$86+ Cheap flights from Charleston (CHS) to Illinois
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — ORD
Oct 3 — Oct 101
Round-trip
1 adult, Economy
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Find cheap flights from Charleston to Illinois with Cheapflights
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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
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Cheapest flights from Charleston to IllinoisExplore the most affordable flight options available from Charleston to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.
Explore the most affordable flight options available from Charleston to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.
This Delta deal was found by Cheapflights users on 9/3. 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 10/76:30 am -
1 stop3h 39m
Mon 10/125:35 pm -
1 stop5h 24m
Deal found 9/3![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 9/3. 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.
Mon 9/287:15 pm -
1 stop3h 55m
Tue 9/2910:45 am -
2 stops8h 05m
Deal found 9/3![Southwest logo]()
$232
This Southwest deal was found by Cheapflights users on 9/2. 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 9/235:10 pm -
1 stop5h 05m
Fri 9/253:35 pm -
Nonstop2h 00m
Deal found 9/2![Southwest logo]()
$241
This Delta deal was found by Cheapflights users on 9/2. 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 10/24:12 pm -
1 stop5h 09m
Mon 10/512:00 pm -
1 stop3h 30m
Deal found 9/2![Delta logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 11/1210:05 pm -
1 stop18h 32m
Mon 11/168:00 am -
2 stops27h 31m
Deal found 8/31![Multiple Airlines logo]()
$284
This Southwest deal was found by Cheapflights users on 8/30. 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.
Thu 10/221:25 pm -
Nonstop2h 05m
Mon 10/264:30 pm -
Nonstop1h 55m
Deal found 8/30![Southwest logo]()
$287
This Southwest deal was found by Cheapflights users on 9/1. 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.
Thu 10/11:25 pm -
Nonstop2h 05m
Wed 10/71:45 pm -
1 stop7h 15m
Deal found 9/1![Southwest logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/284:57 pm -
1 stop23h 23m
Fri 10/27:11 am -
1 stop12h 45m
Deal found 8/31![Multiple Airlines logo]()
$291
This American Airlines deal was found by Cheapflights users on 8/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:45 pm -
1 stop5h 20m
Sat 10/34:57 pm -
1 stop5h 02m
Deal found 8/31![American Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 9/242:13 pm -
1 stop19h 39m
Mon 9/284:50 pm -
1 stop18h 41m
Deal found 9/1![Multiple Airlines logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Wed 11/117:47 pm -
1 stop20h 50m
Wed 11/187:15 am -
2 stops10h 52m
Deal found 9/1![Multiple Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 8/31. 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.
Thu 9/246:35 am -
1 stop4h 35m
Mon 9/283:35 pm -
Nonstop2h 00m
Deal found 8/31![Southwest logo]()
$297
Best flights from Charleston to IllinoisDiscover carefully curated flight deals from Charleston to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.
Discover carefully curated flight deals from Charleston to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.
This Delta deal was found by Cheapflights users on 9/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:30 am -
1 stop3h 39m
Mon 10/125:35 pm -
1 stop5h 24m
Deal found 9/1![Delta logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 9/242:13 pm -
1 stop19h 39m
Mon 9/284:50 pm -
1 stop18h 41m
Deal found 9/1![Multiple Airlines logo]()
$296
This American Airlines deal was found by Cheapflights users on 8/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:45 pm -
1 stop5h 20m
Sat 10/36:00 am -
2 stops10h 40m
Deal found 8/31![American Airlines logo]()
$300
This Southwest deal was found by Cheapflights users on 9/1. 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.
Thu 9/246:30 pm -
Nonstop2h 10m
Mon 9/287:35 am -
Nonstop2h 20m
Deal found 9/1![Southwest logo]()
$321
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Mon 10/194:58 pm -
Nonstop2h 32m
Wed 10/216:10 pm -
Nonstop2h 23m
Deal found 9/2![United Airlines logo]()
$321
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:52 pm -
1 stop5h 50m
Tue 9/296:00 am -
1 stop6h 07m
Deal found 9/3![Delta logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Sun 10/42:13 pm -
1 stop20h 41m
Wed 10/79:34 am -
1 stop22h 04m
Deal found 9/2![Multiple Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 9/2. 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.
