ON TIMEBOARD

DL 1012 on time

Delta Air Lines 1012: Detroit to Austin at 12:53 p.m. (past 12 months)

On time
80%
279 flights · likely 75–84%
Cancelled
1.1%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+41 min
average delay
Similar flights
80%
DL, same route & hour

About 1 in 5 DL 1012 flights from Detroit arrived 15+ minutes late, diverted or cancelled over the past year (20%); 1.1% were cancelled. The typical flight landed 7 minutes early.

DL 1012: DTW → AUS

Scheduled to leave Detroit at 12:53 p.m. local time. Over the past year it arrived on time 80% of the time (279 flights), in line with other DL flights on the route at that hour (80%). Last seen in the data Aug 31, 2026.

Month by month

30%65%100%Jul 2025: 42% on time (26 flights)42JulAug 2025: 68% on time (31 flights)68AugSep 2025: 97% on time (30 flights)97SepOct 2025: 87% on time (31 flights)87OctNov 2025: 86% on time (28 flights)86NovDec 2025: 68% on time (19 flights)68DecMar 2026: 92% on time (24 flights)92MarApr 2026: 90% on time (30 flights)90AprMay 2026: 76% on time (29 flights)76MayJun 2026: 73% on time (30 flights)73JunJul 2026: 65% on time (31 flights)65JulAug 2026: 63% on time (27 flights)63Aug

By day of week

DayFlightsOn time
Monday4276%
Tuesday4185%
Wednesday4185%
Thursday4080%
Friday4070%
Saturday3580%
Sunday4083%

Why it was late

Air traffic & airport (NAS) 47%Airline (crew, maintenance, ops) 31%Late inbound plane 16%Severe weather 6%

All flights DTW → AUS · Connecting off DL 1012? Check the risk

Questions

How often is DL 1012 from DTW to AUS late?

Delta Air Lines 1012 from Detroit, MI to Austin, TX arrived 15 or more minutes late, was diverted or was cancelled on 20% of 279 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.