ON TIMEBOARD

UA 1579 on time

United Airlines 1579: Denver to New York at 2:10 p.m. (past 12 months)

On time
66%
361 flights · likely 61–70%
Cancelled
1.9%
of scheduled flights
Typical arrival
−3 min
median vs schedule
When late
+88 min
average delay
Similar flights
68%
UA, same route & hour

About 1 in 3 UA 1579 flights from Denver arrived 15+ minutes late, diverted or cancelled over the past year (34%); 1.9% were cancelled. The typical flight landed 3 minutes early.

UA 1579: DEN → LGA

Scheduled to leave Denver at 2:10 p.m. local time. Over the past year it arrived on time 66% of the time (361 flights), in line with other UA flights on the route at that hour (68%). Last seen in the data Aug 31, 2026.

Month by month

30%65%100%Sep 2025: 77% on time (30 flights)77SepOct 2025: 67% on time (30 flights)67OctNov 2025: 73% on time (30 flights)73NovDec 2025: 68% on time (31 flights)68DecJan 2026: 68% on time (31 flights)68JanFeb 2026: 68% on time (28 flights)68FebMar 2026: 61% on time (31 flights)61MarApr 2026: 83% on time (30 flights)83AprMay 2026: 75% on time (28 flights)75MayJun 2026: 60% on time (30 flights)60JunJul 2026: 48% on time (31 flights)48JulAug 2026: 42% on time (31 flights)42Aug

By day of week

DayFlightsOn time
Monday5353%
Tuesday5260%
Wednesday5279%
Thursday5267%
Friday5273%
Saturday4877%
Sunday5252%

Why it was late

Air traffic & airport (NAS) 59%Late inbound plane 27%Airline (crew, maintenance, ops) 12%Severe weather 2%

All flights DEN → LGA · Connecting off UA 1579? Check the risk

Questions

How often is UA 1579 from DEN to LGA late?

United Airlines 1579 from Denver, CO to New York, NY arrived 15 or more minutes late, was diverted or was cancelled on 34% of 361 scheduled flights between September 2025 and August 2026. 1.9% 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.