IAH → DEN United Airlines
United Airlines · Houston, TX to Denver, CO · 3,875 flights, 2025-07-01 to 2026-06-30 · aggregated across 70 flight numbers
On-time arrival
82%
Median delay
-9 min
90th percentile
+41 min
Cancellation rate
0%
How on-time is United Airlines from IAH to DEN?
Across every United Airlines flight number on IAH → DEN (3,875 flights, 2025-07-01 to 2026-06-30), 82% arrived within 15 minutes of schedule. Median arrival delay -9 min; the worst 10% ran +41 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 3,159 | 82% |
| 16-30 min | 213 | 6% |
| 31-60 min | 216 | 6% |
| 61-120 min | 164 | 4% |
| 2+ hrs | 104 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 334 | 72% | +14 min |
| 2025-08 | 339 | 73% | +11 min |
| 2025-09 | 330 | 83% | +1 min |
| 2025-10 | 334 | 83% | +2 min |
| 2025-11 | 297 | 87% | -1 min |
| 2025-12 | 324 | 87% | -1 min |
| 2026-01 | 316 | 87% | +0 min |
| 2026-02 | 279 | 87% | +0 min |
| 2026-03 | 322 | 81% | +10 min |
| 2026-04 | 301 | 88% | -6 min |
| 2026-05 | 332 | 84% | -4 min |
| 2026-06 | 348 | 74% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 552 | 82% |
| Tue | 552 | 86% |
| Wed | 547 | 82% |
| Thu | 549 | 82% |
| Fri | 550 | 80% |
| Sat | 551 | 80% |
| Sun | 555 | 82% |
UA flight numbers on IAH → DEN
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…