$95+ Cheap flights from Charleston (CHS) to Illinois
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — ORD
Sep 17 — Sep 241
Round-trip
1 adult, Economy
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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 August 18, 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 August 18, 2026.
This Southwest deal was found by Cheapflights users on 8/15. 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.
Thu 9/245:20 pm -
Nonstop2h 05m
Mon 9/283:35 pm -
Nonstop2h 00m
Deal found 8/15![Southwest logo]()
$217
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:35 am -
1 stop4h 57m
Mon 9/146:54 pm -
1 stop4h 05m
Deal found 8/14![Delta logo]()
$227
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:45 am -
2 stops7h 12m
Wed 9/167:56 am -
1 stop5h 02m
Deal found 8/17![United Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am -
2 stops31h 10m
Mon 9/145:19 pm -
1 stop14h 19m
Deal found 8/14![Multiple Airlines logo]()
$234
This Southwest deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:20 pm -
Nonstop2h 05m
Mon 9/143:35 pm -
Nonstop2h 00m
Deal found 8/18![Southwest logo]()
$236
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:35 am -
Nonstop2h 10m
Mon 9/216:15 pm -
Nonstop2h 15m
Deal found 8/17![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:06 pm -
Nonstop2h 37m
Wed 9/169:53 am -
Nonstop2h 23m
Deal found 8/17![American Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 8/13. 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.
Sat 9/54:56 pm -
1 stop4h 37m
Sun 9/67:00 am -
1 stop3h 54m
Deal found 8/13![Delta logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 am -
2 stops13h 23m
Wed 9/303:50 pm -
1 stop15h 48m
Deal found 8/17![Multiple Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:56 pm -
2 stops21h 26m
Mon 9/145:19 pm -
1 stop14h 19m
Deal found 8/14![Multiple Airlines logo]()
$245
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:15 pm -
1 stop6h 32m
Mon 9/145:30 pm -
1 stop4h 39m
Deal found 8/18![United Airlines logo]()
$246
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:15 pm -
1 stop4h 10m
Mon 9/217:35 am -
Nonstop2h 20m
Deal found 8/17![Southwest logo]()
$247
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 August 18, 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 August 18, 2026.
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:30 am -
1 stop3h 39m
Mon 10/125:35 pm -
1 stop5h 24m
Deal found 8/14![Delta logo]()
$227
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Tue 9/155:45 am -
2 stops7h 12m
Wed 9/167:56 am -
1 stop5h 02m
Deal found 8/14![United Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 am -
1 stop4h 30m
Mon 9/143:35 pm -
Nonstop2h 00m
Deal found 8/18![Southwest logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
2 stops27h 50m
Wed 10/289:34 am -
1 stop22h 04m
Deal found 8/17![Multiple Airlines logo]()
$286
This American Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:26 am -
1 stop6h 14m
Sat 9/56:00 am -
1 stop4h 31m
Deal found 8/17![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:35 am -
1 stop4h 57m
Mon 9/146:54 pm -
1 stop4h 05m
Deal found 8/14![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:45 am -
2 stops9h 05m
Thu 9/242:20 pm -
1 stop6h 10m
Deal found 8/17![Southwest logo]()
$251
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:30 am -
Nonstop2h 32m
Tue 10/137:00 am -
Nonstop2h 27m
Deal found 8/16![United Airlines logo]()
$258
This Delta deal was found by Cheapflights users on 8/13. 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.
Sun 9/66:00 am -
1 stop4h 20m
Sun 9/63:44 pm -
1 stop5h 17m
Deal found 8/13![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:35 am -
Nonstop2h 10m
Fri 9/256:15 pm -
Nonstop2h 15m
Deal found 8/17![Southwest logo]()
$258
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:58 pm -
1 stop6h 37m
Sat 9/126:32 am -
2 stops11h 16m
Deal found 8/14![United Airlines logo]()
$276
This Delta deal was found by Cheapflights users on 8/13. 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 9/35:10 am -
1 stop5h 10m
Sun 9/67:00 am -
1 stop5h 52m
Deal found 8/13![Delta logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:53 pm -
1 stop25h 30m
Mon 8/317:04 pm -
1 stop12h 34m
Deal found 8/16![Multiple Airlines logo]()
$313
This Southwest deal was found by Cheapflights users on 8/15. 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.
Tue 9/296:45 am -
2 stops9h 40m
Tue 10/67:45 am -
2 stops8h 50m
Deal found 8/15![Southwest logo]()
$267
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am -
2 stops7h 37m
Sat 10/313:39 pm -
1 stop5h 19m
Deal found 8/15![United Airlines logo]()
$276
This Delta deal was found by Cheapflights users on 8/14. 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.
