$62+ Cheap flights from North Carolina 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — ORD
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Find cheap flights from North Carolina to Illinois with Cheapflights
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Cheapest flights from North Carolina to IllinoisExplore the most affordable flight options available from North Carolina to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from North Carolina to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/206:05 am
RDU
- STL
1 stop12h 17m
Frontier
Mon 8/246:17 pm
STL
- RDU
1 stop12h 19m
Frontier
Deal found 7/30![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/276:05 am
RDU
- STL
1 stop12h 17m
Frontier
Thu 9/36:17 pm
STL
- RDU
1 stop13h 15m
Frontier
Deal found 7/30![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:35 am
RDU
- STL
1 stop7h 35m
Frontier
Mon 9/212:29 pm
STL
- RDU
1 stop21h 09m
Frontier
Deal found 8/2![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/36:05 am
RDU
- STL
1 stop12h 17m
Frontier
Wed 9/92:29 pm
STL
- RDU
1 stop9h 00m
Frontier
Deal found 7/30![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/171:56 pm
RDU
- STL
1 stop24h 14m
Frontier
Mon 9/212:29 pm
STL
- RDU
1 stop9h 00m
Frontier
Deal found 7/31![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/116:35 am
RDU
- STL
1 stop7h 35m
Frontier
Mon 9/142:29 pm
STL
- RDU
1 stop9h 00m
Frontier
Deal found 8/1![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:56 pm
RDU
- STL
1 stop24h 14m
Frontier
Mon 9/142:29 pm
STL
- RDU
1 stop21h 09m
Frontier
Deal found 8/3![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/201:56 pm
RDU
- STL
1 stop24h 14m
Frontier
Fri 9/252:29 pm
STL
- RDU
1 stop9h 00m
Frontier
Deal found 8/3![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/286:56 pm
AVL
- ORD
1 stop18h 54m
Multiple Airlines
Tue 9/18:05 am
ORD
- AVL
1 stop27h 53m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/2611:00 am
AVL
- ORD
1 stop26h 50m
Multiple Airlines
Sat 8/298:05 am
ORD
- AVL
1 stop8h 45m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/117:54 pm
AVL
- ORD
1 stop20h 26m
Multiple Airlines
Wed 9/167:11 am
ORD
- AVL
1 stop7h 36m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/14:44 pm
AVL
- ORD
1 stop21h 06m
Multiple Airlines
Sat 9/58:05 am
ORD
- AVL
1 stop26h 23m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$180
Best flights from North Carolina to IllinoisDiscover carefully curated flight deals from North Carolina to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from North Carolina to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 10/312:00 pm
CLT
- STL
1 stop5h 32m
Delta
Sat 10/106:00 am
STL
- CLT
1 stop6h 38m
Delta
Deal found 7/30![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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.
Sat 10/1711:35 am
CLT
- STL
2 stops8h 50m
Southwest
Sat 10/2412:55 pm
STL
- CLT
2 stops5h 45m
Southwest
Deal found 7/30![Southwest logo]()
$227
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/278:06 am
RDU
- ORD
Nonstop2h 24m
United Airlines
Fri 8/2812:50 pm
ORD
- RDU
Nonstop2h 12m
United Airlines
Deal found 7/30![United Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 8/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:45 am
AVL
- ORD
1 stop4h 15m
American Airlines
Sun 8/308:05 am
ORD
- AVL
Nonstop1h 56m
American Airlines
Deal found 8/3![American Airlines logo]()
$309
This JetBlue deal was found by Cheapflights users on 8/3. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:25 am
ORF
- ORD
1 stop7h 20m
JetBlue
Wed 9/233:00 pm
ORD
- ORF
1 stop6h 41m
JetBlue
Deal found 8/3![JetBlue logo]()
$325
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:25 pm
RDU
- MDW
Nonstop1h 50m
Southwest
Thu 9/247:55 am
MDW
- RDU
1 stop4h 05m
Southwest
Deal found 8/3![Southwest logo]()
$245
This Delta deal was found by Cheapflights users on 8/3. 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 9/1611:13 am
RDU
- ORD
1 stop6h 24m
Delta
Thu 9/175:10 pm
ORD
- RDU
1 stop5h 02m
Delta
Deal found 8/3![Delta logo]()
$255
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:59 pm
RDU
- ORD
1 stop4h 41m
United Airlines
Sun 9/69:10 am
ORD
- RDU
Nonstop2h 23m
United Airlines
Deal found 8/3![United Airlines logo]()
$259
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:45 pm
RDU
- MDW
Nonstop1h 55m
Southwest
Mon 9/149:00 am
MDW
- RDU
1 stop4h 00m
Southwest
Deal found 8/3![Southwest logo]()
$245
This United Airlines deal was found by Cheapflights users on 8/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:00 am
TYS
- ORD
Nonstop1h 56m
United Airlines
Sun 9/66:59 am
ORD
- TYS
Nonstop1h 58m
United Airlines
Deal found 8/2![United Airlines logo]()
$259
This Delta deal was found by Cheapflights users on 8/2. 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.