Sat 10/38:30 am -
Nonstop2h 10m
Sat 10/108:15 am -
Nonstop2h 05m
Deal found 9/2![Southwest logo]()
$321
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Sat 10/36:50 pm -
Nonstop2h 40m
Sat 10/106:18 pm -
Nonstop2h 23m
Deal found 9/2![United Airlines logo]()
$321
This Delta deal was found by Cheapflights users on 9/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:20 am -
1 stop4h 35m
Sun 11/157:05 am -
1 stop4h 47m
Deal found 9/1![Delta logo]()
$316
This American Airlines deal was found by Cheapflights users on 8/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:41 pm -
1 stop4h 16m
Sun 9/205:28 pm -
1 stop4h 31m
Deal found 8/31![American Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 9/2. 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 9/235:10 pm -
1 stop5h 05m
Fri 9/2511:40 am -
2 stops8h 50m
Deal found 9/2![Southwest logo]()
$323
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/24:58 pm -
1 stop5h 23m
Mon 10/51:29 pm -
2 stops9h 46m
Deal found 9/3![United Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 8/31. 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.
Fri 11/137:04 pm -
1 stop5h 04m
Mon 11/166:00 am -
1 stop4h 52m
Deal found 8/31![Delta logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 9/242:13 pm -
1 stop19h 39m
Fri 9/255:05 pm -
1 stop19h 19m
Deal found 9/3![Multiple Airlines logo]()
$353
This American Airlines deal was found by Cheapflights users on 8/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/164:12 pm -
2 stops8h 53m
Sun 9/206:00 am -
1 stop6h 16m
Deal found 8/31![American Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 9/2. 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.
Mon 10/194:45 pm -
1 stop4h 10m
Wed 10/211:35 pm -
2 stops5h 50m
Deal found 9/2![Southwest logo]()
$342
This United Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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 1/94:45 pm -
1 stop7h 35m
Tue 1/126:30 am -
1 stop6h 21m
Deal found 8/29![United Airlines logo]()
$351
This Southwest deal was found by Cheapflights users on 8/30. 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.
Fri 11/134:30 pm -
1 stop5h 45m
Sun 11/1510:15 am -
2 stops7h 15m
Deal found 8/30![Southwest logo]()
$342
This Delta deal was found by Cheapflights users on 9/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:35 pm -
1 stop6h 09m
Mon 9/2810:48 am -
1 stop5h 59m
Deal found 9/1![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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 12/197:56 pm -
1 stop5h 05m
Sat 1/26:25 pm -
Nonstop2h 32m
Deal found 8/29![United Airlines logo]()
$361
This Southwest deal was found by Cheapflights users on 9/3. 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 11/126:35 am -
2 stops8h 30m
Sun 11/2210:15 am -
2 stops8h 00m
Deal found 9/3![Southwest logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/172:13 pm -
1 stop19h 39m
Mon 9/215:20 pm -
1 stop18h 11m
Deal found 8/31![Multiple Airlines logo]()
$420
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:35 pm -
1 stop3h 50m
Tue 10/61:38 pm -
1 stop6h 32m
Deal found 9/2![American Airlines logo]()
$435
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Wed 11/253:29 pm -
Nonstop2h 36m
Mon 11/3010:40 am -
Nonstop2h 16m
Deal found 8/31![United Airlines logo]()
$385
This Southwest deal was found by Cheapflights users on 9/2. 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.
Fri 10/26:40 pm -
1 stop7h 25m
Mon 10/52:45 pm -
1 stop3h 40m
Deal found 9/2![Southwest logo]()
$354
This American Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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 10/27:45 pm -
1 stop5h 13m
Sun 10/44:53 pm -
1 stop5h 06m
Deal found 8/29![American Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 8/30. 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.
