ON TIMEBOARD

DL 4013 on time

Delta Air Lines 4013: Detroit to Lexington at 7:55 p.m. (past 12 months)

On time
73%
328 flights · likely 67–77%
Cancelled
1.8%
of scheduled flights
Typical arrival
−4 min
median vs schedule
When late
+101 min
average delay
Similar flights
75%
DL, same route & hour

About 1 in 4 DL 4013 flights from Detroit arrived 15+ minutes late, diverted or cancelled over the past year (27%); 1.8% were cancelled. The typical flight landed 4 minutes early.

DL 4013: DTW → LEX

Scheduled to leave Detroit at 7:55 p.m. local time, operated by SkyWest as OO 4013. Over the past year it arrived on time 73% of the time (328 flights), in line with other DL flights on the route at that hour (75%). Last seen in the data Aug 31, 2026.

Usually Delta Air Lines's last flight of the day from Detroit to Lexington (99% of days). Delta Air Lines's last DTW–LEX flight was cancelled 2.2% of the time, against 1.0% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 8:45 a.m. the next morning.

Month by month

40%70%100%Sep 2025: 92% on time (24 flights)92SepOct 2025: 87% on time (31 flights)87OctNov 2025: 83% on time (30 flights)83NovDec 2025: 63% on time (16 flights)63DecJan 2026: 52% on time (27 flights)52JanFeb 2026: 68% on time (25 flights)68FebMar 2026: 60% on time (30 flights)60MarApr 2026: 77% on time (30 flights)77AprMay 2026: 77% on time (31 flights)77MayJun 2026: 78% on time (27 flights)78JunJul 2026: 52% on time (27 flights)52JulAug 2026: 77% on time (30 flights)77Aug

By day of week

DayFlightsOn time
Monday4971%
Tuesday4881%
Wednesday4969%
Thursday4969%
Friday4967%
Saturday3583%
Sunday4969%

Why it was late

Airline (crew, maintenance, ops) 69%Severe weather 23%Air traffic & airport (NAS) 8%

All flights DTW → LEX · Connecting off DL 4013? Check the risk

Questions

How often is DL 4013 from DTW to LEX late?

Delta Air Lines 4013 from Detroit, MI to Lexington, KY arrived 15 or more minutes late, was diverted or was cancelled on 27% of 328 scheduled flights between September 2025 and August 2026. 1.8% 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.