ON TIMEBOARD

DL 4263 on time

Delta Air Lines 4263: Salt Lake City to St. George at 5:25 p.m. (past 12 months)

On time
84%
282 flights · likely 79–88%
Cancelled
0.0%
of scheduled flights
Typical arrival
−11 min
median vs schedule
When late
+90 min
average delay
Similar flights
87%
DL, same route & hour

About 1 in 6 DL 4263 flights from Salt Lake City arrived 15+ minutes late, diverted or cancelled over the past year (16%); 0.0% were cancelled. The typical flight landed 11 minutes early.

DL 4263: SLC → SGU

Scheduled to leave Salt Lake City at 5:25 p.m. local time, operated by SkyWest as OO 4263. Over the past year it arrived on time 84% of the time (282 flights), in line with other DL flights on the route at that hour (87%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Aug 2025: 90% on time (31 flights)90AugSep 2025: 93% on time (30 flights)93SepOct 2025: 84% on time (31 flights)84OctNov 2025: 83% on time (30 flights)83NovDec 2025: too few flights (1 flights)DecFeb 2026: too few flights (12 flights)FebMar 2026: 97% on time (31 flights)97MarApr 2026: 87% on time (30 flights)87AprMay 2026: 71% on time (31 flights)71MayJun 2026: 83% on time (30 flights)83JunJul 2026: 69% on time (26 flights)69JulAug 2026: 90% on time (30 flights)90Aug

By day of week

DayFlightsOn time
Monday4185%
Tuesday4095%
Wednesday4085%
Thursday4080%
Friday4085%
Saturday4080%
Sunday4178%

Why it was late

Airline (crew, maintenance, ops) 90%Severe weather 8%Air traffic & airport (NAS) 2%

All flights SLC → SGU · Connecting off DL 4263? Check the risk

Questions

How often is DL 4263 from SLC to SGU late?

Delta Air Lines 4263 from Salt Lake City, UT to St. George, UT arrived 15 or more minutes late, was diverted or was cancelled on 16% of 282 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 Delta Air Lines for today's flight. Method.