$352+ Cheap flights from Warsaw to Illinois
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAW — ORD
Jul 18 — Jul 251
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Warsaw to Illinois 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 Warsaw to Illinois
Cheapest
Best
Last-minute
One-way
Cheapest flights from Warsaw to IllinoisExplore the most affordable flight options available from Warsaw to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.
Explore the most affordable flight options available from Warsaw to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.
This KLM deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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.
Mon 8/3112:25 pm
WAW
- ORD
1 stop32h 50m
KLM
Thu 9/174:20 pm
ORD
- WAW
1 stop12h 20m
KLM
Deal found 6/17![KLM logo]()
$674
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 9/126:00 am
WAW
- MDW
2 stops17h 57m
Delta
Sat 9/1911:25 am
MDW
- WAW
2 stops17h 10m
Delta
Deal found 6/17![Delta logo]()
$674
This Scandinavian Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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.
Sun 8/307:45 pm
WAW
- ORD
1 stop27h 25m
Scandinavian Airlines
Thu 9/107:15 pm
ORD
- WAW
1 stop12h 10m
Scandinavian Airlines
Deal found 6/17![Scandinavian Airlines logo]()
$675
This Flysmarter deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/132:15 pm
WAW
- ORD
1 stop12h 40m
Lufthansa
Sun 7/194:05 pm
ORD
- WAW
1 stop14h 25m
Lufthansa
Deal found 6/18![Lufthansa logo]()
$676
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 7/42:20 pm
WAW
- ORD
1 stop12h 35m
United Airlines
Mon 9/143:35 pm
ORD
- WAW
1 stop17h 45m
United Airlines
Deal found 6/15![United Airlines logo]()
$677
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 7/42:20 pm
WAW
- ORD
1 stop12h 35m
United Airlines
Fri 9/184:05 pm
ORD
- WAW
1 stop19h 20m
United Airlines
Deal found 6/15![United Airlines logo]()
$678
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 9/16:00 am
WAW
- MDW
2 stops17h 59m
Delta
Mon 9/141:14 pm
MDW
- WAW
2 stops15h 26m
Delta
Deal found 6/18![Delta logo]()
$678
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 6/309:40 am
WAW
- ORD
1 stop12h 15m
United Airlines
Tue 10/132:37 pm
ORD
- WAW
2 stops18h 43m
United Airlines
Deal found 6/15![United Airlines logo]()
$679
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 9/16:00 am
WAW
- MDW
2 stops16h 44m
Delta
Tue 9/156:51 pm
MDW
- WAW
2 stops14h 34m
Delta
Deal found 6/16![Delta logo]()
$679
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 7/42:20 pm
WAW
- ORD
1 stop12h 35m
United Airlines
Tue 9/156:15 pm
ORD
- WAW
2 stops15h 05m
United Airlines
Deal found 6/15![United Airlines logo]()
$680
This Lufthansa deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:15 pm
WAW
- ORD
1 stop12h 40m
Lufthansa
Sun 9/2010:30 pm
ORD
- WAW
1 stop12h 55m
Lufthansa
Deal found 6/17![Lufthansa logo]()
$681
This Air Canada deal was found by Cheapflights users on 6/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:35 am
WAW
- ORD
2 stops20h 13m
Air Canada
Mon 10/129:50 am
ORD
- WAW
2 stops19h 45m
Air Canada
Deal found 6/14![Air Canada logo]()
$682
Best flights from Warsaw to IllinoisDiscover carefully curated flight deals from Warsaw to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 18, 2026.
Discover carefully curated flight deals from Warsaw to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 18, 2026.
This Delta deal was found by Cheapflights users on 6/13. 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 9/156:00 am
WAW
- MDW
2 stops19h 33m
Delta
Sun 10/185:35 pm
MDW
- WAW
2 stops15h 50m
Delta
Deal found 6/13![Delta logo]()
$678
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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.
Fri 7/172:15 pm
WAW
- ORD
1 stop12h 40m
United Airlines
Thu 7/309:40 pm
ORD
- WAW
1 stop17h 25m
United Airlines
Deal found 6/17![United Airlines logo]()
$679
This Austrian Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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.
