San Juan (SJU) to Orlando (MCO): On-Time Performance
Data through July 2026
The calendar drives reliability on SJU–MCO. September 2024 flights landed on schedule 91% of the time, but July 2026 dropped to 68% — a gap of 22 points. Across the full period the route averages 80% on-time against a national 78%. Morning departures also hold up better than evening ones (91% vs 71%), which matters most in the rough months.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 17 min
- completed flights
- Cancelled
- 1.2%
- Flights/day
- 17
- last 12 months
- Duration
- 3h 12m
- scheduled
- Distance
- 1,188 mi
Best airline from SJU to MCO
4 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlinesmost reliable | 83% | 10 min | 0.6% | 4,339 |
| Spirit Airlines | 82% | 15 min | 2.1% | 1,500 |
| JetBlue Airways | 77% | 18 min | 1.1% | 4,488 |
| Frontier Airlines | 77% | 26 min | 1.7% | 2,654 |
Monthly on-time trend
Best time to fly from SJU to MCO
Aim for departures around 5 a.m. (93% on-time); avoid 1 a.m. departures (64%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 19 min |
| Tuesday | 82% | 15 min |
| Wednesdaybest | 82% | 13 min |
| Thursday | 81% | 16 min |
| Friday | 82% | 13 min |
| Saturday | 78% | 16 min |
| Sunday | 75% | 22 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft60%
- Airline operations31%
- National airspace system8%
- Weather1%
Frequently asked questions
- How often are flights from SJU to MCO delayed?
- 20% of SJU–MCO 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 17 minutes.
- Which airline is most reliable from SJU to MCO?
- Southwest Airlines has the best on-time record on this route at 83%, based on 4,339 flights. 4 airlines flew SJU–MCO frequently enough to compare in this period.
- What is the best time of day to fly from SJU to MCO?
- Departures around 5 a.m. have the best record (93% on-time), while departures around 1 a.m. have the worst (64%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SJU to MCO?
- The scheduled SJU–MCO flight time averages 3h 12m over 1,188 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are SJU to MCO flights cancelled?
- 1.2% 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 SJU to MCO?
- July 2026 was the roughest month in this dataset, with only 68% of arrivals on time. The best was September 2024 at 91%. If your dates are flexible, that 22-point gap is worth planning around.
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Based on 12,981 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.