Flight OddsUA623 SLC → IAH
United Airlines · Salt Lake City, UT to Houston, TX · 10 flights observed, 2025-12-25 to 2026-01-03 · 1,195 mi
UA623 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
80%
Median delay
-7 min
90th percentile
+48 min
Cancellation rate
0%
How often is UA623 on time?
Across 10 flights on SLC → IAH from 2025-12-25 to 2026-01-03, UA623 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +48 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 | 8 | 80% |
| 16-30 min | 1 | 10% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 7 | 86% | -6 min |
| 2026-01 | 3 | 67% | +95 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 1 | 100% |
| Tue | 1 | 100% |
| Wed | 1 | 0% |
| Thu | 2 | 50% |
| Fri | 2 | 100% |
| Sat | 2 | 100% |
| Sun | 1 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…