$167+ Cheap flights from Charleston to San Antonio (CHS - SAT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SAT
Aug 22 — Aug 291
Round-trip
1 adult, Economy
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Find cheap flights from Charleston to San Antonio with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Charleston to San Antonio
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Best
Last-minute
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Cheapest flights from Charleston to San AntonioExplore the most affordable flight options available from Charleston to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
Explore the most affordable flight options available from Charleston to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:53 pm
CHS
- SAT
1 stop19h 03m
Multiple Airlines
Mon 8/319:51 am
SAT
- CHS
1 stop21h 47m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:44 pm
CHS
- SAT
2 stops20h 14m
Multiple Airlines
Mon 8/179:51 am
SAT
- CHS
1 stop21h 47m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$331
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 pm
CHS
- SAT
1 stop5h 45m
Southwest
Thu 8/2711:50 am
SAT
- CHS
1 stop7h 40m
Southwest
Deal found 7/21![Southwest logo]()
$333
This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:32 pm
CHS
- SAT
1 stop7h 24m
American Airlines
Wed 10/712:46 pm
SAT
- CHS
1 stop4h 42m
American Airlines
Deal found 7/22![American Airlines logo]()
$337
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/202:54 pm
CHS
- SAT
2 stops8h 56m
United Airlines
Thu 8/274:12 pm
SAT
- CHS
1 stop4h 59m
United Airlines
Deal found 7/21![United Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:35 am
CHS
- SAT
2 stops8h 40m
Southwest
Wed 8/269:20 am
SAT
- CHS
2 stops8h 55m
Southwest
Deal found 7/22![Southwest logo]()
$343
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:15 am
CHS
- SAT
1 stop6h 17m
American Airlines
Fri 9/1112:15 pm
SAT
- CHS
1 stop5h 41m
American Airlines
Deal found 7/19![American Airlines logo]()
$354
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:32 pm
CHS
- SAT
1 stop6h 25m
American Airlines
Thu 9/312:29 pm
SAT
- CHS
1 stop7h 35m
American Airlines
Deal found 7/21![American Airlines logo]()
$365
This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:06 pm
CHS
- SAT
2 stops7h 44m
American Airlines
Mon 9/77:00 am
SAT
- CHS
1 stop7h 36m
American Airlines
Deal found 7/22![American Airlines logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:18 pm
CHS
- SAT
2 stops18h 27m
Multiple Airlines
Wed 10/1410:34 am
SAT
- CHS
1 stop21h 04m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$373
Best flights from Charleston to San AntonioDiscover carefully curated flight deals from Charleston to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
Discover carefully curated flight deals from Charleston to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:30 am
CHS
- SAT
1 stop5h 13m
Delta
Mon 10/196:22 pm
SAT
- CHS
1 stop4h 37m
Delta
Deal found 7/22![Delta logo]()
$343
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:32 pm
CHS
- SAT
1 stop5h 05m
American Airlines
Sat 8/228:00 am
SAT
- CHS
1 stop7h 59m
American Airlines
Deal found 7/19![American Airlines logo]()
$375
This Southwest deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:50 pm
CHS
- SAT
1 stop8h 05m
Southwest
Mon 10/199:20 am
SAT
- CHS
1 stop5h 45m
Southwest
Deal found 7/18![Southwest logo]()
$375
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1210:45 am
CHS
- SAT
1 stop4h 50m
Southwest
Fri 8/145:35 am
SAT
- CHS
2 stops8h 50m
Southwest
Deal found 7/22![Southwest logo]()
$400
This Delta deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:30 am
CHS
- SAT
1 stop5h 13m
Delta
Sun 10/186:22 pm
SAT
- CHS
1 stop4h 37m
Delta
Deal found 7/19![Delta logo]()
$401
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:35 am
CHS
- SAT
2 stops7h 05m
Southwest
Sun 10/255:30 am
SAT
- CHS
2 stops6h 15m
Southwest
Deal found 7/19![Southwest logo]()
$411
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:59 pm
CHS
- SAT
1 stop5h 29m
Delta
Fri 11/206:15 pm
SAT
- CHS
1 stop4h 41m
Delta
Deal found 7/20![Delta logo]()
$427
Last-minute flights from Charleston to San AntonioDiscover last-minute flight deals from Charleston to San Antonio. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to San Antonio. Data last updated July 23, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/62:53 pm
CHS
- SAT
1 stop19h 03m
Multiple Airlines
Sat 8/84:26 pm
SAT
- CHS
1 stop15h 12m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$381
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:35 am
CHS
- SAT
2 stops8h 40m
Southwest
Wed 8/269:20 am
SAT
- CHS
2 stops8h 55m
Southwest
Deal found 7/22![Southwest logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:44 pm
CHS
- SAT
2 stops20h 14m
Multiple Airlines
Mon 8/179:51 am
SAT
- CHS
1 stop21h 47m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:32 pm
CHS
- SAT
1 stop5h 05m
American Airlines
Sat 8/228:00 am
SAT
- CHS
1 stop7h 59m
American Airlines
Deal found 7/19![American Airlines logo]()
$375
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:15 pm
CHS
- SAT
1 stop5h 01m
United Airlines
Sun 8/239:30 am
SAT
- CHS
1 stop6h 02m
United Airlines
Deal found 7/21![United Airlines logo]()
$380
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 pm
CHS
- SAT
1 stop5h 45m
Southwest
Thu 8/2711:50 am
SAT
- CHS
1 stop7h 40m
Southwest
Deal found 7/21![Southwest logo]()
$333
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/202:54 pm
CHS
- SAT
2 stops8h 56m
