$103+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — ORD
Jul 14 — Jul 211
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 June 14, 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 June 14, 2026.
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:45 am
CHS
- STL
1 stop6h 40m
Southwest
Tue 9/18:35 am
STL
- CHS
1 stop6h 45m
Southwest
Deal found 6/10![Southwest logo]()
$221
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:45 am
CHS
- STL
2 stops7h 17m
United Airlines
Tue 9/18:00 am
STL
- CHS
1 stop4h 58m
United Airlines
Deal found 6/10![United Airlines logo]()
$226
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:50 pm
CHS
- STL
Nonstop2h 10m
Southwest
Tue 7/213:15 pm
STL
- CHS
Nonstop2h 00m
Southwest
Deal found 6/11![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:30 am
CHS
- STL
1 stop3h 42m
Delta
Tue 10/136:00 am
STL
- CHS
1 stop4h 26m
Delta
Deal found 6/11![Delta logo]()
$243
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:30 am
CHS
- STL
1 stop5h 06m
Delta
Mon 9/146:45 pm
STL
- CHS
1 stop4h 12m
Delta
Deal found 6/12![Delta logo]()
$255
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:45 am
CHS
- STL
2 stops7h 17m
United Airlines
Sat 8/297:25 am
STL
- CHS
1 stop5h 33m
United Airlines
Deal found 6/11![United Airlines logo]()
$270
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/255:00 pm
CHS
- MDW
1 stop6h 15m
Delta
Tue 7/286:00 am
MDW
- CHS
1 stop6h 42m
Delta
Deal found 6/11![Delta logo]()
$277
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/255:00 pm
CHS
- ORD
1 stop4h 33m
Delta
Tue 7/282:07 pm
ORD
- CHS
1 stop7h 37m
Delta
Deal found 6/9![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/64:05 pm
CHS
- MDW
1 stop8h 40m
Southwest
Mon 8/108:05 am
MDW
- CHS
Nonstop2h 20m
Southwest
Deal found 6/13![Southwest logo]()
$279
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:46 pm
CHS
- ORD
Nonstop2h 44m
American Airlines
Mon 8/105:49 pm
ORD
- CHS
1 stop4h 11m
American Airlines
Deal found 6/12![American Airlines logo]()
$279
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:46 pm
CHS
- ORD
Nonstop2h 44m
American Airlines
Mon 9/215:20 am
ORD
- CHS
1 stop5h 32m
American Airlines
Deal found 6/11![American Airlines logo]()
$280
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/251:30 pm
CHS
- MDW
1 stop6h 55m
Southwest
Wed 7/298:20 am
MDW
- CHS
2 stops6h 50m
Southwest
Deal found 6/10![Southwest logo]()
$282
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 June 14, 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 June 14, 2026.
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/255:00 pm
CHS
- ORD
1 stop4h 33m
Delta
Tue 7/282:07 pm
ORD
- CHS
1 stop7h 37m
Delta
Deal found 6/9![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:00 pm
CHS
- ORD
1 stop4h 41m
United Airlines
Mon 10/52:25 pm
ORD
- CHS
Nonstop2h 37m
United Airlines
Deal found 6/11![United Airlines logo]()
$280
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/251:30 pm
CHS
- MDW
1 stop6h 55m
Southwest
Wed 7/2911:25 am
MDW
- CHS
2 stops8h 05m
Southwest
Deal found 6/9![Southwest logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/92:53 pm
CHS
- RFD
1 stop29h 07m
Multiple Airlines
Mon 7/137:50 pm
RFD
- CHS
1 stop11h 48m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$285
This American Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:46 pm
CHS
- MLI
1 stop5h 22m
American Airlines
Tue 8/2511:43 am
MLI
- CHS
1 stop6h 32m
American Airlines
Deal found 6/13![American Airlines logo]()
