Flight OddsDL4992 DSM → DTW
Delta Air Lines · Des Moines, IA to Detroit, MI · 106 flights observed, 2025-08-11 to 2025-12-13 · 534 mi
DL4992 covers more than one route in the data window — the stats below are for DSM → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
90%
Median delay
-11 min
90th percentile
+12 min
Cancellation rate
6%
How often is DL4992 on time?
Across 106 flights on DSM → DTW from 2025-08-11 to 2025-12-13, DL4992 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +12 min or later. 6% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 90 | 90% |
| 16-30 min | 1 | 1% |
| 31-60 min | 3 | 3% |
| 61-120 min | 5 | 5% |
| 2+ hrs | 1 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 17 | 94% | -5 min |
| 2025-09 | 27 | 93% | -5 min |
| 2025-10 | 30 | 90% | -4 min |
| 2025-11 | 23 | 87% | +4 min |
| 2025-12 | 3 | 67% | +14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 16 | 94% |
| Tue | 15 | 93% |
| Wed | 15 | 93% |
| Thu | 14 | 86% |
| Fri | 16 | 94% |
| Sat | 11 | 73% |
| Sun | 13 | 92% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…