$141 Find Cheap Flights from Charleston to San Antonio - Compare and Save

Flights from Charleston to San Antonio usually depart from Charleston (CHS) and arrive at San Antonio (SAT).

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

• JetBlue: 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.

Two cabin classes are available on flights from Charleston to San Antonio:

• Economy Class
• First Class

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

• Atlanta Hartsfield-Jackson (ATL) - 53% of one-stop connections
• Charlotte Douglas (CLT) - 19% of one-stop connections
• Nashville Intl (BNA) - 12% of one-stop connections
• Dallas/Fort Worth (DFW) - 5% of one-stop connections

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

On the Charleston to San Antonio route, being flexible with your departure day can save you up to 23%. Saturday is the cheapest day at $377 round-trip on average, while Sunday is the most expensive at $486: a $109 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Some of the most popular sights in San Antonio are San Antonio River Walk, SeaWorld San Antonio and Alamodome. These are among the most viewed places in San Antonio on KAYAK.

A nonstop flight from Charleston to San Antonio takes 0h 00m, covering 1,111 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 $251 to $1,422. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from Charleston to San Antonio are currently lower than usual. Average one-way flight prices are about $183, which is 31% below the typical average for this route.

Flying via Houston Hobby (HOU) gives the shortest average 1-stop total travel time at 4h 38m, compared with 4h 52m via Nashville Intl (BNA) and 4h 57m via Houston George Bush Intcntl (IAH).

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

San Antonio Airport (SAT) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:
• Europcar
• Fox
• Dollar
• Hertz
• Alamo

Round-trip flights from Charleston to San Antonio range from $382 to $531, with an average of $427 over the past 12 months. Anything below $382 counts as a good deal.