UA5420 MKE → ORD

United Airlines · Milwaukee, WI to Chicago, IL · 11 flights observed, 2026-05-21 to 2026-05-31 · 67 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is +2 min, while the worst 10% run +101 min or later.

UA5420 covers more than one route in the data window — the stats below are for MKE → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
73%
Median delay
+2 min
90th percentile
+101 min
Cancellation rate
0%

How often is UA5420 on time?

Across 11 flights on MKE → ORD from 2026-05-21 to 2026-05-31, UA5420 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +101 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time873%
16-30 min19%
31-60 min00%
61-120 min218%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-051173%+19 min

Performance by day of week

DayFlightsOn-time
Mon1100%
Tue1100%
Wed1100%
Thu250%
Fri2100%
Sat250%
Sun250%

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