Flight OddsUA677 SLC → IAH
United Airlines · Salt Lake City, UT to Houston, TX · 31 flights observed, 2025-10-26 to 2025-12-01 · 1,195 mi
UA677 covers more than one route in the data window — the stats below are for SLC → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
84%
Median delay
-8 min
90th percentile
+33 min
Cancellation rate
0%
How often is UA677 on time?
Across 31 flights on SLC → IAH from 2025-10-26 to 2025-12-01, UA677 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +33 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 | 26 | 84% |
| 16-30 min | 0 | 0% |
| 31-60 min | 4 | 13% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 4 | 75% | +1 min |
| 2025-11 | 26 | 85% | -2 min |
| 2025-12 | 1 | 100% | -2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 67% |
| Tue | 5 | 100% |
| Wed | 4 | 100% |
| Thu | 5 | 80% |
| Fri | No data | — |
| Sat | 5 | 80% |
| Sun | 6 | 83% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…