ON TIMEBOARD

UA 5042 on time

United Airlines 5042: Denver to Hays at 4:20 p.m. (past 12 months)

On time
78%
267 flights · likely 73–83%
Cancelled
2.6%
of scheduled flights
Typical arrival
−9 min
median vs schedule
When late
+78 min
average delay
Similar flights
78%
UA, same route & hour

About 1 in 5 UA 5042 flights from Denver arrived 15+ minutes late, diverted or cancelled over the past year (22%); 2.6% were cancelled. The typical flight landed 9 minutes early.

UA 5042: DEN → HYS

Scheduled to leave Denver at 4:20 p.m. local time, operated by SkyWest as OO 5042. Over the past year it arrived on time 78% of the time (267 flights), in line with other UA flights on the route at that hour (78%). Last seen in the data Aug 2, 2026.

Month by month

40%70%100%Sep 2025: 86% on time (21 flights)86SepOct 2025: 87% on time (23 flights)87OctNov 2025: 95% on time (20 flights)95NovDec 2025: 83% on time (24 flights)83DecJan 2026: 91% on time (22 flights)91JanFeb 2026: 80% on time (20 flights)80FebMar 2026: 73% on time (22 flights)73MarApr 2026: 95% on time (22 flights)95AprMay 2026: 81% on time (31 flights)81MayJun 2026: 57% on time (30 flights)57JunJul 2026: 50% on time (30 flights)50JulAug 2026: too few flights (2 flights)Aug

By day of week

DayFlightsOn time
Monday4881%
Tuesday15—
Wednesday4787%
Thursday4571%
Friday4883%
Saturday16—
Sunday4873%

Why it was late

Late inbound plane 54%Airline (crew, maintenance, ops) 29%Air traffic & airport (NAS) 14%Severe weather 3%

All flights DEN → HYS · Connecting off UA 5042? Check the risk

Questions

How often is UA 5042 from DEN to HYS late?

United Airlines 5042 from Denver, CO to Hays, KS arrived 15 or more minutes late, was diverted or was cancelled on 22% of 267 scheduled flights between September 2025 and August 2026. 2.6% 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.