LJU
- ORD
1 stop35h 25m
Turkish Airlines
Deal found 6/3![Turkish Airlines logo]()
$798
This Air Serbia deal was found by Cheapflights users on 6/3. 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:20 pm
ORD
- LJU
1 stop13h 45m
Air Serbia
Sat 9/199:25 am
LJU
- ORD
1 stop18h 50m
Air Serbia
Deal found 6/3![Air Serbia logo]()
$818
This Turkish Airlines deal was found by Cheapflights users on 6/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:10 pm
ORD
- LJU
1 stop29h 35m
Turkish Airlines
Mon 12/79:10 am
LJU
- ORD
1 stop31h 50m
Turkish Airlines
Deal found 6/2![Turkish Airlines logo]()
$838
This Expedia deal was found by Cheapflights users on 6/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/115:00 pm
ORD
- LJU
1 stop14h 15m
Multiple Airlines
Sat 10/179:25 am
LJU
- ORD
1 stop18h 50m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$856
This Trip.com deal was found by Cheapflights users on 6/6. 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 9/308:10 pm
ORD
- LJU
1 stop29h 35m
Turkish Airlines
Sun 10/119:40 am
LJU
- ORD
1 stop15h 35m
Turkish Airlines
Deal found 6/6![Turkish Airlines logo]()
$857
This Turkish Airlines deal was found by Cheapflights users on 6/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:25 am
ORD
- LJU
1 stop14h 20m
Turkish Airlines
Sat 9/128:15 pm
LJU
- ORD
1 stop20h 25m
Turkish Airlines
Deal found 6/2![Turkish Airlines logo]()
$858
This Turkish Airlines deal was found by Cheapflights users on 6/4. 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 8/208:10 pm
ORD
- LJU
1 stop33h 45m
Turkish Airlines
Wed 9/21:50 pm
LJU
- ORD
1 stop26h 50m
Turkish Airlines
Deal found 6/4![Turkish Airlines logo]()
$869
This Cheapflightsfares deal was found by Cheapflights users on 6/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:10 pm
ORD
- LJU
1 stop16h 10m
Turkish Airlines
Mon 9/78:15 pm
LJU
- ORD
1 stop20h 25m
Turkish Airlines
Deal found 6/3![Turkish Airlines logo]()
$881
This Turkish Airlines deal was found by Cheapflights users on 6/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:10 pm
ORD
- LJU
1 stop16h 10m
Turkish Airlines
Tue 10/208:15 pm
LJU
- ORD
1 stop20h 25m
Turkish Airlines
Deal found 6/2![Turkish Airlines logo]()
$884
This Turkish Airlines deal was found by Cheapflights users on 6/6. 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.
Tue 9/2911:25 am
ORD
- LJU
1 stop18h 30m
Turkish Airlines
Sun 10/119:40 am
LJU
- ORD
1 stop31h 00m
Turkish Airlines
Deal found 6/6![Turkish Airlines logo]()
$888
This Air France deal was found by Cheapflights users on 6/6. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:27 pm
MDW
- LJU
2 stops14h 53m
Multiple Airlines
Wed 8/266:00 am
LJU
- MDW
2 stops17h 15m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$949
Best flights from Illinois to SloveniaDiscover carefully curated flight deals from Illinois to Slovenia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 7, 2026.
Discover carefully curated flight deals from Illinois to Slovenia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 7, 2026.
This Air Serbia deal was found by Cheapflights users on 6/3. 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:20 pm
ORD
- LJU
1 stop13h 45m
Air Serbia
Sat 9/199:25 am
LJU
- ORD
1 stop18h 50m
Air Serbia
Deal found 6/3![Air Serbia logo]()
$818
This Turkish Airlines deal was found by Cheapflights users on 6/5. 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.
Sun 10/118:10 pm
ORD
- LJU
1 stop16h 10m
Turkish Airlines
Mon 12/77:40 pm
LJU
- ORD
1 stop21h 20m
Turkish Airlines
Deal found 6/5![Turkish Airlines logo]()
$838
This Delta deal was found by Cheapflights users on 6/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:00 pm
ORD
- LJU
2 stops15h 20m
Delta
Wed 8/266:00 am
LJU
- ORD
1 stop15h 30m
Delta
Deal found 6/3![Delta logo]()
$940
This United Airlines deal was found by Cheapflights users on 6/6. 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 8/159:29 pm
ORD
- LJU
2 stops32h 06m
United Airlines
Fri 8/2110:05 am
LJU
- ORD
2 stops32h 16m
United Airlines
Deal found 6/6![United Airlines logo]()
$948
This Air France deal was found by Cheapflights users on 6/6. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:27 pm
MDW
- LJU
2 stops14h 53m
Multiple Airlines
Wed 8/266:00 am
LJU
- MDW
2 stops17h 15m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$949
This KLM deal was found by Cheapflights users on 6/5. 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.
