ON TIMEBOARD

UA 1996 on time

United Airlines 1996: Chicago to San Juan at 8:55 a.m. (past 12 months)

On time
79%
365 flights · likely 74–83%
Cancelled
0.3%
of scheduled flights
Typical arrival
−5 min
median vs schedule
When late
+53 min
average delay
Similar flights
79%
UA, same route & hour

About 1 in 5 UA 1996 flights from Chicago arrived 15+ minutes late, diverted or cancelled over the past year (21%); 0.3% were cancelled. The typical flight landed 5 minutes early.

UA 1996: ORD → SJU

Scheduled to leave Chicago at 8:55 a.m. local time. Over the past year it arrived on time 79% of the time (365 flights), in line with other UA flights on the route at that hour (79%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 80% on time (30 flights)80SepOct 2025: 84% on time (31 flights)84OctNov 2025: 77% on time (30 flights)77NovDec 2025: 74% on time (31 flights)74DecJan 2026: 65% on time (31 flights)65JanFeb 2026: 100% on time (28 flights)100FebMar 2026: 58% on time (31 flights)58MarApr 2026: 90% on time (30 flights)90AprMay 2026: 84% on time (31 flights)84MayJun 2026: 90% on time (30 flights)90JunJul 2026: 74% on time (31 flights)74JulAug 2026: 74% on time (31 flights)74Aug

By day of week

DayFlightsOn time
Monday5372%
Tuesday5283%
Wednesday5285%
Thursday5281%
Friday5281%
Saturday5267%
Sunday5285%

Why it was late

Airline (crew, maintenance, ops) 39%Air traffic & airport (NAS) 35%Late inbound plane 17%Severe weather 9%

All flights ORD → SJU · Connecting off UA 1996? Check the risk

Questions

How often is UA 1996 from ORD to SJU late?

United Airlines 1996 from Chicago, IL to San Juan, PR arrived 15 or more minutes late, was diverted or was cancelled on 21% of 365 scheduled flights between September 2025 and August 2026. 0.3% 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.