ON TIMEBOARD

UA 5884 on time

United Airlines 5884: Rapid City to Denver at 8:30 a.m. (past 12 months)

On time
76%
318 flights · likely 71–80%
Cancelled
0.6%
of scheduled flights
Typical arrival
−4 min
median vs schedule
When late
+69 min
average delay
Similar flights
70%
UA, same route & hour

About 1 in 4 UA 5884 flights from Rapid City arrived 15+ minutes late, diverted or cancelled over the past year (24%); 0.6% were cancelled. The typical flight landed 4 minutes early.

UA 5884: RAP → DEN

Scheduled to leave Rapid City at 8:30 a.m. local time, operated by SkyWest as OO 5884. Over the past year it arrived on time 76% of the time (318 flights), better than other UA flights on the route at that hour (70%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Aug 2025: 58% on time (31 flights)58AugSep 2025: 79% on time (29 flights)79SepOct 2025: 100% on time (21 flights)100OctDec 2025: 70% on time (30 flights)70DecJan 2026: 65% on time (31 flights)65JanFeb 2026: 74% on time (27 flights)74FebMar 2026: 70% on time (30 flights)70MarApr 2026: 55% on time (29 flights)55AprMay 2026: 77% on time (30 flights)77MayJun 2026: 80% on time (30 flights)80JunJul 2026: 80% on time (30 flights)80JulAug 2026: 94% on time (31 flights)94Aug

By day of week

DayFlightsOn time
Monday4777%
Tuesday4770%
Wednesday4772%
Thursday4578%
Friday4678%
Saturday4271%
Sunday4486%

Why it was late

Airline (crew, maintenance, ops) 53%Air traffic & airport (NAS) 18%Severe weather 15%Late inbound plane 15%

All flights RAP → DEN · Connecting off UA 5884? Check the risk

Questions

How often is UA 5884 from RAP to DEN late?

United Airlines 5884 from Rapid City, SD to Denver, CO arrived 15 or more minutes late, was diverted or was cancelled on 24% of 318 scheduled flights between September 2025 and August 2026. 0.6% 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.