UA4519 CMH → ORD

United Airlines · Columbus, OH to Chicago, IL · 19 flights observed, 2025-12-18 to 2026-01-05 · 296 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is 0 min, while the worst 10% run +75 min or later.

UA4519 covers more than one route in the data window — the stats below are for CMH → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
74%
Median delay
0 min
90th percentile
+75 min
Cancellation rate
0%

How often is UA4519 on time?

Across 19 flights on CMH → ORD from 2025-12-18 to 2026-01-05, UA4519 arrived within 15 minutes of schedule 74% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +75 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1474%
16-30 min15%
31-60 min15%
61-120 min211%
2+ hrs15%

Performance by month

MonthFlightsOn-timeAvg delay
2025-121471%+24 min
2026-01580%-2 min

Performance by day of week

DayFlightsOn-time
Mon333%
Tue2100%
Wed2100%
Thu333%
Fri3100%
Sat3100%
Sun367%

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