ON TIMEBOARD

UA 5988 on time

United Airlines 5988: Albuquerque to Denver at 5:30 a.m. (past 12 months)

On time
95%
196 flights · likely 92–98%
Cancelled
0.0%
of scheduled flights
Typical arrival
−13 min
median vs schedule
When late
+109 min
average delay
Similar flights
95%
UA, same route & hour

About 1 in 22 UA 5988 flights from Albuquerque arrived 15+ minutes late, diverted or cancelled over the past year (5%); 0.0% were cancelled. The typical flight landed 13 minutes early.

UA 5988: ABQ → DEN

Scheduled to leave Albuquerque at 5:30 a.m. local time, operated by SkyWest as OO 5988. Over the past year it arrived on time 95% of the time (196 flights), in line with other UA flights on the route at that hour (95%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Aug 2025: too few flights (13 flights)AugSep 2025: 97% on time (30 flights)97SepOct 2025: 100% on time (31 flights)100OctNov 2025: 100% on time (29 flights)100NovDec 2025: 82% on time (17 flights)82DecApr 2026: too few flights (1 flights)AprMay 2026: 96% on time (27 flights)96MayJun 2026: 94% on time (17 flights)94JunJul 2026: 94% on time (17 flights)94JulAug 2026: 93% on time (27 flights)93Aug

By day of week

DayFlightsOn time
Monday3494%
Tuesday22100%
Wednesday22100%
Thursday3388%
Friday3297%
Saturday2195%
Sunday3297%

Why it was late

Airline (crew, maintenance, ops) 69%Severe weather 21%Late inbound plane 7%Air traffic & airport (NAS) 4%

All flights ABQ → DEN · Connecting off UA 5988? Check the risk

Questions

How often is UA 5988 from ABQ to DEN late?

United Airlines 5988 from Albuquerque, NM to Denver, CO arrived 15 or more minutes late, was diverted or was cancelled on 5% of 196 scheduled flights between September 2025 and August 2026. 0.0% 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.