Sat 9/59:00 am
CLT
- ORD
1 stop6h 48m
Delta
Sun 9/66:59 am
ORD
- CLT
1 stop4h 18m
Delta
Deal found 8/2![Delta logo]()
$279
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:25 pm
CLT
- MDW
Nonstop2h 00m
Southwest
Sun 9/62:20 pm
MDW
- CLT
Nonstop1h 55m
Southwest
Deal found 8/3![Southwest logo]()
$259
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/236:00 pm
TYS
- ORD
Nonstop1h 58m
United Airlines
Sun 9/276:59 am
ORD
- TYS
Nonstop1h 46m
United Airlines
Deal found 7/30![United Airlines logo]()
$259
This Delta deal was found by Cheapflights users on 8/2. 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 9/186:13 pm
TYS
- ORD
1 stop6h 46m
Delta
Mon 9/211:55 pm
ORD
- TYS
1 stop6h 49m
Delta
Deal found 8/2![Delta logo]()
$279
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/46:55 pm
RDU
- MDW
1 stop4h 05m
Southwest
Sun 9/68:55 am
MDW
- RDU
Nonstop2h 00m
Southwest
Deal found 8/1![Southwest logo]()
$259
This KAYAK deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Mon 9/2112:13 pm
ORF
- ORD
Nonstop2h 36m
American Airlines
Fri 9/252:22 pm
ORD
- ORF
Nonstop2h 25m
American Airlines
Deal found 7/31![American Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/215:51 pm
GSO
- ORD
Nonstop2h 14m
United Airlines
Tue 9/12:10 pm
ORD
- GSO
Nonstop2h 05m
United Airlines
Deal found 7/31![United Airlines logo]()
$274
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/35:40 am
TYS
- ORD
1 stop4h 04m
Delta
Tue 9/88:05 am
ORD
- TYS
1 stop5h 35m
Delta
Deal found 7/31![Delta logo]()
$279
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Sat 11/146:10 am
RDU
- MDW
1 stop3h 55m
Southwest
Sat 11/1410:20 am
MDW
- RDU
2 stops8h 00m
Southwest
Deal found 7/31![Southwest logo]()
$260
This Delta deal was found by Cheapflights users on 8/2. 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 8/287:41 pm
TYS
- ORD
1 stop5h 16m
Delta
Sat 8/296:40 am
ORD
- TYS
1 stop4h 48m
Delta
Deal found 8/2![Delta logo]()
$279
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:04 pm
CLT
- ORD
Nonstop2h 25m
United Airlines
Tue 9/296:03 pm
ORD
- CLT
Nonstop2h 12m
United Airlines
Deal found 8/3![United Airlines logo]()
$283
This Southwest deal was found by Cheapflights users on 8/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:45 am
RDU
- MDW
1 stop9h 15m
Southwest
Sat 9/267:55 am
MDW
- RDU
2 stops7h 50m
Southwest
Deal found 8/2![Southwest logo]()
$260
This Delta deal was found by Cheapflights users on 8/2. 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.
Sat 8/295:00 pm
TYS
- ORD
1 stop4h 55m
Delta
Mon 8/315:30 am
ORD
- TYS
1 stop4h 41m
Delta
Deal found 8/2![Delta logo]()
$279
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/36:40 am
GSO
- ORD
Nonstop2h 17m
United Airlines
Sat 9/56:30 am
ORD
- GSO
1 stop6h 44m
United Airlines
Deal found 7/31![United Airlines logo]()
$284
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/156:00 am
RDU
- MDW
2 stops6h 50m
Southwest
Tue 9/2212:45 pm
MDW
- RDU
2 stops5h 05m
Southwest
Deal found 8/1![Southwest logo]()
$261
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/117:59 pm
RDU
- ORD
1 stop4h 41m
United Airlines
Sun 9/1312:50 pm
ORD
- RDU
Nonstop2h 12m
United Airlines
Deal found 8/1![United Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 12/169:58 am
RDU
- ORD
1 stop5h 40m
Delta
Mon 1/43:00 pm
ORD
- RDU
1 stop6h 48m
Delta
Deal found 7/30![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/91:45 pm
RDU
- MDW
2 stops6h 20m
Southwest
Wed 9/162:00 pm
MDW
- RDU
2 stops6h 25m
Southwest
Deal found 7/31![Southwest logo]()
$265
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/511:10 am
GSO
- ORD
1 stop6h 41m
Delta
Tue 9/87:05 am
ORD
- GSO
1 stop3h 58m
Delta
Deal found 7/31![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:45 pm
RDU
- MDW
2 stops6h 20m
Southwest
Sat 9/127:40 am
MDW
- RDU
2 stops7h 55m
Southwest
Deal found 8/4![Southwest logo]()
$265
Last-minute flights from North Carolina to IllinoisDiscover last-minute flight deals from North Carolina to Illinois. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from North Carolina to Illinois. Data last updated August 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/206:05 am
