ON TIMEBOARD

UA 2087 on time

United Airlines 2087: Denver to Washington at 10:20 a.m. (past 12 months)

On time
81%
341 flights · likely 76–84%
Cancelled
0.9%
of scheduled flights
Typical arrival
−5 min
median vs schedule
When late
+61 min
average delay
Similar flights
80%
UA, same route & hour

About 1 in 5 UA 2087 flights from Denver arrived 15+ minutes late, diverted or cancelled over the past year (19%); 0.9% were cancelled. The typical flight landed 5 minutes early.

UA 2087: DEN → IAD

Scheduled to leave Denver at 10:20 a.m. local time. Over the past year it arrived on time 81% of the time (341 flights), in line with other UA flights on the route at that hour (80%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 80% on time (30 flights)80SepOct 2025: 97% on time (31 flights)97OctNov 2025: 80% on time (30 flights)80NovDec 2025: 81% on time (31 flights)81DecJan 2026: 74% on time (31 flights)74JanFeb 2026: 82% on time (28 flights)82FebMar 2026: too few flights (7 flights)MarApr 2026: 90% on time (30 flights)90AprMay 2026: 77% on time (31 flights)77MayJun 2026: 80% on time (30 flights)80JunJul 2026: 68% on time (31 flights)68JulAug 2026: 84% on time (31 flights)84Aug

By day of week

DayFlightsOn time
Monday5084%
Tuesday4988%
Wednesday4986%
Thursday4881%
Friday4883%
Saturday4867%
Sunday4976%

Why it was late

Late inbound plane 48%Airline (crew, maintenance, ops) 36%Air traffic & airport (NAS) 16%

All flights DEN → IAD · Connecting off UA 2087? Check the risk

Questions

How often is UA 2087 from DEN to IAD late?

United Airlines 2087 from Denver, CO to Washington, DC arrived 15 or more minutes late, was diverted or was cancelled on 19% of 341 scheduled flights between September 2025 and August 2026. 0.9% 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.