Sun 10/258:30 am -
Nonstop2h 36m
Tue 11/37:47 am -
Nonstop2h 34m
Deal found 8/30![United Airlines logo]()
$385
This Southwest deal was found by Cheapflights users on 8/31. 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.
Fri 10/97:15 pm -
Nonstop2h 10m
Tue 10/131:30 pm -
Nonstop2h 10m
Deal found 8/31![Southwest logo]()
$370
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Tue 9/224:58 pm -
Nonstop2h 32m
Wed 9/237:10 am -
Nonstop2h 27m
Deal found 9/2![United Airlines logo]()
$386
Last-minute flights from Charleston to IllinoisDiscover last-minute flight deals from Charleston to Illinois. Data last updated September 3, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Illinois. Data last updated September 3, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/2. 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 9/235:10 pm -
1 stop5h 05m
Fri 9/253:35 pm -
Nonstop2h 00m
Deal found 9/2![Southwest logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 9/242:13 pm -
1 stop19h 39m
Mon 9/284:50 pm -
1 stop18h 41m
Deal found 9/1![Multiple Airlines logo]()
$296
This Southwest deal was found by Cheapflights users on 8/31. 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.
Thu 9/246:35 am -
1 stop4h 35m
Mon 9/283:35 pm -
Nonstop2h 00m
Deal found 8/31![Southwest logo]()
$297
This Southwest deal was found by Cheapflights users on 9/3. 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.
Mon 9/287:15 pm -
1 stop3h 55m
Tue 9/2910:45 am -
2 stops8h 05m
Deal found 9/3![Southwest logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/284:57 pm -
1 stop23h 23m
Fri 10/27:11 am -
1 stop12h 45m
Deal found 8/31![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 8/31. 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.
Wed 9/306:00 am -
2 stops33h 45m
Fri 10/27:11 am -
1 stop12h 45m
Deal found 8/31![Multiple Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 9/1. 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.
Thu 10/11:25 pm -
Nonstop2h 05m
Wed 10/71:45 pm -
1 stop7h 15m
Deal found 9/1![Southwest logo]()
$288
This American Airlines deal was found by Cheapflights users on 8/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:45 pm -
1 stop5h 20m
Sat 10/34:57 pm -
1 stop5h 02m
Deal found 8/31![American Airlines logo]()
$295
This Delta deal was found by Cheapflights users on 9/2. 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 10/24:12 pm -
1 stop5h 09m
Mon 10/512:00 pm -
1 stop3h 30m
Deal found 9/2![Delta logo]()
$246
This Delta deal was found by Cheapflights users on 9/3. 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 10/76:30 am -
1 stop3h 39m
Mon 10/125:35 pm -
1 stop5h 24m
Deal found 9/3![Delta logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/1510:05 pm -
1 stop18h 25m
Tue 10/206:00 am -
2 stops25h 38m
Deal found 9/2![Multiple Airlines logo]()
$300
This Southwest deal was found by Cheapflights users on 8/30. 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.
Thu 10/221:25 pm -
Nonstop2h 05m
Mon 10/264:30 pm -
Nonstop1h 55m
Deal found 8/30![Southwest logo]()
$287
One-way flights from Charleston to IllinoisSearch for one-way flight options from Charleston to Illinois. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.
Search for one-way flight options from Charleston to Illinois. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Tue 9/293:00 pm -
2 stops23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Tue 11/33:00 pm -
2 stops27h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 8/31. 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.
Tue 10/273:00 pm -
2 stops27h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Multiple Airlines logo]()
$104
This Mytrip deal was found by Cheapflights users on 9/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:56 am -
1 stop9h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Avelo Airlines logo]()
$109
This Southwest deal was found by Cheapflights users on 9/1. 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.
Thu 10/11:25 pm -
Nonstop2h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Southwest logo]()
$109
This Delta deal was found by Cheapflights users on 9/2. 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 10/316:00 am -
1 stop4h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Tue 12/11:21 pm -
2 stops18h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$115
This Southwest deal was found by Cheapflights users on 8/31. 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 9/3010:45 am -
1 stop8h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Southwest logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sat 10/37:10 pm -
2 stops43h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/12:13 pm -
2 stops23h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/296:45 am -
2 stops35h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/31. 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.
