HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Charleston

$139+ Cheap flights from Chicago (CHI) to Charleston (CHS)

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CHS
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Charleston 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chicago to Charleston are usually found in August or September, booked 68 days in advance, depart on a Saturday or Tuesday and return on a Friday

Cheap flight deals from Chicago to Charleston

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Charleston (CHS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$273
(Mytrip)

One-way from

$140
(Mytrip)

Popular in

December

Cheapest in

August

Average price

$403

Good round-trip deal

$299 or less

Good one-way deal

$173 or less
Provider with most accurate pricing for Chicago (CHI)-Charleston flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Charleston flights.
Search Deals
From Chicago (CHI) to Charleston
Search Deals
One-way flight from Chicago (CHI) to Charleston
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Charleston.
Search Deals
Price to beat on a one-way flight from Chicago (CHI) to Charleston.
Search Deals

Find flight deals from Chicago to Charleston

Cheapest flights from Chicago to Charleston
Explore the most affordable flight options available from Chicago to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Mytrip deal was found by Cheapflights users on 4/28. 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.
Sat 5/247:47 amORD - CHS
2 stops13h 22mSpirit Airlines
Sun 5/256:00 amCHS - ORD
1 stop26h 27mSpirit Airlines
Deal found 4/28$270
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 5/2412:08 pmORD - CHS
1 stop4h 09mAmerican Airlines
Sun 5/256:30 pmCHS - ORD
1 stop4h 28mAmerican Airlines
Deal found 4/28$271
This Delta deal was found by Cheapflights users on 4/28. 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 5/244:25 pmORD - CHS
1 stop6h 19mDelta
Tue 5/272:38 pmCHS - ORD
1 stop5h 10mDelta
Deal found 4/28$273
This Delta deal was found by Cheapflights users on 4/29. 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 5/241:08 pmMDW - CHS
1 stop3h 57mDelta
Tue 6/34:59 pmCHS - MDW
1 stop5h 28mDelta
Deal found 4/29$273
This Southwest deal was found by Cheapflights users on 4/28. 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 6/2812:15 pmMDW - CHS
1 stop5h 25mSouthwest
Sat 7/55:45 amCHS - MDW
Nonstop2h 10mSouthwest
Deal found 4/28$276
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Sun 6/16:30 amORD - CHS
2 stops28h 03mMultiple Airlines
Wed 6/44:37 pmCHS - ORD
1 stop22h 29mMultiple Airlines
Deal found 4/28$283
This Southwest deal was found by Cheapflights users on 4/27. 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 5/277:30 amORD - CHS
2 stops13h 15mSouthwest
Tue 6/36:30 amCHS - ORD
1 stop7h 15mSouthwest
Deal found 4/27$284
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/44:00 pmORD - CHS
1 stop6h 57mUnited Airlines
Fri 6/611:39 amCHS - ORD
Nonstop2h 31mUnited Airlines
Deal found 4/29$303
This Mytrip deal was found by Cheapflights users on 4/28. 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 6/2010:34 amMDW - CHS
2 stops21h 03mMultiple Airlines
Sun 6/221:10 pmCHS - MDW
3 stops25h 53mMultiple Airlines
Deal found 4/28$402
This JetBlue deal was found by Cheapflights users on 4/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/710:50 amORD - CHS
1 stop7h 58mJetBlue
Sat 5/1010:39 amCHS - ORD
1 stop5h 25mJetBlue
Deal found 4/28$427

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Charleston 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 April 29, 2025.
Use the filters below to find and compare flights from Chicago to Charleston that are best for you.

Fly from

Chicago

Fly to

Charleston

Route

Depart

Return

Price

ChicagoCharleston

ORD - CHS

ORDCHS

Chicago O'Hare Intl

Sat 5/24

7:47 am-10:09 pm

2 stops13h 22m

Charleston

Sun 5/25

6:00 am-7:27 am

1 stop26h 27m

$270

ChicagoCharleston

ORD - CHS

ORDCHS

Chicago O'Hare Intl

Sat 5/24

12:08 pm-5:17 pm

1 stop4h 09m

Charleston

Sun 5/25

6:30 pm-9:58 pm

1 stop4h 28m

$271

ChicagoCharleston

ORD - CHS

ORDCHS

Chicago O'Hare Intl

Sat 5/24

4:25 pm-11:44 pm

1 stop6h 19m

Charleston

Tue 5/27

2:38 pm-6:48 pm

1 stop5h 10m

$273

ChicagoCharleston

MDW - CHS

MDWCHS

Chicago Midway

Sat 5/24

1:08 pm-6:05 pm

1 stop3h 57m

Charleston

Tue 6/3

4:59 pm-9:27 pm

1 stop5h 28m

$273

ChicagoCharleston

MDW - CHS

MDWCHS

Chicago Midway

Sat 6/28

12:15 pm-6:40 pm

1 stop5h 25m

Charleston

Sat 7/5

5:45 am-6:55 am

Nonstop2h 10m

$276

ChicagoCharleston

ORD - CHS

ORDCHS

Chicago O'Hare Intl

Sun 6/1

6:30 am-11:33 am

2 stops28h 03m

Charleston

Wed 6/4

4:37 pm-2:06 pm

1 stop22h 29m

$283

ChicagoCharleston

ORD - CHS

ORDCHS

Chicago O'Hare Intl

Tue 5/27

7:30 am-9:45 pm

2 stops13h 15m

Charleston

Tue 6/3

6:30 am-12:45 pm

1 stop7h 15m

$284

ChicagoCharleston

ORD - CHS

ORDCHS

Chicago O'Hare Intl

Wed 6/4

4:00 pm-11:57 pm

1 stop6h 57m

Charleston

Fri 6/6

11:39 am-1:10 pm

Nonstop2h 31m

$303

ChicagoCharleston

MDW - CHS

MDWCHS

Chicago Midway

Fri 6/20

10:34 am-8:37 am

2 stops21h 03m

Charleston

Sun 6/22

1:10 pm-2:03 pm

3 stops25h 53m

$402

ChicagoCharleston

ORD - CHS

ORDCHS

Chicago O'Hare Intl

Thu 5/29

9:08 pm-10:09 pm

1 stop24h 01m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 20 results
1
2

