How much does it cost to fly round-trip from Chicago to Charleston?

Airfare is below average for this route at the moment. Chicago to Charleston flights typically cost between $283 and $457 in September. The cheapest round-trip price found within the last 3 days was $236 on Multiple Airlines (Sep 26-Oct 4).

How long is the flight from Chicago to Charleston?

Departing from Chicago to Charleston will take you 2h. The distance between Chicago and Charleston is about 745 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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 $136. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $149 and $220, respectively. You may be able to fly from Chicago to Charleston for 66% less than the average price by searching for these airlines.

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

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 85 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 day to fly from Chicago to Charleston?

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

Weekly flight availability from Chicago to Charleston

The most flights from CHI to CHS are scheduled on a Wednesday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

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.

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).

What are the cheapest flights from Chicago to Charleston?

Looking at all options, your cheapest flight can be booked for $128. While the most popular route (Chicago O'Hare Intl - Charleston) can be booked for $133 on average, our data indicates $303 when flying from Chicago to Charleston.

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 United Airlines (81%), Air Canada (80%) or Air New Zealand (80%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Chicago to Charleston?

American Airlines, Delta and Spirit Airlines are the most popular airlines when flying from Chicago to Charleston.

What is the cheapest day to fly round-trip from Chicago to Charleston?

Departing on a Monday is a good option for securing a great price. You can expect to save up to 16% when planning your travel around this day of the week.

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

To save up to 93% on this flight, we recommend booking at least 40 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Chicago to Charleston from $397 1-2 weeks out and tickets from $610 for flights departing within the next 72 hours.

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

Our data shows that August tends to be the cheapest month to fly to Charleston from Chicago. Users have commonly found prices around $403 for the month, but tickets can be as low as $155. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest time of day to fly from CHI to CHS?

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 12% versus a flight in the afternoon.

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 13 inbound flights from Chicago per day. 5 airlines have flights to Charleston from Chicago on a regular basis.

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.

$67+ Flights from Chicago to Charleston

Round-trip from	$236 (Kiwi.com)
One-way from	$67 (United Airlines)
Popular in	December
Cheapest in	August
Average price	$357
Good round-trip deal	$153 or less
Good one-way deal	$128 or less

ORD

For a quick snack, grab some Garrett Popcorn near gate B8, a Chicago favorite, before your flight.

MDW

Use the mobile system to order food directly to your gate, saving time for Southwest's open seating.

CHS

Rideshare services are a convenient option from CHS, offering frequency and in-app tracking to your destination.

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$136	Average$199	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$149	Average$263	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$220	Average$357	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$257	Average$358	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$257	Average$423	FlexibilityNo cancel fee	On-time69%

$67+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chicago to Charleston with Cheapflights

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Cheapflights Tip: The best prices from Chicago to Charleston are usually found in August or July, booked 85 days in advance, depart on a Tuesday or Monday and return on a Friday

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Cheapest flights from Chicago to CharlestonExplore 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 September 11, 2025.

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 September 11, 2025.

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The best insider tips for Chicago to Charleston flights

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ORD

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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.

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 August 29, 2025.

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

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 September 11, 2025.

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.

Weekly flight availability from Chicago to Charleston

How much does it cost to fly round-trip from Chicago to Charleston?

Reviews of airlines servicing Charleston

Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Chicago to Charleston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

How long is the flight from Chicago to Charleston?

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

What are the most reliable airlines from Chicago to Charleston?

What are the cheapest flights from Chicago to Charleston?

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

How can I find direct flights from Chicago to Charleston?

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

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

Traveling to a place near Charleston?

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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 September 11, 2025.