$84+ Cheap flights from New Jersey 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — ORD
Aug 15 — Aug 221
Round-trip
1 adult, Economy
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Find cheap flights from New Jersey to Illinois with Cheapflights
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Cheapest flights from New Jersey to IllinoisExplore the most affordable flight options available from New Jersey to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.
Explore the most affordable flight options available from New Jersey to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.
This Frontier deal was found by Cheapflights users on 7/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:51 am
PHL
- ORD
1 stop11h 02m
Frontier
Mon 8/178:58 pm
ORD
- PHL
Nonstop2h 23m
Frontier
Deal found 7/15![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Sat 8/86:05 pm
PHL
- ORD
Nonstop2h 42m
Frontier
Fri 8/218:37 am
ORD
- PHL
Nonstop2h 15m
Frontier
Deal found 7/15![Frontier logo]()
$194
This Super.com deal was found by Cheapflights users on 7/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:05 am
JFK
- ORD
Nonstop2h 45m
JetBlue
Wed 8/56:30 pm
ORD
- JFK
Nonstop2h 36m
JetBlue
Deal found 7/13![JetBlue logo]()
$195
This Super.com deal was found by Cheapflights users on 7/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:22 am
PHL
- ORD
Nonstop2h 33m
Frontier
Mon 8/248:37 am
ORD
- PHL
Nonstop2h 15m
Frontier
Deal found 7/15![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/96:25 am
PHL
- ORD
1 stop14h 28m
Frontier
Thu 8/206:00 am
ORD
- PHL
Nonstop2h 17m
Frontier
Deal found 7/14![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Thu 8/136:05 pm
PHL
- ORD
Nonstop2h 42m
Frontier
Wed 8/197:05 am
ORD
- PHL
1 stop14h 28m
Frontier
Deal found 7/15![Frontier logo]()
$197
This flygcity.se deal was found by Cheapflights users on 7/14. 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 flygcity.se is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:00 am
JFK
- ORD
Nonstop2h 46m
JetBlue
Mon 8/316:00 am
ORD
- JFK
Nonstop2h 17m
JetBlue
Deal found 7/14![JetBlue logo]()
$198
This Frontier deal was found by Cheapflights users on 7/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/38:30 am
PHL
- ORD
1 stop12h 23m
Frontier
Mon 8/108:58 pm
ORD
- PHL
Nonstop2h 23m
Frontier
Deal found 7/13![Frontier logo]()
$198
This Super.com deal was found by Cheapflights users on 7/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:00 pm
JFK
- ORD
Nonstop2h 58m
JetBlue
Wed 8/126:00 am
ORD
- JFK
Nonstop2h 17m
JetBlue
Deal found 7/12![JetBlue logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Wed 8/124:30 pm
PHL
- ORD
1 stop16h 32m
Frontier
Fri 8/141:50 pm
ORD
- PHL
1 stop8h 08m
Frontier
Deal found 7/15![Frontier logo]()
$199
This Super.com deal was found by Cheapflights users on 7/14. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:05 am
JFK
- ORD
Nonstop2h 45m
JetBlue
Wed 8/266:30 pm
ORD
- JFK
Nonstop2h 36m
JetBlue
Deal found 7/14![JetBlue logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Fri 9/1111:05 am
PHL
- ORD
Nonstop2h 36m
Frontier
Sun 9/136:30 am
ORD
- PHL
1 stop24h 06m
Frontier
Deal found 7/13![Frontier logo]()
$200
Best flights from New Jersey to IllinoisDiscover carefully curated flight deals from New Jersey to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
Discover carefully curated flight deals from New Jersey to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
This Delta deal was found by Cheapflights users on 7/12. 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.