Compare providers for flights from Chicago to Charleston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Charleston in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Charleston flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Chicago-Charleston flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Chicago-Charleston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Charleston flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Charleston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston from Chicago 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 Chicago to Charleston

How far ahead should I book a flight from Chicago to Charleston?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Charleston. Price data was last updated on April 25, 2025.

The price you pay for your flight from Chicago to Charleston may vary depending on when you book. For the best chance of a lower fare, look to book 68 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Chicago to Charleston (average of $217). Flying from Chicago to Charleston in March is currently the most expensive (average of $335). 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 CHI to CHS?

Find hourly flight availability from Chicago to Charleston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Chicago to Charleston, 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 13% versus a flight in the afternoon.

What is the cheapest day to fly from Chicago to Charleston?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Charleston. Price data was last updated on October 27, 2024.

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

Rainfall in Charleston by month

Plan your trip to Charleston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Charleston ranges from 2.4 - 7.2 inches per month. August is typically the wettest month, when rainfall can reach 7.2 in. November is typically the driest time to visit Charleston when rainfall is around 2.4 in.

Temperature in Charleston by month

Plan your trip to Charleston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Charleston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Charleston

Get insights into the airlines that provide service to Charleston. 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 Charleston. Reviews last updated April 29, 2025.
To help decide which airline to fly from Chicago to Charleston, see what other customers have to say about Southwest, Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,295 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,936 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
JetBlue
7.3
Good
2,922 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Chicago to Charleston. 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 into for flights to Charleston from Chicago?

    For a flight from Chicago to Charleston, you will be flying into Charleston. Charleston (CHS) is just 10.2 mi from the center of the city. Charleston is the only Charleston airport and it handles 7 inbound flights from Chicago per day. 5 airlines have flights to Charleston from Chicago on a regular basis.

  • What are the cheapest airlines flying from Chicago to Charleston round-trip?

    Flying on Spirit Airlines is currently your cheapest option to Charleston, with prices starting at $273. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $273 and $276, respectively. You may be able to fly from Chicago to Charleston for 32% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Chicago to Charleston one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $140. Southwest flights start at $140 while deals on United Airlines start at $143 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Chicago to Charleston consider choosing Lufthansa (90%), Emirates (86%) or Republic Airways (83%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Chicago to Charleston?

    Looking at all options, your cheapest flight can be booked for $139. While the most popular route (Chicago O'Hare Intl - Charleston) can be booked for $190 on average our data indicates $329 when flying from Chicago to Charleston.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Charleston 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 Chicago to Charleston?

    Currently, August is the cheapest month in which you can book a flight from Chicago to Charleston (average of $217). Flying from Chicago to Charleston in March is currently the most expensive (average of $335). 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

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
North Charleston
Summerville
Mount Pleasant
Walterboro
Isle of Palms
Folly Beach
Santee
Edisto Beach

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chicago to Charleston

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Charlotte flights
O'Hare Intl to Savannah flights
O'Hare Intl to Charleston flights
O'Hare Intl to Myrtle Beach flights
Midway to Charlotte flights
O'Hare Intl to Greenville flights
Midway to Savannah flights
St. Louis to Charlotte flights
Midway to Charleston flights
Midway to Myrtle Beach flights
O'Hare Intl to Columbia flights
St. Louis to Charleston flights
O'Hare Intl to Hilton Head Island flights
St. Louis to Savannah flights
O'Hare Intl to Augusta flights
Moline to Charlotte flights
St. Louis to Myrtle Beach flights
Midway to Greenville flights
Peoria to Charlotte flights
Midway to Columbia flights
St. Louis to Columbia flights
Evansville to Charlotte flights
Peoria to Charleston flights
St. Louis to Hilton Head Island flights
Peoria to Hilton Head Island flights
St. Louis to Greenville flights
Midway to Augusta flights
Moline to Charleston flights
Moline to Myrtle Beach flights
Bloomington to Charlotte flights
Bloomington to Charleston flights
Moline to Savannah flights
Evansville to Charleston flights
Peoria to Savannah flights
Springfield to Charleston flights
Moline to Greenville flights
Peoria to Greenville flights
Peoria to Myrtle Beach flights
Evansville to Savannah flights
Peoria to Columbia flights
Moline to Columbia flights
Peoria to Florence flights
Bloomington to Columbia flights
St. Louis to Augusta flights
O'Hare Intl to Florence flights
St. Louis to Florence flights
Springfield to Savannah flights
Bloomington to Savannah flights
Moline to Augusta flights
Springfield to Myrtle Beach flights

Top 5 airlines flying from Chicago to Charleston

Discover the top 5 airlines that operate flights from Chicago to Charleston. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$101Average$181FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$228Average$402FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$243Average$372FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$505FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$257Average$367FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.