UA4399 CAE → ORD

United Airlines · Columbia, SC to Chicago, IL · 2 flights observed, 2026-03-30 to 2026-03-31 · 666 mi

UA4399 covers more than one route in the data window — the stats below are for CAE → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
100%
Median delay
+7 min
90th percentile
+7 min
Cancellation rate
50%

How often is UA4399 on time?

Across 2 flights on CAE → ORD from 2026-03-30 to 2026-03-31, UA4399 arrived within 15 minutes of schedule 100% of the time. The median arrival delay was +7 min, and the worst 10% of flights arrived +7 min or later. 50% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1100%
16-30 min00%
31-60 min00%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-031100%+7 min

Performance by day of week

DayFlightsOn-time
Mon1100%
TueNo data—
WedNo data—
ThuNo data—
FriNo data—
SatNo data—
SunNo data—

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