ON TIMEBOARD

UA 1704 on time

United Airlines 1704: Denver to Santa Ana at 7:10 p.m. (past 12 months)

On time
71%
179 flights · likely 64–77%
Cancelled
0.0%
of scheduled flights
Typical arrival
−1 min
median vs schedule
When late
+50 min
average delay
Similar flights
78%
UA, same route & hour

About 1 in 3 UA 1704 flights from Denver arrived 15+ minutes late, diverted or cancelled over the past year (29%); 0.0% were cancelled. The typical flight landed 1 minutes early.

UA 1704: DEN → SNA

Scheduled to leave Denver at 7:10 p.m. local time. Over the past year it arrived on time 71% of the time (179 flights), worse than other UA flights on the route at that hour (78%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Mar 2026: 85% on time (27 flights)85MarApr 2026: 83% on time (30 flights)83AprMay 2026: 71% on time (31 flights)71MayJun 2026: 67% on time (30 flights)67JunJul 2026: 70% on time (30 flights)70JulAug 2026: 52% on time (31 flights)52Aug

By day of week

DayFlightsOn time
Monday2658%
Tuesday2580%
Wednesday2576%
Thursday2677%
Friday2669%
Saturday2568%
Sunday2669%

Why it was late

Late inbound plane 44%Airline (crew, maintenance, ops) 43%Air traffic & airport (NAS) 12%Severe weather 1%

All flights DEN → SNA · Connecting off UA 1704? Check the risk

Questions

How often is UA 1704 from DEN to SNA late?

United Airlines 1704 from Denver, CO to Santa Ana, CA arrived 15 or more minutes late, was diverted or was cancelled on 29% of 179 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.