Sun 10/113:35 pm
ORD
- LJU
2 stops14h 50m
KLM
Mon 12/712:25 pm
LJU
- ORD
1 stop33h 45m
KLM
Deal found 6/5![KLM logo]()
$964
This Turkish Airlines deal was found by Cheapflights users on 6/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:25 am
ORD
- LJU
1 stop14h 20m
Turkish Airlines
Sat 9/128:15 pm
LJU
- ORD
1 stop20h 25m
Turkish Airlines
Deal found 6/2![Turkish Airlines logo]()
$858
This Turkish Airlines deal was found by Cheapflights users on 6/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:10 pm
ORD
- LJU
1 stop16h 10m
Turkish Airlines
Tue 10/208:15 pm
LJU
- ORD
1 stop20h 25m
Turkish Airlines
Deal found 6/2![Turkish Airlines logo]()
$884
This United deal was found by Cheapflights users on 6/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2711:05 am
ORD
- LJU
2 stops15h 10m
Multiple Airlines
Mon 8/1010:50 am
LJU
- ORD
1 stop32h 45m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$977
This Delta deal was found by Cheapflights users on 6/6. 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.
Sat 8/159:59 am
MDW
- LJU
2 stops18h 21m
Delta
Fri 8/216:00 am
LJU
- MDW
2 stops19h 33m
Delta
Deal found 6/6![Delta logo]()
$999
This Turkish Airlines deal was found by Cheapflights users on 6/6. 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.
Tue 9/2911:25 am
ORD
- LJU
1 stop18h 30m
Turkish Airlines
Sun 10/119:40 am
LJU
- ORD
1 stop31h 00m
Turkish Airlines
Deal found 6/6![Turkish Airlines logo]()
$888
This Delta deal was found by Cheapflights users on 6/6. 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.
Fri 10/91:05 pm
MDW
- LJU
2 stops17h 45m
Delta
Tue 10/206:00 am
LJU
- MDW
2 stops19h 37m
Delta
Deal found 6/6![Delta logo]()
$1,022
This Turkish Airlines deal was found by Cheapflights users on 6/4. 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 9/118:10 pm
ORD
- LJU
1 stop29h 35m
Turkish Airlines
Sun 9/209:40 am
LJU
- ORD
1 stop31h 00m
Turkish Airlines
Deal found 6/4![Turkish Airlines logo]()
$898
This Delta deal was found by Cheapflights users on 6/2. 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.
Fri 9/119:30 am
MDW
- LJU
2 stops20h 55m
Delta
Tue 9/226:00 am
LJU
- MDW
2 stops19h 33m
Delta
Deal found 6/2![Delta logo]()
$1,027
This Delta deal was found by Cheapflights users on 6/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:51 pm
MDW
- LJU
2 stops14h 29m
Delta
Mon 8/316:00 am
LJU
- MDW
2 stops17h 59m
Delta
Deal found 6/3![Delta logo]()
$1,032
This Delta deal was found by Cheapflights users on 6/4. 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 7/279:54 am
MDW
- LJU
2 stops18h 26m
Delta
Mon 8/106:00 am
LJU
- MDW
2 stops19h 33m
Delta
Deal found 6/4![Delta logo]()
$1,042
This Delta deal was found by Cheapflights users on 6/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/199:19 am
MDW
- LJU
2 stops19h 01m
Delta
Mon 7/276:00 am
LJU
- MDW
2 stops19h 18m
Delta
Deal found 6/3![Delta logo]()
$1,064
This Delta deal was found by Cheapflights users on 6/2. 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 7/91:18 pm
MDW
- LJU
2 stops15h 47m
Delta
Sun 7/196:00 am
LJU
- MDW
2 stops19h 25m
Delta
Deal found 6/2![Delta logo]()
$1,129
This Delta deal was found by Cheapflights users on 6/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:18 pm
MDW
- LJU
2 stops15h 47m
Delta
Sat 8/16:00 am
LJU
- MDW
2 stops18h 52m
Delta
Deal found 6/3![Delta logo]()
$1,527
Last-minute flights from Illinois to SloveniaDiscover last-minute flight deals from Illinois to Slovenia. Data last updated June 7, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Slovenia. Data last updated June 7, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/294:40 pm
ORD
- LJU
1 stop33h 10m
Air Serbia
Sun 7/122:50 pm
LJU
- ORD
1 stop30h 40m
Air Serbia
Deal found 6/6![Air Serbia logo]()
$955
This Delta deal was found by Cheapflights users on 6/2. 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 7/91:18 pm
MDW
- LJU
2 stops15h 47m
Delta
Sun 7/196:00 am
LJU
- MDW
2 stops19h 25m
Delta
Deal found 6/2![Delta logo]()
$1,129
This oojo deal was found by Cheapflights users on 6/3. 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.