RDU
- STL
1 stop12h 17m
Frontier
Mon 8/246:17 pm
STL
- RDU
1 stop12h 19m
Frontier
Deal found 7/30![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/2611:00 am
AVL
- ORD
1 stop26h 50m
Multiple Airlines
Sat 8/298:05 am
ORD
- AVL
1 stop8h 45m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/276:05 am
RDU
- STL
1 stop12h 17m
Frontier
Thu 9/36:17 pm
STL
- RDU
1 stop13h 15m
Frontier
Deal found 7/30![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/286:56 pm
AVL
- ORD
1 stop18h 54m
Multiple Airlines
Tue 9/18:05 am
ORD
- AVL
1 stop27h 53m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/14:44 pm
AVL
- ORD
1 stop21h 06m
Multiple Airlines
Sat 9/58:05 am
ORD
- AVL
1 stop26h 23m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/36:05 am
RDU
- STL
1 stop12h 17m
Frontier
Wed 9/92:29 pm
STL
- RDU
1 stop9h 00m
Frontier
Deal found 7/30![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:56 pm
RDU
- STL
1 stop24h 14m
Frontier
Mon 9/142:29 pm
STL
- RDU
1 stop21h 09m
Frontier
Deal found 8/3![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/116:35 am
RDU
- STL
1 stop7h 35m
Frontier
Mon 9/142:29 pm
STL
- RDU
1 stop9h 00m
Frontier
Deal found 8/1![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/117:54 pm
AVL
- ORD
1 stop20h 26m
Multiple Airlines
Wed 9/167:11 am
ORD
- AVL
1 stop7h 36m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:35 am
RDU
- STL
1 stop7h 35m
Frontier
Mon 9/212:29 pm
STL
- RDU
1 stop21h 09m
Frontier
Deal found 8/2![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/171:56 pm
RDU
- STL
1 stop24h 14m
Frontier
Mon 9/212:29 pm
STL
- RDU
1 stop9h 00m
Frontier
Deal found 7/31![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/201:56 pm
RDU
- STL
1 stop24h 14m
Frontier
Fri 9/252:29 pm
STL
- RDU
1 stop9h 00m
Frontier
Deal found 8/3![Frontier logo]()
$135
One-way flights from North Carolina to IllinoisSearch for one-way flight options from North Carolina to Illinois. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from North Carolina to Illinois. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/276:05 am
RDU
- STL
1 stop12h 17m
Frontier
Deal found 7/31![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/316:05 am
RDU
- STL
1 stop12h 17m
Frontier
Deal found 7/31![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/264:02 pm
RDU
- STL
1 stop26h 20m
Frontier
Deal found 7/30![Frontier logo]()
$64
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:05 am
RDU
- STL
1 stop12h 17m
Frontier
Deal found 8/2![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/288:54 pm
AVL
- ORD
1 stop19h 26m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 10/41:56 pm
RDU
- STL
1 stop24h 14m
Frontier
Deal found 8/1![Frontier logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/3010:11 pm
RDU
- STL
1 stop20h 11m
Frontier
Deal found 7/31![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 8/294:15 pm
RDU
- STL
1 stop26h 07m
Frontier
Deal found 8/1![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 10/11:56 pm
RDU
- STL
1 stop24h 14m
Frontier
Deal found 8/1![Frontier logo]()
$73
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/14:44 pm
AVL
- ORD
1 stop21h 06m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 10/313:54 pm
RDU
- STL
1 stop19h 46m
Frontier
Deal found 8/1![Frontier logo]()
$74
This Frontier deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 10/311:33 pm
CLT
- STL
1 stop7h 06m
Frontier
Deal found 7/30![Frontier logo]()
$88
Find flight deals from North Carolina to Illinois
Keep the following information in mind while searching for North Carolina to Illinois flight deals. Data was last updated August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $122 (Kiwi.com) |
One-way from | $62 (Kiwi.com) |
Popular in | July |
Cheapest in | December |
Average price | $289 |
Good round-trip deal | $146 or less |
Good one-way deal | $88 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from North Carolina 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 August 4, 2026.
