$100+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — ORD
Sep 4 — Sep 111
Round-trip
1 adult, Economy
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Find cheap flights from Charleston to Illinois with Cheapflights
1. Tell us where you want to go
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 August 5, 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 5, 2026.
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:45 am -
Nonstop2h 00m
Sun 9/67:20 am -
1 stop7h 50m
Deal found 8/4![Southwest logo]()
$227
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:58 pm -
1 stop6h 02m
Sun 9/68:40 am -
1 stop5h 30m
Deal found 8/4![United Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:45 am -
Nonstop2h 00m
Mon 9/73:35 pm -
Nonstop2h 00m
Deal found 8/4![Southwest logo]()
$236
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/56:45 am -
Nonstop2h 00m
Sat 9/127:50 am -
1 stop3h 55m
Deal found 8/5![Southwest logo]()
$241
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:15 am -
1 stop5h 41m
Mon 9/76:00 am -
1 stop6h 11m
Deal found 8/4![Delta logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:13 pm -
1 stop27h 21m
Mon 9/212:29 pm -
2 stops21h 02m
Deal found 8/4![Multiple Airlines logo]()
$253
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/175:20 pm -
Nonstop2h 05m
Mon 9/213:35 pm -
Nonstop2h 00m
Deal found 8/5![Southwest logo]()
$255
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/52:54 pm -
2 stops9h 05m
Sat 9/128:00 am -
1 stop4h 58m
Deal found 8/5![United Airlines logo]()
$256
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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
Mon 9/147:35 am -
Nonstop2h 20m
Deal found 8/5![Southwest logo]()
$258
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:58 pm -
Nonstop2h 32m
Mon 9/1410:33 am -
Nonstop2h 25m
Deal found 8/4![United Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/111:15 am -
1 stop26h 35m
Sat 9/57:44 pm -
1 stop11h 54m
Deal found 8/5![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:32 pm -
2 stops29h 51m
Mon 9/147:11 am -
1 stop12h 45m
Deal found 8/5![Multiple Airlines logo]()
$262
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 5, 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 5, 2026.
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:58 pm -
1 stop6h 02m
Sun 9/68:40 am -
1 stop5h 30m
Deal found 8/4![United Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:45 am -
Nonstop2h 00m
Mon 9/73:35 pm -
Nonstop2h 00m
Deal found 8/3![Southwest logo]()
$236
This Delta deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 -
1 stop4h 39m
Mon 10/127:00 am -
1 stop3h 35m
Deal found 8/5![Delta logo]()
$265
This American Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 8/177:50 pm -
1 stop5h 18m
Tue 8/2511:43 am -
1 stop6h 37m
Deal found 8/5![American Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 8/5![Multiple Airlines logo]()
$320
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/175:20 pm -
Nonstop2h 05m
Mon 9/213:35 pm -
Nonstop2h 00m
Deal found 8/5![Southwest logo]()
$255
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/175:45 am -
2 stops7h 12m
Mon 9/215:30 pm -
1 stop4h 39m
Deal found 8/5![United Airlines logo]()
$270
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am -
1 stop5h 22m
Sat 10/316:00 am -
1 stop4h 04m
Deal found 8/1![Delta logo]()
$271
This Southwest deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:10 pm -
1 stop5h 05m
Mon 9/213:35 pm -
Nonstop2h 00m
Deal found 8/3![Southwest logo]()
$260
This American Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/102:06 pm -
1 stop4h 32m
Mon 9/149:53 am -
Nonstop2h 23m
Deal found 8/5![American Airlines logo]()
$289
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:00 am -
1 stop5h 37m
Sat 10/312:31 pm -
1 stop6h 10m
Deal found 8/1![United Airlines logo]()
$271
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:58 pm -
1 stop5h 05m
Tue 12/16:45 am -
1 stop5h 09m
Deal found 8/4![Delta logo]()
$278
This American Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/147:46 pm -
Nonstop2h 44m
Tue 9/159:53 am -
1 stop4h 49m
Deal found 8/5![American Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:45 am -
2 stops8h 40m
Sat 9/129:00 am -
2 stops8h 55m
Deal found 8/2![Southwest logo]()