Sat 9/126:26 pm -
1 stop5h 18m
Tue 9/156:05 am -
1 stop6h 02m
Deal found 8/14![Delta logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:13 pm -
1 stop18h 41m
Sun 10/2510:20 am -
2 stops26h 30m
Deal found 8/14![Multiple Airlines logo]()
$320
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:00 am -
Nonstop2h 10m
Tue 9/292:40 pm -
1 stop4h 10m
Deal found 8/16![Southwest logo]()
$268
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:47 pm -
1 stop5h 12m
Tue 11/35:00 am -
2 stops8h 27m
Deal found 8/18![United Airlines logo]()
$300
This Southwest deal was found by Cheapflights users on 8/14. 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.
Fri 10/24:45 pm -
1 stop4h 10m
Mon 10/57:50 am -
2 stops7h 20m
Deal found 8/14![Southwest logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:39 pm -
1 stop22h 27m
Thu 11/51:08 pm -
2 stops42h 30m
Deal found 8/16![Multiple Airlines logo]()
$347
This American Airlines deal was found by Cheapflights users on 8/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:31 pm -
1 stop3h 54m
Mon 9/141:26 pm -
1 stop4h 30m
Deal found 8/16![American Airlines logo]()
$435
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:27 am -
1 stop5h 16m
Mon 10/198:00 am -
1 stop5h 04m
Deal found 8/17![United Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:40 pm -
1 stop7h 25m
Tue 10/131:40 pm -
2 stops5h 40m
Deal found 8/16![Southwest logo]()
$283
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:52 pm -
1 stop4h 38m
Sun 10/45:09 pm -
1 stop5h 50m
Deal found 8/18![Delta logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/264:08 pm -
2 stops24h 01m
Mon 8/317:04 pm -
1 stop12h 34m
Deal found 8/16![Multiple Airlines logo]()
$371
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:19 am -
2 stops10h 41m
Mon 9/145:30 pm -
1 stop4h 39m
Deal found 8/18![United Airlines logo]()
$312
This Delta deal was found by Cheapflights users on 8/13. 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.
Sun 9/136:54 pm -
1 stop6h 05m
Tue 9/158:05 am -
1 stop4h 02m
Deal found 8/13![Delta logo]()
$324
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:15 pm -
Nonstop2h 10m
Thu 11/510:40 am -
1 stop8h 35m
Deal found 8/13![Southwest logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:47 pm -
2 stops17h 51m
Mon 11/97:03 pm -
1 stop16h 28m
Deal found 8/17![Multiple Airlines logo]()
$378
Last-minute flights from Charleston to IllinoisDiscover last-minute flight deals from Charleston to Illinois. Data last updated August 18, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Illinois. Data last updated August 18, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/13. 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.
Sat 9/54:56 pm -
1 stop4h 37m
Sun 9/67:00 am -
1 stop3h 54m
Deal found 8/13![Delta logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:56 pm -
2 stops21h 26m
Mon 9/145:19 pm -
1 stop14h 19m
Deal found 8/14![Multiple Airlines logo]()
$245
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:35 am -
1 stop4h 57m
Mon 9/146:54 pm -
1 stop4h 05m
Deal found 8/14![Delta logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am -
2 stops31h 10m
Mon 9/145:19 pm -
1 stop14h 19m
Deal found 8/14![Multiple Airlines logo]()
$234
This Southwest deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:20 pm -
Nonstop2h 05m
Mon 9/143:35 pm -
Nonstop2h 00m
Deal found 8/18![Southwest logo]()
$236
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:15 pm -
1 stop6h 32m
Mon 9/145:30 pm -
1 stop4h 39m
Deal found 8/18![United Airlines logo]()
$246
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:18 am -
Nonstop2h 42m
Wed 9/169:53 am -
Nonstop2h 23m
Deal found 8/18![American Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:15 pm -
1 stop4h 10m
Mon 9/217:35 am -
Nonstop2h 20m
Deal found 8/17![Southwest logo]()
$247
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:45 am -
2 stops7h 12m
Wed 9/167:56 am -
1 stop5h 02m
Deal found 8/17![United Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 am -
2 stops13h 23m
Wed 9/303:50 pm -
1 stop15h 48m
Deal found 8/17![Multiple Airlines logo]()
$241
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:35 am -
Nonstop2h 10m
Mon 9/216:15 pm -
Nonstop2h 15m
Deal found 8/17![Southwest logo]()
$237
This Southwest deal was found by Cheapflights users on 8/15. 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.
