Flight OddsUA234 DEN → IAH
United Airlines · Denver, CO to Houston, TX · 49 flights observed, 2025-07-01 to 2025-08-18 · 861 mi
UA234 covers more than one route in the data window — the stats below are for DEN → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
37%
Median delay
+27 min
90th percentile
+142 min
Cancellation rate
0%
How often is UA234 on time?
Across 49 flights on DEN → IAH from 2025-07-01 to 2025-08-18, UA234 arrived within 15 minutes of schedule 37% of the time. The median arrival delay was +27 min, and the worst 10% of flights arrived +142 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 18 | 37% |
| 16-30 min | 7 | 14% |
| 31-60 min | 9 | 18% |
| 61-120 min | 7 | 14% |
| 2+ hrs | 8 | 16% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 39% | +49 min |
| 2025-08 | 18 | 33% | +61 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 29% |
| Tue | 7 | 29% |
| Wed | 7 | 29% |
| Thu | 7 | 29% |
| Fri | 7 | 14% |
| Sat | 7 | 57% |
| Sun | 7 | 71% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…