$275
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/106:30 am -
Nonstop2h 31m
Mon 9/147:45 pm -
Nonstop2h 24m
Deal found 8/5![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:26 pm -
1 stop5h 18m
Tue 9/221:00 pm -
1 stop6h 44m
Deal found 8/3![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:00 am -
1 stop5h 13m
Wed 9/166:00 am -
2 stops8h 42m
Deal found 8/2![American Airlines logo]()
$301
This Southwest deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:00 am -
Nonstop2h 10m
Mon 9/77:35 am -
Nonstop2h 20m
Deal found 8/3![Southwest logo]()
$279
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:55 am -
Nonstop2h 31m
Tue 9/154:20 pm -
Nonstop2h 20m
Deal found 8/4![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:25 am -
1 stop5h 50m
Mon 8/316:05 am -
1 stop6h 06m
Deal found 8/4![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:20 pm -
Nonstop2h 05m
Sat 9/51:40 pm -
Nonstop2h 00m
Deal found 8/4![Southwest logo]()
$279
This American Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/18:12 am -
1 stop5h 03m
Fri 9/46:57 pm -
Nonstop2h 21m
Deal found 8/5![American Airlines logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/272:13 pm -
1 stop20h 19m
Mon 9/284:50 pm -
1 stop18h 41m
Deal found 8/5![Multiple Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:43 pm -
1 stop6h 58m
Tue 9/225:30 am -
1 stop6h 37m
Deal found 8/4![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/14:38 pm -
Nonstop2h 32m
Fri 9/46:10 pm -
Nonstop2h 24m
Deal found 8/5![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:50 pm -
1 stop5h 09m
Mon 9/76:00 am -
1 stop4h 33m
Deal found 8/3![American Airlines logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:39 pm -
1 stop19h 36m
Sun 9/1310:41 am -
2 stops10h 29m
Deal found 8/4![Multiple Airlines logo]()
$431
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:15 am -
1 stop6h 48m
Wed 10/148:05 am -
1 stop3h 55m
Deal found 8/1![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:35 am -
1 stop6h 25m
Mon 10/54:30 pm -
Nonstop1h 55m
Deal found 8/4![Southwest logo]()
$303
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:30 am -
Nonstop2h 31m
Mon 9/217:45 pm -
Nonstop2h 24m
Deal found 8/1![United Airlines logo]()
$309
Last-minute flights from Charleston to IllinoisDiscover last-minute flight deals from Charleston to Illinois. Data last updated August 5, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Illinois. Data last updated August 5, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/111:15 am -
1 stop26h 35m
Sat 9/57:44 pm -
1 stop11h 54m
Deal found 8/5![Multiple Airlines logo]()
$260
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/36:30 pm -
Nonstop2h 10m
Sun 9/66:40 pm -
Nonstop2h 05m
Deal found 8/5![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:45 am -
Nonstop2h 00m
Sun 9/67:20 am -
1 stop7h 50m
Deal found 8/4![Southwest logo]()
$227
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:58 pm -
1 stop6h 02m
Sun 9/68:40 am -
1 stop5h 30m
Deal found 8/4![United Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/56:45 am -
Nonstop2h 00m
Sat 9/121:40 pm -
Nonstop2h 00m
Deal found 8/5![Southwest logo]()
$236
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:35 am -
1 stop4h 25m
Mon 9/73:35 pm -
Nonstop2h 00m
Deal found 8/4![Southwest logo]()
$246
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:15 am -
1 stop5h 41m
Mon 9/76:00 am -
1 stop6h 11m
Deal found 8/4![Delta logo]()
$251
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/52:54 pm -
2 stops9h 05m
Sat 9/128:00 am -
1 stop4h 58m
Deal found 8/5![United Airlines logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:32 pm -
2 stops29h 51m
Mon 9/147:11 am -
1 stop12h 45m
Deal found 8/5![Multiple Airlines logo]()
$262
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:58 pm -
Nonstop2h 32m
Mon 9/1410:33 am -
Nonstop2h 25m
Deal found 8/4![United Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:13 pm -
1 stop27h 21m
Mon 9/212:29 pm -
2 stops21h 02m
Deal found 8/4![Multiple Airlines logo]()
$253
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/175:20 pm -
Nonstop2h 05m
Mon 9/213:35 pm -
Nonstop2h 00m
Deal found 8/5![Southwest logo]()
$255
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 5, 2026.
