ON TIMEBOARD

UA 1537 on time

United Airlines 1537: Denver to Jackson at 1:55 p.m. (past 12 months)

On time
82%
274 flights · likely 78–87%
Cancelled
0.0%
of scheduled flights
Typical arrival
−6 min
median vs schedule
When late
+67 min
average delay
Similar flights
83%
UA, same route & hour

About 1 in 6 UA 1537 flights from Denver arrived 15+ minutes late, diverted or cancelled over the past year (18%); 0.0% were cancelled. The typical flight landed 6 minutes early.

UA 1537: DEN → JAC

Scheduled to leave Denver at 1:55 p.m. local time. Over the past year it arrived on time 82% of the time (274 flights), in line with other UA flights on the route at that hour (83%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Aug 2025: 90% on time (31 flights)90AugSep 2025: 90% on time (30 flights)90SepOct 2025: 92% on time (25 flights)92OctDec 2025: too few flights (12 flights)DecJan 2026: 81% on time (31 flights)81JanFeb 2026: 79% on time (28 flights)79FebMar 2026: 88% on time (24 flights)88MarApr 2026: too few flights (1 flights)AprMay 2026: 84% on time (31 flights)84MayJun 2026: 77% on time (30 flights)77JunJul 2026: 81% on time (31 flights)81JulAug 2026: 81% on time (31 flights)81Aug

By day of week

DayFlightsOn time
Monday4088%
Tuesday3990%
Wednesday3781%
Thursday4180%
Friday4185%
Saturday3776%
Sunday3977%

Why it was late

Late inbound plane 41%Airline (crew, maintenance, ops) 32%Air traffic & airport (NAS) 17%Severe weather 10%

All flights DEN → JAC · Connecting off UA 1537? Check the risk

Questions

How often is UA 1537 from DEN to JAC late?

United Airlines 1537 from Denver, CO to Jackson, WY arrived 15 or more minutes late, was diverted or was cancelled on 18% of 274 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.