UA4485 STL → ORD

United Airlines · St. Louis, MO to Chicago, IL · 14 flights observed, 2025-07-05 to 2025-08-17 · 258 mi

UA4485 covers more than one route in the data window — the stats below are for STL → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
64%
Median delay
+3 min
90th percentile
+95 min
Cancellation rate
0%

How often is UA4485 on time?

Across 14 flights on STL → ORD from 2025-07-05 to 2025-08-17, UA4485 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +95 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time964%
16-30 min17%
31-60 min17%
61-120 min214%
2+ hrs17%

Performance by month

MonthFlightsOn-timeAvg delay
2025-07863%+42 min
2025-08667%+20 min

Performance by day of week

DayFlightsOn-time
MonNo data—
TueNo data—
WedNo data—
ThuNo data—
FriNo data—
Sat757%
Sun771%

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