Sat 8/153:00 pm
JFK
- ORD
Nonstop3h 06m
Delta
Mon 8/176:00 am
ORD
- JFK
Nonstop2h 24m
Delta
Deal found 7/12![Delta logo]()
$207
This JetBlue deal was found by Cheapflights users on 7/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:40 pm
JFK
- ORD
Nonstop2h 55m
JetBlue
Tue 9/16:30 pm
ORD
- JFK
Nonstop2h 36m
JetBlue
Deal found 7/11![JetBlue logo]()
$207
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Fri 8/79:25 pm
LGA
- ORD
Nonstop2h 33m
United Airlines
Mon 8/106:00 pm
ORD
- LGA
Nonstop2h 25m
United Airlines
Deal found 7/11![United Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 7/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:00 am
LGA
- MDW
Nonstop2h 15m
Southwest
Fri 8/77:50 pm
MDW
- LGA
Nonstop2h 05m
Southwest
Deal found 7/14![Southwest logo]()
$207
This JetBlue deal was found by Cheapflights users on 7/15. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:00 am
JFK
- ORD
Nonstop2h 47m
JetBlue
Tue 10/66:30 am
ORD
- JFK
Nonstop2h 18m
JetBlue
Deal found 7/15![JetBlue logo]()
$207
This United Airlines deal was found by Cheapflights users on 7/14. 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 8/52:28 pm
LGA
- ORD
Nonstop2h 46m
United Airlines
Sat 8/83:00 pm
ORD
- LGA
Nonstop2h 22m
United Airlines
Deal found 7/14![United Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 7/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:00 am
LGA
- MDW
Nonstop2h 15m
Southwest
Wed 8/59:30 am
MDW
- LGA
Nonstop2h 05m
Southwest
Deal found 7/11![Southwest logo]()
$207
This Delta deal was found by Cheapflights users on 7/15. 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.
Tue 9/83:01 pm
JFK
- ORD
Nonstop2h 58m
Delta
Fri 9/116:00 am
ORD
- JFK
Nonstop2h 21m
Delta
Deal found 7/15![Delta logo]()
$217
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Mon 8/38:25 pm
LGA
- ORD
Nonstop2h 47m
United Airlines
Thu 8/66:00 am
ORD
- LGA
Nonstop2h 11m
United Airlines
Deal found 7/12![United Airlines logo]()
$207
This JetBlue deal was found by Cheapflights users on 7/15. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:00 pm
JFK
- ORD
Nonstop2h 58m
JetBlue
Sat 8/226:00 am
ORD
- JFK
Nonstop2h 17m
JetBlue
Deal found 7/15![JetBlue logo]()
$217
This Southwest deal was found by Cheapflights users on 7/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:00 pm
LGA
- MDW
1 stop5h 45m
Southwest
Sun 8/165:25 am
MDW
- LGA
Nonstop2h 00m
Southwest
Deal found 7/12![Southwest logo]()
$217
This Delta deal was found by Cheapflights users on 7/15. 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 10/19:48 am
EWR
- MDW
1 stop3h 51m
Delta
Tue 10/61:28 pm
MDW
- EWR
1 stop5h 02m
Delta
Deal found 7/15![Delta logo]()
$227
This United Airlines deal was found by Cheapflights users on 7/11. 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 8/1110:15 am
LGA
- ORD
Nonstop2h 44m
United Airlines
Wed 8/121:00 pm
ORD
- LGA
Nonstop2h 19m
United Airlines
Deal found 7/11![United Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 7/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:55 am
LGA
- MDW
1 stop7h 35m
Southwest
Wed 8/122:40 pm
MDW
- LGA
Nonstop2h 05m
Southwest
Deal found 7/14![Southwest logo]()
$217
This JetBlue deal was found by Cheapflights users on 7/14. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:45 am
PHL
- ORD
1 stop9h 37m
JetBlue
Mon 9/149:38 am
ORD
- PHL
1 stop7h 26m
JetBlue
Deal found 7/14![JetBlue logo]()
$219
This Delta deal was found by Cheapflights users on 7/11. 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 8/256:00 am
EWR
- MDW
1 stop4h 59m
Delta
Tue 9/16:05 am
MDW
- EWR
1 stop5h 13m
Delta
Deal found 7/11![Delta logo]()
$227
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Mon 10/56:00 am
LGA
- ORD
Nonstop2h 39m
United Airlines
Tue 10/65:00 pm
ORD
- LGA
Nonstop2h 25m
United Airlines
Deal found 7/14![United Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 7/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:55 am
LGA
- MDW
1 stop7h 35m
Southwest
Tue 9/85:10 am
MDW
- LGA
Nonstop2h 00m
Southwest
Deal found 7/15![Southwest logo]()
$217
This Delta deal was found by Cheapflights users on 7/14. 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.
Sun 8/237:33 am
JFK
- ORD
Nonstop2h 54m
Delta
Fri 8/286:00 am
ORD
- JFK
Nonstop2h 24m
Delta
Deal found 7/14![Delta logo]()
$227
This United Airlines deal was found by Cheapflights users on 7/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:15 am
LGA
- ORD
Nonstop2h 44m
United Airlines
Mon 8/249:00 am
ORD
- LGA
Nonstop2h 23m
United Airlines
Deal found 7/13![United Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 7/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:40 am
LGA
- MDW
2 stops8h 15m
Southwest
Mon 8/315:00 am
MDW
- LGA
Nonstop2h 00m
Southwest
Deal found 7/14![Southwest logo]()
$222
This Delta deal was found by Cheapflights users on 7/13. 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.
