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 49% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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

The number of flights available between Charleston and Illinois is 9 per day as of October 2026. The most frequent departure time is 11:00AM, with 51% of daily flights leaving at noon.

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

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

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

67 flights are operational weekly from Charleston to Illinois as of October 2026. The most popular departure day for this route is Wed, with 33% of flights per week taking off on this day.

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 October 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.

$113 Cheap Flights from Charleston to Illinois in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Charleston to Illinois

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1:30 pm - 7:45 pmCHS Charleston-MDW Chicago Midway

7h 15m2 stops Baltimore/Washington Buffalo

12:45 pm - 3:50 pmMDW Chicago Midway-CHS Charleston

2h 05mnonstop

$266Southwest

Thu, Dec 3 - Sun, Dec 6

11:00 am - 4:45 pmCHS Charleston-MDW Chicago Midway

6h 45m2 stops Baltimore/Washington Buffalo

12:45 pm - 3:50 pmMDW Chicago Midway-CHS Charleston

2h 05mnonstop

$266Southwest

Thu, Nov 12 - Sun, Nov 15

6:00 am - 10:08 amCHS Charleston-ORD Chicago O'Hare Intl

5h 08m1 stop Washington, D.C. Reagan-National

6:47 pm - 11:59 pmORD Chicago O'Hare Intl-CHS Charleston

4h 12m1 stop Charlotte Douglas

$267American Airlines

Thu, Dec 31 - Mon, Jan 4

4:36 pm - 6:20 pmCHS Charleston-ORD Chicago O'Hare Intl

2h 44mnonstop

6:41 pm - 11:54 pmORD Chicago O'Hare Intl-CHS Charleston

4h 13m1 stop Charlotte Douglas

$273American Airlines

Thu, Feb 11 - Mon, Feb 15

2:13 pm - 12:59 amCHS Charleston-ORD Chicago O'Hare Intl

11h 46m1 stop Orlando

10:37 pm - 8:38 amORD Chicago O'Hare Intl-CHS Charleston

33h 01m2 stops Atlanta Hartsfield-Jackson Orlando

$276Multiple Airlines

Thu, Dec 3 - Sun, Dec 6

2:49 pm - 10:49 pmCHS Charleston-ORD Chicago O'Hare Intl

9h 00m1 stop Fort Myers SW Florida Intl

10:37 pm - 10:36 pmORD Chicago O'Hare Intl-CHS Charleston

22h 59m2 stops Atlanta Hartsfield-Jackson Cincinnati Cinci./N. Kentucky

$281Multiple Airlines

Fri, Dec 4 - Mon, Dec 7

6:00 am - 7:37 amCHS Charleston-ORD Chicago O'Hare Intl

2h 37mnonstop

5:59 pm - 9:21 pmORD Chicago O'Hare Intl-CHS Charleston

2h 22mnonstop

$298United Airlines

Fri, Dec 11 - Sun, Dec 13

7:00 pm - 8:40 pmCHS Charleston-ORD Chicago O'Hare Intl

2h 40mnonstop

7:47 am - 11:21 amORD Chicago O'Hare Intl-CHS Charleston

2h 34mnonstop

$298United Airlines

Fri, Nov 20 - Sun, Nov 22

7:10 am - 10:22 pmCHS Charleston-MDW Chicago Midway

16h 12m1 stop Atlanta Hartsfield-Jackson

1:00 pm - 6:03 pmMDW Chicago Midway-CHS Charleston

4h 03m1 stop Detroit Metropolitan Wayne County

$316Delta

Fri, Jan 1 - Mon, Jan 4

8:10 am - 10:22 pmCHS Charleston-MDW Chicago Midway

15h 12m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:26 amMDW Chicago Midway-CHS Charleston

4h 26m1 stop Atlanta Hartsfield-Jackson

$316Delta

Fri, Jan 1 - Tue, Jan 5

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 3:37 pmCHS Charleston-ORD Chicago O'Hare Intl

