How many flights depart from Charleston to Illinois on average per week?

98 flights are operational weekly from Charleston to Illinois as of April 2026. The most popular departure day for this route is Tue, with 24% of flights per week taking off on this day.

What is the cheapest airline that flies from Charleston to Illinois?

Southwest, Delta, and United Airlines are the most popular carriers operating from Charleston to Illinois

How many flights depart from Charleston to Illinois on average per day?

The number of flights available between Charleston and Illinois is 14 per day as of April 2026. The most frequent departure time is 12:00PM, with 52% of daily flights leaving in the afternoon.

What airlines fly to Illinois?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Illinois from Charleston according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Charleston Airport to Illinois?

Prices for flights from Charleston Airport to Illinois were last updated today.

How many operators does momondo search for flights from Charleston Airport to Illinois?

As of April 2026, there are 4 operators available to choose from for flights from Charleston Airport to Illinois.

How old do you have to be to fly from Charleston Airport to Illinois?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Charleston Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$72 Cheap Flights from Charleston to Illinois in 2026

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Find the cheapest flights from Charleston to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:40 pm - 6:00 pm

CHS

STL

2h 20mnonstop

12:05 pm - 3:00 pm

STL

CHS

1h 55mnonstop

$228Southwest

Sat, May 16 - Tue, May 19

4:40 pm - 6:00 pm

CHS

STL

2h 20mnonstop

3:45 pm - 9:05 pm

STL

CHS

4h 20m

1 stop

$238Southwest

Sat, May 16 - Tue, May 19

12:03 pm - 6:50 am

CHS

STL

19h 47m

2 stops

4:59 pm - 8:43 am

STL

CHS

14h 44m

1 stop

$251Multiple Airlines

Fri, Apr 17 - Sun, Apr 19

6:25 am - 9:56 am

CHS

MDW

4h 31m

1 stop

6:23 am - 12:10 pm

MDW

CHS

4h 47m

1 stop

$271Delta

Tue, May 5 - Sat, May 9

2:20 pm - 8:16 pm

CHS

ORD

6h 56m

1 stop

9:10 am - 2:03 pm

ORD

CHS

3h 53m

1 stop

$271Delta

Tue, May 5 - Sat, May 9

10:18 am - 7:51 pm

CHS

ORD

10h 33m

2 stops

5:30 pm - 8:38 am

ORD

CHS

14h 08m

1 stop

$272Multiple Airlines

Tue, May 5 - Sat, May 9

7:44 pm - 11:44 pm

CHS

ORD

5h 00m

1 stop

10:30 am - 1:51 pm

ORD

CHS

2h 21mnonstop

$275United Airlines

Tue, May 5 - Sat, May 9

8:55 am - 1:54 pm

CHS

MLI

5h 59m

1 stop

6:30 am - 1:55 pm

MLI

CHS

6h 25m

1 stop

$291United Airlines

Thu, Aug 13 - Mon, Aug 17

12:21 pm - 6:26 pm

CHS

MLI

7h 05m

1 stop

4:20 pm - 11:59 pm

MLI

CHS

6h 39m

1 stop

$326American Airlines

Tue, Jun 30 - Thu, Jul 23

1:46 pm - 5:49 pm

CHS

PIA

5h 03m

1 stop

5:00 am - 12:16 pm

PIA

CHS

6h 16m

1 stop

$329American Airlines

Thu, Aug 13 - Mon, Aug 17

JetBlue flights from Charleston to Illinois

Our best JetBlue deals on Charleston to Illinois flight tickets

JetBlue

May 8

CHS5:59 pmCharleston

14h 45m

1 stop

ORD7:44 amChicago O'Hare Intl

May 11

ORD7:20 amChicago O'Hare Intl

7h 18m

1 stop

CHS3:38 pmCharleston

$291

JetBlue

Jun 16

CHS10:46 amCharleston

7h 36m

1 stop

ORD5:22 pmChicago O'Hare Intl

Jun 22

ORD9:35 amChicago O'Hare Intl