Sun 7/193:35 pm
ORD
- LJU
1 stop20h 50m
Lufthansa
Mon 7/278:05 pm
LJU
- ORD
1 stop29h 10m
Lufthansa
Deal found 6/3![Lufthansa logo]()
$971
This KLM deal was found by Cheapflights users on 6/5. 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.
Sun 7/195:10 pm
ORD
- LJU
1 stop18h 05m
KLM
Mon 7/277:00 pm
LJU
- ORD
1 stop27h 10m
KLM
Deal found 6/5![KLM logo]()
$1,000
This Gotogate deal was found by Cheapflights users on 6/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1911:05 am
ORD
- LJU
2 stops15h 40m
Multiple Airlines
Mon 7/272:05 pm
LJU
- ORD
1 stop29h 50m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$1,005
This Delta deal was found by Cheapflights users on 6/2. 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.
Sun 7/199:19 am
MDW
- LJU
2 stops19h 01m
Delta
Mon 7/276:00 am
LJU
- MDW
2 stops19h 18m
Delta
Deal found 6/2![Delta logo]()
$1,064
This KAYAK deal was found by Cheapflights users on 6/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:35 pm
ORD
- LJU
1 stop14h 00m
Lufthansa
Wed 7/296:25 am
LJU
- ORD
1 stop15h 30m
Lufthansa
Deal found 6/3![Lufthansa logo]()
$982
This Delta deal was found by Cheapflights users on 6/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2212:27 pm
ORD
- LJU
2 stops15h 53m
Delta
Wed 7/296:00 am
LJU
- ORD
2 stops19h 19m
Delta
Deal found 6/3![Delta logo]()
$994
This Flightnetwork deal was found by Cheapflights users on 6/4. 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.
Mon 7/273:35 pm
ORD
- LJU
1 stop10h 20m
Lufthansa
Mon 8/102:05 pm
LJU
- ORD
1 stop29h 50m
Lufthansa
Deal found 6/4![Lufthansa logo]()
$947
This United deal was found by Cheapflights users on 6/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2711:05 am
ORD
- LJU
2 stops15h 10m
Multiple Airlines
Mon 8/1010:50 am
LJU
- ORD
1 stop32h 45m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$977
This Delta deal was found by Cheapflights users on 6/4. 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 7/279:54 am
MDW
- LJU
2 stops18h 26m
Delta
Mon 8/106:00 am
LJU
- MDW
2 stops19h 33m
Delta
Deal found 6/4![Delta logo]()
$1,042
This oojo deal was found by Cheapflights users on 6/4. 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.
Thu 7/303:35 pm
ORD
- LJU
1 stop20h 50m
Lufthansa
Fri 8/76:35 am
LJU
- ORD
1 stop20h 20m
Lufthansa
Deal found 6/4![Lufthansa logo]()
$988
One-way flights from Illinois to SloveniaSearch for one-way flight options from Illinois to Slovenia. Find affordable one-way fares based on user searches. Data last updated June 7, 2026.
Search for one-way flight options from Illinois to Slovenia. Find affordable one-way fares based on user searches. Data last updated June 7, 2026.
This oojo deal was found by Cheapflights users on 6/4. 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 10/206:35 pm
ORD
- LJU
2 stops15h 40m
British Airways
Deal found 6/4![British Airways logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 10/410:25 pm
ORD
- LJU
3 stops28h 15m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 10/910:25 pm
ORD
- LJU
2 stops29h 55m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 10/37:25 pm
ORD
- LJU
2 stops31h 50m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$400
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 10/57:25 pm
ORD
- LJU
2 stops31h 55m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 10/87:25 pm
ORD
- LJU
3 stops30h 25m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$408
This Trip.com deal was found by Cheapflights users on 6/5. 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 10/157:25 pm
ORD
- LJU
2 stops17h 25m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$416
This oojo deal was found by Cheapflights users on 6/5. 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.
Thu 10/159:15 pm
ORD
- LJU
1 stop30h 30m
British Airways
Deal found 6/5![British Airways logo]()
$425
This British Airways deal was found by Cheapflights users on 6/6. 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 10/85:00 pm
ORD
- LJU
1 stop20h 30m
British Airways
Deal found 6/6![British Airways logo]()
$431
This Delta deal was found by Cheapflights users on 6/5. 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 10/1512:30 pm
MDW
- LJU
2 stops18h 20m
Delta
Deal found 6/5![Delta logo]()
$518
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 10/151:02 pm
MDW
- LJU
3 stops48h 48m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$535
Find flight deals from Illinois to Slovenia
Keep the following information in mind while searching for Illinois to Slovenia flight deals. Data was last updated June 7, 2026.
