Flight OddsDL1891 PWM → DTW
Delta Air Lines · Portland, ME to Detroit, MI · 123 flights observed, 2025-07-01 to 2025-11-07 · 668 mi
DL1891 covers more than one route in the data window — the stats below are for PWM → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
83%
Median delay
-15 min
90th percentile
+80 min
Cancellation rate
1%
How often is DL1891 on time?
Across 123 flights on PWM → DTW from 2025-07-01 to 2025-11-07, DL1891 arrived within 15 minutes of schedule 83% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +80 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 | 100 | 83% |
| 16-30 min | 8 | 7% |
| 31-60 min | 0 | 0% |
| 61-120 min | 5 | 4% |
| 2+ hrs | 8 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 28 | 75% | +34 min |
| 2025-08 | 30 | 73% | +38 min |
| 2025-09 | 30 | 87% | +14 min |
| 2025-10 | 28 | 93% | -6 min |
| 2025-11 | 5 | 100% | -16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 17 | 76% |
| Tue | 19 | 79% |
| Wed | 18 | 100% |
| Thu | 19 | 74% |
| Fri | 19 | 100% |
| Sat | 14 | 71% |
| Sun | 15 | 73% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…