ON TIMEBOARD

UA 5737 on time

United Airlines 5737: Fresno to San Francisco at 10:21 a.m. (past 12 months)

On time
50%
344 flights · likely 44–55%
Cancelled
0.0%
of scheduled flights
Typical arrival
+15 min
median vs schedule
When late
+77 min
average delay
Similar flights
51%
UA, same route & hour

About 5 in 10 UA 5737 flights from Fresno arrived 15+ minutes late, diverted or cancelled over the past year (50%); 0.0% were cancelled. The typical flight landed 15 minutes late.

UA 5737: FAT → SFO

Scheduled to leave Fresno at 10:21 a.m. local time, operated by SkyWest as OO 5737. Over the past year it arrived on time 50% of the time (344 flights), in line with other UA flights on the route at that hour (51%). Last seen in the data Aug 31, 2026.

Month by month

20%60%100%Sep 2025: 73% on time (30 flights)73SepOct 2025: 48% on time (31 flights)48OctNov 2025: 57% on time (30 flights)57NovDec 2025: 53% on time (15 flights)53DecJan 2026: 73% on time (26 flights)73JanFeb 2026: 54% on time (28 flights)54FebMar 2026: 74% on time (31 flights)74MarApr 2026: 30% on time (30 flights)30AprMay 2026: 29% on time (31 flights)29MayJun 2026: 43% on time (30 flights)43JunJul 2026: 26% on time (31 flights)26JulAug 2026: 42% on time (31 flights)42Aug

By day of week

DayFlightsOn time
Monday5050%
Tuesday5058%
Wednesday5042%
Thursday4955%
Friday4937%
Saturday4757%
Sunday4949%

Why it was late

Air traffic & airport (NAS) 41%Airline (crew, maintenance, ops) 40%Late inbound plane 11%Severe weather 8%

All flights FAT → SFO · Connecting off UA 5737? Check the risk

Questions

How often is UA 5737 from FAT to SFO late?

United Airlines 5737 from Fresno, CA to San Francisco, CA arrived 15 or more minutes late, was diverted or was cancelled on 50% of 344 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.