$285
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 9/36:15 am
CHS
- STL
1 stop4h 05m
Delta
Wed 9/96:00 am
STL
- CHS
1 stop6h 47m
Delta
Deal found 6/9![Delta logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:20 pm
CHS
- RFD
1 stop12h 29m
Multiple Airlines
Mon 8/106:26 pm
RFD
- CHS
1 stop13h 12m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$289
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:30 am
CHS
- ORD
Nonstop2h 30m
United Airlines
Sun 9/610:33 am
ORD
- CHS
Nonstop2h 25m
United Airlines
Deal found 6/11![United Airlines logo]()
$306
This American Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/248:21 pm
CHS
- PIA
1 stop5h 01m
American Airlines
Sat 7/254:26 pm
PIA
- CHS
1 stop4h 45m
American Airlines
Deal found 6/13![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:00 pm
CHS
- STL
1 stop6h 15m
Delta
Fri 7/246:58 pm
STL
- CHS
1 stop4h 28m
Delta
Deal found 6/12![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:10 am
CHS
- MDW
Nonstop2h 10m
Southwest
Sat 7/412:45 pm
MDW
- CHS
Nonstop2h 10m
Southwest
Deal found 6/13![Southwest logo]()
$321
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:33 pm
CHS
- STL
1 stop7h 27m
United Airlines
Wed 8/269:30 am
STL
- CHS
2 stops8h 40m
United Airlines
Deal found 6/10![United Airlines logo]()
$306
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:59 pm
CHS
- ORD
1 stop6h 30m
Delta
Mon 8/106:40 am
ORD
- CHS
1 stop4h 14m
Delta
Deal found 6/12![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/24:45 pm
CHS
- STL
Nonstop2h 05m
Southwest
Tue 7/73:15 pm
STL
- CHS
Nonstop2h 00m
Southwest
Deal found 6/10![Southwest logo]()
$336
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 6/267:50 pm
CHS
- PIA
1 stop5h 08m
American Airlines
Tue 6/305:06 am
PIA
- CHS
1 stop6h 02m
American Airlines
Deal found 6/10![American Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/103:23 pm
CHS
- RFD
1 stop18h 52m
Multiple Airlines
Mon 7/137:50 pm
RFD
- CHS
1 stop11h 48m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/293:08 pm
CHS
- ORD
Nonstop2h 46m
United Airlines
Sun 8/27:00 am
ORD
- CHS
Nonstop2h 23m
United Airlines
Deal found 6/11![United Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:30 am
CHS
- STL
1 stop3h 42m
Delta
Mon 10/127:05 pm
STL
- CHS
1 stop3h 51m
Delta
Deal found 6/11![Delta logo]()
$301
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:35 am
CHS
- MDW
Nonstop2h 10m
Southwest
Sun 8/168:05 am
MDW
- CHS
2 stops5h 30m
Southwest
Deal found 6/12![Southwest logo]()
$340
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:00 am
CHS
- PIA
1 stop5h 09m
United Airlines
Sat 7/251:13 pm
PIA
- CHS
2 stops9h 45m
United Airlines
Deal found 6/13![United Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/33:23 pm
CHS
- RFD
1 stop18h 52m
Multiple Airlines
Sun 7/511:27 am
RFD
- CHS
2 stops26h 17m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/243:15 pm
CHS
- STL
1 stop7h 40m
Southwest
Mon 7/272:15 pm
STL
- CHS
2 stops6h 25m
Southwest
Deal found 6/9![Southwest logo]()
$342
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 9/412:59 pm
CHS
- ORD
1 stop6h 30m
Delta
Tue 9/87:10 am
ORD
- CHS
1 stop4h 11m
Delta
Deal found 6/10![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3110:00 am
CHS
- ORD
1 stop5h 29m
United Airlines
Wed 8/56:25 pm
ORD
- CHS
Nonstop2h 23m
United Airlines
Deal found 6/9![United Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/28:20 pm
CHS
- RFD
1 stop12h 29m
Multiple Airlines
