$99 Cheap United flights Chicago (ORD) to Charleston (CHS)

Scoring cheap one-way United Airlines flights from ORD to CHS from $99 on Expedia couldn’t be easier — just filter by “Price (lowest to highest).” Or check out our affordable return fares from $197 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the cheapest months to travel to Charleston with United Airlines. You could also find excellent prices on return and one-way fares in December.

Look for cheap United Airlines flights from O’Hare Intl. Airport (ORD) to Charleston Intl. Airport (CHS) one to three months before your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and journey, the ideal day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Yes, you can fly from O’Hare Intl. Airport (ORD) to Charleston Intl. Airport (CHS) on any of United Airlines’s 19 weekly direct flights. Use our “Nonstop” and “Airline” filters to find the United Airlines flight that’ll arrive at CHS at your preferred time.

Leave O’Hare Intl. Airport (ORD) for Charleston Intl. Airport (CHS) on a nonstop United Airlines flight, and you’ll be in the air for approximately 2h 26m.

Thursday has the most United Airlines flights from O’Hare Intl. Airport (ORD) to Charleston Intl. Airport (CHS). With 3 daily departures, this is the best day to book something that will fit your plans.

The earliest flight from ORD to CHS with United Airlines leaves at 8:14AM UTC-6. You’ll touch down at 11:51AM UTC-5. The last United Airlines flight of the day takes off at 5:50PM UTC-6 and arrives at 9:15PM UTC-5. With approximately 20% fewer cancellations for early and mid-morning flights, starting your travel day early is typically the wisest option.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

United Airlines flights from O’Hare Intl. Airport (ORD) to Charleston come in to land at Charleston Intl. Airport (CHS). This is the main entry point to this destination.

With a rewarding loyalty program, United Airlines is a favorite of many passengers heading from ORD to CHS. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

United Airlines usually flies Embraer 175 planes for flights from O’Hare Intl. Airport (ORD) to Charleston Intl. Airport (CHS). This carrier also operates the Embraer 170 on this route. Bear in mind that aircraft type can change depending on operational reasons, so the plane you catch might be different on your travel date.

Changes are usually free within 24 hours of making your booking, but your airline may charge you after that time. For more information about altering your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to make changes without extra charges, check the “Changes included” or “No cancel fee” filter when organizing your next trip.