Fri 9/186:59 pm
EWR
- ORD
1 stop6h 00m
Delta
Sat 9/196:40 am
ORD
- EWR
1 stop6h 33m
Delta
Deal found 7/13![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 7/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:30 am
LGA
- MDW
1 stop6h 20m
Southwest
Thu 8/67:50 pm
MDW
- LGA
Nonstop2h 05m
Southwest
Deal found 7/11![Southwest logo]()
$222
This Delta deal was found by Cheapflights users on 7/12. 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.
Sat 8/15:55 pm
LGA
- ORD
Nonstop3h 04m
Delta
Tue 8/47:05 am
ORD
- LGA
Nonstop2h 14m
Delta
Deal found 7/12![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 7/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:40 am
LGA
- MDW
2 stops8h 15m
Southwest
Sat 8/299:35 am
MDW
- LGA
Nonstop2h 05m
Southwest
Deal found 7/12![Southwest logo]()
$222
This United Airlines deal was found by Cheapflights users on 7/15. 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 8/198:29 pm
EWR
- ORD
Nonstop2h 46m
United Airlines
Sun 8/235:00 am
ORD
- EWR
Nonstop2h 14m
United Airlines
Deal found 7/15![United Airlines logo]()
$247
This JetBlue deal was found by Cheapflights users on 7/15. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:00 pm
JFK
- ORD
Nonstop2h 58m
JetBlue
Thu 8/137:00 am
ORD
- JFK
1 stop6h 54m
JetBlue
Deal found 7/15![JetBlue logo]()
$302
This Delta deal was found by Cheapflights users on 7/13. 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.
Thu 8/68:45 am
LGA
- ORD
Nonstop2h 38m
Delta
Mon 8/107:05 am
ORD
- LGA
Nonstop2h 14m
Delta
Deal found 7/13![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Fri 8/149:45 pm
EWR
- ORD
Nonstop2h 37m
United Airlines
Mon 8/245:00 am
ORD
- EWR
Nonstop2h 14m
United Airlines
Deal found 7/12![United Airlines logo]()
$252
This Southwest deal was found by Cheapflights users on 7/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:10 am
LGA
- MDW
1 stop7h 45m
Southwest
Wed 9/28:50 am
MDW
- LGA
2 stops7h 15m
Southwest
Deal found 7/12![Southwest logo]()
$237
Last-minute flights from New Jersey to IllinoisDiscover last-minute flight deals from New Jersey to Illinois. Data last updated July 16, 2026 and is based on user searches.
Discover last-minute flight deals from New Jersey to Illinois. Data last updated July 16, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/38:30 am
PHL
- ORD
1 stop12h 23m
Frontier
Mon 8/108:58 pm
ORD
- PHL
Nonstop2h 23m
Frontier
Deal found 7/13![Frontier logo]()
$198
This Super.com deal was found by Cheapflights users on 7/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:05 am
JFK
- ORD
Nonstop2h 45m
JetBlue
Wed 8/56:30 pm
ORD
- JFK
Nonstop2h 36m
JetBlue
Deal found 7/13![JetBlue logo]()
$195
This Super.com deal was found by Cheapflights users on 7/14. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:05 am
JFK
- ORD
Nonstop2h 45m
JetBlue
Wed 8/266:30 pm
ORD
- JFK
Nonstop2h 36m
JetBlue
Deal found 7/14![JetBlue logo]()
$200
This Super.com deal was found by Cheapflights users on 7/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:00 pm
JFK
- ORD
Nonstop2h 58m
JetBlue
Wed 8/126:00 am
ORD
- JFK
Nonstop2h 17m
JetBlue
Deal found 7/12![JetBlue logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Thu 8/61:32 pm
PHL
- ORD
1 stop7h 21m
Frontier
Thu 8/131:50 pm
ORD
- PHL
1 stop16h 25m
Frontier
Deal found 7/15![Frontier logo]()
$200
This Frontier deal was found by Cheapflights users on 7/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:51 am
PHL
- ORD
1 stop11h 02m
Frontier
Mon 8/178:58 pm
ORD
- PHL
Nonstop2h 23m
Frontier
Deal found 7/15![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Sat 8/86:05 pm
PHL
- ORD
Nonstop2h 42m
Frontier
Fri 8/218:37 am
ORD
- PHL
Nonstop2h 15m
Frontier
Deal found 7/15![Frontier logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/96:25 am
PHL
- ORD
1 stop14h 28m
Frontier
Thu 8/206:00 am
ORD