United Airlines
Thu 8/274:12 pm
SAT
- CHS
1 stop4h 59m
United Airlines
Deal found 7/21![United Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:53 pm
CHS
- SAT
1 stop19h 03m
Multiple Airlines
Mon 8/319:51 am
SAT
- CHS
1 stop21h 47m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$317
One-way flights from Charleston to San AntonioSearch for one-way flight options from Charleston to San Antonio. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
Search for one-way flight options from Charleston to San Antonio. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:00 am
CHS
- SAT
1 stop7h 29m
United Airlines
Deal found 7/21![United Airlines logo]()
$167
This American Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:15 am
CHS
- SAT
1 stop6h 17m
American Airlines
Deal found 7/20![American Airlines logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am
CHS
- SAT
2 stops29h 12m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$192
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/221:20 pm
CHS
- SAT
2 stops8h 30m
Southwest
Deal found 7/20![Southwest logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/88:56 pm
CHS
- SAT
2 stops22h 58m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:10 pm
CHS
- SAT
3 stops41h 48m
Breeze Airways
Deal found 7/20![Breeze Airways logo]()
$212
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:59 pm
CHS
- SAT
1 stop5h 29m
Delta
Deal found 7/20![Delta logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:16 pm
CHS
- SAT
3 stops30h 15m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$221
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:05 am
CHS
- SAT
1 stop5h 03m
American Airlines
Deal found 7/21![American Airlines logo]()
$228
Find flight deals from Charleston to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $317 (Kiwi.com) |
One-way from | $167 (United Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $444 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
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
Cheapest round-trip
Quickest round-trip
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Thu 10/15
5:30 am-9:43 am
1 stop5h 13m
San Antonio
Mon 10/19
6:22 pm-11:59 pm
1 stop4h 37m
$343
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Mon 8/17
3:32 pm-7:37 pm
1 stop5h 05m
San Antonio
Sat 8/22
8:00 am-4:59 pm
1 stop7h 59m
$375
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Thu 10/15
4:50 pm-11:55 pm
1 stop8h 05m
San Antonio
Mon 10/19
9:20 am-4:05 pm
1 stop5h 45m
$375
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Wed 8/12
10:45 am-2:35 pm
1 stop4h 50m
San Antonio
Fri 8/14
5:35 am-3:25 pm
2 stops8h 50m
$400
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Thu 10/15
5:30 am-9:43 am
1 stop5h 13m
San Antonio
Sun 10/18
6:22 pm-11:59 pm
1 stop4h 37m
$401
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Thu 10/22
5:35 am-11:40 am
2 stops7h 05m
San Antonio
Sun 10/25
5:30 am-12:45 pm
2 stops6h 15m
$411
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Sun 11/15
7:59 pm-12:28 am
1 stop5h 29m
San Antonio
Fri 11/20
6:15 pm-11:56 pm
1 stop4h 41m
$427
Cheapest one-way
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Mon 8/31
7:00 am-1:29 pm
1 stop7h 29m
$167
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Wed 11/4
2:52 pm-10:51 pm
2 stops8h 59m
$193
Quickest one-way
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Sun 12/6
7:59 pm-12:28 am
1 stop5h 29m
$214
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Charleston to San Antonio
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charleston to San Antonio in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Charleston-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Charleston-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Charleston-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Charleston to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Charleston with our price prediction graph.
CHS-SAT
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Charleston to San Antonio
What is the cheapest month to book a flight from Charleston to San Antonio?
Currently, January is the cheapest month in which you can book a flight from Charleston to San Antonio (average of $344). Flying from Charleston to San Antonio in June is currently the most expensive (average of $573). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from CHS to SAT?
Find hourly flight availability from Charleston to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Charleston to San Antonio as you normally would.
Reviews of airlines servicing San Antonio
Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated July 23, 2026.
See what other customers who have flown with Southwest,Delta, andAmerican Airlines from Charleston to San Antonio have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Charleston to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Charleston and San Antonio flights
Browse other Charleston and San Antonio flight options. Last updated on July 23, 2026.
Other flights from Charleston
Browse through other flights departing from Charleston. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
Top 3 airlines flying from Charleston to San Antonio
Discover the top 3 airlines that operate flights from Charleston to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$300 | Average$446 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$301 | Average$496 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$326 | Average$426 | FlexibilityNo cancel fee | On-time71% |