Thu 9/245:20 pm -
Nonstop2h 05m
Mon 9/283:35 pm -
Nonstop2h 00m
Deal found 8/15![Southwest logo]()
$217
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 August 18, 2026.
Search for one-way flight options from Charleston to Illinois. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:42 pm -
1 stop8h 17m
Deal found 8/13![Multiple Airlines logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Tue 9/159:18 am -
1 stop14h 41m
Deal found 8/16![Multiple Airlines logo]()
$96
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 am -
Nonstop2h 10m
Deal found 8/13![Southwest logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:13 pm -
2 stops23h 57m
Deal found 8/18![Multiple Airlines logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Tue 9/159:18 am -
2 stops28h 52m
Deal found 8/13![Multiple Airlines logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 am -
2 stops33h 45m
Deal found 8/14![Multiple Airlines logo]()
$104
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:35 am -
Nonstop2h 10m
Deal found 8/13![Southwest logo]()
$105
This American Airlines deal was found by Cheapflights users on 8/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:18 am -
Nonstop2h 42m
Deal found 8/13![American Airlines logo]()
$105
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:20 pm -
Nonstop2h 05m
Deal found 8/13![Southwest logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Tue 11/103:00 pm -
2 stops43h 40m
Deal found 8/13![Multiple Airlines logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:57 pm -
1 stop23h 23m
Deal found 8/17![Multiple Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am -
2 stops31h 10m
Deal found 8/13![Multiple Airlines logo]()
$111
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 August 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (Southwest) |
One-way from | $95 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $389 |
Good round-trip deal | $371 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 2,558,603 searches. Data last updated August 18, 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
Thu 10/8
6:30 am-9:09 am
1 stop3h 39m
Lambert-St Louis
Mon 10/12
5:35 pm-11:59 pm
1 stop5h 24m
$227
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Thu 9/10
8:35 am-12:32 pm
1 stop4h 57m
Lambert-St Louis
Mon 9/14
6:54 pm-11:59 pm
1 stop4h 05m
$227
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Tue 9/15
5:45 am-11:57 am
2 stops7h 12m
Lambert-St Louis
Wed 9/16
7:56 am-1:58 pm
1 stop5h 02m
$232
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Sun 9/6
6:00 am-9:20 am
1 stop4h 20m
Lambert-St Louis
Sun 9/6
3:44 pm-10:01 pm
1 stop5h 17m
$237
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Fri 9/11
7:00 am-10:30 am
1 stop4h 30m
Lambert-St Louis
Mon 9/14
3:35 pm-6:35 pm
Nonstop2h 00m
$241
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Wed 9/23
6:45 am-2:50 pm
2 stops9h 05m
Lambert-St Louis
Thu 9/24
2:20 pm-9:30 pm
1 stop6h 10m
$251
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Thu 9/3
5:10 am-9:20 am
1 stop5h 10m
Lambert-St Louis
Sun 9/6
7:00 am-1:52 pm
1 stop5h 52m
$256
CharlestonChicago
CHS Charleston - MDW Chicago Midway
CHSMDW
Charleston
Sat 9/12
6:26 pm-10:44 pm
1 stop5h 18m
Chicago Midway
Tue 9/15
6:05 am-1:07 pm
1 stop6h 02m
$257
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Fri 10/9
6:30 am-8:02 am
Nonstop2h 32m
Chicago O'Hare Intl
Tue 10/13
7:00 am-10:27 am
Nonstop2h 27m
$258
Quickest round-trip
CharlestonChicago
CHS Charleston - MDW Chicago Midway
CHSMDW
Charleston
Wed 9/23
7:35 am-8:45 am
Nonstop2h 10m
Chicago Midway
Fri 9/25
6:15 pm-9:30 pm
Nonstop2h 15m
$258
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-ORD
CHS-MDW
CHS-STL
CHS-RFD
CHS-EVV
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-ORD
CHS-MDW
CHS-STL
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 $342). 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 August 18, 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 August 18, 2026.
The most flights from CHS to USIL are scheduled on a Monday (21 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 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 $325 and $389 in September.The cheapest round-trip price found within the last 5 days was $237 on American Airlines (Sep 14-Sep 16).
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 15, 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 August 18, 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
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
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
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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 August 18, 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 2,558,603 searches. Data last updated August 18, 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$367 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$271 | Average$323 | FlexibilityNo cancel fee | On-time63% |