Sat 8/298:25 am
WAW
- ORD
2 stops17h 12m
Austrian Airlines
Thu 9/1712:55 pm
ORD
- WAW
2 stops18h 20m
Austrian Airlines
Deal found 6/18![Austrian Airlines logo]()
$727
This Finnair deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:55 am
WAW
- ORD
1 stop15h 55m
Finnair
Wed 8/56:05 pm
ORD
- WAW
2 stops19h 25m
Finnair
Deal found 6/16![Finnair logo]()
$761
This Finnair deal was found by Cheapflights users on 6/13. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:15 pm
WAW
- ORD
2 stops24h 45m
Multiple Airlines
Wed 8/58:40 pm
ORD
- WAW
1 stop17h 05m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$764
This British Airways deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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.
Sat 8/298:55 am
WAW
- ORD
2 stops17h 47m
British Airways
Mon 9/149:15 pm
ORD
- WAW
1 stop16h 40m
British Airways
Deal found 6/18![British Airways logo]()
$776
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/226:45 am
WAW
- ORD
1 stop13h 10m
United Airlines
Wed 8/129:40 pm
ORD
- WAW
1 stop17h 25m
United Airlines
Deal found 6/17![United Airlines logo]()
$680
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 8/306:00 am
WAW
- MDW
2 stops19h 01m
Delta
Thu 9/171:14 pm
MDW
- WAW
2 stops15h 26m
Delta
Deal found 6/18![Delta logo]()
$691
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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.
Mon 8/109:40 am
WAW
- ORD
1 stop12h 15m
United Airlines
Mon 2/156:00 pm
ORD
- WAW
1 stop15h 15m
United Airlines
Deal found 6/17![United Airlines logo]()
$680
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 8/296:05 am
WAW
- MDW
2 stops19h 28m
Delta
Tue 9/85:45 pm
MDW
- WAW
2 stops14h 50m
Delta
Deal found 6/18![Delta logo]()
$692
This Kiwi.com deal was found by Cheapflights users on 6/13. 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.
Wed 9/305:55 am
WMI
- ORD
2 stops20h 20m
Multiple Airlines
Tue 10/209:30 pm
ORD
- WMI
1 stop20h 20m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$765
This Finnair deal was found by Cheapflights users on 6/13. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:15 pm
WAW
- ORD
2 stops24h 45m
Finnair
Fri 7/174:30 pm
ORD
- WAW
2 stops18h 30m
Finnair
Deal found 6/13![Finnair logo]()
$779
This United Airlines deal was found by Cheapflights users on 6/14. 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.
Thu 7/236:40 am
WAW
- ORD
2 stops23h 51m
United Airlines
Wed 8/59:40 pm
ORD
- WAW
1 stop17h 25m
United Airlines
Deal found 6/14![United Airlines logo]()
$684
This Finnair deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/16:45 pm
WAW
- ORD
2 stops26h 05m
Finnair
Thu 7/305:00 pm
ORD
- WAW
2 stops18h 00m
Finnair
Deal found 6/16![Finnair logo]()
$786
This Delta deal was found by Cheapflights users on 6/14. 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 8/316:00 am
WAW
- MDW
2 stops16h 44m
Delta
Sat 9/2611:25 am
MDW
- WAW
2 stops17h 10m
Delta
Deal found 6/14![Delta logo]()
$723
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:05 pm
WMI
- ORD
1 stop28h 20m
Multiple Airlines
Tue 9/299:30 pm
ORD
- WMI
1 stop20h 20m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$827
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 8/276:00 am
WAW
- MDW
2 stops19h 01m
Delta
Sat 9/1911:25 am
MDW
- WAW
2 stops17h 10m
Delta
Deal found 6/15![Delta logo]()
$736
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 6/242:15 pm
WAW
- ORD
1 stop31h 40m
United Airlines
Thu 7/26:30 pm
ORD
- WAW
1 stop16h 50m
United Airlines
Deal found 6/16![United Airlines logo]()
$754
This Delta deal was found by Cheapflights users on 6/14. 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.
