The cheapest times to fly from ORD to CHS are

  • August 6th to February 25th (except the weeks of August 27th, October 15th, November 19th, December 24th, and February 12th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ORD to CHS is early December. Prices can be as high as $642 for Sunday flights during late July, or as low as $227 for Tuesday flights around early December.


When to Fly to Charleston

Flying from Chicago, IL (ORD) to Charleston, SC (CHS) will usually cost between $229 to $333 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $233. Due to high demand the most expensive time to fly is late July, with an average price of $351. Planning your trip to low-cost times can easily save you $118 on economy flights and even more on first-class flights. Generally, any price below $255 can be considered a good price for a round-trip ORD to CHS flight.

See below for a graph of average weekly prices for the ORD to CHS route. All prices are for round-trip tickets in USD.

ORD to CHS Flight Prices

Compared to other flights, the ORD to CHS flight is much cheaper than the average and costs much less than the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.21, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $54 (18%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $246. Return trip prices are from the CHS to ORD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ORD to CHS can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 21 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from ORD to CHS? We’ve got answers.

Which airlines fly this route?

You can find 9 major airlines flying this route most often: Alaska, American, Delta, Emirates, Frontier, Hawaiian, JetBlue, Qatar Airways, United, and potentially more during busy seasons.

How far away is it from Charleston AFB/International Airport to Chicago O’Hare International Airport?

The distance between the two airports is roughly 760 miles or 1223 kilometers.

How long does it take to fly from ORD to CHS?

The real-world flight time for a nonstop ORD to CHS flight is about 2 hour 21 minutes.

How many flights go between Chicago, IL and Charleston, SC?

It depends on the day of the week and the date, but a typical day might have around 91 available flights from ORD to CHS.


Airport Location Info


Departing Airport

Origination codeORD
Origination airport nameChicago O’Hare International Airport
CityChicago, IL
Countrythe United States

Return Airport

Destination codeCHS
Destination airport nameCharleston AFB/International Airport
CityCharleston, SC
Countrythe United States


Late and Early Flight Data

Flights from ORD to CHS tend to depart late far less frequently than the average flight. According to our recently updated data, 22% of flights departed 5 or more minutes late, and 30% of flights left 5 or more minutes early. On average you can expect to leave CHS heading for ORD about 15 minutes late. This does significantly impact arrival time, as the average landing time in Charleston, SC is about 12 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • SkyWest: 38 minutes late
  • United: 3 minutes late
  • Envoy: 2 minutes late
  • Republic: 40 minutes late
  • Some airlines not reporting


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.