Flight OddsNK436 IAH → MIA
Spirit Airlines · Houston, TX to Miami, FL · 35 flights observed, 2025-12-04 to 2026-01-07 · 964 mi
On-time arrival
76%
Median delay
-8 min
90th percentile
+103 min
Cancellation rate
3%
How often is NK436 on time?
Across 35 flights on IAH → MIA from 2025-12-04 to 2026-01-07, NK436 arrived within 15 minutes of schedule 76% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +103 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 26 | 76% |
| 16-30 min | 0 | 0% |
| 31-60 min | 3 | 9% |
| 61-120 min | 2 | 6% |
| 2+ hrs | 3 | 9% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 27 | 81% | +12 min |
| 2026-01 | 7 | 57% | +34 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 100% |
| Tue | 5 | 100% |
| Wed | 5 | 80% |
| Thu | 5 | 80% |
| Fri | 5 | 60% |
| Sat | 5 | 40% |
| Sun | 4 | 75% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…