ON TIMEBOARD

DL 1508 on time

Delta Air Lines 1508: Atlanta to San Antonio at 11:00 p.m. (past 12 months)

On time
78%
352 flights · likely 73–82%
Cancelled
0.9%
of scheduled flights
Typical arrival
−6 min
median vs schedule
When late
+60 min
average delay
Similar flights
78%
DL, same route & hour

About 1 in 5 DL 1508 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (22%); 0.9% were cancelled. The typical flight landed 6 minutes early.

DL 1508: ATL → SAT

Scheduled to leave Atlanta at 11:00 p.m. local time. Over the past year it arrived on time 78% of the time (352 flights), in line with other DL flights on the route at that hour (78%). Last seen in the data Aug 31, 2026.

Usually Delta Air Lines's last flight of the day from Atlanta to San Antonio (89% of days). Delta Air Lines's last ATL–SAT flight was cancelled 1.4% of the time, against 1.9% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 8:22 a.m. the next morning.

Month by month

40%70%100%Sep 2025: 93% on time (29 flights)93SepOct 2025: 84% on time (31 flights)84OctNov 2025: 66% on time (29 flights)66NovDec 2025: 73% on time (30 flights)73DecJan 2026: 77% on time (31 flights)77JanFeb 2026: 91% on time (23 flights)91FebMar 2026: 83% on time (30 flights)83MarApr 2026: 90% on time (30 flights)90AprMay 2026: 74% on time (31 flights)74MayJun 2026: 80% on time (30 flights)80JunJul 2026: 65% on time (31 flights)65JulAug 2026: 59% on time (27 flights)59Aug

By day of week

DayFlightsOn time
Monday5374%
Tuesday5281%
Wednesday5292%
Thursday5175%
Friday5171%
Saturday4475%
Sunday4978%

Why it was late

Airline (crew, maintenance, ops) 60%Late inbound plane 27%Air traffic & airport (NAS) 12%Severe weather 1%

All flights ATL → SAT · Connecting off DL 1508? Check the risk

Questions

How often is DL 1508 from ATL to SAT late?

Delta Air Lines 1508 from Atlanta, GA to San Antonio, TX arrived 15 or more minutes late, was diverted or was cancelled on 22% of 352 scheduled flights between September 2025 and August 2026. 0.9% 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.