UA4923 MOB → IAH

United Airlines · Mobile, AL to Houston, TX · 341 flights observed, 2025-07-01 to 2026-06-30 · 427 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 +65 min or later.
On-time arrival
80%
Median delay
-8 min
90th percentile
+65 min
Cancellation rate
3%

How often is UA4923 on time?

Across 341 flights on MOB → IAH from 2025-07-01 to 2026-06-30, UA4923 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +65 min or later. 3% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time26680%
16-30 min124%
31-60 min185%
61-120 min268%
2+ hrs93%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072475%+12 min
2025-082580%+6 min
2025-092793%-9 min
2025-103181%+3 min
2025-112681%+2 min
2025-122886%+2 min
2026-012685%+5 min
2026-022793%-1 min
2026-032983%+5 min
2026-042979%+10 min
2026-053168%+15 min
2026-062864%+61 min

Performance by day of week

DayFlightsOn-time
Mon5178%
Tue5188%
Wed4883%
Thu5072%
Fri4982%
Sat3974%
Sun4384%

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