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Cheap flights from Charleston to San Antonio from $164

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Charleston to San Antonio departing on 2/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Charleston to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:35 pm - 9:40 am
CHS
-
SAT
16h 05m1 stop
Multiple Airlines Logo
8:00 pm - 8:38 am
SAT
-
CHS
11h 38m1 stop
$172Multiple Airlines
Fri, Jan 9 - Mon, Jan 12
Multiple Airlines Logo
6:35 pm - 9:30 am
CHS
-
SAT
15h 55m1 stop
Multiple Airlines Logo
6:30 am - 8:38 am
SAT
-
CHS
25h 08m1 stop
$187Multiple Airlines
Thu, Feb 5 - Mon, Feb 9
Multiple Airlines Logo
6:35 pm - 11:52 pm
CHS
-
SAT
30h 17m2 stops
Multiple Airlines Logo
8:00 pm - 8:38 am
SAT
-
CHS
11h 38m1 stop
$194Multiple Airlines
Fri, Jan 9 - Mon, Jan 12
Multiple Airlines Logo
6:35 pm - 9:40 am
CHS
-
SAT
16h 05m1 stop
Multiple Airlines Logo
8:00 pm - 8:38 am
SAT
-
CHS
11h 38m1 stop
$200Multiple Airlines
Thu, Jan 8 - Mon, Jan 12
Multiple Airlines Logo
11:10 am - 11:49 am
CHS
-
SAT
25h 39m2 stops
Multiple Airlines Logo
8:00 pm - 8:38 am
SAT
-
CHS
11h 38m1 stop
$202Multiple Airlines
Thu, Jan 8 - Mon, Jan 12
Multiple Airlines Logo
6:35 pm - 9:30 am
CHS
-
SAT
15h 55m1 stop
Multiple Airlines Logo
10:35 am - 9:53 pm
SAT
-
CHS
10h 18m2 stops
$207Multiple Airlines
Thu, Feb 5 - Mon, Feb 9
Multiple Airlines Logo
6:35 pm - 9:40 am
CHS
-
SAT
16h 05m1 stop
Multiple Airlines Logo
1:20 pm - 10:06 pm
SAT
-
CHS
31h 46m2 stops
$227Multiple Airlines
Sun, Jan 25 - Mon, Jan 26
Multiple Airlines Logo
3:01 pm - 11:52 pm
CHS
-
SAT
9h 51m1 stop
Multiple Airlines Logo
6:30 am - 8:38 am
SAT
-
CHS
25h 08m1 stop
$238Multiple Airlines
Sun, Jan 25 - Mon, Jan 26
Delta Logo
5:30 pm - 10:28 pm
CHS
-
SAT
5h 58m1 stop
Delta Logo
6:30 am - 2:04 pm
SAT
-
CHS
6h 34m1 stop
$335Delta
Tue, Jan 27 - Sun, Feb 1
American Airlines Logo
8:00 am - 3:45 pm
CHS
-
SAT
8h 45m2 stops
American Airlines Logo
6:14 am - 2:25 pm
SAT
-
CHS
7h 11m1 stop
$340American Airlines
Tue, Jan 27 - Sun, Feb 1

Delta flights from Charleston to San Antonio

Our best Delta deals on Charleston to San Antonio flight tickets
Delta
Jan 27
CHS5:30 pmCharleston
5h 58m
1 stop
SAT10:28 pmSan Antonio
Feb 1
SAT6:30 amSan Antonio
6h 34m
1 stop
CHS2:04 pmCharleston
$335
Find similar
Delta
Jan 16
CHS5:18 pmCharleston
7h 05m
1 stop
SAT11:23 pmSan Antonio
Jan 20
SAT6:30 amSan Antonio
6h 36m
1 stop
CHS2:06 pmCharleston
$354
Find similar
Delta
Feb 5
CHS8:00 amCharleston
5h 45m
1 stop
SAT12:45 pmSan Antonio
Feb 9
SAT6:17 pmSan Antonio
4h 38m
1 stop
CHS11:55 pmCharleston
$359
Find similar

Spirit Airlines flights from Charleston to San Antonio

Our best Spirit Airlines deals on Charleston to San Antonio flight tickets
Spirit Airlines
Mar 31
CHS7:00 amCharleston
27h 22m
1 stop
SAT9:22 amSan Antonio
Apr 4
SAT10:26 amSan Antonio
12h 00m
1 stop
CHS11:26 pmCharleston
$337
Find similar
Spirit Airlines
Jan 3
CHS2:15 pmCharleston
10h 11m
2 stops
SAT11:26 pmSan Antonio
Jan 7
SAT2:39 pmSan Antonio
24h 31m
3 stops
CHS4:10 pmCharleston
$718
Find similar
Spirit Airlines
Dec 24
CHS2:15 pmCharleston
10h 11m
2 stops
SAT11:26 pmSan Antonio
Dec 25
SAT11:30 amSan Antonio
8h 53m
1 stop
CHS9:23 pmCharleston
$779
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Charleston to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 22, 2025.
Use the filters below to find and compare flights from Charleston to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CharlestonSan Antonio

