ON TIMEBOARD

UA 2424 on time

United Airlines 2424: Denver to Atlanta at 10:00 a.m. (past 12 months)

On time
82%
236 flights · likely 76–86%
Cancelled
0.4%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+60 min
average delay
Similar flights
81%
UA, same route & hour

About 1 in 5 UA 2424 flights from Denver arrived 15+ minutes late, diverted or cancelled over the past year (18%); 0.4% were cancelled. The typical flight landed 7 minutes early.

UA 2424: DEN → ATL

Scheduled to leave Denver at 10:00 a.m. local time. Over the past year it arrived on time 82% of the time (236 flights), in line with other UA flights on the route at that hour (81%). Last seen in the data Aug 10, 2026.

Month by month

40%70%100%Dec 2025: too few flights (14 flights)DecJan 2026: 84% on time (31 flights)84JanFeb 2026: 96% on time (28 flights)96FebMar 2026: 84% on time (31 flights)84MarApr 2026: 90% on time (30 flights)90AprMay 2026: 90% on time (31 flights)90MayJun 2026: 87% on time (30 flights)87JunJul 2026: 48% on time (31 flights)48JulAug 2026: too few flights (10 flights)Aug

By day of week

DayFlightsOn time
Monday3482%
Tuesday3391%
Wednesday3385%
Thursday3476%
Friday3468%
Saturday3479%
Sunday3491%

Why it was late

Airline (crew, maintenance, ops) 42%Late inbound plane 39%Air traffic & airport (NAS) 18%

All flights DEN → ATL · Connecting off UA 2424? Check the risk

Questions

How often is UA 2424 from DEN to ATL late?

United Airlines 2424 from Denver, CO to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 18% of 236 scheduled flights between September 2025 and August 2026. 0.4% 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.