$128+ 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SAT
Jul 9 — Jul 161
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
Cheapest
Best
Last-minute
One-way
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 June 9, 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 June 9, 2026.
This Southwest deal was found by Cheapflights users on 6/8. 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 10/312:25 pm
CHS
- SAT
1 stop6h 50m
Southwest
Thu 11/512:00 pm
SAT
- CHS
1 stop7h 15m
Southwest
Deal found 6/8![Southwest logo]()
$333
This Delta deal was found by Cheapflights users on 6/8. 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.
Fri 10/235:55 pm
CHS
- SAT
1 stop7h 33m
Delta
Tue 10/2710:45 am
SAT
- CHS
1 stop5h 06m
Delta
Deal found 6/8![Delta logo]()
$346
This American Airlines deal was found by Cheapflights users on 6/8. 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 9/212:25 pm
CHS
- SAT
1 stop8h 01m
American Airlines
Mon 9/77:00 am
SAT
- CHS
1 stop7h 36m
American Airlines
Deal found 6/8![American Airlines logo]()
$352
This Delta deal was found by Cheapflights users on 6/8. 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 9/205:33 pm
CHS
- SAT
1 stop7h 43m
Delta
Wed 9/238:00 am
SAT
- CHS
1 stop6h 05m
Delta
Deal found 6/8![Delta logo]()
$366
This Southwest deal was found by Cheapflights users on 6/8. 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 7/18:15 pm
CHS
- SAT
1 stop4h 40m
Southwest
Sat 7/410:35 am
SAT
- CHS
1 stop6h 50m
Southwest
Deal found 6/8![Southwest logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 6/6. 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
Mon 8/1011:30 am
SAT
- CHS
2 stops21h 07m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 8/296:30 am
CHS
- SAT
1 stop6h 22m
United Airlines
Tue 9/14:12 pm
SAT
- CHS
1 stop4h 59m
United Airlines
Deal found 6/8![United Airlines logo]()
$395
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 June 9, 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 June 9, 2026.
This Southwest deal was found by Cheapflights users on 6/8. 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 10/312:25 pm
CHS
- SAT
1 stop6h 50m
Southwest
Thu 11/512:00 pm
SAT
- CHS
1 stop7h 15m
Southwest
Deal found 6/8![Southwest logo]()
$333
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 8/295:45 am
CHS
- SAT
2 stops11h 46m
United Airlines
Tue 9/14:12 pm
SAT
- CHS
1 stop4h 59m
United Airlines
Deal found 6/8![United Airlines logo]()
$400
This Delta deal was found by Cheapflights users on 6/6. 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 7/127:59 pm
CHS
- SAT
1 stop5h 21m
Delta
Sat 8/112:24 pm
SAT
- CHS
1 stop5h 35m
Delta
Deal found 6/6![Delta logo]()
$445
This Southwest deal was found by Cheapflights users on 6/4. 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.
Tue 7/146:35 am
CHS
- SAT
1 stop4h 45m
Southwest
Thu 7/1611:25 am
SAT
- CHS
1 stop6h 30m
Southwest
Deal found 6/4![Southwest logo]()
$399
This Delta deal was found by Cheapflights users on 6/7. 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.
Fri 10/235:30 am
CHS
- SAT
1 stop5h 24m
Delta
Sun 10/2512:15 pm
SAT
- CHS
1 stop5h 39m
Delta
Deal found 6/7![Delta logo]()
$445
This Southwest deal was found by Cheapflights users on 6/6. 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 10/212:45 pm
CHS
- SAT
1 stop7h 35m
Southwest
Fri 10/2311:45 am
SAT
- CHS
1 stop6h 00m
Southwest
Deal found 6/6![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 6/6. 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.
Mon 9/147:15 pm
CHS
- SAT
1 stop4h 50m
Southwest
Fri 9/1812:20 pm
SAT
- CHS
2 stops8h 05m
Southwest
Deal found 6/6![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 6/6. 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.
Mon 7/204:45 pm
CHS
- SAT
2 stops7h 10m
Southwest
Sat 7/259:20 am
SAT
- CHS
1 stop9h 25m
Southwest
Deal found 6/6![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 6/4. 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.
Fri 10/236:30 am
CHS
- SAT
2 stops8h 05m
Southwest
Sun 10/2510:00 am
SAT
- CHS
2 stops6h 50m
Southwest
Deal found 6/4![Southwest logo]()
$437
This Southwest deal was found by Cheapflights users on 6/8. 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.
Fri 7/174:45 pm
CHS
- SAT
2 stops7h 10m
Southwest
Sun 7/195:20 am
SAT
- CHS
2 stops8h 25m
Southwest
Deal found 6/8![Southwest logo]()
$477
Last-minute flights from Charleston to San AntonioDiscover last-minute flight deals from Charleston to San Antonio. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to San Antonio. Data last updated June 9, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/8. 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 7/18:15 pm
CHS
- SAT
1 stop4h 40m
Southwest
Sat 7/410:35 am
SAT
- CHS
1 stop6h 50m
Southwest
Deal found 6/8![Southwest logo]()
$371
This American Airlines deal was found by Cheapflights users on 6/8. 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 7/110:52 am
CHS
- SAT
1 stop7h 08m
American Airlines
Wed 7/87:00 am
SAT
- CHS
1 stop6h 50m
American Airlines
Deal found 6/8![American Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 6/8. 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 7/12:10 pm
CHS
- SAT
1 stop5h 30m
Southwest
Mon 7/65:10 am
SAT
- CHS
1 stop7h 05m
Southwest
Deal found 6/8![Southwest logo]()
$409
This American Airlines deal was found by Cheapflights users on 6/7. 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 7/65:00 am
CHS
- SAT
1 stop5h 02m
American Airlines
Thu 7/95:47 pm
SAT
- CHS
1 stop5h 12m
American Airlines
Deal found 6/7![American Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 6/8. 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.
