United Airlines · Mission/McAllen/Edinburg, TX to Houston, TX · 154 flights observed, 2025-07-01 to 2026-05-20 · 316 mi
UA4266 covers more than one route in the data window — the stats below are for MFE → IAH, the one it has flown most recently. The others are linked under “Other routes”.
How often is UA4266 on time?
Across 154 flights on MFE → IAH from 2025-07-01 to 2026-05-20, UA4266 arrived within 15 minutes of schedule 77% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +80 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 | 115 | 77% |
| 16-30 min | 13 | 9% |
| 31-60 min | 2 | 1% |
| 61-120 min | 6 | 4% |
| 2+ hrs | 14 | 9% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 69% | +20 min |
| 2025-08 | 29 | 69% | +9 min |
| 2025-09 | 17 | 94% | -10 min |
| 2026-03 | 27 | 78% | +30 min |
| 2026-04 | 30 | 77% | +47 min |
| 2026-05 | 18 | 83% | 0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 18 | 72% |
| Tue | 21 | 81% |
| Wed | 24 | 79% |
| Thu | 23 | 91% |
| Fri | 22 | 68% |
| Sat | 20 | 80% |
| Sun | 22 | 64% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…