Thu 8/276:00 am
WAW
- MDW
2 stops19h 01m
Delta
Thu 9/171:14 pm
MDW
- WAW
2 stops15h 26m
Delta
Deal found 6/14![Delta logo]()
$740
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 10/145:55 am
WMI
- ORD
2 stops20h 20m
Multiple Airlines
Sat 11/148:10 pm
ORD
- WMI
1 stop16h 45m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$896
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 11/166:40 am
WMI
- ORD
2 stops17h 40m
Multiple Airlines
Wed 3/108:10 pm
ORD
- WMI
1 stop19h 15m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$902
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 9/26:00 am
WAW
- MDW
2 stops17h 59m
Delta
Fri 1/155:25 pm
MDW
- WAW
2 stops16h 05m
Delta
Deal found 6/15![Delta logo]()
$775
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 9/105:20 pm
WMI
- ORD
1 stop28h 05m
Multiple Airlines
Sat 10/1711:45 am
ORD
- WMI
2 stops17h 40m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$902
This Delta deal was found by Cheapflights users on 6/14. 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.
Thu 8/276:00 am
WAW
- MDW
2 stops19h 33m
Delta
Sun 9/65:45 pm
MDW
- WAW
2 stops14h 50m
Delta
Deal found 6/14![Delta logo]()
$786
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:05 pm
WMI
- ORD
2 stops35h 15m
Multiple Airlines
Fri 8/289:30 pm
ORD
- WMI
1 stop30h 25m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$927
This Delta deal was found by Cheapflights users on 6/13. 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 8/176:00 am
WAW
- MDW
2 stops19h 33m
Delta
Mon 8/315:45 pm
MDW
- WAW
2 stops17h 40m
Delta
Deal found 6/13![Delta logo]()
$797
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 9/175:20 pm
WMI
- ORD
1 stop28h 05m
Multiple Airlines
Sat 9/267:25 pm
ORD
- WMI
2 stops14h 20m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$962
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Tue 8/255:05 pm
WMI
- ORD
1 stop28h 20m
Multiple Airlines
Wed 9/210:25 pm
ORD
- WMI
2 stops16h 55m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$985
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 11/216:40 am
WMI
- ORD
1 stop14h 20m
Multiple Airlines
Tue 3/98:10 pm
ORD
- WMI
1 stop18h 10m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$990
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 11/216:40 am
WMI
- ORD
1 stop14h 20m
Multiple Airlines
Mon 3/88:10 pm
ORD
- WMI
1 stop17h 55m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$990
Last-minute flights from Warsaw to IllinoisDiscover last-minute flight deals from Warsaw to Illinois. Data last updated June 18, 2026 and is based on user searches.
Discover last-minute flight deals from Warsaw to Illinois. Data last updated June 18, 2026 and is based on user searches.
This Flysmarter deal was found by Cheapflights users on 6/14. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:45 am
WAW
- ORD
1 stop15h 10m
Lufthansa
Fri 7/310:30 pm
ORD
- WAW
1 stop12h 55m
Lufthansa
Deal found 6/14![Lufthansa logo]()
$703
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 6/249:40 am
WAW
- ORD
1 stop12h 15m
United Airlines
Thu 7/26:30 pm
ORD
- WAW
1 stop16h 50m
United Airlines
Deal found 6/15![United Airlines logo]()
$705
This Air Canada deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/241:15 pm
WAW
- ORD
2 stops15h 50m
Multiple Airlines
Wed 7/2211:05 am
ORD
- WAW
2 stops14h 45m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$729
This United Airlines deal was found by Cheapflights users on 6/14. 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.
Thu 6/252:15 pm
WAW
- ORD
2 stops24h 12m
United Airlines
Sat 7/259:40 pm
ORD
- WAW
1 stop17h 25m
United Airlines
Deal found 6/14![United Airlines logo]()
$687
This United Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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.
Thu 6/256:00 am
WAW
- ORD
2 stops34h 36m
United Airlines
Mon 8/39:40 pm
ORD
- WAW
1 stop17h 25m
United Airlines
Deal found 6/18![United Airlines logo]()
$697
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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.
Thu 6/252:15 pm
WAW
- ORD
2 stops24h 43m
United Airlines
Fri 7/319:30 pm
ORD
- WAW
2 stops36h 45m
United Airlines
Deal found 6/15![United Airlines logo]()
$716
This Vliegwinkel deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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.
