Flight OddsUA4027 MTJ → IAH
United Airlines · Montrose/Delta, CO to Houston, TX · 87 flights observed, 2025-12-18 to 2026-06-30 · 927 mi
UA4027 covers more than one route in the data window — the stats below are for MTJ → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
81%
Median delay
-5 min
90th percentile
+37 min
Cancellation rate
0%
How often is UA4027 on time?
Across 87 flights on MTJ → IAH from 2025-12-18 to 2026-06-30, UA4027 arrived within 15 minutes of schedule 81% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +37 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 | 70 | 81% |
| 16-30 min | 4 | 5% |
| 31-60 min | 6 | 7% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 6 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 14 | 93% | -9 min |
| 2026-01 | 5 | 60% | +7 min |
| 2026-03 | 23 | 78% | +16 min |
| 2026-04 | 4 | 100% | -13 min |
| 2026-05 | 11 | 91% | +103 min |
| 2026-06 | 29 | 76% | +9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 13 | 69% |
| Tue | 12 | 83% |
| Wed | 10 | 90% |
| Thu | 14 | 86% |
| Fri | 14 | 71% |
| Sat | 9 | 78% |
| Sun | 14 | 93% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…