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

CHS Airport Page →
1,112 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 92 1-stop flights Verified 1mo ago
Nonstop 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 nonstop flights on this route. connecting options below.

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 92 1-stop hubs

CHS–SAT is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 1,112 miles in approximately 4h 8m. Beyond nonstop, 92 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop CHS–SAT service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 0 72%
Alliance coverage
Unaffiliated: WN (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for CHS to SAT.
1-STOP
One-Stop Connections
92
Hubs
~4h
Fastest
~32h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,318
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.

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 1 4 1
Weekly flights 0 1
Flight time 4h 8m 2h 20m 3h 22m
Departure OTP 72%
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.

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 connections92 hubs
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 approximately 4h 8m. The route covers 1,112 miles.
1 airline operates nonstop service: Southwest Airlines.
Yes, 1-stop connections are available through NEW, AFW, RYY, SAV, TUL, FTY, ORL, CHA, AGS, GVL, BCT, SRQ, OMA, APF, SGR, OPF, IND, NAS, SOP, ADS, FTW, SDF, CRP, BHM, DAB, PWK, LFT, CKB, TYS, UOX, RDU, LBB, MEM, APA, SUA, CVG, TYR, TEB, CLE, TTN, MKC, MDW, PBI, QRO, SUS, SCF, PLS, CMI, BED, LUK, PHF, TUS, MKE, JAC, SAN, LAS, SNA, ELP, SJC, SFO, YYZ, SJO, SEA, ASG, MSP, IAH, DEN, ATL, MIA, ANC, DFW, BNA, DCA, MCO, IAD, CLT, ORD, LTN, MSY, PHL, JFK, STL, HOU, DAL, BWI, DTW, EWR, MCI, TPA, BOS, FLL and HCR. These options provide additional schedule flexibility.
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) are connected by nonstop service from Southwest Airlines.

CHS to SAT Flight Duration and Schedule

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

Connecting Options and Alternatives

92 one-stop connections are available, with the fastest taking approximately 4 hours via NEW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Savannah (SAV), Augusta (AGS) and Charlotte (CLT).