ON TIMEBOARD

DL 1161 on time

Delta Air Lines 1161: Salt Lake City to Los Angeles at 5:10 p.m. (past 12 months)

On time
81%
356 flights · likely 76–85%
Cancelled
0.6%
of scheduled flights
Typical arrival
−8 min
median vs schedule
When late
+57 min
average delay
Similar flights
81%
DL, same route & hour

About 1 in 5 DL 1161 flights from Salt Lake City arrived 15+ minutes late, diverted or cancelled over the past year (19%); 0.6% were cancelled. The typical flight landed 8 minutes early.

DL 1161: SLC → LAX

Scheduled to leave Salt Lake City at 5:10 p.m. local time. Over the past year it arrived on time 81% of the time (356 flights), in line with other DL flights on the route at that hour (81%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 82% on time (22 flights)82SepOct 2025: 81% on time (31 flights)81OctNov 2025: 87% on time (30 flights)87NovDec 2025: 74% on time (31 flights)74DecJan 2026: 94% on time (31 flights)94JanFeb 2026: 78% on time (27 flights)78FebMar 2026: 90% on time (31 flights)90MarApr 2026: 80% on time (30 flights)80AprMay 2026: 87% on time (31 flights)87MayJun 2026: 73% on time (30 flights)73JunJul 2026: 84% on time (31 flights)84JulAug 2026: 61% on time (31 flights)61Aug

By day of week

DayFlightsOn time
Monday5178%
Tuesday5080%
Wednesday5092%
Thursday5180%
Friday5178%
Saturday5281%
Sunday5176%

Why it was late

Airline (crew, maintenance, ops) 53%Late inbound plane 35%Air traffic & airport (NAS) 8%Severe weather 4%

All flights SLC → LAX · Connecting off DL 1161? Check the risk

Questions

How often is DL 1161 from SLC to LAX late?

Delta Air Lines 1161 from Salt Lake City, UT to Los Angeles, CA arrived 15 or more minutes late, was diverted or was cancelled on 19% of 356 scheduled flights between September 2025 and August 2026. 0.6% 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.