American Airlines is the most reliable airline on the CLT to SAT route with a 74% on-time rate. Based on 5,008 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: CLT to SAT
Charlotte to San Antonio — airline reliability comparison
On-Time Rate by Airline
American Airlines74%
CLT to SAT Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| American AirlinesAABest | 74% | 1.0% | 67m | 5,008 |
Route Overview
74%
Overall On-Time
68m
Avg Delay
1%
Cancel Rate
5,008
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.