Cheap flights from Charleston to San Antonio from $118

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1 stop
Thu, Dec 4
Charleston CHSSan Antonio SAT

$118
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1 stop
Thu, Dec 4
Charleston CHSSan Antonio SAT

$118
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1 stop
Tue, Dec 2
Charleston CHSSan Antonio SAT

$135
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1 stop
Tue, Dec 2
Charleston CHSSan Antonio SAT

$142
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2 stops
Thu, Dec 4
Charleston CHSSan Antonio SAT

$147
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1 stop
Sat, Dec 6
Charleston CHSSan Antonio SAT

$173
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1 stop
Thu, Dec 4 – Tue, Dec 9
Charleston CHSSan Antonio SAT

$220
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1 stop
Wed, Dec 3 – Sat, Dec 6
Charleston CHSSan Antonio SAT

$226
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1 stop
Wed, Dec 3 – Sun, Dec 7
Charleston CHSSan Antonio SAT

$235
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2 stops
Thu, Dec 4 – Tue, Dec 9
Charleston CHSSan Antonio SAT

$253
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1 stop
Wed, Dec 3 – Sat, Dec 6
Charleston CHSSan Antonio SAT

$254
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1 stop
Tue, Dec 2 – Sat, Dec 6
Charleston CHSSan Antonio SAT

$282
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How much do flights to San Antonio cost?

Key info about flying to San Antonio

Depart from
Charleston International
Arrive to
San Antonio International
Average flights per week
154
Flight distance

Check-in for a flight from Charleston to San Antonio

NameCarrier codeIATA CodePassport needed during booking
Spirit AirlinesNKSNKNo
Frontier AirlinesFFTF9No
United AirlinesUALUANo
BREEZE MXNo
JetBlue AirwaysJBUB6No

Weather in San Antonio

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January17°C7°C
February19°C9°C
March23°C12°C
April27°C16°C
May30°C20°C
June34°C23°C
July35°C24°C
August36°C25°C
September32°C22°C
October28°C18°C
November21°C12°C
December18°C9°C
Hottest Month
36°C
August
Coldest month
7°C
January
Sunny days
303
days per year

14 day forecast

Saturday
15 Nov
31°C17°C
22 Nov
26°C16°C
Sunday
16 Nov
25°C16°C
23 Nov
25°C15°C
Monday
17 Nov
27°C20°C
24 Nov
69%
25°C18°C
Tuesday
18 Nov
88%
31°C22°C
25 Nov
82%
24°C20°C
Wednesday
19 Nov
84%
31°C22°C
26 Nov
82%
28°C18°C
Thursday
20 Nov
84%
27°C15°C
27 Nov
86%
26°C21°C
Friday
21 Nov
25°C15°C
28 Nov
28°C21°C
The most popular airlines for this route are Spirit Airlines, Frontier Airlines, United Airlines, BREEZE, and JetBlue Airways. Charleston and San Antonio have 154 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Charleston?
What are the most popular routes to and from San Antonio?
What airports are near Charleston?
What airports are near San Antonio?
Which airlines fly between Charleston and San Antonio?
When’s the best time to travel between Charleston and San Antonio?
What flights operate between Charleston and San Antonio?
How many airports are there near Charleston?
How many airports are there near San Antonio?
What time do nonstop (direct) flights between Charleston and San Antonio depart?
What time do nonstop (direct) flights between Charleston and San Antonio arrive?
What time do flights between Charleston and San Antonio depart?
What time do flights between Charleston and San Antonio arrive?

Explore alternative trips

Flights from Charleston

Flights to San Antonio

Popular routes

The nearest countries with flights to San Antonio

Here is a list of countries people are flying from

Other destination countries from Charleston

Here is a list of countries people are flying to

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