ON TIMEBOARD

UA 374 on time

United Airlines 374: Chicago to Los Angeles at 2:30 p.m. (past 12 months)

On time
77%
215 flights · likely 71–82%
Cancelled
0.5%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+47 min
average delay
Similar flights
80%
UA, same route & hour

About 1 in 4 UA 374 flights from Chicago arrived 15+ minutes late, diverted or cancelled over the past year (23%); 0.5% were cancelled. The typical flight landed 7 minutes early.

UA 374: ORD → LAX

Scheduled to leave Chicago at 2:30 p.m. local time. Over the past year it arrived on time 77% of the time (215 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%May 2024: too few flights (9 flights)MayJun 2024: 81% on time (26 flights)81JunJan 2026: 69% on time (26 flights)69JanFeb 2026: 78% on time (23 flights)78FebMar 2026: 90% on time (29 flights)90MarApr 2026: 76% on time (17 flights)76AprMay 2026: 82% on time (28 flights)82MayJun 2026: 63% on time (30 flights)63JunJul 2026: 90% on time (31 flights)90JulAug 2026: 65% on time (31 flights)65Aug

By day of week

DayFlightsOn time
Monday3485%
Tuesday2692%
Wednesday2979%
Thursday3474%
Friday3459%
Saturday2483%
Sunday3471%

Why it was late

Late inbound plane 35%Air traffic & airport (NAS) 29%Airline (crew, maintenance, ops) 25%Severe weather 11%

All flights ORD → LAX · Connecting off UA 374? Check the risk

Questions

How often is UA 374 from ORD to LAX late?

United Airlines 374 from Chicago, IL to Los Angeles, CA arrived 15 or more minutes late, was diverted or was cancelled on 23% of 215 scheduled flights between September 2025 and August 2026. 0.5% 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.