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Illinois

$43+ 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — ORD
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Find flight deals from Charleston to Illinois

Cheapest flights from Charleston to Illinois
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 November 6, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 11/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:02 amCHS - ORD
1 stop5h 24mSpirit Airlines
Sun 11/1610:52 amORD - CHS
1 stop10h 50mSpirit Airlines
Deal found 11/3$204
This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:02 amCHS - ORD
1 stop5h 24mSpirit Airlines
Mon 11/173:26 pmORD - CHS
3 stops24h 40mSpirit Airlines
Deal found 11/4$206
This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/179:02 amCHS - ORD
1 stop10h 32mSpirit Airlines
Wed 11/193:26 pmORD - CHS
2 stops15h 00mSpirit Airlines
Deal found 11/4$209
This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/129:49 pmCHS - ORD
1 stop14h 19mSpirit Airlines
Sat 12/139:14 pmORD - CHS
2 stops22h 40mSpirit Airlines
Deal found 11/4$210
This Priceline deal was found by Cheapflights users on 11/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:43 pmCHS - ORD
1 stop8h 09mJetBlue
Sat 12/1311:25 amORD - CHS
1 stop8h 35mJetBlue
Deal found 11/4$211
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 11/139:02 amCHS - ORD
1 stop5h 24mMultiple Airlines
Mon 11/176:30 pmORD - CHS
2 stops45h 36mMultiple Airlines
Deal found 11/4$212
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Mon 11/176:11 pmCHS - STL
2 stops53h 50mMultiple Airlines
Mon 12/153:30 pmSTL - CHS
1 stop16h 07mMultiple Airlines
Deal found 11/4$213
This Expedia deal was found by Cheapflights users on 11/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:02 amCHS - ORD
1 stop5h 24mMultiple Airlines
Sun 11/169:24 amORD - CHS
1 stop7h 08mMultiple Airlines
Deal found 11/4$214
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Tue 11/186:11 pmCHS - ORD
1 stop18h 09mSpirit Airlines
Fri 11/212:01 pmORD - CHS
1 stop16h 25mSpirit Airlines
Deal found 11/4$219
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Fri 11/149:02 amCHS - ORD
1 stop5h 24mSpirit Airlines
Sat 11/152:31 pmORD - CHS
1 stop16h 25mSpirit Airlines
Deal found 11/5$220
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Wed 11/196:11 pmCHS - MDW
1 stop18h 31mMultiple Airlines
Sat 11/226:05 amMDW - CHS
2 stops10h 15mMultiple Airlines
Deal found 11/5$222
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 11/136:11 pmCHS - MDW
1 stop6h 44mMultiple Airlines
Thu 11/205:30 amMDW - CHS
2 stops15h 35mMultiple Airlines
Deal found 11/5$223

Cheap flight deals from Charleston to Illinois

Keep the following information in mind while searching for Charleston to Illinois flight deals. Data was last updated November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$209
(Mytrip)

One-way from

$43
(Booking.com)

Popular in

December

Cheapest in

August

Average price

$395

Good round-trip deal

$315 or less

Good one-way deal

$188 or less
Provider with most accurate pricing for Charleston-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charleston-Chicago (CHI) flights.
Search Deals
From Charleston to Illinois
Search Deals
One-way flight from Charleston to Illinois
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Charleston to Illinois.
Search Deals
Price to beat on a one-way flight from Charleston to Illinois.
Search Deals

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 November 6, 2025.
Use the filters below to find and compare flights from Charleston to Illinois that are best for you.

