UA5123 SGU → DEN

United Airlines · St. George, UT to Denver, CO · 52 flights observed, 2025-12-02 to 2026-02-11 · 517 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -8 min, while the worst 10% run +125 min or later.

UA5123 covers more than one route in the data window — the stats below are for SGU → DEN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
85%
Median delay
-8 min
90th percentile
+125 min
Cancellation rate
0%

How often is UA5123 on time?

Across 52 flights on SGU → DEN from 2025-12-02 to 2026-02-11, UA5123 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +125 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time4485%
16-30 min24%
31-60 min00%
61-120 min00%
2+ hrs612%

Performance by month

MonthFlightsOn-timeAvg delay
2025-1216100%-9 min
2026-012677%+39 min
2026-021080%+50 min

Performance by day of week

DayFlightsOn-time
Mon786%
Tue967%
Wed8100%
Thu7100%
Fri771%
Sat786%
Sun786%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…