San Antonio (SAT) to Charlotte (CLT): On-Time Performance
Data through July 2026
San Antonio (SAT) to Charlotte (CLT) effectively runs on two schedules. In December 2025, 93% of arrivals were on time; in July 2024 that fell to 70% — a 22-point seasonal swing. Across the full period the route averages 85% on-time against a national 78%. Morning departures also hold up better than evening ones (88% vs 72%), which matters most in the rough months.
- On-time
- 85%
- arrived <15 min late
- Avg delay
- 22 min
- completed flights
- Cancelled
- 1.5%
- Flights/day
- 3.8
- last 12 months
- Duration
- 2h 51m
- scheduled
- Distance
- 1,095 mi
Monthly on-time trend
Best time to fly from SAT to CLT
Aim for departures around 1 p.m. (91% on-time); avoid 5 p.m. departures (70%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 82% | 25 min |
| Tuesday | 86% | 13 min |
| Wednesdaybest | 88% | 16 min |
| Thursday | 84% | 22 min |
| Friday | 84% | 28 min |
| Saturday | 86% | 16 min |
| Sunday | 84% | 33 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft40%
- Airline operations50%
- National airspace system5%
- Weather5%
Frequently asked questions
- How often are flights from SAT to CLT delayed?
- 15% of SAT–CLT flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 22 minutes.
- What is the best time of day to fly from SAT to CLT?
- Departures around 1 p.m. have the best record (91% on-time), while departures around 5 p.m. have the worst (70%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SAT to CLT?
- The scheduled SAT–CLT flight time averages 2h 51m over 1,095 miles. Actual arrival times vary — flights on this route land 15+ minutes late 15% of the time.
- How often are SAT to CLT flights cancelled?
- 1.5% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from SAT to CLT?
- July 2024 was the roughest month in this dataset, with only 70% of arrivals on time. The best was December 2025 at 93%. If your dates are flexible, that 22-point gap is worth planning around.
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Based on 2,894 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.