Fly from

Charleston

Fly to

Illinois

Route

Depart

Return

Price

CharlestonSt. Louis

CHS - STL

CHSSTL

Charleston

Mon 11/17

6:11 pm-11:01 pm

2 stops53h 50m

Lambert-St Louis

Mon 12/15

3:30 pm-8:37 am

1 stop16h 07m

$213

CharlestonSt. Louis

CHS - STL

CHSSTL

Charleston

Tue 12/2

6:15 pm-10:33 pm

2 stops29h 18m

Lambert-St Louis

Sat 12/6

3:30 pm-8:37 am

1 stop16h 07m

$241

CharlestonSt. Louis

CHS - STL

CHSSTL

Charleston

Tue 12/2

2:59 pm-10:33 pm

1 stop8h 34m

Lambert-St Louis

Fri 12/5

10:42 am-11:00 am

2 stops23h 18m

$242

CharlestonMoline

CHS - MLI

CHSMLI

Charleston

Tue 1/13

3:16 pm-9:58 pm

1 stop7h 42m

Moline Quad-City

Sat 1/17

11:28 am-9:11 pm

2 stops8h 43m

$244

CharlestonSt. Louis

CHS - STL

CHSSTL

Charleston

Mon 12/1

3:33 pm-11:57 pm

1 stop9h 24m

Lambert-St Louis

Fri 12/5

10:42 am-11:00 am

2 stops23h 18m

$246

CharlestonChicago

CHS - ORD

CHSORD

Charleston

Fri 2/20

6:00 am-7:35 am

Nonstop2h 35m

Chicago O'Hare Intl

Mon 2/23

10:35 am-1:52 pm

Nonstop2h 17m

$247

CharlestonChicago

CHS - ORD

CHSORD

Charleston

Wed 12/3

11:33 am-1:15 pm

Nonstop2h 42m

Chicago O'Hare Intl

Wed 12/10

10:40 am-1:55 pm

Nonstop2h 15m

$247

CharlestonChicago

CHS - ORD

CHSORD

Charleston

Thu 12/11

6:28 pm-8:19 pm

Nonstop2h 51m

Chicago O'Hare Intl

Sat 12/13

2:45 pm-6:12 pm

Nonstop2h 27m

$247

CharlestonSt. Louis

CHS - STL

CHSSTL

Charleston

Mon 12/1

3:33 pm-11:57 pm

1 stop9h 24m

Lambert-St Louis

Sat 12/6

3:30 pm-8:37 am

1 stop16h 07m

$247

CharlestonChicago

CHS - MDW

CHSMDW

Charleston

Thu 12/11

2:59 pm-9:58 pm

1 stop7h 59m

Chicago Midway

Mon 12/15

3:10 pm-8:37 am

1 stop16h 27m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 60 results
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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.
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

What is the cheapest month to book a flight from Charleston to Illinois?

Currently, April is the cheapest month in which you can book a flight from Charleston to Illinois (average of $76). Flying from Charleston to Illinois in February is currently the most expensive (average of $228). 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 November 6, 2025.

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 at noon, which can drop the price by up to 27% versus a flight in the morning.

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 December 16, 2024.

Travelers seeking maximum savings on their Charleston to Illinois flight should consider departing on Friday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 6, 2025.

The most flights from CHS to USIL are scheduled on a Wednesday (21 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 on average).

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 November 6, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Charleston to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,004 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,003 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,042 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,114 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • What airport do you fly from for flights from Charleston to Illinois?

    Charleston (CHS), located 10.2 mi from the city center, is the airport you fly out of when you book flights from Charleston to Illinois.

  • How long is the flight from Charleston to Illinois?

    A quick flight from Charleston to Illinois can take about 2h 35m. American Airlines provides one of the quickest options available for as low as $247. The distance between Charleston and Illinois is about 760 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Charleston to Illinois?

    Most travelers choose Charleston - Chicago O'Hare Intl, Charleston - Chicago Midway or Charleston - Lambert-St Louis when deciding on the best route from Charleston to Illinois.

  • What are the most reliable airlines from Charleston to Illinois?

    Consider Qatar Airways (94%), ANA (89%) or Air Canada (85%) when booking your flight. These represent the most reliable airlines when flying from Charleston to Illinois.

  • What are the cheapest flights from Charleston to Illinois?

    On average you can expect to pay $1,772 for a flight from Charleston to Illinois. The cheapest flight overall is $136 while the most popular route, (Charleston - Chicago O'Hare Intl) is currently priced at $157.

  • Can I find deals for flights from Charleston to Illinois that include hotel bookings?

    Yes. In addition to deals on Charleston to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Charleston to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Charleston to Illinois.

  • Can I find deals for business class flights from Charleston to Illinois?

    Yes. Cheapflights offers flight deals from Charleston to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Charleston to Illinois?

    Currently, April is the cheapest month in which you can book a flight from Charleston to Illinois (average of $76). Flying from Charleston to Illinois in February is currently the most expensive (average of $228). 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.

See more FAQs

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Alternative routes for Charleston to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$135Average$367FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$190Average$361FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$198Average$354FlexibilityNo cancel feeOn-time69%
DeltaCheapest$368Average$628FlexibilityNo cancel feeOn-timeN/A

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