Flight OddsMIA → SJU Frontier Airlines
Frontier Airlines · Miami, FL to San Juan, PR · 379 flights, 2025-07-01 to 2026-06-30 · aggregated across 4 flight numbers
On-time arrival
72%
Median delay
-4 min
90th percentile
+83 min
Cancellation rate
2%
How on-time is Frontier Airlines from MIA to SJU?
Across every Frontier Airlines flight number on MIA → SJU (379 flights, 2025-07-01 to 2026-06-30), 72% arrived within 15 minutes of schedule. Median arrival delay -4 min; the worst 10% ran +83 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 268 | 72% |
| 16-30 min | 28 | 8% |
| 31-60 min | 28 | 8% |
| 61-120 min | 28 | 8% |
| 2+ hrs | 20 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 60% | +19 min |
| 2025-08 | 28 | 68% | +32 min |
| 2025-09 | 25 | 96% | -5 min |
| 2025-10 | 24 | 75% | +18 min |
| 2025-11 | 31 | 71% | +12 min |
| 2025-12 | 43 | 74% | +7 min |
| 2026-01 | 36 | 75% | +11 min |
| 2026-02 | 17 | 76% | +10 min |
| 2026-03 | 35 | 69% | +55 min |
| 2026-04 | 35 | 69% | +17 min |
| 2026-05 | 34 | 71% | +11 min |
| 2026-06 | 34 | 68% | +16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 65 | 71% |
| Tue | 31 | 81% |
| Wed | 32 | 84% |
| Thu | 57 | 70% |
| Fri | 77 | 77% |
| Sat | 39 | 56% |
| Sun | 71 | 69% |
F9 flight numbers on MIA → SJU
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…