Flight OddsUA4315 IAH → HSV
United Airlines · Houston, TX to Huntsville, AL · 354 flights observed, 2025-07-01 to 2026-06-30 · 595 mi
On-time arrival
88%
Median delay
-12 min
90th percentile
+18 min
Cancellation rate
1%
How often is UA4315 on time?
Across 354 flights on IAH → HSV from 2025-07-01 to 2026-06-30, UA4315 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +18 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 311 | 88% |
| 16-30 min | 13 | 4% |
| 31-60 min | 8 | 2% |
| 61-120 min | 13 | 4% |
| 2+ hrs | 7 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 87% | +1 min |
| 2025-08 | 31 | 81% | +5 min |
| 2025-09 | 30 | 97% | -12 min |
| 2025-10 | 30 | 97% | -12 min |
| 2025-11 | 27 | 93% | +6 min |
| 2025-12 | 31 | 84% | -1 min |
| 2026-01 | 30 | 87% | -6 min |
| 2026-02 | 22 | 91% | -8 min |
| 2026-03 | 29 | 86% | -1 min |
| 2026-04 | 30 | 90% | -6 min |
| 2026-05 | 31 | 87% | -5 min |
| 2026-06 | 30 | 83% | +22 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 88% |
| Tue | 49 | 92% |
| Wed | 48 | 90% |
| Thu | 52 | 94% |
| Fri | 52 | 83% |
| Sat | 49 | 86% |
| Sun | 51 | 86% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…