Round-trip from | $798 (Turkish Airlines) |
|---|---|
One-way from | $374 (oojo) |
Popular in | June |
Cheapest in | February |
Average price | $1,779 |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Slovenia 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 June 7, 2026.
Use the filters below to find and compare flights from Illinois to Slovenia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoLjubljana
ORD - LJU
ORDLJU
Chicago O'Hare Intl
Sat 8/29
11:20 pm-8:05 pm
1 stop13h 45m
Ljubljana Joze Pucnik
Sat 9/19
9:25 am-9:15 pm
1 stop18h 50m
$818
ChicagoLjubljana
ORD - LJU
ORDLJU
Chicago O'Hare Intl
Sun 10/11
8:10 pm-7:20 pm
1 stop16h 10m
Ljubljana Joze Pucnik
Mon 12/7
7:40 pm-10:00 am
1 stop21h 20m
$838
ChicagoLjubljana
ORD - LJU
ORDLJU
Chicago O'Hare Intl
Thu 9/3
11:25 am-8:45 am
1 stop14h 20m
Ljubljana Joze Pucnik
Sat 9/12
8:15 pm-9:40 am
1 stop20h 25m
$858
ChicagoLjubljana
ORD - LJU
ORDLJU
Chicago O'Hare Intl
Fri 10/9
8:10 pm-7:20 pm
1 stop16h 10m
Ljubljana Joze Pucnik
Tue 10/20
8:15 pm-9:40 am
1 stop20h 25m
$884
ChicagoLjubljana
ORD - LJU
ORDLJU
Chicago O'Hare Intl
Tue 9/29
11:25 am-12:55 pm
1 stop18h 30m
Ljubljana Joze Pucnik
Sun 10/11
9:40 am-9:40 am
1 stop31h 00m
$888
ChicagoLjubljana
ORD - LJU
ORDLJU
Chicago O'Hare Intl
Fri 9/11
8:10 pm-8:45 am
1 stop29h 35m
Ljubljana Joze Pucnik
Sun 9/20
9:40 am-9:40 am
1 stop31h 00m
$898
Quickest round-trip
ChicagoLjubljana
ORD - LJU
ORDLJU
Chicago O'Hare Intl
Mon 8/17
1:00 pm-11:20 am
2 stops15h 20m
Ljubljana Joze Pucnik
Wed 8/26
6:00 am-2:30 pm
1 stop15h 30m
$940
ChicagoLjubljana
ORD - LJU
ORDLJU
Chicago O'Hare Intl
Sat 8/15
9:29 pm-12:35 pm
2 stops32h 06m
Ljubljana Joze Pucnik
Fri 8/21
10:05 am-11:21 am
2 stops32h 16m
$948
ChicagoLjubljana
MDW - LJU
MDWLJU
Chicago Midway
Mon 8/17
1:27 pm-11:20 am
2 stops14h 53m
Ljubljana Joze Pucnik
Wed 8/26
6:00 am-4:15 pm
2 stops17h 15m
$949
ChicagoLjubljana
ORD - LJU
ORDLJU
Chicago O'Hare Intl
Sun 10/11
3:35 pm-1:25 pm
2 stops14h 50m
Ljubljana Joze Pucnik
Mon 12/7
12:25 pm-3:10 pm
1 stop33h 45m
$964
Showing 1-10 of 27 resultsSorted by cheapest first
Best time to book a flight from Illinois to Slovenia
Have a flexible travel schedule? Discover the best time to fly to Slovenia from Illinois with our price prediction graph.
ORD-LJU
MDW-LJU
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 Slovenia
USIL-SI0
ORD-LJU
MDW-LJU
What is the cheapest month to book a flight from Illinois to Slovenia?
Currently, March is the cheapest month in which you can book a flight from Illinois to Slovenia (average of $513). Flying from Illinois to Slovenia in June is currently the most expensive (average of $935). 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 Slovenia. 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
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Alternative routes for Illinois to Slovenia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Slovenia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Slovenia by cabin class
Find flights from Illinois to Slovenia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Slovenia flights
Browse other Illinois and Slovenia flight options. Last updated on June 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Slovenia
Find the right flight back to Illinois after your stay in Slovenia
Illinois to Slovenia flights
Consider these flights traveling from Illinois to Slovenia.
Top 3 airlines flying from Illinois to Slovenia
Discover the top 3 airlines that operate flights from Illinois to Slovenia. 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 June 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$587 | Average$750 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$697 | Average$883 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$849 | Average$990 | FlexibilityNo cancel fee | On-time76% |