8h 44m

1 stop

CHS7:19 pmCharleston

$306

JetBlue

Sep 2

CHS11:00 amCharleston

7h 20m

1 stop

ORD5:20 pmChicago O'Hare Intl

Sep 8

ORD9:39 amChicago O'Hare Intl

8h 40m

1 stop

CHS7:19 pmCharleston

$311

American Airlines flights from Charleston to Illinois

Our best American Airlines deals on Charleston to Illinois flight tickets

American Airlines

Apr 22

CHS5:23 pmCharleston

5h 44m

1 stop

STL10:07 pmLambert-St Louis

Apr 26

STL6:55 pmLambert-St Louis

4h 04m

1 stop

CHS11:59 pmCharleston

$287

American Airlines

Apr 22

CHS7:00 amCharleston

5h 37m

1 stop

STL11:37 amLambert-St Louis

Apr 26

STL7:00 amLambert-St Louis

6h 10m

1 stop

CHS2:10 pmCharleston

$298

American Airlines

Jun 1

CHS7:52 pmCharleston

2h 53m

ORD9:45 pmChicago O'Hare Intl

Jun 9

ORD6:40 amChicago O'Hare Intl

5h 27m

1 stop

CHS1:07 pmCharleston

$299

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

CharlestonSt. Louis

CHS - STL

CHSSTL

Charleston

Sat 5/16

4:40 pm-6:00 pm

Nonstop2h 20m

Lambert-St Louis

Tue 5/19

12:05 pm-3:00 pm

Nonstop1h 55m

$228

CharlestonSt. Louis

CHS - STL

CHSSTL

Charleston

Sat 5/16

4:40 pm-6:00 pm

Nonstop2h 20m

Lambert-St Louis

Tue 5/19

3:45 pm-9:05 pm

1 stop4h 20m

$238

CharlestonSt. Louis

CHS - STL

CHSSTL

Charleston

Fri 4/17

12:03 pm-6:50 am

2 stops19h 47m

Lambert-St Louis

Sun 4/19

4:59 pm-8:43 am

1 stop14h 44m

$251

CharlestonChicago

CHS - MDW

CHSMDW

Charleston

Tue 5/5

6:25 am-9:56 am

1 stop4h 31m

Chicago Midway

Sat 5/9

6:23 am-12:10 pm

1 stop4h 47m

$271

CharlestonChicago

CHS - ORD

CHSORD

Charleston

Tue 5/5

2:20 pm-8:16 pm

1 stop6h 56m

Chicago O'Hare Intl

Sat 5/9

9:10 am-2:03 pm

1 stop3h 53m

$271

CharlestonChicago

CHS - ORD

CHSORD

Charleston

Tue 5/5

10:18 am-7:51 pm

2 stops10h 33m

Chicago O'Hare Intl

Sat 5/9

5:30 pm-8:38 am

1 stop14h 08m

$272

CharlestonChicago

CHS - ORD

CHSORD

Charleston

Tue 5/5

7:44 pm-11:44 pm

1 stop5h 00m

Chicago O'Hare Intl

Sat 5/9

10:30 am-1:51 pm

Nonstop2h 21m

$275

CharlestonMoline

CHS - MLI

CHSMLI

Charleston

Thu 8/13

8:55 am-1:54 pm

1 stop5h 59m

Moline Quad-City

Mon 8/17

6:30 am-1:55 pm

1 stop6h 25m

$291

CharlestonMoline

CHS - MLI

CHSMLI

Charleston

Tue 6/30

12:21 pm-6:26 pm

1 stop7h 05m

Moline Quad-City

Thu 7/23

4:20 pm-11:59 pm

1 stop6h 39m

$326

CharlestonPeoria

CHS - PIA

CHSPIA

Charleston

Thu 8/13

1:46 pm-5:49 pm

1 stop5h 03m

Greater Peoria

Mon 8/17

5:00 am-12:16 pm

1 stop6h 16m

$329

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Charleston to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

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Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Charleston is in August. Flight prices, which tend to average around $284, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of August, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $294.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Charleston to Illinois is on a Friday when prices can be found for as low as $396. Flights from Charleston to Illinois on a Monday will generally be more expensive and average around $668. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Charleston to Illinois during this time can be as low as $379. Flights at noon are often more expensive with an average ticket price of $564.