Thu 6/256:00 am
WAW
- ORD
1 stop19h 15m
Lufthansa
Tue 7/76:30 pm
ORD
- WAW
1 stop20h 50m
Lufthansa
Deal found 6/16![Lufthansa logo]()
$725
This Expedia deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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.
Thu 6/256:05 pm
WAW
- ORD
1 stop24h 55m
Multiple Airlines
Fri 7/316:30 pm
ORD
- WAW
1 stop20h 50m
Multiple Airlines
Deal found 6/15![Multiple Airlines logo]()
$733
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 6/256:00 am
WAW
- MDW
2 stops19h 31m
Delta
Tue 12/155:25 pm
MDW
- WAW
2 stops15h 45m
Delta
Deal found 6/18![Delta logo]()
$904
This United Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 6/276:00 am
WAW
- ORD
1 stop15h 00m
United Airlines
Sun 8/99:40 pm
ORD
- WAW
1 stop17h 25m
United Airlines
Deal found 6/18![United Airlines logo]()
$719
This Expedia deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 6/286:05 pm
WAW
- ORD
1 stop24h 55m
Multiple Airlines
Tue 7/72:15 pm
ORD
- WAW
2 stops16h 15m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$717
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 7/86:15 am
WMI
- ORD
2 stops37h 25m
Multiple Airlines
Tue 8/119:30 pm
ORD
- WMI
1 stop20h 20m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$919
One-way flights from Warsaw to IllinoisSearch for one-way flight options from Warsaw to Illinois. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.
Search for one-way flight options from Warsaw to Illinois. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:05 pm
WAW
- ORD
2 stops30h 45m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 9/29:15 am
WMI
- ORD
3 stops39h 35m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:55 pm
WMI
- ORD
3 stops49h 55m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 9/21:30 pm
WAW
- ORD
3 stops35h 20m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 10/109:05 pm
WMI
- ORD
2 stops27h 45m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Tue 9/88:45 pm
WMI
- ORD
2 stops28h 05m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Tue 9/86:05 pm
WAW
- ORD
3 stops30h 45m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 9/1710:45 pm
WMI
- ORD
2 stops26h 05m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:05 pm
WAW
- ORD
3 stops30h 45m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:45 pm
WMI
- ORD
2 stops28h 05m
Multiple Airlines
Deal found 6/15![Multiple Airlines logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 8/3110:50 pm
WMI
- ORD
3 stops26h 00m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 10/111:00 pm
WMI
- ORD
3 stops35h 50m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$381
Find flight deals from Warsaw to Illinois
Keep the following information in mind while searching for Warsaw to Illinois flight deals. Data was last updated June 18, 2026.
Round-trip from | $674 (KLM) |
|---|---|
One-way from | $352 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $770 |
Cheapflights Fare Finder
Customize your flight search to find flights from Warsaw to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 18, 2026.
Use the filters below to find and compare flights from Warsaw to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
WarsawChicago
WAW - MDW
WAWMDW
Warsaw Frederic Chopin
Tue 9/15
6:00 am-6:33 pm
2 stops19h 33m
Chicago Midway
Sun 10/18
5:35 pm-4:25 pm
2 stops15h 50m
$678
WarsawChicago
WAW - ORD
WAWORD
Warsaw Frederic Chopin
Fri 7/17
2:15 pm-7:55 pm
1 stop12h 40m
Chicago O'Hare Intl
Thu 7/30
9:40 pm-10:05 pm
1 stop17h 25m
$679
WarsawChicago
WAW - ORD
WAWORD
Warsaw Frederic Chopin
Wed 7/22
6:45 am-12:55 pm
1 stop13h 10m
Chicago O'Hare Intl
Wed 8/12
9:40 pm-10:05 pm
1 stop17h 25m
$680
Quickest round-trip
WarsawChicago
WAW - ORD
WAWORD
Warsaw Frederic Chopin
Mon 8/10
9:40 am-2:55 pm
1 stop12h 15m
Chicago O'Hare Intl
Mon 2/15
6:00 pm-4:15 pm
1 stop15h 15m
$680
WarsawChicago
WAW - ORD
WAWORD
Warsaw Frederic Chopin
Thu 7/23
6:40 am-11:31 pm
2 stops23h 51m
Chicago O'Hare Intl
Wed 8/5
9:40 pm-10:05 pm
1 stop17h 25m
$684
WarsawChicago
WAW - MDW
WAWMDW
Warsaw Frederic Chopin
Sun 8/30
6:00 am-6:01 pm