CHS - SAT

CHSSAT

Charleston

Fri 1/9

6:35 pm-9:40 am

1 stop16h 05m

San Antonio

Mon 1/12

8:00 pm-8:38 am

1 stop11h 38m

$172

CharlestonSan Antonio

CHS - SAT

CHSSAT

Charleston

Thu 2/5

6:35 pm-9:30 am

1 stop15h 55m

San Antonio

Mon 2/9

6:30 am-8:38 am

1 stop25h 08m

$187

CharlestonSan Antonio

CHS - SAT

CHSSAT

Charleston

Fri 1/9

6:35 pm-11:52 pm

2 stops30h 17m

San Antonio

Mon 1/12

8:00 pm-8:38 am

1 stop11h 38m

$194

CharlestonSan Antonio

CHS - SAT

CHSSAT

Charleston

Thu 1/8

6:35 pm-9:40 am

1 stop16h 05m

San Antonio

Mon 1/12

8:00 pm-8:38 am

1 stop11h 38m

$200

CharlestonSan Antonio

CHS - SAT

CHSSAT

Charleston

Thu 1/8

11:10 am-11:49 am

2 stops25h 39m

San Antonio

Mon 1/12

8:00 pm-8:38 am

1 stop11h 38m

$202

CharlestonSan Antonio

CHS - SAT

CHSSAT

Charleston

Thu 2/5

6:35 pm-9:30 am

1 stop15h 55m

San Antonio

Mon 2/9

10:35 am-9:53 pm

2 stops10h 18m

$207

CharlestonSan Antonio

CHS - SAT

CHSSAT

Charleston

Sun 1/25

6:35 pm-9:40 am

1 stop16h 05m

San Antonio

Mon 1/26

1:20 pm-10:06 pm

2 stops31h 46m

$227

CharlestonSan Antonio

CHS - SAT

CHSSAT

Charleston

Sun 1/25

3:01 pm-11:52 pm

1 stop9h 51m

San Antonio

Mon 1/26

6:30 am-8:38 am

1 stop25h 08m

$238

CharlestonSan Antonio

CHS - SAT

CHSSAT

Charleston

Tue 1/27

5:30 pm-10:28 pm

1 stop5h 58m

San Antonio

Sun 2/1

6:30 am-2:04 pm

1 stop6h 34m

$335

CharlestonSan Antonio

CHS - SAT

CHSSAT

Charleston

Tue 1/27

8:00 am-3:45 pm

2 stops8h 45m

San Antonio

Sun 2/1

6:14 am-2:25 pm

1 stop7h 11m

$340

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Charleston to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of September, then book flights to San Antonio from Charleston during May instead. Flights to San Antonio in May, while not as cheap as those in September, still average around $355.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Friday when prices can be found for as low as $365. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $476.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is at noon. momondo users have found flights departing from Charleston to San Antonio at noon for as low as $254. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the afternoon, with an average ticket price of $460. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from Charleston when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $415 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Charleston for as low as $311 on momondo.

Can stopping save me money on Charleston to San Antonio flights?

You could potentially save up to 30% on your flight if you consider stops on a Charleston to San Antonio flight.

How have Charleston to San Antonio flight prices changed over time?

As of December 2025, prices for Charleston to San Antonio flights are approximately 213% more expensive when compared to flights at the same time last year.

When to book flights from Charleston to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Charleston to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Charleston to San Antonio (CHS to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Charleston to San Antonio

Fastest flight time

5h 10m

Direct flights

None
The fastest flight from Charleston to San Antonio takes 5h 10m
There are no direct flights from Charleston to San Antonio. There are no popular flight routes from Charleston to San Antonio.
Search flight deals

  • How far is Charleston to San Antonio by plane?

    The distance between Charleston and San Antonio is about 1120.0 mi. Typically, this will take 5h 10m by plane in normal conditions.

  • When did momondo last update prices for flights from Charleston Airport to San Antonio Airport?

    Prices for flights from Charleston Airport to San Antonio Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Charleston Airport to San Antonio Airport?

  • How old do you have to be to fly from Charleston Airport to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Charleston Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Charleston to San Antonio?

Best airlines flying from Charleston to San Antonio

Compare and see reviews for airlines that fly from Charleston to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $278Free CancellationRating
7.9
8,014 reviews
Search Delta flights
SouthwestPriceFrom $294Free CancellationRating
8.0
4,254 reviews
Search Southwest flights
American AirlinesPriceFrom $300Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Boerne
Schertz
Pleasanton

Why use momondo?

Why should I use momondo to find a flight deal from Charleston to San Antonio?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Charleston to San Antonio. momondo saves you time and could save you money on your trip.

Can I find flights from Charleston to San Antonio with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Antonio from Charleston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Charleston to San Antonio?

Once all potential Charleston to San Antonio flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Charleston to San Antonio right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Charleston to San Antonio flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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