Flight OddsDL4051 GRR → DTW
Delta Air Lines · Grand Rapids, MI to Detroit, MI · 19 flights observed, 2026-02-12 to 2026-03-06 · 120 mi
DL4051 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
78%
Median delay
-15 min
90th percentile
+25 min
Cancellation rate
5%
How often is DL4051 on time?
Across 19 flights on GRR → DTW from 2026-02-12 to 2026-03-06, DL4051 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +25 min or later. 5% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 14 | 78% |
| 16-30 min | 2 | 11% |
| 31-60 min | 1 | 6% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 13 | 77% | +16 min |
| 2026-03 | 5 | 80% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 67% |
| Tue | 3 | 100% |
| Wed | 3 | 100% |
| Thu | 4 | 75% |
| Fri | 3 | 100% |
| Sat | No data | — |
| Sun | 2 | 0% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…