Cheap Flights from Chicago to Charleston from US$160

Frequently Asked Questions

• What are the cheapest flights from Chicago to Charleston (CHI-CHS)?

  Based on Trip.com data, American Airlines offers one-way fares as low as US$160 on Cheapest nonstop routes (e.g. ORD to CHS on Sat, Nov 14), while American Airlines offers Cheapest nonstop round-trips from US$235 departing on Mon, Nov 16 and returning on Wed, Nov 18.

• How long is a flight from Chicago to Charleston?

  It takes about 2 hours 20 minutes to fly from Chicago to Charleston.

• When is the best time to book flights from Chicago to Charleston?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chicago to Charleston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Chicago to Charleston?

  To find best deals on flights from Chicago to Charleston, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Nov 14, with one-way flights priced at just US$160.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is American Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Charleston travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Chicago (CHI) to Charleston (CHS) the cheapest?

  The cheapest months to fly from Chicago to Charleston is August, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Chicago to Charleston on?

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Chicago to Charleston on October 31, 2026 with American Airlines, with prices starting at US$235.

• Is there any time difference between Chicago and Charleston?

  The time difference between Charleston and Chicago is 1h.

• How do I change or cancel my ticket from Chicago to Charleston?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from Chicago to Charleston?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Chicago to Charleston is US$664. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from Chicago to Charleston?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Chicago to Charleston is US$1,441. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Chicago to Charleston on Trip.com?

  Enter Chicago and Charleston, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.