Tue 7/76:10 am
CHS
- SAT
1 stop7h 55m
Southwest
Thu 7/96:35 am
SAT
- CHS
2 stops8h 30m
Southwest
Deal found 6/8![Southwest logo]()
$442
This Southwest deal was found by Cheapflights users on 6/8. 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 7/88:15 pm
CHS
- SAT
1 stop4h 40m
Southwest
Thu 7/306:35 am
SAT
- CHS
2 stops8h 30m
Southwest
Deal found 6/8![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 6/4. 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.
Tue 7/142:10 pm
CHS
- SAT
2 stops9h 15m
Southwest
Thu 7/1611:25 am
SAT
- CHS
1 stop6h 30m
Southwest
Deal found 6/4![Southwest logo]()
$404
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 June 9, 2026.
Search for one-way flight options from Charleston to San Antonio. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 8/219:44 pm
CHS
- SAT
2 stops20h 14m
Breeze Airways
Deal found 6/7![Breeze Airways logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Tue 10/209:18 am
CHS
- SAT
1 stop25h 21m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$175
This American Airlines deal was found by Cheapflights users on 6/5. 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 10/214:18 pm
CHS
- SAT
1 stop7h 01m
American Airlines
Deal found 6/5![American Airlines logo]()
$186
This Southwest deal was found by Cheapflights users on 6/5. 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 10/216:30 am
CHS
- SAT
2 stops9h 20m
Southwest
Deal found 6/5![Southwest logo]()
$191
This Delta deal was found by Cheapflights users on 6/4. 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.
Tue 10/205:55 pm
CHS
- SAT
1 stop5h 32m
Delta
Deal found 6/4![Delta logo]()
$195
This Southwest deal was found by Cheapflights users on 6/4. 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.
Mon 10/195:30 am
CHS
- SAT
1 stop6h 35m
Southwest
Deal found 6/4![Southwest logo]()
$207
This Southwest deal was found by Cheapflights users on 6/5. 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 7/97:15 am
CHS
- SAT
1 stop5h 35m
Southwest
Deal found 6/5![Southwest logo]()
$209
This Trip.com deal was found by Cheapflights users on 6/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:02 pm
CHS
- SAT
2 stops17h 54m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$213
This Southwest deal was found by Cheapflights users on 6/7. 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.
Sun 9/136:30 am
CHS
- SAT
1 stop5h 20m
Southwest
Deal found 6/7![Southwest logo]()
$214
This Southwest deal was found by Cheapflights users on 6/8. 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.
Tue 7/73:00 pm
CHS
- SAT
2 stops9h 45m
Southwest
Deal found 6/8![Southwest logo]()
$219
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 June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $333 (Southwest) |
One-way from | $128 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $471 |
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 June 9, 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
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Sat 10/31
2:25 pm-8:15 pm
1 stop6h 50m
San Antonio
Thu 11/5
12:00 pm-8:15 pm
1 stop7h 15m
$333
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Tue 7/14
6:35 am-10:20 am
1 stop4h 45m
San Antonio
Thu 7/16
11:25 am-6:55 pm
1 stop6h 30m
$399
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Sat 8/29
5:45 am-4:31 pm
2 stops11h 46m
San Antonio
Tue 9/1
4:12 pm-10:11 pm
1 stop4h 59m
$400
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Wed 10/21
2:45 pm-9:20 pm
1 stop7h 35m
San Antonio
Fri 10/23
11:45 am-6:45 pm
1 stop6h 00m
$427
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Mon 9/14
7:15 pm-11:05 pm
1 stop4h 50m
San Antonio
Fri 9/18
12:20 pm-9:25 pm
2 stops8h 05m
$432
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Mon 7/20
4:45 pm-10:55 pm
2 stops7h 10m
San Antonio
Sat 7/25
9:20 am-7:45 pm
1 stop9h 25m
$432
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Fri 10/23
6:30 am-1:35 pm
2 stops8h 05m
San Antonio
Sun 10/25
10:00 am-5:50 pm
2 stops6h 50m
$437
Quickest round-trip
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Sun 7/12
7:59 pm-12:20 am
1 stop5h 21m
San Antonio
Sat 8/1
12:24 pm-6:59 pm
1 stop5h 35m
$445
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Fri 10/23
5:30 am-9:54 am
1 stop5h 24m
San Antonio
Sun 10/25
12:15 pm-6:54 pm
1 stop5h 39m
$445
CharlestonSan Antonio
CHS - SAT
CHSSAT
Charleston
Fri 7/17
4:45 pm-10:55 pm
2 stops7h 10m
San Antonio
Sun 7/19
5:20 am-2:45 pm
2 stops8h 25m
$477
Showing 1-10 of 19 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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| 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, September is the cheapest month in which you can book a flight from Charleston to San Antonio (average of $342). Flying from Charleston to San Antonio in December is currently the most expensive (average of $508). 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.
How much does it cost to fly round-trip from Charleston to San Antonio?
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 June 9, 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.
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip to San Antonio by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Charleston to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Charleston and San Antonio flights
Browse other Charleston and San Antonio flight options. Last updated on June 9, 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 June 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Antonio
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 9, 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 June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$284 | Average$477 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$300 | Average$446 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$326 | Average$426 | FlexibilityNo cancel fee | On-time71% |