ON TIMEBOARD

UA 5593 on time

United Airlines 5593: Chicago to Memphis at 8:50 a.m. (past 12 months)

On time
75%
344 flights · likely 70–80%
Cancelled
0.9%
of scheduled flights
Typical arrival
−2 min
median vs schedule
When late
+53 min
average delay
Similar flights
74%
UA, same route & hour

About 1 in 4 UA 5593 flights from Chicago arrived 15+ minutes late, diverted or cancelled over the past year (25%); 0.9% were cancelled. The typical flight landed 2 minutes early.

UA 5593: ORD → MEM

Scheduled to leave Chicago at 8:50 a.m. local time, operated by SkyWest as OO 5593. Over the past year it arrived on time 75% of the time (344 flights), in line with other UA flights on the route at that hour (74%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 86% on time (28 flights)86SepOct 2025: 71% on time (31 flights)71OctNov 2025: 60% on time (30 flights)60NovDec 2025: too few flights (14 flights)DecJan 2026: 67% on time (30 flights)67JanFeb 2026: 89% on time (28 flights)89FebMar 2026: 71% on time (31 flights)71MarApr 2026: 63% on time (30 flights)63AprMay 2026: 73% on time (30 flights)73MayJun 2026: 90% on time (30 flights)90JunJul 2026: 90% on time (31 flights)90JulAug 2026: 81% on time (31 flights)81Aug

By day of week

DayFlightsOn time
Monday5176%
Tuesday4986%
Wednesday4984%
Thursday4683%
Friday5068%
Saturday5060%
Sunday4971%

Why it was late

Airline (crew, maintenance, ops) 56%Late inbound plane 19%Air traffic & airport (NAS) 18%Severe weather 7%

All flights ORD → MEM · Connecting off UA 5593? Check the risk

Questions

How often is UA 5593 from ORD to MEM late?

United Airlines 5593 from Chicago, IL to Memphis, TN arrived 15 or more minutes late, was diverted or was cancelled on 25% of 344 scheduled flights between September 2025 and August 2026. 0.9% 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.