Sat 10/36:00 am -
2 stops28h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Multiple Airlines logo]()
$129
Find flight deals from Charleston to Illinois
Keep the following information in mind while searching for Charleston to Illinois flight deals. Data was last updated September 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $227 (Delta) |
One-way from | $86 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $329 |
Good round-trip deal | $354 or less |
Good one-way deal | $179 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Charleston 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 7,457,451 searches. Data last updated September 3, 2026.
Use the filters below to find and compare flights from Charleston to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Wed 11/4
7:05 am-10:51 am
1 stop4h 46m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$114
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Tue 11/3
7:05 am-10:51 am
1 stop4h 46m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$114
CharlestonChicago
CHS Charleston - RFD Chicago Greater Rockford
CHSRFD
Charleston
Sat 10/3
6:00 am-9:18 am
2 stops28h 18m
Chicago Greater Rockford
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Mon 11/2
7:19 pm-11:24 pm
1 stop5h 05m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$154
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Sat 10/31
7:00 am-4:59 pm
2 stops10h 59m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$159
Quickest round-trip
CharlestonChicago
CHS Charleston - MDW Chicago Midway
CHSMDW
Charleston
Sat 10/17
8:30 am-9:40 am
Nonstop2h 10m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$161
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Thu 10/1
11:27 am-1:00 pm
Nonstop2h 33m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$161
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Tue 3/2
10:23 am-9:13 pm
2 stops11h 50m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$164
CharlestonChicago
CHS Charleston - MDW Chicago Midway
CHSMDW
Charleston
Wed 11/4
1:25 pm-7:55 pm
1 stop7h 30m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$171
CharlestonChicago
CHS Charleston - MDW Chicago Midway
CHSMDW
Charleston
Thu 10/1
7:10 am-12:39 pm
1 stop6h 29m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$171
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Charleston to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Charleston with our price prediction graph.
CHS-STL
CHS-ORD
CHS-MLI
CHS-RFD
CHS-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 Charleston to Illinois
CHS-USIL
CHS-STL
CHS-ORD
CHS-MLI
CHS-RFD
What is the cheapest month to book a flight from Charleston to Illinois?
Currently, September is the cheapest month in which you can book a flight from Charleston to Illinois (average of $333). Flying from Charleston to Illinois in July is currently the most expensive (average of $412). 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 CHS to IL?
Find hourly flight availability from Charleston 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 September 3, 2026.
When flying from Charleston to Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 27% versus a flight at noon.
Weekly flight availability from Charleston to Illinois
Explore weekly flight availability from Charleston 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 September 3, 2026.
The most flights from CHS to USIL are scheduled on a Monday (21 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from Charleston to Illinois?
Airfare is below average for this route at the moment.
Charleston to Illinois flights typically cost between $285 and $501 in September.The cheapest round-trip price found within the last 5 days was $276 on Multiple Airlines (Sep 29-Oct 2).
How far ahead should I book a flight from Charleston to Illinois?
The best time to book flights from Charleston to Illinois is 33 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 Charleston to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Charleston to Illinois. Price data was last updated on August 29, 2026.
Travelers seeking maximum savings on their Charleston to Illinois flight should consider departing on Saturday evenings when fares are most often at their lowest. Saturday at noon 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 September 3, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Charleston to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
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 Charleston 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 Charleston to Illinois
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Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Charleston to Illinois by cabin class
Find flights from Charleston to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Charleston and Illinois flights
Browse other Charleston and Illinois flight options. Last updated on September 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Charleston to Illinois flights
Consider these flights traveling from Charleston to Illinois.
Top 4 airlines flying from Charleston to Illinois
Discover the top 4 airlines that operate flights from Charleston 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 7,457,451 searches. Data last updated September 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$212 | Average$355 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$247 | Average$452 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$248 | Average$365 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$258 | Average$323 | FlexibilityNo cancel fee | On-time63% |