$229+ Cheap flights from San Antonio to Charleston (SAT - CHS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — CHS
Nov 27 — Dec 41
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Antonio to Charleston with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 San Antonio to Charleston
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Antonio to CharlestonExplore the most affordable flight options available from San Antonio to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2026.
Explore the most affordable flight options available from San Antonio to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2026.
This Delta deal was found by Cheapflights users on 10/28. 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 12/36:16 am -
1 stop4h 34m
Mon 12/75:34 pm -
1 stop8h 01m
Deal found 10/28![Delta logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 12/301:27 pm -
1 stop18h 11m
Tue 1/123:07 pm -
2 stops29h 20m
Deal found 10/28![Multiple Airlines logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/95:13 pm -
1 stop14h 25m
Thu 11/122:13 pm -
1 stop27h 05m
Deal found 10/25![Multiple Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Thu 12/36:07 am -
1 stop7h 37m
Mon 12/77:18 pm -
1 stop5h 49m
Deal found 10/25![American Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 12/161:40 pm -
1 stop6h 41m
Sat 1/99:46 am -
2 stops10h 32m
Deal found 10/25![United Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 12/1612:32 pm -
1 stop19h 06m
Sun 1/108:43 pm -
2 stops23h 46m
Deal found 10/25![Multiple Airlines logo]()
$364
This Southwest deal was found by Cheapflights users on 10/25. 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 12/168:20 am -
2 stops8h 05m
Sat 1/91:20 pm -
2 stops9h 05m
Deal found 10/25![Southwest logo]()
$366
This American Airlines deal was found by Cheapflights users on 10/25. 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 11/215:49 pm -
1 stop5h 06m
Tue 11/243:29 pm -
1 stop8h 33m
Deal found 10/25![American Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 10/24. 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 11/194:32 pm -
1 stop4h 32m
Sun 11/225:20 am -
1 stop5h 39m
Deal found 10/24![Delta logo]()
$394
Best flights from San Antonio to CharlestonDiscover carefully curated flight deals from San Antonio to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2026.
Discover carefully curated flight deals from San Antonio to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2026.
This Delta deal was found by Cheapflights users on 10/26. 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.
Mon 12/710:54 am -
1 stop4h 33m
Wed 12/92:04 pm -
1 stop6h 55m
Deal found 10/26![Delta logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/146:40 am -
1 stop6h 16m
Tue 11/175:00 pm -
1 stop6h 51m
Deal found 10/27![United Airlines logo]()
$426
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 11/131:09 pm -
1 stop7h 44m
Sat 11/215:26 pm -
1 stop6h 37m
Deal found 10/28![American Airlines logo]()
$426
This Southwest deal was found by Cheapflights users on 10/27. 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 11/155:15 am -
1 stop7h 05m
Wed 11/1811:00 am -
2 stops9h 10m
Deal found 10/27![Southwest logo]()
$431
This Delta deal was found by Cheapflights users on 10/24. 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 11/194:32 pm -
1 stop4h 32m
Sun 11/225:20 am -
1 stop5h 39m
Deal found 10/24![Delta logo]()
$394
This Southwest deal was found by Cheapflights users on 10/28. 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 12/302:50 pm -
2 stops8h 25m
Tue 1/1210:50 am -
2 stops9h 25m
Deal found 10/28![Southwest logo]()
$446
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 1/62:10 pm -
1 stop6h 49m
Thu 1/74:50 pm -
1 stop7h 09m
Deal found 10/25![United Airlines logo]()
$465
This Delta deal was found by Cheapflights users on 10/26. 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 11/124:32 pm -
1 stop4h 32m
Mon 11/165:34 pm -
1 stop7h 59m
Deal found 10/26![Delta logo]()
$426
This Southwest deal was found by Cheapflights users on 10/25. 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 11/255:40 pm -
1 stop5h 35m
Mon 11/308:00 pm -
1 stop4h 55m
Deal found 10/25![Southwest logo]()
$458
This Southwest deal was found by Cheapflights users on 10/28. 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 4/177:35 am -
2 stops10h 00m
Mon 4/196:15 pm -
1 stop5h 40m
Deal found 10/28![Southwest logo]()
$462
Last-minute flights from San Antonio to CharlestonDiscover last-minute flight deals from San Antonio to Charleston. Data last updated October 28, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Charleston. Data last updated October 28, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/24. 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.
