ON TIMEBOARD

DL 1582 on time

Delta Air Lines 1582: Salt Lake City to Sacramento at 10:59 p.m. (past 12 months)

On time
88%
349 flights · likely 84–91%
Cancelled
1.1%
of scheduled flights
Typical arrival
−8 min
median vs schedule
When late
+41 min
average delay
Similar flights
88%
DL, same route & hour

About 1 in 8 DL 1582 flights from Salt Lake City arrived 15+ minutes late, diverted or cancelled over the past year (12%); 1.1% were cancelled. The typical flight landed 8 minutes early.

DL 1582: SLC → SMF

Scheduled to leave Salt Lake City at 10:59 p.m. local time. Over the past year it arrived on time 88% of the time (349 flights), in line with other DL flights on the route at that hour (88%). Last seen in the data Aug 31, 2026.

Usually Delta Air Lines's last flight of the day from Salt Lake City to Sacramento (100% of days). Delta Air Lines's last SLC–SMF flight was cancelled 1.1% of the time, against 1.1% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 8:10 a.m. the next morning.

Month by month

40%70%100%Sep 2025: 93% on time (30 flights)93SepOct 2025: 84% on time (31 flights)84OctNov 2025: 93% on time (30 flights)93NovDec 2025: 95% on time (19 flights)95DecJan 2026: 96% on time (27 flights)96JanFeb 2026: 89% on time (28 flights)89FebMar 2026: 81% on time (31 flights)81MarApr 2026: 87% on time (30 flights)87AprMay 2026: 94% on time (31 flights)94MayJun 2026: 80% on time (30 flights)80JunJul 2026: 84% on time (31 flights)84JulAug 2026: 84% on time (31 flights)84Aug

By day of week

DayFlightsOn time
Monday5186%
Tuesday5096%
Wednesday5086%
Thursday5094%
Friday5086%
Saturday4980%
Sunday4988%

Why it was late

Airline (crew, maintenance, ops) 55%Late inbound plane 31%Air traffic & airport (NAS) 11%Severe weather 3%

All flights SLC → SMF · Connecting off DL 1582? Check the risk

Questions

How often is DL 1582 from SLC to SMF late?

Delta Air Lines 1582 from Salt Lake City, UT to Sacramento, CA arrived 15 or more minutes late, was diverted or was cancelled on 12% of 349 scheduled flights between September 2025 and August 2026. 1.1% 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.