ON TIMEBOARD

UA 5915 on time

United Airlines 5915: Saginaw to Chicago at 1:58 p.m. (past 12 months)

On time
63%
180 flights · likely 56–70%
Cancelled
1.1%
of scheduled flights
Typical arrival
+4 min
median vs schedule
When late
+96 min
average delay
Similar flights
66%
UA, same route & hour

About 1 in 3 UA 5915 flights from Saginaw arrived 15+ minutes late, diverted or cancelled over the past year (37%); 1.1% were cancelled. The typical flight landed 4 minutes late.

UA 5915: MBS → ORD

Scheduled to leave Saginaw at 1:58 p.m. local time, operated by SkyWest as OO 5915. Over the past year it arrived on time 63% of the time (180 flights), worse than other UA flights on the route at that hour (66%). Last seen in the data Aug 10, 2026.

Month by month

40%70%100%Feb 2026: 71% on time (17 flights)71FebMar 2026: 55% on time (31 flights)55MarApr 2026: 50% on time (30 flights)50AprMay 2026: 68% on time (31 flights)68MayJun 2026: 63% on time (30 flights)63JunJul 2026: 68% on time (31 flights)68JulAug 2026: too few flights (10 flights)Aug

By day of week

DayFlightsOn time
Monday2654%
Tuesday2560%
Wednesday2556%
Thursday2677%
Friday2642%
Saturday2685%
Sunday2665%

Why it was late

Late inbound plane 52%Air traffic & airport (NAS) 24%Severe weather 13%Airline (crew, maintenance, ops) 11%

All flights MBS → ORD · Connecting off UA 5915? Check the risk

Questions

How often is UA 5915 from MBS to ORD late?

United Airlines 5915 from Saginaw/Bay City/Midland, MI to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 37% of 180 scheduled flights between September 2025 and August 2026. 1.1% 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.