Flight OddsDL3840 MSN → DTW
Delta Air Lines · Madison, WI to Detroit, MI · 24 flights observed, 2026-01-19 to 2026-02-11 · 311 mi
DL3840 covers more than one route in the data window — the stats below are for MSN → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
35%
Median delay
+49 min
90th percentile
+169 min
Cancellation rate
0%
How often is DL3840 on time?
Across 24 flights on MSN → DTW from 2026-01-19 to 2026-02-11, DL3840 arrived within 15 minutes of schedule 35% of the time. The median arrival delay was +49 min, and the worst 10% of flights arrived +169 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 8 | 35% |
| 16-30 min | 1 | 4% |
| 31-60 min | 5 | 22% |
| 61-120 min | 3 | 13% |
| 2+ hrs | 6 | 26% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 12 | 33% | +94 min |
| 2026-02 | 11 | 36% | +33 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 25% |
| Tue | 4 | 0% |
| Wed | 3 | 33% |
| Thu | 3 | 33% |
| Fri | 3 | 67% |
| Sat | 3 | 67% |
| Sun | 3 | 33% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…