ON TIMEBOARD

UA 600 on time

United Airlines 600: Omaha to Chicago at 11:23 a.m. (past 12 months)

On time
76%
163 flights · likely 69–82%
Cancelled
1.8%
of scheduled flights
Typical arrival
−2 min
median vs schedule
When late
+90 min
average delay
Similar flights
75%
UA, same route & hour

About 1 in 4 UA 600 flights from Omaha arrived 15+ minutes late, diverted or cancelled over the past year (24%); 1.8% were cancelled. The typical flight landed 2 minutes early.

UA 600: OMA → ORD

Scheduled to leave Omaha at 11:23 a.m. local time. Over the past year it arrived on time 76% of the time (163 flights), in line with other UA flights on the route at that hour (75%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Feb 2026: 88% on time (16 flights)88FebMar 2026: 61% on time (23 flights)61MarApr 2026: too few flights (1 flights)AprMay 2026: 77% on time (31 flights)77MayJun 2026: 83% on time (30 flights)83JunJul 2026: 81% on time (31 flights)81JulAug 2026: 68% on time (31 flights)68Aug

By day of week

DayFlightsOn time
Monday2475%
Tuesday2378%
Wednesday2277%
Thursday2580%
Friday2564%
Saturday21100%
Sunday2361%

Why it was late

Air traffic & airport (NAS) 53%Late inbound plane 33%Airline (crew, maintenance, ops) 14%

All flights OMA → ORD · Connecting off UA 600? Check the risk

Questions

How often is UA 600 from OMA to ORD late?

United Airlines 600 from Omaha, NE to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 24% 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.