UA5251 ORD → ATW

United Airlines · Chicago, IL to Appleton, WI · 32 flights observed, 2026-03-29 to 2026-04-29 · 160 mi

This flight has been on time less than half the time (44%) — expect a real chance of a delay.

UA5251 covers more than one route in the data window — the stats below are for ORD → ATW, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
44%
Median delay
+24 min
90th percentile
+93 min
Cancellation rate
0%

How often is UA5251 on time?

Across 32 flights on ORD → ATW from 2026-03-29 to 2026-04-29, UA5251 arrived within 15 minutes of schedule 44% of the time. The median arrival delay was +24 min, and the worst 10% of flights arrived +93 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1444%
16-30 min516%
31-60 min413%
61-120 min619%
2+ hrs39%

Performance by month

MonthFlightsOn-timeAvg delay
2026-03367%+61 min
2026-042941%+38 min

Performance by day of week

DayFlightsOn-time
Mon540%
Tue520%
Wed540%
Thu425%
Fri450%
Sat425%
Sun5100%

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