ON TIMEBOARD

UA 5648 on time

United Airlines 5648: Milwaukee to Chicago at 5:29 p.m. (past 12 months)

On time
49%
253 flights · likely 43–56%
Cancelled
5.5%
of scheduled flights
Typical arrival
+13 min
median vs schedule
When late
+87 min
average delay
Similar flights
47%
UA, same route & hour

About 5 in 10 UA 5648 flights from Milwaukee arrived 15+ minutes late, diverted or cancelled over the past year (51%); 5.5% were cancelled. The typical flight landed 13 minutes late.

UA 5648: MKE → ORD

Scheduled to leave Milwaukee at 5:29 p.m. local time, operated by SkyWest as OO 5648. Over the past year it arrived on time 49% of the time (253 flights), in line with other UA flights on the route at that hour (47%). Last seen in the data Aug 31, 2026.

Usually United Airlines's last flight of the day from Milwaukee to Chicago (65% of days). United Airlines's last MKE–ORD flight was cancelled 7.4% of the time, against 3.8% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 5:00 a.m. the next morning.

Month by month

20%60%100%Aug 2025: 39% on time (31 flights)39AugSep 2025: 50% on time (30 flights)50SepOct 2025: 55% on time (31 flights)55OctNov 2025: 28% on time (29 flights)28NovDec 2025: 34% on time (29 flights)34DecJan 2026: too few flights (5 flights)JanMar 2026: too few flights (3 flights)MarApr 2026: 38% on time (29 flights)38AprMay 2026: too few flights (11 flights)MayJun 2026: 48% on time (29 flights)48JunJul 2026: 56% on time (27 flights)56JulAug 2026: 67% on time (30 flights)67Aug

By day of week

DayFlightsOn time
Monday3954%
Tuesday3746%
Wednesday3546%
Thursday3546%
Friday3247%
Saturday3762%
Sunday3845%

Why it was late

Air traffic & airport (NAS) 31%Late inbound plane 31%Airline (crew, maintenance, ops) 25%Severe weather 13%

All flights MKE → ORD · Connecting off UA 5648? Check the risk

Questions

How often is UA 5648 from MKE to ORD late?

United Airlines 5648 from Milwaukee, WI to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 51% of 253 scheduled flights between September 2025 and August 2026. 5.5% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.