ON TIMEBOARD

UA 5878 on time

United Airlines 5878: Santa Fe to Denver at 1:22 p.m. (past 12 months)

On time
77%
364 flights · likely 73–81%
Cancelled
0.3%
of scheduled flights
Typical arrival
−10 min
median vs schedule
When late
+91 min
average delay
Similar flights
77%
UA, same route & hour

About 1 in 4 UA 5878 flights from Santa Fe arrived 15+ minutes late, diverted or cancelled over the past year (23%); 0.3% were cancelled. The typical flight landed 10 minutes early.

UA 5878: SAF → DEN

Scheduled to leave Santa Fe at 1:22 p.m. local time, operated by SkyWest as OO 5878. Over the past year it arrived on time 77% of the time (364 flights), in line with other UA flights on the route at that hour (77%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 87% on time (30 flights)87SepOct 2025: 84% on time (31 flights)84OctNov 2025: 93% on time (29 flights)93NovDec 2025: 71% on time (31 flights)71DecJan 2026: 68% on time (31 flights)68JanFeb 2026: 64% on time (28 flights)64FebMar 2026: 65% on time (31 flights)65MarApr 2026: 77% on time (30 flights)77AprMay 2026: 84% on time (31 flights)84MayJun 2026: 87% on time (30 flights)87JunJul 2026: 87% on time (31 flights)87JulAug 2026: 61% on time (31 flights)61Aug

By day of week

DayFlightsOn time
Monday5375%
Tuesday5275%
Wednesday5279%
Thursday5178%
Friday5275%
Saturday5283%
Sunday5275%

Why it was late

Late inbound plane 51%Airline (crew, maintenance, ops) 27%Air traffic & airport (NAS) 13%Severe weather 10%

All flights SAF → DEN · Connecting off UA 5878? Check the risk

Questions

How often is UA 5878 from SAF to DEN late?

United Airlines 5878 from Santa Fe, NM to Denver, CO arrived 15 or more minutes late, was diverted or was cancelled on 23% of 364 scheduled flights between September 2025 and August 2026. 0.3% 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.