Flight OddsDL4139 MSP → RAP
Delta Air Lines · Minneapolis, MN to Rapid City, SD · 36 flights observed, 2025-07-06 to 2025-08-10 · 490 mi
DL4139 covers more than one route in the data window — the stats below are for MSP → RAP, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
86%
Median delay
-10 min
90th percentile
+25 min
Cancellation rate
0%
How often is DL4139 on time?
Across 36 flights on MSP → RAP from 2025-07-06 to 2025-08-10, DL4139 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +25 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 | 31 | 86% |
| 16-30 min | 2 | 6% |
| 31-60 min | 3 | 8% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 26 | 88% | -5 min |
| 2025-08 | 10 | 80% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 5 | 100% |
| Wed | 5 | 100% |
| Thu | 5 | 80% |
| Fri | 5 | 40% |
| Sat | 5 | 100% |
| Sun | 6 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…