What is the cheapest Charleston to Illinois flight route?

Fly from Charleston to Chicago Midway for the best Charleston - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Charleston when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $359 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Charleston for as low as $268 on momondo.

What cabin class options are available on Charleston to Illinois flights?

There are 4 cabin classes available to choose from on Charleston to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Charleston to Illinois flights?

No. A direct flight is the cheapest option for a flight between Charleston to Illinois.

Cheap Charleston to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Charleston to Illinois

Best Price Found	$177
Fastest flight time	2h 05m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Charleston in the past 72 hours is $177. The best round-trip flight deal from Charleston to Illinois found on momondo in the last 72 hours is $368.

The fastest flight from Charleston to Illinois takes 2h 05m

Direct flights go from Charleston to Illinois every day.

There are 98 airports in Illinois. From Charleston there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL).

Search flight deals

Frequently asked questions about flying from Charleston to Illinois

When did momondo last update prices for flights from Charleston Airport to Illinois?
Prices for flights from Charleston Airport to Illinois were last updated today.
How many operators does momondo search for flights from Charleston Airport to Illinois?
As of April 2026, there are 4 operators available to choose from for flights from Charleston Airport to Illinois.
How old do you have to be to fly from Charleston Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Charleston Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Charleston to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Charleston to Illinois is Embraer 175 (Enhanced Winglets), representing 17.10% of all bookings. The subsequent popular models are Embraer 175 at 17.01%, Boeing 737-800 at 14.23%, and Airbus A319 at 13.07%.

Best airlines flying from Charleston to Illinois

Compare and see reviews for airlines that fly from Charleston to Illinois with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $135	Free Cancellation	Rating 7.1 11,544 reviews	Search American Airlines flights
Southwest	PriceFrom $190	Free Cancellation	Rating 8.0 4,335 reviews	Search Southwest flights
United Airlines	PriceFrom $198	Free Cancellation	Rating 7.4 9,529 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Charleston to Illinois?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Charleston.

Can I find flights from Charleston to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Charleston to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Charleston to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Charleston.

I’m not ready to book a flight from Charleston to Illinois right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Charleston and alert you when they change.

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Popular cities in Illinois

Flights to New Yorkfrom $48

Flights to Los Angelesfrom $53

Flights to Orlandofrom $55

Flights to Miamifrom $55

Flights to Chicagofrom $59

Flights to San Franciscofrom $68

Flights to Las Vegasfrom $54

Flights to Washington, D.C.from $56

Flights to Bostonfrom $66

Flights to Atlantafrom $50

Flights to Dallasfrom $55

Flights to Fort Lauderdalefrom $56

Cheap flights from Charleston to Illinois from $72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Charleston to Illinois departing on 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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JetBlue flights from Charleston to Illinois

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How to get the cheapest flight ticket from Charleston to Illinois

What is the cheapest month to fly to Illinois?

What is the cheapest day to depart on your flight to Illinois?

What is the cheapest time of day to depart on your flight to Illinois?

What is the cheapest Charleston to Illinois flight route?

How far in advance should I book a flight to Illinois?

What cabin class options are available on Charleston to Illinois flights?

Can stopping save me money on Charleston to Illinois flights?

What is the cheapest airline that flies from Charleston to Illinois?

What airlines fly to Illinois?

How many flights depart from Charleston to Illinois on average per day?

How many flights depart from Charleston to Illinois on average per week?

Cheap Charleston to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Charleston to Illinois

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

Frequently asked questions about flying from Charleston to Illinois

Best airlines flying from Charleston to Illinois

Compare and see reviews for airlines that fly from Charleston to Illinois with momondo

Why use momondo?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo

Charleston flight routes

According to popular flight searches on momondo this year

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