ON TIMEBOARD

UA 1358 on time

United Airlines 1358: Chicago to Miami at 7:00 a.m. (past 12 months)

On time
85%
163 flights · likely 78–89%
Cancelled
1.8%
of scheduled flights
Typical arrival
−6 min
median vs schedule
When late
+38 min
average delay
Similar flights
83%
UA, same route & hour

About 1 in 7 UA 1358 flights from Chicago arrived 15+ minutes late, diverted or cancelled over the past year (15%); 1.8% were cancelled. The typical flight landed 6 minutes early.

UA 1358: ORD → MIA

Scheduled to leave Chicago at 7:00 a.m. local time. Over the past year it arrived on time 85% of the time (163 flights), in line with other UA flights on the route at that hour (83%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Feb 2026: too few flights (13 flights)FebMar 2026: 65% on time (26 flights)65MarApr 2026: too few flights (1 flights)AprMay 2026: 90% on time (31 flights)90MayJun 2026: 80% on time (30 flights)80JunJul 2026: 94% on time (31 flights)94JulAug 2026: 90% on time (31 flights)90Aug

By day of week

DayFlightsOn time
Monday2488%
Tuesday2080%
Wednesday2095%
Thursday2596%
Friday2576%
Saturday2584%
Sunday2475%

Why it was late

Air traffic & airport (NAS) 38%Late inbound plane 37%Airline (crew, maintenance, ops) 22%Severe weather 4%

All flights ORD → MIA · Connecting off UA 1358? Check the risk

Questions

How often is UA 1358 from ORD to MIA late?

United Airlines 1358 from Chicago, IL to Miami, FL arrived 15 or more minutes late, was diverted or was cancelled on 15% of 163 scheduled flights between September 2025 and August 2026. 1.8% 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.