34h 37m2 stops Tampa Fort Lauderdale

8:00 am - 7:12 pmORD Chicago O'Hare Intl-CHS Charleston

10h 12m1 stop Fort Lauderdale

$377Multiple Airlines

Wed, Oct 28 - Sat, Oct 31

7:16 am - 1:57 pmCHS Charleston-BMI Bloomington-Normal

7h 41m1 stop Chicago O'Hare Intl

5:00 am - 3:40 pmBMI Bloomington-Normal-CHS Charleston

9h 40m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

$398American Airlines

Fri, Oct 23 - Mon, Oct 26

4:12 pm - 11:59 pmCHS Charleston-BMI Bloomington-Normal

8h 47m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl

5:00 am - 3:44 pmBMI Bloomington-Normal-CHS Charleston

9h 44m2 stops Chicago O'Hare Intl Charlotte Douglas

$403American Airlines

Fri, Oct 23 - Mon, Oct 26

3:42 pm - 8:46 amCHS Charleston-ORD Chicago O'Hare Intl

18h 04m1 stop Orlando

8:00 am - 7:12 pmORD Chicago O'Hare Intl-CHS Charleston

10h 12m1 stop Fort Lauderdale

$442Multiple Airlines

Wed, Oct 28 - Sat, Oct 31

7:15 am - 8:25 amCHS Charleston-MDW Chicago Midway

2h 10mnonstop

1:30 pm - 4:40 pmMDW Chicago Midway-CHS Charleston

2h 10mnonstop

$491Southwest

Wed, Oct 28 - Sat, Oct 31

7:15 am - 8:25 amCHS Charleston-MDW Chicago Midway

2h 10mnonstop

1:30 pm - 4:40 pmMDW Chicago Midway-CHS Charleston

2h 10mnonstop

$491Southwest

Wed, Oct 28 - Wed, Oct 28

7:00 am - 11:47 amCHS Charleston-ORD Chicago O'Hare Intl

5h 47m1 stop Newark

2:30 pm - 6:04 pmORD Chicago O'Hare Intl-CHS Charleston

2h 34mnonstop

$495United Airlines

Wed, Oct 28 - Wed, Oct 28

7:00 am - 11:47 amCHS Charleston-ORD Chicago O'Hare Intl

5h 47m1 stop Newark

2:22 pm - 9:59 pmORD Chicago O'Hare Intl-CHS Charleston

6h 37m1 stop Houston George Bush Intcntl

$501United Airlines

Wed, Oct 28 - Wed, Oct 28

7:05 pm - 10:36 pmCHS Charleston-BMI Bloomington-Normal

4h 31m1 stop Atlanta Hartsfield-Jackson

6:06 am - 1:00 pmBMI Bloomington-Normal-CHS Charleston

5h 54m1 stop Atlanta Hartsfield-Jackson

$510Delta

Fri, Oct 23 - Sun, Oct 25

5:35 pm - 10:36 pmCHS Charleston-BMI Bloomington-Normal

6h 01m1 stop Atlanta Hartsfield-Jackson

12:13 pm - 6:00 pmBMI Bloomington-Normal-CHS Charleston

4h 47m1 stop Atlanta Hartsfield-Jackson

$510Delta

Fri, Oct 23 - Mon, Oct 26

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American Airlines flights from Charleston to Illinois

