Flight OddsDL3827 GRR → DTW
Delta Air Lines · Grand Rapids, MI to Detroit, MI · 23 flights observed, 2025-11-09 to 2025-12-01 · 120 mi
DL3827 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
87%
Median delay
-15 min
90th percentile
+23 min
Cancellation rate
0%
How often is DL3827 on time?
Across 23 flights on GRR → DTW from 2025-11-09 to 2025-12-01, DL3827 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +23 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 20 | 87% |
| 16-30 min | 1 | 4% |
| 31-60 min | 0 | 0% |
| 61-120 min | 1 | 4% |
| 2+ hrs | 1 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 22 | 86% | +8 min |
| 2025-12 | 1 | 100% | -14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 100% |
| Tue | 3 | 100% |
| Wed | 3 | 100% |
| Thu | 3 | 67% |
| Fri | 3 | 100% |
| Sat | 3 | 100% |
| Sun | 4 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…