DL4290 DTW → IMT
Delta Air Lines · Detroit, MI to Iron Mountain/Kingsfd, MI · 365 flights observed, 2025-07-01 to 2026-06-30 · 344 mi
On-time arrival
72%
Median delay
-6 min
90th percentile
+131 min
Cancellation rate
3%
How often is DL4290 on time?
Across 365 flights on DTW → IMT from 2025-07-01 to 2026-06-30, DL4290 arrived within 15 minutes of schedule 72% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +131 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 253 | 72% |
| 16-30 min | 13 | 4% |
| 31-60 min | 24 | 7% |
| 61-120 min | 23 | 7% |
| 2+ hrs | 38 | 11% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 83% | +30 min |
| 2025-08 | 31 | 90% | -8 min |
| 2025-09 | 30 | 87% | +18 min |
| 2025-10 | 31 | 74% | +29 min |
| 2025-11 | 29 | 83% | +28 min |
| 2025-12 | 28 | 46% | +56 min |
| 2026-01 | 29 | 52% | +88 min |
| 2026-02 | 27 | 63% | +54 min |
| 2026-03 | 27 | 52% | +61 min |
| 2026-04 | 29 | 72% | +13 min |
| 2026-05 | 31 | 74% | +18 min |
| 2026-06 | 29 | 83% | -3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 50 | 70% |
| Tue | 52 | 63% |
| Wed | 49 | 73% |
| Thu | 51 | 80% |
| Fri | 49 | 76% |
| Sat | 50 | 68% |
| Sun | 50 | 74% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…