- PHL
Nonstop2h 17m
Frontier
Deal found 7/14![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Wed 8/124:30 pm
PHL
- ORD
1 stop16h 32m
Frontier
Fri 8/141:50 pm
ORD
- PHL
1 stop8h 08m
Frontier
Deal found 7/15![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Thu 8/136:05 pm
PHL
- ORD
Nonstop2h 42m
Frontier
Wed 8/197:05 am
ORD
- PHL
1 stop14h 28m
Frontier
Deal found 7/15![Frontier logo]()
$197
This Super.com deal was found by Cheapflights users on 7/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:22 am
PHL
- ORD
Nonstop2h 33m
Frontier
Mon 8/248:37 am
ORD
- PHL
Nonstop2h 15m
Frontier
Deal found 7/15![Frontier logo]()
$195
This flygcity.se deal was found by Cheapflights users on 7/14. 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 flygcity.se is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:00 am
JFK
- ORD
Nonstop2h 46m
JetBlue
Mon 8/316:00 am
ORD
- JFK
Nonstop2h 17m
JetBlue
Deal found 7/14![JetBlue logo]()
$198
One-way flights from New Jersey to IllinoisSearch for one-way flight options from New Jersey to Illinois. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
Search for one-way flight options from New Jersey to Illinois. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/16. 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.
Sat 8/2210:29 pm
EWR
- STL
1 stop19h 53m
Frontier
Deal found 7/16![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Thu 8/610:29 pm
EWR
- STL
1 stop11h 28m
Frontier
Deal found 7/15![Frontier logo]()
$85
This Trip.com deal was found by Cheapflights users on 7/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:55 am
EWR
- STL
1 stop12h 27m
Frontier
Deal found 7/15![Frontier logo]()
$88
This SmartFares deal was found by Cheapflights users on 7/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:00 pm
JFK
- ORD
Nonstop2h 58m
JetBlue
Deal found 7/12![JetBlue logo]()
$96
This Trip.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:55 am
EWR
- STL
1 stop12h 27m
Frontier
Deal found 7/11![Frontier logo]()
$98
This Super.com deal was found by Cheapflights users on 7/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:59 am
JFK
- ORD
Nonstop2h 48m
JetBlue
Deal found 7/13![JetBlue logo]()
$99
This Trip.com deal was found by Cheapflights users on 7/11. 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.
Thu 8/205:55 am
EWR
- STL
1 stop12h 27m
Frontier
Deal found 7/11![Frontier logo]()
$99
This Super.com deal was found by Cheapflights users on 7/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:00 pm
JFK
- ORD
Nonstop2h 58m
JetBlue
Deal found 7/11![JetBlue logo]()
$100
This Flysmarter deal was found by Cheapflights users on 7/13. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:55 am
JFK
- ORD
Nonstop2h 48m
JetBlue
Deal found 7/13![JetBlue logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 7/12. 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.
Sat 9/511:12 am
LGA
- ORD
1 stop12h 56m
Frontier
Deal found 7/12![Frontier logo]()
$101
This Cheapflightsfares deal was found by Cheapflights users on 7/11. 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.
Tue 10/610:00 am
JFK
- ORD
Nonstop2h 47m
JetBlue
Deal found 7/11![JetBlue logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 10/148:29 pm
LGA
- ORD
1 stop17h 47m
Frontier
Deal found 7/14![Frontier logo]()
$102
Find flight deals from New Jersey to Illinois
Keep the following information in mind while searching for New Jersey to Illinois flight deals. Data was last updated July 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $193 (Frontier) |
One-way from | $84 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $296 |
Good round-trip deal | $202 or less |
Good one-way deal | $150 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from New Jersey 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 July 16, 2026.
