ON TIMEBOARD

UA 2648 on time

United Airlines 2648: Grand Rapids to Denver at 8:00 a.m. (past 12 months)

On time
77%
234 flights · likely 71–82%
Cancelled
1.3%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+89 min
average delay
Similar flights
84%
UA, same route & hour

About 1 in 4 UA 2648 flights from Grand Rapids arrived 15+ minutes late, diverted or cancelled over the past year (23%); 1.3% were cancelled. The typical flight landed 7 minutes early.

UA 2648: GRR → DEN

Scheduled to leave Grand Rapids at 8:00 a.m. local time. Over the past year it arrived on time 77% of the time (234 flights), worse than other UA flights on the route at that hour (84%). Last seen in the data Aug 31, 2026.

Month by month

30%65%100%Aug 2025: too few flights (13 flights)AugSep 2025: too few flights (1 flights)SepOct 2025: too few flights (6 flights)OctNov 2025: 87% on time (30 flights)87NovDec 2025: 61% on time (31 flights)61DecJan 2026: 35% on time (31 flights)35JanFeb 2026: 79% on time (28 flights)79FebMar 2026: too few flights (4 flights)MarMay 2026: too few flights (11 flights)MayJun 2026: 100% on time (30 flights)100JunJul 2026: 81% on time (31 flights)81JulAug 2026: 84% on time (31 flights)84Aug

By day of week

DayFlightsOn time
Monday3571%
Tuesday3388%
Wednesday3379%
Thursday3376%
Friday3379%
Saturday3373%
Sunday3474%

Why it was late

Airline (crew, maintenance, ops) 44%Air traffic & airport (NAS) 27%Late inbound plane 24%Severe weather 5%

All flights GRR → DEN · Connecting off UA 2648? Check the risk

Questions

How often is UA 2648 from GRR to DEN late?

United Airlines 2648 from Grand Rapids, MI to Denver, CO arrived 15 or more minutes late, was diverted or was cancelled on 23% of 234 scheduled flights between September 2025 and August 2026. 1.3% 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.