$129 Find Cheap Flights from Charleston to Austin - Compare and Save

Among airlines operating Charleston to Austin flights:

• Southwest: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Flights from Charleston to Austin usually depart from Charleston (CHS) and arrive at Austin Bergstrom (AUS).

Here are some options for this route, based on selected ticket types and cabin classes:

• Southwest: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Only Economy Class is available on flights from Charleston to Austin.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $235 round-trip via Newark (EWR), compared to $487 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $90–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737 MAX 9 family is used most often on this route, operated mainly by United Airlines and Alaska Airlines. Other aircraft seen on the route include Boeing 737-700 Passenger/BBJ1 (winglets) variants.

One-stop flights from Charleston to Austin most commonly connect through:

• Atlanta Hartsfield-Jackson (ATL) - 48% of one-stop connections
• Charlotte Douglas (CLT) - 17% of one-stop connections
• Nashville Intl (BNA) - 14% of one-stop connections
• Dallas/Fort Worth (DFW) - 7% of one-stop connections

Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 22% on the Charleston to Austin route. Tuesday is the cheapest departure day at $348 round-trip on average, while Monday is the most expensive at $444, a difference of $96. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Some of the most popular sights in Austin are Sixth Street, University of Texas at Austin and ACL Live at The Moody Theater. These are among the most viewed places in Austin on KAYAK.

Last-minute fares on this route - booked within 2 weeks of departure - run 22% above the route average of $393. Book 17 weeks before departure for the lowest fares.

A nonstop flight from Charleston to Austin takes 0h 00m, covering 1,053 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $220 to $1,919. That means the highest observed fare was about 9x higher than the lowest one.

One-way fares from Charleston to Austin are currently lower than usual. Average one-way flight prices are about $170, which is 34% below the typical average for this route.

Flying via Houston Hobby (HOU) gives the shortest average 1-stop total travel time at 4h 29m, compared with 4h 37m via Dallas Love Field (DAL) and 4h 47m via Nashville Intl (BNA).

Austin is 1 hour behind Charleston (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Austin Bergstrom Airport (AUS) hosts 5 major car rental companies, with daily rates starting from around $13 for economy cars. Top options include:
• Europcar
• Hertz
• Fox
• Easirent
• Thrifty

Round-trip flights from Charleston to Austin range from $324 to $474, with an average of $393 over the past 12 months. Anything below $324 counts as a good deal.