Sat 11/75:30 am -
1 stop4h 37m
Wed 11/115:34 pm -
1 stop7h 59m
Deal found 10/24![Delta logo]()
$425
This American Airlines deal was found by Cheapflights users on 10/24. 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 11/72:55 pm -
2 stops7h 04m
Wed 11/112:40 pm -
1 stop8h 17m
Deal found 10/24![American Airlines logo]()
$430
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/95:13 pm -
1 stop14h 25m
Thu 11/122:13 pm -
1 stop27h 05m
Deal found 10/25![Multiple Airlines logo]()
$308
This Delta deal was found by Cheapflights users on 10/26. 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 11/134:32 pm -
1 stop4h 32m
Mon 11/165:34 pm -
1 stop7h 59m
Deal found 10/26![Delta logo]()
$426
This Delta deal was found by Cheapflights users on 10/24. 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 11/194:32 pm -
1 stop4h 32m
Sun 11/225:20 am -
1 stop5h 39m
Deal found 10/24![Delta logo]()
$394
This American Airlines deal was found by Cheapflights users on 10/25. 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 11/215:49 pm -
1 stop5h 06m
Tue 11/243:29 pm -
1 stop8h 33m
Deal found 10/25![American Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/214:19 pm -
1 stop4h 40m
Tue 11/2410:23 am -
2 stops9h 47m
Deal found 10/25![United Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 10/25. 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 11/245:30 am -
1 stop5h 22m
Tue 12/15:34 pm -
1 stop5h 45m
Deal found 10/25![Delta logo]()
$355
This American Airlines deal was found by Cheapflights users on 10/25. 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 11/256:07 am -
1 stop6h 23m
Mon 11/307:09 pm -
1 stop5h 57m
Deal found 10/25![American Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Thu 11/266:00 am -
1 stop7h 37m
Mon 11/307:09 pm -
1 stop5h 57m
Deal found 10/25![American Airlines logo]()
$414
One-way flights from San Antonio to CharlestonSearch for one-way flight options from San Antonio to Charleston. Find affordable one-way fares based on user searches. Data last updated October 28, 2026.
Search for one-way flight options from San Antonio to Charleston. Find affordable one-way fares based on user searches. Data last updated October 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/65:13 pm -
1 stop14h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/612:38 pm -
3 stops29h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Breeze Airways logo]()
$321
This American Airlines deal was found by Cheapflights users on 10/25. 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 11/11:09 pm -
1 stop7h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![American Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Sun 11/19:35 am -
2 stops13h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 10/28. 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 11/111:00 am -
1 stop5h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Delta logo]()
$539
Find flight deals from San Antonio to Charleston
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Charleston (CHS). 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 October 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $288 (United Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $410 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Charleston 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 7,457,451 searches. Data last updated October 28, 2026.
