ON TIMEBOARD

UA 4751 on time

United Airlines 4751: Oklahoma City to Denver at 6:00 a.m. (past 12 months)

On time
94%
361 flights · likely 91–96%
Cancelled
1.1%
of scheduled flights
Typical arrival
−17 min
median vs schedule
When late
+138 min
average delay
Similar flights
94%
UA, same route & hour

About 1 in 16 UA 4751 flights from Oklahoma City arrived 15+ minutes late, diverted or cancelled over the past year (6%); 1.1% were cancelled. The typical flight landed 17 minutes early.

UA 4751: OKC → DEN

Scheduled to leave Oklahoma City at 6:00 a.m. local time, operated by SkyWest as OO 4751. Over the past year it arrived on time 94% of the time (361 flights), in line with other UA flights on the route at that hour (94%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 100% on time (30 flights)100SepOct 2025: 100% on time (31 flights)100OctNov 2025: 100% on time (29 flights)100NovDec 2025: 90% on time (31 flights)90DecJan 2026: 87% on time (31 flights)87JanFeb 2026: 89% on time (27 flights)89FebMar 2026: 94% on time (31 flights)94MarApr 2026: 97% on time (30 flights)97AprMay 2026: 97% on time (30 flights)97MayJun 2026: 90% on time (30 flights)90JunJul 2026: 97% on time (30 flights)97JulAug 2026: 87% on time (31 flights)87Aug

By day of week

DayFlightsOn time
Monday5392%
Tuesday5296%
Wednesday5196%
Thursday5296%
Friday5196%
Saturday5290%
Sunday5090%

Why it was late

Airline (crew, maintenance, ops) 88%Severe weather 8%Air traffic & airport (NAS) 3%Late inbound plane 1%

All flights OKC → DEN · Connecting off UA 4751? Check the risk

Questions

How often is UA 4751 from OKC to DEN late?

United Airlines 4751 from Oklahoma City, OK to Denver, CO arrived 15 or more minutes late, was diverted or was cancelled on 6% of 361 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.