Flight OddsDL4991 MSP → DLH
Delta Air Lines · Minneapolis, MN to Duluth, MN · 19 flights observed, 2025-08-16 to 2025-09-10 · 144 mi
DL4991 covers more than one route in the data window — the stats below are for MSP → DLH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
79%
Median delay
-3 min
90th percentile
+36 min
Cancellation rate
0%
How often is DL4991 on time?
Across 19 flights on MSP → DLH from 2025-08-16 to 2025-09-10, DL4991 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +36 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 | 15 | 79% |
| 16-30 min | 0 | 0% |
| 31-60 min | 4 | 21% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 9 | 89% | -1 min |
| 2025-09 | 10 | 70% | +9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 67% |
| Tue | 3 | 100% |
| Wed | 3 | 67% |
| Thu | 2 | 100% |
| Fri | 2 | 100% |
| Sat | 4 | 75% |
| Sun | 2 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…