Flight OddsUA4233 HSV → IAH
United Airlines · Huntsville, AL to Houston, TX · 124 flights observed, 2025-07-03 to 2025-12-15 · 595 mi
UA4233 covers more than one route in the data window — the stats below are for HSV → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
89%
Median delay
-14 min
90th percentile
+16 min
Cancellation rate
1%
How often is UA4233 on time?
Across 124 flights on HSV → IAH from 2025-07-03 to 2025-12-15, UA4233 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -14 min, and the worst 10% of flights arrived +16 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 | 110 | 89% |
| 16-30 min | 4 | 3% |
| 31-60 min | 0 | 0% |
| 61-120 min | 6 | 5% |
| 2+ hrs | 3 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 20 | 85% | -4 min |
| 2025-08 | 23 | 83% | +30 min |
| 2025-09 | 21 | 100% | -19 min |
| 2025-10 | 23 | 100% | -14 min |
| 2025-11 | 27 | 85% | +2 min |
| 2025-12 | 9 | 78% | +34 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 24 | 79% |
| Tue | 7 | 100% |
| Wed | 5 | 80% |
| Thu | 18 | 89% |
| Fri | 24 | 96% |
| Sat | 23 | 91% |
| Sun | 22 | 91% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…