ON TIMEBOARD

UA 4780 on time

United Airlines 4780: Chicago to Akron at 10:50 a.m. (past 12 months)

On time
73%
361 flights · likely 68–77%
Cancelled
3.9%
of scheduled flights
Typical arrival
−3 min
median vs schedule
When late
+78 min
average delay
Similar flights
73%
UA, same route & hour

About 1 in 4 UA 4780 flights from Chicago arrived 15+ minutes late, diverted or cancelled over the past year (27%); 3.9% were cancelled. The typical flight landed 3 minutes early.

UA 4780: ORD → CAK

Scheduled to leave Chicago at 10:50 a.m. local time, operated by SkyWest as OO 4780. Over the past year it arrived on time 73% of the time (361 flights), in line with other UA flights on the route at that hour (73%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 90% on time (30 flights)90SepOct 2025: 90% on time (31 flights)90OctNov 2025: 72% on time (29 flights)72NovDec 2025: 57% on time (30 flights)57DecJan 2026: 70% on time (30 flights)70JanFeb 2026: 67% on time (27 flights)67FebMar 2026: 65% on time (31 flights)65MarApr 2026: 53% on time (30 flights)53AprMay 2026: 71% on time (31 flights)71MayJun 2026: 93% on time (30 flights)93JunJul 2026: 77% on time (31 flights)77JulAug 2026: 71% on time (31 flights)71Aug

By day of week

DayFlightsOn time
Monday5372%
Tuesday5279%
Wednesday5178%
Thursday4980%
Friday5260%
Saturday5265%
Sunday5279%

Why it was late

Airline (crew, maintenance, ops) 47%Late inbound plane 26%Air traffic & airport (NAS) 21%Severe weather 5%

All flights ORD → CAK · Connecting off UA 4780? Check the risk

Questions

How often is UA 4780 from ORD to CAK late?

United Airlines 4780 from Chicago, IL to Akron, OH arrived 15 or more minutes late, was diverted or was cancelled on 27% of 361 scheduled flights between September 2025 and August 2026. 3.9% 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.