Flight OddsIAH → MIA Spirit Airlines
Spirit Airlines · Houston, TX to Miami, FL · 441 flights, 2025-07-01 to 2026-05-01 · aggregated across 17 flight numbers
On-time arrival
71%
Median delay
-2 min
90th percentile
+86 min
Cancellation rate
3%
How on-time is Spirit Airlines from IAH to MIA?
Across every Spirit Airlines flight number on IAH → MIA (441 flights, 2025-07-01 to 2026-05-01), 71% arrived within 15 minutes of schedule. Median arrival delay -2 min; the worst 10% ran +86 min or later. 3% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 303 | 71% |
| 16-30 min | 37 | 9% |
| 31-60 min | 29 | 7% |
| 61-120 min | 30 | 7% |
| 2+ hrs | 28 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 59 | 75% | +13 min |
| 2025-08 | 57 | 77% | +13 min |
| 2025-09 | 46 | 76% | +18 min |
| 2025-10 | 44 | 77% | +11 min |
| 2025-11 | 56 | 75% | -3 min |
| 2025-12 | 46 | 78% | +12 min |
| 2026-01 | 31 | 58% | +18 min |
| 2026-02 | 25 | 60% | +20 min |
| 2026-03 | 29 | 38% | +69 min |
| 2026-04 | 32 | 75% | +9 min |
| 2026-05 | 2 | 0% | +116 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 67 | 66% |
| Tue | 57 | 81% |
| Wed | 52 | 81% |
| Thu | 63 | 79% |
| Fri | 68 | 60% |
| Sat | 56 | 64% |
| Sun | 64 | 69% |
NK flight numbers on IAH → MIA
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…