Orlando (MCO) to San Antonio (SAT): On-Time Performance
Data through July 2026
The calendar drives reliability on MCO–SAT. April 2025 flights landed on schedule 92% of the time, but June 2026 dropped to 63% — a gap of 29 points. Across the full period the route averages 77% on-time against a national 78%. Morning departures also hold up better than evening ones (91% vs 66%), which matters most in the rough months.
- On-time
- 77%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 1.3%
- Flights/day
- 3.0
- last 12 months
- Duration
- 2h 59m
- scheduled
- Distance
- 1,041 mi
Best airline from MCO to SAT
3 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Frontier Airlinesmost reliable | 81% | 15 min | 1.1% | 285 |
| Spirit Airlines | 78% | 17 min | 3.4% | 533 |
| Southwest Airlines | 76% | 16 min | 0.6% | 1,602 |
Monthly on-time trend
Best time to fly from MCO to SAT
Aim for departures around 6 a.m. (97% on-time); avoid 8 p.m. departures (51%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 74% | 19 min |
| Tuesdaybest | 82% | 12 min |
| Wednesday | 82% | 10 min |
| Thursday | 75% | 17 min |
| Friday | 79% | 17 min |
| Saturday | 75% | 15 min |
| Sunday | 75% | 19 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft44%
- Airline operations29%
- National airspace system20%
- Weather7%
Frequently asked questions
- How often are flights from MCO to SAT delayed?
- 23% of MCO–SAT 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 16 minutes.
- Which airline is most reliable from MCO to SAT?
- Frontier Airlines has the best on-time record on this route at 81%, based on 285 flights. 3 airlines flew MCO–SAT frequently enough to compare in this period.
- What is the best time of day to fly from MCO to SAT?
- Departures around 6 a.m. have the best record (97% on-time), while departures around 8 p.m. have the worst (51%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from MCO to SAT?
- The scheduled MCO–SAT flight time averages 2h 59m over 1,041 miles. Actual arrival times vary — flights on this route land 15+ minutes late 23% of the time.
- How often are MCO to SAT flights cancelled?
- 1.3% 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 MCO to SAT?
- June 2026 was the roughest month in this dataset, with only 63% of arrivals on time. The best was April 2025 at 92%. If your dates are flexible, that 29-point gap is worth planning around.
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Based on 2,420 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.