UA6155 IAH → STL

United Airlines · Houston, TX to St. Louis, MO · 8 flights observed, 2025-07-02 to 2025-07-30 · 667 mi

UA6155 covers more than one route in the data window — the stats below are for IAH → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
63%
Median delay
+5 min
90th percentile
+113 min
Cancellation rate
0%

How often is UA6155 on time?

Across 8 flights on IAH → STL from 2025-07-02 to 2025-07-30, UA6155 arrived within 15 minutes of schedule 63% of the time. The median arrival delay was +5 min, and the worst 10% of flights arrived +113 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time563%
16-30 min00%
31-60 min00%
61-120 min225%
2+ hrs113%

Performance by month

MonthFlightsOn-timeAvg delay
2025-07863%+41 min

Performance by day of week

DayFlightsOn-time
MonNo data—
TueNo data—
Wed580%
ThuNo data—
Fri333%
SatNo data—
SunNo data—

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