Use the filters below to find and compare flights from San Antonio to Charleston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioCharleston
SAT San Antonio - CHS Charleston
SATCHS
San Antonio
Sun 3/14
5:30 am-11:26 am
1 stop4h 56m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$229
San AntonioCharleston
SAT San Antonio - CHS Charleston
SATCHS
San Antonio
Fri 11/6
5:13 pm-8:38 am
1 stop14h 25m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$313
San AntonioCharleston
SAT San Antonio - CHS Charleston
SATCHS
San Antonio
Mon 12/7
10:54 am-4:27 pm
1 stop4h 33m
Charleston
Wed 12/9
2:04 pm-7:59 pm
1 stop6h 55m
$355
San AntonioCharleston
SAT San Antonio - CHS Charleston
SATCHS
San Antonio
Thu 11/19
4:32 pm-10:04 pm
1 stop4h 32m
Charleston
Sun 11/22
5:20 am-9:59 am
1 stop5h 39m
$394
San AntonioCharleston
SAT San Antonio - CHS Charleston
SATCHS
San Antonio
Sat 11/14
6:40 am-1:56 pm
1 stop6h 16m
Charleston
Tue 11/17
5:00 pm-10:51 pm
1 stop6h 51m
$426
San AntonioCharleston
SAT San Antonio - CHS Charleston
SATCHS
San Antonio
Fri 11/13
1:09 pm-9:53 pm
1 stop7h 44m
Charleston
Sat 11/21
5:26 pm-11:03 pm
1 stop6h 37m
$426
San AntonioCharleston
SAT San Antonio - CHS Charleston
SATCHS
San Antonio
Thu 11/12
4:32 pm-10:04 pm
1 stop4h 32m
Charleston
Mon 11/16
5:34 pm-12:33 am
1 stop7h 59m
$426
San AntonioCharleston
SAT San Antonio - CHS Charleston
SATCHS
San Antonio
Sun 11/15
5:15 am-1:20 pm
1 stop7h 05m
Charleston
Wed 11/18
11:00 am-7:10 pm
2 stops9h 10m
$431
San AntonioCharleston
SAT San Antonio - CHS Charleston
SATCHS
San Antonio
Wed 12/30
2:50 pm-12:15 am
2 stops8h 25m
Charleston
Tue 1/12
10:50 am-7:15 pm
2 stops9h 25m
$446
San AntonioCharleston
SAT San Antonio - CHS Charleston
SATCHS
San Antonio
Wed 11/25
5:40 pm-12:15 am
1 stop5h 35m
Charleston
Mon 11/30
8:00 pm-11:55 pm
1 stop4h 55m
$458
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from San Antonio to Charleston
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 San Antonio to Charleston in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Antonio-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Charleston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-Charleston 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 San Antonio-Charleston 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 San Antonio to Charleston
Have a flexible travel schedule? Discover the best time to fly to Charleston from San Antonio with our price prediction graph.
SAT-CHS
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 San Antonio to Charleston
What is the cheapest month to book a flight from San Antonio to Charleston?
Currently, January is the cheapest month in which you can book a flight from San Antonio to Charleston (average of $326). Flying from San Antonio to Charleston in June is currently the most expensive (average of $614). 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 San Antonio to Charleston?
Airfare is below average for this route at the moment.
San Antonio to Charleston flights typically cost between $447 and $632 in December.The cheapest round-trip price found within the last 5 days was $295 on Delta (Dec 3-Dec 7).
Reviews of airlines servicing Charleston
Get insights into the airlines that provide service to Charleston. 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 Charleston. Reviews last updated October 28, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from San Antonio to Charleston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Entertainment
7.4
Crew
8.6
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Entertainment
7.4
Crew
8.6
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Entertainment
7.4
Crew
8.6
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Entertainment
7.4
Crew
8.6
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Entertainment
7.4
Crew
8.6
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Charleston. 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 Charleston?
Book flights to Charleston if you plan to visit one of these locationsNorth Charleston
Santee
Summerville
Walterboro
Mount Pleasant
Goose Creek
Edisto Beach
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Charleston flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Antonio
Popular flights
Alternative routes for San Antonio to Charleston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Charleston
Explore flights to Charleston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 28, 2026.
Complete your trip
Complete your trip to Charleston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Antonio to Charleston by cabin class
Find flights from San Antonio to Charleston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Antonio and Charleston flights
Browse other San Antonio and Charleston flight options. Last updated on October 28, 2026.
Other flights from San Antonio
Browse through other flights departing from San Antonio. Flights are based on user searches made on Cheapflights and were last updated on October 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from San Antonio to Charleston
Discover the top 4 airlines that operate flights from San Antonio to Charleston. 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 7,457,451 searches. Data last updated October 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$229 | Average$445 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$277 | Average$426 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$303 | Average$423 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$348 | Average$467 | FlexibilityNo cancel fee | On-time63% |