Mon 8/37:50 pm
RFD
- CHS
1 stop11h 48m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$370
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:00 pm
CHS
- MDW
2 stops8h 40m
Southwest
Wed 7/157:25 am
MDW
- CHS
1 stop5h 05m
Southwest
Deal found 6/12![Southwest logo]()
$346
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:41 pm
CHS
- PIA
1 stop4h 13m
American Airlines
Sun 9/275:05 am
PIA
- CHS
1 stop4h 34m
American Airlines
Deal found 6/11![American Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/307:46 pm
CHS
- ORD
1 stop4h 45m
United Airlines
Sat 7/41:55 pm
ORD
- CHS
Nonstop2h 23m
United Airlines
Deal found 6/13![United Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/36:44 pm
CHS
- STL
1 stop6h 12m
Delta
Mon 7/67:12 pm
STL
- CHS
1 stop4h 24m
Delta
Deal found 6/9![Delta logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/303:13 pm
CHS
- RFD
1 stop19h 00m
Multiple Airlines
Sun 7/511:27 am
RFD
- CHS
2 stops26h 17m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$372
Last-minute flights from Charleston to IllinoisDiscover last-minute flight deals from Charleston to Illinois. Data last updated June 14, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Illinois. Data last updated June 14, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/27:35 pm
CHS
- STL
1 stop4h 35m
Southwest
Tue 7/73:15 pm
STL
- CHS
Nonstop2h 00m
Southwest
Deal found 6/10![Southwest logo]()
$287
This American Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/38:56 am
CHS
- ORD
Nonstop2h 34m
American Airlines
Tue 7/77:45 pm
ORD
- CHS
Nonstop2h 24m
American Airlines
Deal found 6/13![American Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/36:44 pm
CHS
- ORD
1 stop6h 15m
Delta
Tue 8/45:30 am
ORD
- CHS
1 stop6h 41m
Delta
Deal found 6/10![Delta logo]()
$283
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/83:00 pm
CHS
- MDW
2 stops6h 10m
Southwest
Tue 7/2111:25 am
MDW
- CHS
2 stops8h 05m
Southwest
Deal found 6/10![Southwest logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/92:53 pm
CHS
- RFD
1 stop29h 07m
Multiple Airlines
Mon 7/137:50 pm
RFD
- CHS
1 stop11h 48m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$285
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:50 pm
CHS
- STL
Nonstop2h 10m
Southwest
Tue 7/213:15 pm
STL
- CHS
Nonstop2h 00m
Southwest
Deal found 6/11![Southwest logo]()
$237
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:10 am
CHS
- MDW
Nonstop2h 10m
Southwest
Wed 7/156:20 pm
MDW
- CHS
Nonstop2h 10m
Southwest
Deal found 6/12![Southwest logo]()
$279
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/255:00 pm
CHS
- MDW
1 stop6h 15m
Delta
Tue 7/286:00 am
MDW
- CHS
1 stop6h 42m
Delta
Deal found 6/9![Delta logo]()
$277
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/255:00 pm
CHS
- ORD
1 stop4h 33m
Delta
Tue 7/282:07 pm
ORD
- CHS
1 stop7h 37m
Delta
Deal found 6/9![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/251:30 pm
CHS
- MDW
1 stop6h 55m
Southwest
Wed 7/298:20 am
MDW
- CHS
2 stops6h 50m
Southwest
Deal found 6/10![Southwest logo]()
$282
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2912:59 pm
CHS
- ORD
1 stop6h 30m
Delta
Tue 8/46:40 am
ORD
- CHS
1 stop4h 14m
Delta
Deal found 6/11![Delta logo]()
$282
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/305:10 am
CHS
- STL
1 stop4h 09m
Delta
Wed 8/59:15 am
STL
- CHS
1 stop5h 45m
Delta
Deal found 6/10![Delta logo]()
$279
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 June 14, 2026.
