Flight OddsDTW → GRR Delta Air Lines
Delta Air Lines · Detroit, MI to Grand Rapids, MI · 2,343 flights, 2025-07-01 to 2026-06-30 · aggregated across 83 flight numbers
On-time arrival
74%
Median delay
-5 min
90th percentile
+78 min
Cancellation rate
1%
How on-time is Delta Air Lines from DTW to GRR?
Across every Delta Air Lines flight number on DTW → GRR (2,343 flights, 2025-07-01 to 2026-06-30), 74% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +78 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,714 | 74% |
| 16-30 min | 139 | 6% |
| 31-60 min | 166 | 7% |
| 61-120 min | 165 | 7% |
| 2+ hrs | 138 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 233 | 69% | +22 min |
| 2025-08 | 212 | 79% | +8 min |
| 2025-09 | 197 | 87% | +1 min |
| 2025-10 | 207 | 87% | +2 min |
| 2025-11 | 190 | 82% | +12 min |
| 2025-12 | 172 | 47% | +59 min |
| 2026-01 | 169 | 55% | +49 min |
| 2026-02 | 161 | 70% | +17 min |
| 2026-03 | 178 | 55% | +51 min |
| 2026-04 | 192 | 79% | +10 min |
| 2026-05 | 210 | 86% | +2 min |
| 2026-06 | 201 | 81% | +8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 340 | 70% |
| Tue | 347 | 74% |
| Wed | 340 | 76% |
| Thu | 337 | 77% |
| Fri | 335 | 71% |
| Sat | 291 | 82% |
| Sun | 332 | 68% |
DL flight numbers on DTW → GRR
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…