ON TIMEBOARD

DL 4880 on time

Delta Air Lines 4880: Detroit to Grand Rapids at 10:55 p.m. (past 12 months)

On time
78%
139 flights · likely 70–84%
Cancelled
2.9%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+140 min
average delay
Similar flights
68%
DL, same route & hour

About 1 in 4 DL 4880 flights from Detroit arrived 15+ minutes late, diverted or cancelled over the past year (22%); 2.9% were cancelled. The typical flight landed 7 minutes early.

DL 4880: DTW → GRR

Scheduled to leave Detroit at 10:55 p.m. local time, operated by Endeavor Air as 9E 4880. Over the past year it arrived on time 78% of the time (139 flights), better than other DL flights on the route at that hour (68%). Last seen in the data Aug 31, 2026.

Usually Delta Air Lines's last flight of the day from Detroit to Grand Rapids (100% of days). Delta Air Lines's last DTW–GRR flight was cancelled 2.7% of the time, against 0.7% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 8:50 a.m. the next morning.

Month by month

40%70%100%Apr 2025: 67% on time (15 flights)67AprMay 2025: too few flights (4 flights)MayJun 2025: 52% on time (23 flights)52JunJul 2025: 77% on time (31 flights)77JulAug 2025: 81% on time (31 flights)81AugSep 2025: 90% on time (30 flights)90SepOct 2025: too few flights (4 flights)OctJan 2026: 64% on time (22 flights)64JanFeb 2026: too few flights (9 flights)FebJun 2026: 76% on time (21 flights)76JunJul 2026: 67% on time (27 flights)67JulAug 2026: 85% on time (26 flights)85Aug

By day of week

DayFlightsOn time
Monday2467%
Tuesday2492%
Wednesday2282%
Thursday2273%
Friday2282%
Saturday5—
Sunday2070%

Why it was late

Airline (crew, maintenance, ops) 42%Severe weather 20%Late inbound plane 20%Air traffic & airport (NAS) 19%

All flights DTW → GRR · Connecting off DL 4880? Check the risk

Questions

How often is DL 4880 from DTW to GRR late?

Delta Air Lines 4880 from Detroit, MI to Grand Rapids, MI arrived 15 or more minutes late, was diverted or was cancelled on 22% of 139 scheduled flights between September 2025 and August 2026. 2.9% 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.