Use the filters below to find and compare flights from North Carolina to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CharlotteSt. Louis
CLT - STL
CLTSTL
Charlotte Douglas
Sat 10/3
12:00 pm-4:32 pm
1 stop5h 32m
Lambert-St Louis
Sat 10/10
6:00 am-1:38 pm
1 stop6h 38m
$217
CharlotteSt. Louis
CLT - STL
CLTSTL
Charlotte Douglas
Sat 10/17
11:35 am-7:25 pm
2 stops8h 50m
Lambert-St Louis
Sat 10/24
12:55 pm-7:40 pm
2 stops5h 45m
$227
RaleighChicago
RDU - MDW
RDUMDW
Raleigh-Durham
Wed 9/16
1:25 pm-2:15 pm
Nonstop1h 50m
Chicago Midway
Thu 9/24
7:55 am-1:00 pm
1 stop4h 05m
$245
RaleighChicago
RDU - MDW
RDUMDW
Raleigh-Durham
Thu 9/10
6:45 pm-7:40 pm
Nonstop1h 55m
Chicago Midway
Mon 9/14
9:00 am-2:00 pm
1 stop4h 00m
$245
RaleighChicago
RDU - ORD
RDUORD
Raleigh-Durham
Thu 8/27
8:06 am-9:30 am
Nonstop2h 24m
Chicago O'Hare Intl
Fri 8/28
12:50 pm-4:02 pm
Nonstop2h 12m
$249
RaleighChicago
RDU - ORD
RDUORD
Raleigh-Durham
Wed 9/16
11:13 am-4:37 pm
1 stop6h 24m
Chicago O'Hare Intl
Thu 9/17
5:10 pm-11:12 pm
1 stop5h 02m
$255
RaleighChicago
RDU - ORD
RDUORD
Raleigh-Durham
Fri 9/4
7:59 pm-11:40 pm
1 stop4h 41m
Chicago O'Hare Intl
Sun 9/6
9:10 am-12:33 pm
Nonstop2h 23m
$259
KnoxvilleChicago
TYS - ORD
TYSORD
Knoxville McGhee Tyson
Fri 9/4
7:00 am-7:56 am
Nonstop1h 56m
Chicago O'Hare Intl
Sun 9/6
6:59 am-9:57 am
Nonstop1h 58m
$259
CharlotteChicago
CLT - MDW
CLTMDW
Charlotte Douglas
Sat 9/5
3:25 pm-4:25 pm
Nonstop2h 00m
Chicago Midway
Sun 9/6
2:20 pm-5:15 pm
Nonstop1h 55m
$259
Quickest round-trip
KnoxvilleChicago
TYS - ORD
TYSORD
Knoxville McGhee Tyson
Wed 9/23
6:00 pm-6:58 pm
Nonstop1h 58m
Chicago O'Hare Intl
Sun 9/27
6:59 am-9:45 am
Nonstop1h 46m
$259
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from North Carolina to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from North Carolina with our price prediction graph.
RDU-STL
AVL-ORD
CLT-STL
RDU-ORD
ORF-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 North Carolina to Illinois
USNC-USIL
RDU-STL
AVL-ORD
CLT-STL
RDU-ORD
What is the cheapest month to book a flight from North Carolina to Illinois?
Currently, January is the cheapest month in which you can book a flight from North Carolina to Illinois (average of $236). Flying from North Carolina to Illinois in July is currently the most expensive (average of $371). 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 NC to IL?
Find hourly flight availability from North Carolina 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 August 4, 2026.
One of the essential ways to save on airfare from North Carolina to Illinois is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 13% on airfare.
Weekly flight availability from North Carolina to Illinois
Explore weekly flight availability from North Carolina 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 August 4, 2026.
The most flights from USNC to USIL are scheduled on a Monday (34 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from North Carolina to Illinois?
Airfare is below average for this route at the moment.
North Carolina to Illinois flights typically cost between $252 and $350 in August.The cheapest round-trip price found within the last 5 days was $237 on Multiple Airlines (Aug 26-Aug 29).
How far ahead should I book a flight from North Carolina to Illinois?
The best time to book flights from North Carolina to Illinois is 75 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from North Carolina to Illinois?
Use this chart to determine the cheapest time to fly round-trip from North Carolina to Illinois. Price data was last updated on August 1, 2026.
Travelers seeking maximum savings on their North Carolina to Illinois flight should consider departing on Friday mornings 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 August 4, 2026.
See what other customers who have flown with Southwest,United Airlines, andAllegiant Air from North Carolina to Illinois have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from North Carolina to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for North Carolina 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 North Carolina to Illinois by cabin class
Find flights from North Carolina to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
North Carolina and Illinois flights
Browse other North Carolina and Illinois flight options. Last updated on August 4, 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 North Carolina after your stay in Illinois
North Carolina to Illinois flights
Consider these flights traveling from North Carolina to Illinois.
Top 7 airlines flying from North Carolina to Illinois
Discover the top 7 airlines that operate flights from North Carolina 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$54 | Average$168 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$78 | Average$138 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$88 | Average$337 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$140 | Average$337 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$158 | Average$424 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$160 | Average$317 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$333 | FlexibilityNo cancel fee | On-time63% |