$186+ Cheap flights from San Antonio to Charleston (SAT - CHS)
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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — CHS
Jun 9 — Jun 161
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 May 10, 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 May 10, 2026.
This Southwest deal was found by Cheapflights users on 5/7. 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.
Tue 6/3012:20 pm
SAT
- CHS
1 stop7h 05m
Southwest
Wed 7/16:35 am
CHS
- SAT
1 stop4h 45m
Southwest
Deal found 5/7![Southwest logo]()
$371
This American Airlines deal was found by Cheapflights users on 5/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:56 pm
SAT
- CHS
1 stop7h 09m
American Airlines
Wed 10/216:36 pm
CHS
- SAT
1 stop4h 43m
American Airlines
Deal found 5/6![American Airlines logo]()
$388
This Southwest deal was found by Cheapflights users on 5/5. 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.
Mon 6/86:45 am
SAT
- CHS
2 stops8h 20m
Southwest
Tue 6/168:15 pm
CHS
- SAT
1 stop4h 40m
Southwest
Deal found 5/5![Southwest logo]()
$393
This American Airlines deal was found by Cheapflights users on 5/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/242:51 pm
SAT
- CHS
1 stop7h 06m
American Airlines
Mon 6/292:02 pm
CHS
- SAT
1 stop8h 13m
American Airlines
Deal found 5/6![American Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 5/5. 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.
Mon 6/1511:45 am
SAT
- CHS
2 stops8h 50m
Southwest
Tue 6/166:35 am
CHS
- SAT
1 stop4h 45m
Southwest
Deal found 5/5![Southwest logo]()
$404
This American Airlines deal was found by Cheapflights users on 5/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/87:02 am
SAT
- CHS
1 stop6h 50m
American Airlines
Sat 6/137:10 pm
CHS
- SAT
1 stop5h 49m
American Airlines
Deal found 5/6![American Airlines logo]()
$416
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 May 10, 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 May 10, 2026.
This Southwest deal was found by Cheapflights users on 5/8. 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.
Mon 6/155:10 am
SAT
- CHS
1 stop7h 05m
Southwest
Tue 6/163:00 pm
CHS
- SAT
2 stops9h 40m
Southwest
Deal found 5/8![Southwest logo]()
$413
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Tue 6/91:20 pm
SAT
- CHS
1 stop7h 31m
United Airlines
Wed 6/106:00 am
CHS
- SAT
2 stops11h 30m
United Airlines
Deal found 5/8![United Airlines logo]()
$466
This Southwest deal was found by Cheapflights users on 5/5. 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 6/113:20 pm
SAT
- CHS
1 stop6h 30m
Southwest
Sun 6/149:20 pm
CHS
- SAT
1 stop4h 45m
Southwest
Deal found 5/5![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 5/7. 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.
Wed 5/272:35 pm
SAT
- CHS
1 stop5h 30m
Southwest
Fri 5/292:15 pm
CHS
- SAT
2 stops9h 45m
Southwest
Deal found 5/7![Southwest logo]()
$432
This United Airlines deal was found by Cheapflights users on 5/10. 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 10/194:13 pm
SAT
- CHS
1 stop4h 59m
United Airlines
Wed 10/2111:09 am
CHS
- SAT
2 stops12h 29m
United Airlines
Deal found 5/10![United Airlines logo]()
$483
This Southwest deal was found by Cheapflights users on 5/5. 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.
Sat 5/235:55 am
SAT
- CHS
1 stop7h 10m
Southwest
Thu 5/285:45 pm
CHS
- SAT
1 stop6h 45m
Southwest
Deal found 5/5![Southwest logo]()
$456
This Southwest deal was found by Cheapflights users on 5/7. 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.
Fri 6/511:45 am
SAT
- CHS
2 stops8h 50m
Southwest
Thu 6/113:15 pm
CHS
- SAT
2 stops9h 15m
Southwest
Deal found 5/7![Southwest logo]()
$457
This Southwest deal was found by Cheapflights users on 5/9. 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 8/208:55 am
SAT
- CHS
2 stops6h 45m
Southwest
Sun 8/233:05 pm
CHS
- SAT
2 stops8h 20m
Southwest
Deal found 5/9![Southwest logo]()
$477
This Southwest deal was found by Cheapflights users on 5/8. 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 6/265:30 am
SAT
- CHS
1 stop9h 35m
Southwest
Sun 6/289:20 pm
CHS
- SAT
1 stop4h 45m
Southwest
Deal found 5/8![Southwest logo]()
$498
Last-minute flights from San Antonio to CharlestonDiscover last-minute flight deals from San Antonio to Charleston. Data last updated May 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Charleston. Data last updated May 10, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/5. 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.
Mon 6/85:10 am
SAT
- CHS
1 stop7h 05m
Southwest
Tue 6/163:00 pm
CHS
- SAT
1 stop7h 35m
Southwest
Deal found 5/5![Southwest logo]()
$388
This American Airlines deal was found by Cheapflights users on 5/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/87:02 am
SAT
- CHS
1 stop6h 50m
American Airlines
Sat 6/137:10 pm
CHS
- SAT
1 stop5h 49m
American Airlines
Deal found 5/6![American Airlines logo]()
$416
This Southwest deal was found by Cheapflights users on 5/5. 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.
