Best Time to Fly MCO to SJU: On-Time Stats by Hour & Airline
Orlando International → Luis Munoz Marin International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 73.1% of Orlando (MCO) to San Juan (SJU) flights arrived on time (6,076 scheduled flights). That is 4.6 points below the national average of 77.6%.
JetBlue was the most punctual of the 4 airlines on the route at 75.6%, while Southwest Airlines trailed at 69.0%.
September has been the best month (84% on time) and Sunday the weakest day of the week (72%).
1.1% of flights were cancelled, versus 1.8% nationally.
MCO to SJU on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| JetBlue | 75.6% | 70 min | 1.4% | 2,176 |
| Frontier Airlines | 75.3% | 80 min | 1.3% | 1,291 |
| Spirit Airlines | 73.0% | 64 min | 1.1% | 547 |
| Southwest Airlines | 69.0% | 50 min | 0.6% | 2,062 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MCO to SJU
On-time arrival % by scheduled departure hour (local time), 12,368 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 12am–1am | Limited data | 1 | |
| 5am–6am | 92.8% | 1.4% | 700 |
| 6am–7am | 93.3% | 1.0% | 1,243 |
| 7am–8am | 92.6% | 1.2% | 817 |
| 8am–9am | 91.8% | 0.2% | 428 |
| 9am–10am | 78.9% | 0.6% | 473 |
| 10am–11am | 84.0% | 1.1% | 898 |
| 11am–12pm | 76.0% | 1.2% | 600 |
| 12pm–1pm | 72.9% | 1.1% | 476 |
| 1pm–2pm | 76.7% | 0.6% | 727 |
| 2pm–3pm | 77.3% | 1.0% | 607 |
| 3pm–4pm | 70.2% | 1.0% | 417 |
| 4pm–5pm | 68.0% | 0.5% | 380 |
| 5pm–6pm | 69.8% | 0.9% | 888 |
| 6pm–7pm | 64.0% | 0.2% | 583 |
| 7pm–8pm | 61.7% | 2.2% | 497 |
| 8pm–9pm | 58.0% | 0.8% | 796 |
| 9pm–10pm | 60.7% | 1.0% | 605 |
| 10pm–11pm | 59.1% | 2.3% | 471 |
| 11pm–12am | 76.9% | 2.1% | 761 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MCO to SJU
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 82.7% | +3.8 pts | 1.1% | 274 |
| Christmas & New Year (Dec 20 - Jan 3) | 67.1% | -11.7 pts | 3.3% | 608 |
| Summer peak (Jun 15 - Aug 15) | 69.4% | -9.4 pts | 1.1% | 2,455 |
| All other days | 78.8% | — | 0.9% | 9,031 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).