Flight OddsDL3501 MDW → DTW
Delta Air Lines · Chicago, IL to Detroit, MI · 129 flights observed, 2025-07-01 to 2025-11-08 · 228 mi
DL3501 covers more than one route in the data window — the stats below are for MDW → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-9 min
90th percentile
+35 min
Cancellation rate
1%
How often is DL3501 on time?
Across 129 flights on MDW → DTW from 2025-07-01 to 2025-11-08, DL3501 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +35 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 109 | 85% |
| 16-30 min | 4 | 3% |
| 31-60 min | 4 | 3% |
| 61-120 min | 7 | 5% |
| 2+ hrs | 4 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 77% | +6 min |
| 2025-08 | 30 | 80% | +13 min |
| 2025-09 | 30 | 87% | -4 min |
| 2025-10 | 30 | 93% | -3 min |
| 2025-11 | 7 | 100% | -2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 17 | 82% |
| Tue | 19 | 89% |
| Wed | 19 | 84% |
| Thu | 19 | 79% |
| Fri | 18 | 83% |
| Sat | 18 | 89% |
| Sun | 18 | 89% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…