Flight OddsDL3981 DTW → MDT
Delta Air Lines · Detroit, MI to Harrisburg, PA · 48 flights observed, 2026-01-08 to 2026-06-06 · 371 mi
DL3981 covers more than one route in the data window — the stats below are for DTW → MDT, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
74%
Median delay
-6 min
90th percentile
+93 min
Cancellation rate
2%
How often is DL3981 on time?
Across 48 flights on DTW → MDT from 2026-01-08 to 2026-06-06, DL3981 arrived within 15 minutes of schedule 74% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +93 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 35 | 74% |
| 16-30 min | 4 | 9% |
| 31-60 min | 2 | 4% |
| 61-120 min | 3 | 6% |
| 2+ hrs | 3 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 12 | 58% | +38 min |
| 2026-02 | 5 | 60% | +35 min |
| 2026-05 | 24 | 88% | -1 min |
| 2026-06 | 6 | 67% | +10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 56% |
| Tue | 4 | 100% |
| Wed | 4 | 50% |
| Thu | 10 | 90% |
| Fri | 10 | 60% |
| Sat | 5 | 100% |
| Sun | 5 | 80% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…