Mon 6/1511:45 am
SAT
- CHS
2 stops8h 50m
Southwest
Tue 6/166:35 am
CHS
- SAT
1 stop4h 45m
Southwest
Deal found 5/5![Southwest logo]()
$404
This American Airlines deal was found by Cheapflights users on 5/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/242:51 pm
SAT
- CHS
1 stop7h 06m
American Airlines
Mon 6/292:02 pm
CHS
- SAT
1 stop8h 13m
American Airlines
Deal found 5/6![American Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 5/7. 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.
Tue 6/3012:20 pm
SAT
- CHS
1 stop7h 05m
Southwest
Wed 7/16:35 am
CHS
- SAT
1 stop4h 45m
Southwest
Deal found 5/7![Southwest logo]()
$371
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 May 10, 2026.
Search for one-way flight options from San Antonio to Charleston. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
This American Airlines deal was found by Cheapflights users on 5/9. 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 6/96:01 am
SAT
- CHS
1 stop5h 27m
American Airlines
Deal found 5/9![American Airlines logo]()
$186
This Southwest deal was found by Cheapflights users on 5/8. 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 7/146:10 am
SAT
- CHS
2 stops8h 25m
Southwest
Deal found 5/8![Southwest logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/174:53 pm
SAT
- CHS
2 stops20h 05m
Breeze Airways
Deal found 5/5![Breeze Airways logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 6/98:56 pm
SAT
- CHS
2 stops34h 42m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$197
This Mytrip deal was found by Cheapflights users on 5/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:40 pm
SAT
- CHS
1 stop16h 26m
Sun Country Air
Deal found 5/5![Sun Country Air logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/79:55 am
SAT
- CHS
3 stops33h 40m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:54 pm
SAT
- CHS
2 stops11h 44m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:59 pm
SAT
- CHS
3 stops41h 13m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$243
This American Airlines deal was found by Cheapflights users on 5/8. 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.
Sat 5/235:52 pm
SAT
- CHS
1 stop5h 07m
American Airlines
Deal found 5/8![American Airlines logo]()
$254
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/74:18 pm
SAT
- CHS
1 stop4h 57m
United Airlines
Deal found 5/6![United Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/177:51 pm
SAT
- CHS
3 stops17h 56m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$266
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 May 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $371 (Southwest) |
One-way from | $186 (American Airlines) |
Popular in | March |
Cheapest in | January |
Average price | $425 |
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 2,558,603 searches. Data last updated May 10, 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 - CHS
SATCHS
San Antonio
Mon 6/15
5:10 am-1:15 pm
1 stop7h 05m
Charleston
Tue 6/16
3:00 pm-11:40 pm
2 stops9h 40m
$413
Quickest round-trip
San AntonioCharleston
SAT - CHS
SATCHS
San Antonio
Thu 6/11
3:20 pm-10:50 pm
1 stop6h 30m
Charleston
Sun 6/14
9:20 pm-1:05 am
1 stop4h 45m
$427
San AntonioCharleston
SAT - CHS
SATCHS
San Antonio
Wed 5/27
2:35 pm-9:05 pm
1 stop5h 30m
Charleston
Fri 5/29
2:15 pm-11:00 pm
2 stops9h 45m
$432
San AntonioCharleston
SAT - CHS
SATCHS
San Antonio
Sat 5/23
5:55 am-2:05 pm
1 stop7h 10m
Charleston
Thu 5/28
5:45 pm-11:30 pm
1 stop6h 45m
$456
San AntonioCharleston
SAT - CHS
SATCHS
San Antonio
Fri 6/5
11:45 am-9:35 pm
2 stops8h 50m
Charleston
Thu 6/11
3:15 pm-11:30 pm
2 stops9h 15m
$457
San AntonioCharleston
SAT - CHS
SATCHS
San Antonio
Tue 6/9
1:20 pm-9:51 pm
1 stop7h 31m
Charleston
Wed 6/10
6:00 am-4:30 pm
2 stops11h 30m
$466
San AntonioCharleston
SAT - CHS
SATCHS
San Antonio
Thu 8/20
8:55 am-4:40 pm
2 stops6h 45m
Charleston
Sun 8/23
3:05 pm-10:25 pm
2 stops8h 20m
$477
San AntonioCharleston
SAT - CHS
SATCHS
San Antonio
Mon 10/19
4:13 pm-10:12 pm
1 stop4h 59m
Charleston
Wed 10/21
11:09 am-10:38 pm
2 stops12h 29m
$483
San AntonioCharleston
SAT - CHS
SATCHS
San Antonio
Fri 6/26
5:30 am-4:05 pm
1 stop9h 35m
Charleston
Sun 6/28
9:20 pm-1:05 am
1 stop4h 45m
$498
Cheapest one-way
San AntonioCharleston
SAT - CHS
SATCHS
San Antonio
Tue 6/9
6:01 am-12:28 pm
1 stop5h 27m
$186
Showing 1-10 of 20 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 May.
| 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 |
- 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
How far ahead should I book a flight from San Antonio to Charleston?
The price you pay for your flight from San Antonio to Charleston may vary depending on when you book. For the best chance of a lower fare, look to book 6 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 $319). Flying from San Antonio to Charleston in March is currently the most expensive (average of $477). 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?
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 May 10, 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.
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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
Isle of Palms
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 May 10, 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 May 10, 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 May 10, 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 2,558,603 searches. Data last updated May 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$277 | Average$377 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$284 | Average$407 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$286 | Average$383 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$310 | Average$452 | FlexibilityNo cancel fee | On-time63% |