ON TIMEBOARD

UA 2248 on time

United Airlines 2248: San Francisco to Newark at 2:45 p.m. (past 12 months)

On time
64%
351 flights · likely 59–69%
Cancelled
2.0%
of scheduled flights
Typical arrival
−1 min
median vs schedule
When late
+94 min
average delay
Similar flights
62%
UA, same route & hour

About 1 in 3 UA 2248 flights from San Francisco arrived 15+ minutes late, diverted or cancelled over the past year (36%); 2.0% were cancelled. The typical flight landed 1 minutes early.

UA 2248: SFO → EWR

Scheduled to leave San Francisco at 2:45 p.m. local time. Over the past year it arrived on time 64% of the time (351 flights), in line with other UA flights on the route at that hour (62%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 67% on time (30 flights)67SepOct 2025: 65% on time (31 flights)65OctNov 2025: 60% on time (30 flights)60NovDec 2025: 47% on time (30 flights)47DecJan 2026: 61% on time (31 flights)61JanFeb 2026: 57% on time (28 flights)57FebMar 2026: 61% on time (31 flights)61MarApr 2026: 90% on time (30 flights)90AprMay 2026: 71% on time (31 flights)71MayJun 2026: 73% on time (26 flights)73JunJul 2026: 59% on time (27 flights)59JulAug 2026: 62% on time (26 flights)62Aug

By day of week

DayFlightsOn time
Monday5368%
Tuesday5171%
Wednesday5263%
Thursday5265%
Friday5265%
Saturday3967%
Sunday5252%

Why it was late

Late inbound plane 61%Airline (crew, maintenance, ops) 21%Air traffic & airport (NAS) 19%

All flights SFO → EWR · Connecting off UA 2248? Check the risk

Questions

How often is UA 2248 from SFO to EWR late?

United Airlines 2248 from San Francisco, CA to Newark, NJ arrived 15 or more minutes late, was diverted or was cancelled on 36% of 351 scheduled flights between September 2025 and August 2026. 2.0% 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.