Use the filters below to find and compare flights from New Jersey to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New YorkChicago
JFK - ORD
JFKORD
New York John F Kennedy Intl
Sat 8/15
3:00 pm-5:06 pm
Nonstop3h 06m
Chicago O'Hare Intl
Mon 8/17
6:00 am-9:24 am
Nonstop2h 24m
$207
New YorkChicago
JFK - ORD
JFKORD
New York John F Kennedy Intl
Tue 8/25
3:40 pm-5:35 pm
Nonstop2h 55m
Chicago O'Hare Intl
Tue 9/1
6:30 pm-10:06 pm
Nonstop2h 36m
$207
New YorkChicago
LGA - ORD
LGAORD
New York LaGuardia
Fri 8/7
9:25 pm-10:58 pm
Nonstop2h 33m
Chicago O'Hare Intl
Mon 8/10
6:00 pm-9:25 pm
Nonstop2h 25m
$207
Quickest round-trip
New YorkChicago
LGA - MDW
LGAMDW
New York LaGuardia
Tue 8/4
6:00 am-7:15 am
Nonstop2h 15m
Chicago Midway
Fri 8/7
7:50 pm-10:55 pm
Nonstop2h 05m
$207
New YorkChicago
JFK - ORD
JFKORD
New York John F Kennedy Intl
Mon 10/5
10:00 am-11:47 am
Nonstop2h 47m
Chicago O'Hare Intl
Tue 10/6
6:30 am-9:48 am
Nonstop2h 18m
$207
New YorkChicago
LGA - ORD
LGAORD
New York LaGuardia
Wed 8/5
2:28 pm-4:14 pm
Nonstop2h 46m
Chicago O'Hare Intl
Sat 8/8
3:00 pm-6:22 pm
Nonstop2h 22m
$207
New YorkChicago
LGA - MDW
LGAMDW
New York LaGuardia
Wed 8/5
6:00 am-7:15 am
Nonstop2h 15m
Chicago Midway
Wed 8/5
9:30 am-12:35 pm
Nonstop2h 05m
$207
New YorkChicago
LGA - ORD
LGAORD
New York LaGuardia
Mon 8/3
8:25 pm-10:12 pm
Nonstop2h 47m
Chicago O'Hare Intl
Thu 8/6
6:00 am-9:11 am
Nonstop2h 11m
$207
New YorkChicago
LGA - ORD
LGAORD
New York LaGuardia
Tue 8/11
10:15 am-11:59 am
Nonstop2h 44m
Chicago O'Hare Intl
Wed 8/12
1:00 pm-4:19 pm
Nonstop2h 19m
$207
New YorkChicago
LGA - ORD
LGAORD
New York LaGuardia
Mon 10/5
6:00 am-7:39 am
Nonstop2h 39m
Chicago O'Hare Intl
Tue 10/6
5:00 pm-8:25 pm
Nonstop2h 25m
$207
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from New Jersey to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from New Jersey with our price prediction graph.
PHL-ORD
JFK-ORD
EWR-STL
LGA-ORD
LGA-MDW
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 New Jersey to Illinois
USNJ-USIL
PHL-ORD
JFK-ORD
EWR-STL
LGA-ORD
What is the cheapest time of day to fly from NJ to IL?
Find hourly flight availability from New Jersey 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 July 16, 2026.
A simple way to save on the total cost of your ticket is to fly from New Jersey to Illinois in the evening. If you’re flexible enough to do this you can expect to save up to 43% on your trip compared to booking a flight in the afternoon.
Weekly flight availability from New Jersey to Illinois
Explore weekly flight availability from New Jersey 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 July 16, 2026.
The most flights from USNJ to USIL are scheduled on a Thursday (62 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (35 on average).
How much does it cost to fly round-trip from New Jersey to Illinois?
What is the cheapest day to fly from New Jersey to Illinois?
Use this chart to determine the cheapest time to fly round-trip from New Jersey to Illinois. Price data was last updated on July 11, 2026.
Travelers seeking maximum savings on their New Jersey to Illinois flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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 July 16, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from New Jersey to Illinois to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from New Jersey 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.
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Alternative routes for New Jersey 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 New Jersey to Illinois by cabin class
Find flights from New Jersey to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
New Jersey and Illinois flights
Browse other New Jersey and Illinois flight options. Last updated on July 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Illinois
Find the right flight back to New Jersey after your stay in Illinois
New Jersey to Illinois flights
Consider these flights traveling from New Jersey to Illinois.
Top 4 airlines flying from New Jersey to Illinois
Discover the top 4 airlines that operate flights from New Jersey 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 July 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$39 | Average$194 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$113 | Average$341 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$148 | Average$426 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$171 | Average$488 | FlexibilityNo cancel fee | On-time71% |