ON TIMEBOARD

DL 2777 on time

Delta Air Lines 2777: Detroit to Atlanta at 9:25 a.m. (past 12 months)

On time
88%
298 flights · likely 83–91%
Cancelled
0.0%
of scheduled flights
Typical arrival
−9 min
median vs schedule
When late
+78 min
average delay
Similar flights
90%
DL, same route & hour

About 1 in 8 DL 2777 flights from Detroit arrived 15+ minutes late, diverted or cancelled over the past year (12%); 0.0% were cancelled. The typical flight landed 9 minutes early.

DL 2777: DTW → ATL

Scheduled to leave Detroit at 9:25 a.m. local time. Over the past year it arrived on time 88% of the time (298 flights), in line with other DL flights on the route at that hour (90%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 95% on time (21 flights)95SepOct 2025: 91% on time (23 flights)91OctNov 2025: 81% on time (21 flights)81NovDec 2025: 72% on time (18 flights)72DecJan 2026: too few flights (14 flights)JanFeb 2026: 88% on time (17 flights)88FebMar 2026: 81% on time (31 flights)81MarApr 2026: 100% on time (30 flights)100AprMay 2026: 90% on time (31 flights)90MayJun 2026: 97% on time (30 flights)97JunJul 2026: 81% on time (31 flights)81JulAug 2026: 94% on time (31 flights)94Aug

By day of week

DayFlightsOn time
Monday4484%
Tuesday4290%
Wednesday4288%
Thursday4495%
Friday4484%
Saturday3990%
Sunday4381%

Why it was late

Airline (crew, maintenance, ops) 61%Late inbound plane 17%Air traffic & airport (NAS) 15%Severe weather 6%

All flights DTW → ATL · Connecting off DL 2777? Check the risk

Questions

How often is DL 2777 from DTW to ATL late?

Delta Air Lines 2777 from Detroit, MI to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 12% of 298 scheduled flights between September 2025 and August 2026. 0.0% 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.