Search for one-way flight options from Charleston to Illinois. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:55 am
CHS
- MDW
Nonstop2h 20m
Southwest
Deal found 6/11![Southwest logo]()
$103
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:00 am
CHS
- ORD
Nonstop2h 39m
American Airlines
Deal found 6/11![American Airlines logo]()
$103
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:30 am
CHS
- STL
1 stop6h 27m
Delta
Deal found 6/11![Delta logo]()
$111
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:15 am
CHS
- MDW
1 stop6h 36m
Delta
Deal found 6/10![Delta logo]()
$113
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/56:55 am
CHS
- ORD
1 stop7h 13m
Delta
Deal found 6/10![Delta logo]()
$113
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/811:00 am
CHS
- STL
2 stops7h 20m
Southwest
Deal found 6/11![Southwest logo]()
$117
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:10 am
CHS
- MDW
Nonstop2h 10m
Southwest
Deal found 6/12![Southwest logo]()
$119
This American Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:21 pm
CHS
- ORD
Nonstop2h 39m
American Airlines
Deal found 6/13![American Airlines logo]()
$119
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/71:50 pm
CHS
- STL
Nonstop2h 10m
Southwest
Deal found 6/10![Southwest logo]()
$119
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:15 am
CHS
- STL
1 stop4h 28m
Delta
Deal found 6/11![Delta logo]()
$124
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:35 am
CHS
- MDW
Nonstop2h 10m
Southwest
Deal found 6/11![Southwest logo]()
$125
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/223:33 pm
CHS
- ORD
Nonstop2h 32m
United Airlines
Deal found 6/10![United Airlines logo]()
$125
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 June 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $221 (Southwest) |
One-way from | $103 (Southwest) |
Popular in | April |
Cheapest in | September |
Average price | $388 |
Good round-trip deal | $359 or less |
Good one-way deal | $180 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 June 14, 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
CharlestonChicago
CHS - ORD
CHSORD
Charleston
Sat 7/25
5:00 pm-8:33 pm
1 stop4h 33m
Chicago O'Hare Intl
Tue 7/28
2:07 pm-10:44 pm
1 stop7h 37m
$277
CharlestonSt. Louis
CHS - STL
CHSSTL
Charleston
Thu 9/3
6:15 am-9:20 am
1 stop4h 05m
Lambert-St Louis
Wed 9/9
6:00 am-1:47 pm
1 stop6h 47m
$279
CharlestonChicago
CHS - ORD
CHSORD
Charleston
Fri 10/2
3:00 pm-6:41 pm
1 stop4h 41m
Chicago O'Hare Intl
Mon 10/5
2:25 pm-6:02 pm
Nonstop2h 37m
$280
CharlestonChicago
CHS - MDW
CHSMDW
Charleston
Sat 7/25
1:30 pm-7:25 pm
1 stop6h 55m
Chicago Midway
Wed 7/29
11:25 am-8:30 pm
2 stops8h 05m
$282
CharlestonChicago
CHS - RFD
CHSRFD
Charleston
Thu 7/9
2:53 pm-7:00 pm
1 stop29h 07m
Chicago Greater Rockford
Mon 7/13
7:50 pm-8:38 am
1 stop11h 48m
$285
CharlestonMoline
CHS - MLI
CHSMLI
Charleston
Mon 8/17
7:46 pm-12:08 am
1 stop5h 22m
Moline Quad-City
Tue 8/25
11:43 am-7:15 pm
1 stop6h 32m
$285
CharlestonSt. Louis
CHS - STL
CHSSTL
Charleston
Tue 7/21
5:00 pm-10:15 pm
1 stop6h 15m
Lambert-St Louis
Fri 7/24
6:58 pm-12:26 am
1 stop4h 28m
$287
CharlestonChicago
CHS - RFD
CHSRFD
Charleston
Thu 8/6
8:20 pm-7:49 am
1 stop12h 29m
Chicago Greater Rockford
Mon 8/10
6:26 pm-8:38 am
1 stop13h 12m
$289
CharlestonChicago
CHS - ORD
CHSORD
Charleston
Thu 8/6
12:59 pm-6:29 pm
1 stop6h 30m
Chicago O'Hare Intl
Mon 8/10
6:40 am-11:54 am
1 stop4h 14m
$289
CharlestonSt. Louis
CHS - STL
CHSSTL
Charleston
Thu 10/8
5:30 am-8:12 am
1 stop3h 42m
Lambert-St Louis
Mon 10/12
7:05 pm-11:56 pm
1 stop3h 51m
$301
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-RFD
CHS-MLI
CHS-STL
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-RFD
CHS-MLI
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 $104). Flying from Charleston to Illinois in March is currently the most expensive (average of $237). 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 June 14, 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 afternoon, which can drop the price by up to 18% 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 June 14, 2026.
The most flights from CHS to USIL are scheduled on a Sunday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).
How much does it cost to fly round-trip from Charleston to Illinois?
How far ahead should I book a flight from Charleston to Illinois?
The best time to book flights from Charleston to Illinois is 74 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 June 13, 2026.
Travelers seeking maximum savings on their Charleston to Illinois flight should consider departing on Friday afternoons 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 June 14, 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.
Entertainment
7.5
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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 June 14, 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 June 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$135 | Average$345 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$166 | Average$478 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$190 | Average$302 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$237 | Average$362 | FlexibilityNo cancel fee | On-time69% |