ON TIMEBOARD

DL 369 on time

Delta Air Lines 369: Detroit to San Diego at 4:35 p.m. (past 12 months)

On time
71%
364 flights · likely 66–75%
Cancelled
0.8%
of scheduled flights
Typical arrival
+1 min
median vs schedule
When late
+56 min
average delay
Similar flights
70%
DL, same route & hour

About 1 in 3 DL 369 flights from Detroit arrived 15+ minutes late, diverted or cancelled over the past year (29%); 0.8% were cancelled. The typical flight landed 1 minutes late.

DL 369: DTW → SAN

Scheduled to leave Detroit at 4:35 p.m. local time. Over the past year it arrived on time 71% of the time (364 flights), in line with other DL flights on the route at that hour (70%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 87% on time (30 flights)87SepOct 2025: 87% on time (31 flights)87OctNov 2025: 69% on time (29 flights)69NovDec 2025: 52% on time (31 flights)52DecJan 2026: 45% on time (31 flights)45JanFeb 2026: 68% on time (28 flights)68FebMar 2026: 77% on time (31 flights)77MarApr 2026: 83% on time (30 flights)83AprMay 2026: 68% on time (31 flights)68MayJun 2026: 77% on time (30 flights)77JunJul 2026: 71% on time (31 flights)71JulAug 2026: 65% on time (31 flights)65Aug

By day of week

DayFlightsOn time
Monday5366%
Tuesday5277%
Wednesday5275%
Thursday5165%
Friday5260%
Saturday5285%
Sunday5267%

Why it was late

Airline (crew, maintenance, ops) 42%Late inbound plane 30%Air traffic & airport (NAS) 23%Severe weather 5%

All flights DTW → SAN · Connecting off DL 369? Check the risk

Questions

How often is DL 369 from DTW to SAN late?

Delta Air Lines 369 from Detroit, MI to San Diego, CA arrived 15 or more minutes late, was diverted or was cancelled on 29% of 364 scheduled flights between September 2025 and August 2026. 0.8% 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.