Flight OddsBOS → MIA Spirit Airlines
Spirit Airlines · Boston, MA to Miami, FL · 187 flights, 2025-07-03 to 2026-04-28 · aggregated across 10 flight numbers
On-time arrival
56%
Median delay
+7 min
90th percentile
+115 min
Cancellation rate
6%
How on-time is Spirit Airlines from BOS to MIA?
Across every Spirit Airlines flight number on BOS → MIA (187 flights, 2025-07-03 to 2026-04-28), 56% arrived within 15 minutes of schedule. Median arrival delay +7 min; the worst 10% ran +115 min or later. 6% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 98 | 56% |
| 16-30 min | 15 | 9% |
| 31-60 min | 14 | 8% |
| 61-120 min | 32 | 18% |
| 2+ hrs | 17 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 2 | 0% | +84 min |
| 2025-08 | 9 | 44% | +42 min |
| 2025-09 | 12 | 75% | +24 min |
| 2025-10 | 9 | 33% | +49 min |
| 2025-11 | 1 | 100% | +5 min |
| 2026-01 | 22 | 59% | +18 min |
| 2026-02 | 41 | 49% | +43 min |
| 2026-03 | 38 | 71% | +19 min |
| 2026-04 | 42 | 50% | +37 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 23 | 43% |
| Tue | 21 | 62% |
| Wed | 21 | 86% |
| Thu | 31 | 61% |
| Fri | 23 | 57% |
| Sat | 28 | 43% |
| Sun | 29 | 45% |
NK flight numbers on BOS → MIA
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…