Flight OddsUnited Airlines · Mission/McAllen/Edinburg, TX to Houston, TX · 363 flights observed, 2025-07-01 to 2026-06-30 · 316 mi
UA678 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 UA678 on time?
Across 363 flights on MFE → IAH from 2025-07-01 to 2026-06-30, UA678 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +24 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 | 310 | 86% |
| 16-30 min | 22 | 6% |
| 31-60 min | 11 | 3% |
| 61-120 min | 8 | 2% |
| 2+ hrs | 10 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 87% | +13 min |
| 2025-08 | 31 | 90% | -6 min |
| 2025-09 | 30 | 87% | +3 min |
| 2025-10 | 31 | 81% | +13 min |
| 2025-11 | 29 | 90% | -3 min |
| 2025-12 | 31 | 87% | +10 min |
| 2026-01 | 30 | 100% | -12 min |
| 2026-02 | 27 | 96% | -8 min |
| 2026-03 | 30 | 73% | +5 min |
| 2026-04 | 30 | 83% | -2 min |
| 2026-05 | 31 | 74% | +39 min |
| 2026-06 | 30 | 83% | +10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 84% |
| Tue | 53 | 89% |
| Wed | 51 | 78% |
| Thu | 52 | 85% |
| Fri | 51 | 94% |
| Sat | 52 | 83% |
| Sun | 51 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…