DL5525 GRR → DTW

Delta Air Lines · Grand Rapids, MI to Detroit, MI · 32 flights observed, 2026-01-05 to 2026-03-06 · 120 mi

This flight's reliability varies a lot by day of week — 100% on-time on Tuesdays vs. 60% on Sundays.

DL5525 covers more than one route in the data window — the stats below are for GRR → DTW, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
81%
Median delay
-17 min
90th percentile
+32 min
Cancellation rate
0%

How often is DL5525 on time?

Across 32 flights on GRR → DTW from 2026-01-05 to 2026-03-06, DL5525 arrived within 15 minutes of schedule 81% of the time. The median arrival delay was -17 min, and the worst 10% of flights arrived +32 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time2681%
16-30 min26%
31-60 min39%
61-120 min13%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-011275%-4 min
2026-021486%-12 min
2026-03683%+4 min

Performance by day of week

DayFlightsOn-time
Mon580%
Tue5100%
Wed580%
Thu667%
Fri6100%
SatNo data—
Sun560%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…