Search for one-way flight options from Charleston to Illinois. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/302:53 pm -
2 stops27h 29m
Deal found 8/1![Multiple Airlines logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:18 am -
2 stops49h 22m
Deal found 8/3![Multiple Airlines logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:56 pm -
2 stops21h 26m
Deal found 8/1![Multiple Airlines logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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
Deal found 8/5![Multiple Airlines logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:56 pm -
2 stops21h 26m
Deal found 8/1![Multiple Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:56 pm -
2 stops21h 26m
Deal found 8/3![Multiple Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/264:04 pm -
1 stop8h 04m
Deal found 8/3![Multiple Airlines logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:25 am -
2 stops10h 57m
Deal found 8/3![Multiple Airlines logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:25 am -
2 stops10h 57m
Deal found 8/1![Multiple Airlines logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:10 pm -
2 stops43h 00m
Deal found 8/1![Multiple Airlines logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/33:00 pm -
2 stops43h 40m
Deal found 8/1![Multiple Airlines logo]()
$118
This American Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:00 am -
Nonstop2h 39m
Deal found 8/1![American Airlines logo]()
$119
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 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $227 (Southwest) |
One-way from | $100 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $389 |
Good round-trip deal | $371 or less |
Good one-way deal | $195 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 5, 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
Sat 9/5
4:58 pm-10:00 pm
1 stop6h 02m
Lambert-St Louis
Sun 9/6
8:40 am-3:10 pm
1 stop5h 30m
$232
Quickest round-trip
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Sat 9/5
6:45 am-7:45 am
Nonstop2h 00m
Lambert-St Louis
Mon 9/7
3:35 pm-6:35 pm
Nonstop2h 00m
$236
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Thu 9/17
5:20 pm-6:25 pm
Nonstop2h 05m
Lambert-St Louis
Mon 9/21
3:35 pm-6:35 pm
Nonstop2h 00m
$255
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Wed 9/16
5:10 pm-9:15 pm
1 stop5h 05m
Lambert-St Louis
Mon 9/21
3:35 pm-6:35 pm
Nonstop2h 00m
$260
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Thu 10/8
5:30 am-9:09 am
1 stop4h 39m
Lambert-St Louis
Mon 10/12
7:00 am-11:35 am
1 stop3h 35m
$265
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Thu 9/17
5:45 am-11:57 am
2 stops7h 12m
Lambert-St Louis
Mon 9/21
5:30 pm-11:09 pm
1 stop4h 39m
$270
CharlestonMoline
CHS Charleston - MLI Moline Quad-City
CHSMLI
Charleston
Mon 8/17
7:50 pm-12:08 am
1 stop5h 18m
Moline Quad-City
Tue 8/25
11:43 am-7:20 pm
1 stop6h 37m
$271
CharlestonMoline
CHS Charleston - MLI Moline Quad-City
CHSMLI
Charleston
Sat 10/24
6:00 am-10:22 am
1 stop5h 22m
Moline Quad-City
Sat 10/31
6:00 am-11:04 am
1 stop4h 04m
$271
CharlestonMoline
CHS Charleston - MLI Moline Quad-City
CHSMLI
Charleston
Sat 10/24
8:00 am-12:37 pm
1 stop5h 37m
Moline Quad-City
Sat 10/31
2:31 pm-9:41 pm
1 stop6h 10m
$271
CharlestonSt. Louis
CHS Charleston - STL Lambert-St Louis
CHSSTL
Charleston
Tue 9/1
6:45 am-2:25 pm
2 stops8h 40m
Lambert-St Louis
Sat 9/12
9:00 am-6:55 pm
2 stops8h 55m
$275
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-MDW
CHS-MLI
CHS-RFD
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-MDW
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 $325). 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 5, 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 26% 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 5, 2026.
The most flights from CHS to USIL are scheduled on a Tuesday (22 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (10 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 $313 and $432 in September.The cheapest round-trip price found within the last 5 days was $258 on United Airlines (Sep 11-Sep 14).
How far ahead should I book a flight from Charleston to Illinois?
The best time to book flights from Charleston to Illinois is 75 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from 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 1, 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 5, 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.
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
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 5, 2026.
Popular flight searches
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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 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$212 | Average$330 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$232 | Average$429 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$237 | Average$329 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$237 | Average$361 | FlexibilityNo cancel fee | On-time69% |