2 stops19h 01m
Chicago Midway
Thu 9/17
1:14 pm-11:40 am
2 stops15h 26m
$691
WarsawChicago
WAW - MDW
WAWMDW
Warsaw Frederic Chopin
Sat 8/29
6:05 am-6:33 pm
2 stops19h 28m
Chicago Midway
Tue 9/8
5:45 pm-3:35 pm
2 stops14h 50m
$692
WarsawChicago
WAW - MDW
WAWMDW
Warsaw Frederic Chopin
Mon 8/31
6:00 am-3:44 pm
2 stops16h 44m
Chicago Midway
Sat 9/26
11:25 am-11:35 am
2 stops17h 10m
$723
WarsawChicago
WAW - ORD
WAWORD
Warsaw Frederic Chopin
Sat 8/29
8:25 am-6:37 pm
2 stops17h 12m
Chicago O'Hare Intl
Thu 9/17
12:55 pm-2:15 pm
2 stops18h 20m
$727
WarsawChicago
WAW - MDW
WAWMDW
Warsaw Frederic Chopin
Thu 8/27
6:00 am-6:01 pm
2 stops19h 01m
Chicago Midway
Sat 9/19
11:25 am-11:35 am
2 stops17h 10m
$736
Showing 1-10 of 58 resultsSorted by cheapest first
Best time to book a flight from Warsaw to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Warsaw with our price prediction graph.
WAW-ORD
WAW-MDW
WMI-ORD
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 Warsaw to Illinois
WA1-USIL
WAW-ORD
WAW-MDW
WMI-ORD
What is the cheapest month to book a flight from Warsaw to Illinois?
Currently, November is the cheapest month in which you can book a flight from Warsaw to Illinois (average of $326). Flying from Warsaw to Illinois in April is currently the most expensive (average of $1,082). 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 WAW to IL?
Find hourly flight availability from Warsaw to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2026.
When flying from Warsaw to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Warsaw to Illinois
Explore weekly flight availability from Warsaw to Illinois. 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 June 18, 2026.
The most flights from WA1 to USIL are scheduled on a Thursday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Warsaw to Illinois?
How far ahead should I book a flight from Warsaw to Illinois?
Booking 11 days in advance of your planned departure date is, on average, the best time to get cheap flights from Warsaw to Illinois. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated June 18, 2026.
Read reviews from past customers who have flown LOT,Scandinavian Airlines, andUnited Airlines from Warsaw to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.5
Food
7.2
Crew
8.2
Overall
7.5
Boarding
7.6
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentPatrycja,May 2026
KRK - ORD
Comfort
7.5
Food
7.2
Crew
8.2
Overall
7.5
Boarding
7.6
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentPatrycja,May 2026
KRK - ORD
Comfort
7.5
Food
7.2
Crew
8.2
Overall
7.5
Boarding
7.6
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentPatrycja,May 2026
KRK - ORD
Comfort
7.5
Food
7.2
Crew
8.2
Overall
7.5
Boarding
7.6
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentPatrycja,May 2026
KRK - ORD
Comfort
7.5
Food
7.2
Crew
8.2
Overall
7.5
Boarding
7.6
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentPatrycja,May 2026
KRK - ORD
Comfort
7.5
Food
7.2
Crew
8.2
Overall
7.5
Boarding
7.6
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentPatrycja,May 2026
KRK - ORD
Related info for your journey
Find useful and relevant information for your journey from Warsaw to Illinois. 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
Alternative routes for Warsaw to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Warsaw to Illinois by cabin class
Find flights from Warsaw to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Warsaw and Illinois flights
Browse other Warsaw and Illinois flight options. Last updated on June 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Warsaw to Illinois
Discover the top 5 airlines that operate flights from Warsaw to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$479 | Average$669 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$528 | Average$648 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$535 | Average$745 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$546 | Average$690 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$592 | Average$769 | FlexibilityNo cancel fee | On-time81% |