Charleston to San Antonio (CHS–SAT) — Airlines, Schedules & Connections

CHS Airport Page →
1,112 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 36 1-stop flights Verified 2mos ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

Last scheduled nonstop: Mar 2026.

✦ 1-Stop connections via 10 hubs
ATL Atlanta 4h 33m AFAMDL AAAFAM Atlanta (ATL) to San Antonio flights
BNA Nashville 4h 40m WN WN Nashville (BNA) to San Antonio flights
DAL Dallas 4h 40m WN EJALXJWN Dallas (DAL) to San Antonio flights
IAH Houston 4h 44m NZUA ACCMEK Houston (IAH) to San Antonio flights
HOU Houston 4h 45m WN EJAVJAWN Houston (HOU) to San Antonio flights
DFW Dallas-Fort Worth 4h 57m AAASAY AAASAY Dallas-Fort Worth (DFW) to San Antonio flights
CLT Charlotte 5h 8m AABAXSR AA Charlotte (CLT) to San Antonio flights
MDW Chicago 5h 50m EJAWN EJAKOWWN Chicago (MDW) to San Antonio flights
CVG Cincinnati / Covington 6h 2m G4MX WN Cincinnati / Covington (CVG) to San Antonio flights
ORD Chicago 6h 28m AAACAS AAACAS Chicago (ORD) to San Antonio flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Charleston to San Antonio
Connecting service available through multiple hubs.
1 Airlines 1,112 mi 4h 8m nonstop -1h behind

CHS–SAT had nonstop service from Southwest Airlines, last on the schedule in March 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 1,112 miles in 4h 8m.

Airline Landscape

Carriers that operated nonstop CHS–SAT service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 0 100%
Alliance coverage
Unaffiliated: WN (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Connection Landscape

1-stop and 2-stop options for CHS to SAT.
1-STOP
One-Stop Connections
36
Hubs
~4h
Fastest
~23h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,500
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
CHS → SAT
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
44%
Return
SAT → CHS
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. CHS delays → SAT delays →

Other ways to reach San Antonio from Charleston

Nearby airports with service to San Antonio International Airport.
Metric CHS→SAT SAV→SAT AGS→SAT
Distance from CHS 86 mi 116 mi
Nonstop airlines 4 2
Weekly flights 1
Flight time 4h 8m 2h 20m 2h 22m
Departure OTP 100%
Airports within 200 miles of CHS with service to San Antonio International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
-1h
San Antonio is 1 hour behind Charleston.
CHS: EDT · SAT: CDT

When it's 6:00 PM in Charleston, it's 5:00 PM in San Antonio.
Distance & Flight Time
1,112 mi / 1,790 km
Nonstop flight time is approximately 4h 8m gate to gate.

CHS–SAT Quick Facts

Key statistics for the Charleston to San Antonio route.
Route details
Distance1,112 mi / 1,790 km
Flight time4h 8m
Time difference-1 hour
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: CHS
IATA / ICAOCHS / KCHS
TimezoneAmerica/New_York
Passengers/yr6.2M
Elevation46 ft / 14 m
Destination: SAT
IATA / ICAOSAT / KSAT
TimezoneAmerica/Chicago
Passengers/yr10.9M
Elevation809 ft / 247 m

Frequently Asked Questions

Common questions about CHS to SAT flights.
Nonstop flights from Charleston International Airport to San Antonio International Airport take about 4h 8m gate to gate. The route covers 1,112 miles.
1 airline operated the nonstop from CHS to SAT: Southwest Airlines. The last scheduled nonstop was in March 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in March 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 4h 8m.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Hartsfield Jackson Atlanta, Nashville and Dallas Love Field.
San Antonio is 1 hour behind Charleston.
Nearby alternatives include SAV, AGS and CLT. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from CHS to SAT

Charleston International Airport (CHS) and San Antonio International Airport (SAT) had nonstop service from Southwest Airlines, last on the schedule in March 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

CHS to SAT Flight Duration and Schedule

Nonstop flight time from CHS to SAT is about 4 hours 8 minutes gate to gate. The route covers a distance of 1,112 miles (1,790 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Hartsfield Jackson Atlanta, Nashville and Dallas Love Field. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Savannah (SAV), Augusta (AGS) and Charlotte (CLT).