Flight OddsATL → IAH United Airlines
United Airlines · Atlanta, GA to Houston, TX · 1,664 flights, 2025-07-01 to 2026-06-30 · aggregated across 57 flight numbers
On-time arrival
84%
Median delay
-11 min
90th percentile
+32 min
Cancellation rate
1%
How on-time is United Airlines from ATL to IAH?
Across every United Airlines flight number on ATL → IAH (1,664 flights, 2025-07-01 to 2026-06-30), 84% arrived within 15 minutes of schedule. Median arrival delay -11 min; the worst 10% ran +32 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,390 | 84% |
| 16-30 min | 82 | 5% |
| 31-60 min | 68 | 4% |
| 61-120 min | 64 | 4% |
| 2+ hrs | 41 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 148 | 80% | +11 min |
| 2025-08 | 147 | 77% | +12 min |
| 2025-09 | 136 | 90% | -7 min |
| 2025-10 | 142 | 89% | -4 min |
| 2025-11 | 139 | 83% | -2 min |
| 2025-12 | 141 | 89% | -10 min |
| 2026-01 | 134 | 89% | -9 min |
| 2026-02 | 126 | 93% | -14 min |
| 2026-03 | 138 | 89% | -1 min |
| 2026-04 | 145 | 88% | -2 min |
| 2026-05 | 136 | 76% | +18 min |
| 2026-06 | 113 | 72% | +20 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 250 | 82% |
| Tue | 230 | 87% |
| Wed | 225 | 87% |
| Thu | 248 | 86% |
| Fri | 245 | 82% |
| Sat | 209 | 83% |
| Sun | 238 | 85% |
UA flight numbers on ATL → IAH
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…