Our best American Airlines deals on Charleston to Illinois flight tickets

American Airlines

Dec 31

CHS6:00 amCharleston

5h 08m

1 stop

ORD10:08 amChicago O'Hare Intl

Jan 4

ORD6:47 pmChicago O'Hare Intl

4h 12m

1 stop

CHS11:59 pmCharleston

$267

American Airlines

Dec 16

CHS7:15 amCharleston

4h 41m

1 stop

MLI10:56 amMoline Quad-City

Dec 30

MLI4:58 pmMoline Quad-City

6h 22m

1 stop

CHS12:20 amCharleston

$291

American Airlines

Dec 16

CHS3:28 pmCharleston

9h 48m

2 stops

MLI12:16 amMoline Quad-City

Dec 30

MLI4:58 pmMoline Quad-City

6h 22m

1 stop

CHS12:20 amCharleston

$296

United Airlines flights from Charleston to Illinois

Our best United Airlines deals on Charleston to Illinois flight tickets

United Airlines

Nov 25

CHS7:00 pmCharleston

2h 40m

ORD8:40 pmChicago O'Hare Intl

Nov 28

ORD10:40 amChicago O'Hare Intl

2h 16m

CHS1:56 pmCharleston

$316

United Airlines

Nov 25

CHS7:52 pmCharleston

5h 10m

1 stop

ORD12:02 amChicago O'Hare Intl

Nov 28

ORD10:40 amChicago O'Hare Intl

2h 16m

CHS1:56 pmCharleston

$326

United Airlines

Nov 17

CHS8:30 amCharleston

2h 41m

ORD10:11 amChicago O'Hare Intl

Nov 24

ORD8:50 amChicago O'Hare Intl

4h 38m

1 stop

CHS2:28 pmCharleston

$327

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CharlestonChicago

CHS Charleston - MDW Chicago Midway

CHSMDW

Charleston

Thu 12/3

1:30 pm-7:45 pm

2 stops7h 15m

Chicago Midway

Sun 12/6

12:45 pm-3:50 pm

Nonstop2h 05m

$266

CharlestonChicago

CHS Charleston - MDW Chicago Midway

CHSMDW

Charleston

Thu 11/12

11:00 am-4:45 pm

2 stops6h 45m

Chicago Midway

Sun 11/15

12:45 pm-3:50 pm

Nonstop2h 05m

$266

CharlestonChicago

CHS Charleston - ORD Chicago O'Hare Intl

CHSORD

Charleston

Thu 12/31

6:00 am-10:08 am

1 stop5h 08m

Chicago O'Hare Intl

Mon 1/4

6:47 pm-11:59 pm

1 stop4h 12m

$267

CharlestonChicago

CHS Charleston - ORD Chicago O'Hare Intl

CHSORD

Charleston

Thu 2/11

4:36 pm-6:20 pm

Nonstop2h 44m

Chicago O'Hare Intl

Mon 2/15

6:41 pm-11:54 pm

1 stop4h 13m

$273

CharlestonChicago

CHS Charleston - ORD Chicago O'Hare Intl

CHSORD

Charleston

Thu 12/3

2:13 pm-12:59 am

1 stop11h 46m

Chicago O'Hare Intl

Sun 12/6

10:37 pm-8:38 am

2 stops33h 01m

$276

CharlestonChicago

CHS Charleston - ORD Chicago O'Hare Intl

CHSORD

Charleston

Fri 12/4

2:49 pm-10:49 pm

1 stop9h 00m

Chicago O'Hare Intl

Mon 12/7

10:37 pm-10:36 pm

2 stops22h 59m

$281

Quickest round-trip

CharlestonChicago

CHS Charleston - ORD Chicago O'Hare Intl

CHSORD

Charleston

Fri 12/11

6:00 am-7:37 am

Nonstop2h 37m

Chicago O'Hare Intl

Sun 12/13

5:59 pm-9:21 pm

Nonstop2h 22m

$298

CharlestonChicago

CHS Charleston - ORD Chicago O'Hare Intl

CHSORD

Charleston

Fri 11/20

7:00 pm-8:40 pm

Nonstop2h 40m

Chicago O'Hare Intl

Sun 11/22

7:47 am-11:21 am

Nonstop2h 34m

$298

CharlestonChicago

CHS Charleston - MDW Chicago Midway

CHSMDW

Charleston

Fri 1/1

7:10 am-10:22 pm

1 stop16h 12m

Chicago Midway

Mon 1/4

1:00 pm-6:03 pm

1 stop4h 03m

$316

CharlestonChicago

CHS Charleston - MDW Chicago Midway

CHSMDW

Charleston

Fri 1/1

8:10 am-10:22 pm

1 stop15h 12m

Chicago Midway

Tue 1/5

6:00 am-11:26 am

1 stop4h 26m

$316

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

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Charleston is in January. Flight prices, which tend to average around $333, 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 January, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $359.

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 $433. Flights from Charleston to Illinois on a Monday will generally be more expensive and average around $672. 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 $439. Flights at noon are often more expensive with an average ticket price of $661.

What is the cheapest Charleston to Illinois flight route?

Fly from Charleston to Chicago O'Hare Intl for the best Charleston - Illinois flight prices

How far in advance should I book a flight from Charleston 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 $385 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 $195 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?

You could potentially save up to 47% on your flight if you consider stops on a Charleston to Illinois flight.

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	$113
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 $113. The best round-trip flight deal from Charleston to Illinois found on momondo in the last 72 hours is $266.

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).

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 October 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 Boeing 737-800, representing 27.14% of all bookings. The subsequent popular models are Boeing 737-700 at 14.32%, Airbus A319 at 12.66%, and Embraer 175 (Enhanced Winglets) at 12.50%.

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
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.3 10,396 reviews	Search United Airlines flights
American Airlines	PriceFrom $251	Free Cancellation	Rating 7.0 12,183 reviews	Search American Airlines flights
Southwest	PriceFrom $258	Free Cancellation	Rating 7.9 4,208 reviews	Search Southwest flights
Delta	PriceFrom $268	Free Cancellation	Rating 7.8 8,659 reviews	Search Delta 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.

An easier way to manage your Illinois trip

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Popular cities in Illinois

Flights to New Yorkfrom $65

Flights to Los Angelesfrom $39

Flights to Orlandofrom $39

Flights to Miamifrom $43

Flights to San Franciscofrom $42

Flights to Chicagofrom $60

Flights to Las Vegasfrom $36

Flights to Washington, D.C.from $35

Flights to Fort Lauderdalefrom $22

Flights to Bostonfrom $107

Flights to Atlantafrom $38

Flights to Dallasfrom $50

Cheap flights from Charleston to Illinois from $113

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 11/10. 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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American Airlines flights from Charleston to Illinois

Our best American Airlines deals on Charleston to Illinois flight tickets

United Airlines flights from Charleston to Illinois

Our best United Airlines deals on Charleston to Illinois flight tickets

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See travel insights to Illinois from

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 from Charleston 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

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

Illinois flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Illinois

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