ON TIMEBOARD

DL 501 on time

Delta Air Lines 501: Atlanta to Los Angeles at 10:25 a.m. (past 12 months)

On time
84%
363 flights · likely 80–87%
Cancelled
1.1%
of scheduled flights
Typical arrival
−6 min
median vs schedule
When late
+50 min
average delay
Similar flights
84%
DL, same route & hour

About 1 in 6 DL 501 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (16%); 1.1% were cancelled. The typical flight landed 6 minutes early.

DL 501: ATL → LAX

Scheduled to leave Atlanta at 10:25 a.m. local time. Over the past year it arrived on time 84% of the time (363 flights), in line with other DL flights on the route at that hour (84%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 93% on time (30 flights)93SepOct 2025: 97% on time (31 flights)97OctNov 2025: 90% on time (30 flights)90NovDec 2025: 84% on time (31 flights)84DecJan 2026: 70% on time (30 flights)70JanFeb 2026: 71% on time (28 flights)71FebMar 2026: 87% on time (31 flights)87MarApr 2026: 87% on time (30 flights)87AprMay 2026: 77% on time (31 flights)77MayJun 2026: 83% on time (30 flights)83JunJul 2026: 84% on time (31 flights)84JulAug 2026: 83% on time (30 flights)83Aug

By day of week

DayFlightsOn time
Monday5281%
Tuesday5283%
Wednesday5288%
Thursday5288%
Friday5287%
Saturday5180%
Sunday5281%

Why it was late

Airline (crew, maintenance, ops) 70%Air traffic & airport (NAS) 19%Late inbound plane 10%Severe weather 2%

All flights ATL → LAX · Connecting off DL 501? Check the risk

Questions

How often is DL 501 from ATL to LAX late?

Delta Air Lines 501 from Atlanta, GA to Los Angeles, CA arrived 15 or more minutes late, was diverted or was cancelled on 16% of 363 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.