ON TIMEBOARD

DL 2940 on time

Delta Air Lines 2940: Atlanta to Detroit at 10:59 p.m. (past 12 months)

On time
72%
354 flights · likely 67–76%
Cancelled
0.9%
of scheduled flights
Typical arrival
−3 min
median vs schedule
When late
+62 min
average delay
Similar flights
72%
DL, same route & hour

About 1 in 4 DL 2940 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (28%); 0.9% were cancelled. The typical flight landed 3 minutes early.

DL 2940: ATL → DTW

Scheduled to leave Atlanta at 10:59 p.m. local time. Over the past year it arrived on time 72% of the time (354 flights), in line with other DL flights on the route at that hour (72%). Last seen in the data Aug 31, 2026.

Usually Delta Air Lines's last flight of the day from Atlanta to Detroit (100% of days). Delta Air Lines's last ATL–DTW flight was cancelled 0.8% of the time, against 0.5% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 7:00 a.m. the next morning.

Month by month

40%70%100%Sep 2025: 70% on time (30 flights)70SepOct 2025: 65% on time (31 flights)65OctNov 2025: 69% on time (29 flights)69NovDec 2025: 76% on time (29 flights)76DecJan 2026: 84% on time (31 flights)84JanFeb 2026: 79% on time (28 flights)79FebMar 2026: 58% on time (31 flights)58MarApr 2026: 87% on time (30 flights)87AprMay 2026: 68% on time (31 flights)68MayJun 2026: 74% on time (27 flights)74JunJul 2026: 65% on time (26 flights)65JulAug 2026: 71% on time (31 flights)71Aug

By day of week

DayFlightsOn time
Monday5263%
Tuesday5184%
Wednesday5188%
Thursday4973%
Friday5068%
Saturday5167%
Sunday5060%

Why it was late

Airline (crew, maintenance, ops) 59%Late inbound plane 29%Air traffic & airport (NAS) 10%Severe weather 1%

All flights ATL → DTW · Connecting off DL 2940? Check the risk

Questions

How often is DL 2940 from ATL to DTW late?

Delta Air Lines 2940 from Atlanta, GA to Detroit, MI arrived 15 or more minutes late, was diverted or was cancelled on 28% of 354 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.