Flight OddsDL1238 BOS → MSP
Delta Air Lines · Boston, MA to Minneapolis, MN · 160 flights observed, 2025-07-05 to 2025-12-19 · 1,124 mi
DL1238 covers more than one route in the data window — the stats below are for BOS → MSP, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
91%
Median delay
-10 min
90th percentile
+11 min
Cancellation rate
0%
How often is DL1238 on time?
Across 160 flights on BOS → MSP from 2025-07-05 to 2025-12-19, DL1238 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +11 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 | 146 | 91% |
| 16-30 min | 5 | 3% |
| 31-60 min | 6 | 4% |
| 61-120 min | 2 | 1% |
| 2+ hrs | 1 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 23 | 91% | -4 min |
| 2025-08 | 29 | 93% | -7 min |
| 2025-09 | 30 | 93% | -10 min |
| 2025-10 | 30 | 93% | -9 min |
| 2025-11 | 29 | 90% | -9 min |
| 2025-12 | 19 | 84% | +10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 24 | 100% |
| Tue | 24 | 88% |
| Wed | 24 | 88% |
| Thu | 23 | 87% |
| Fri | 23 | 96% |
| Sat | 24 | 92% |
| Sun | 18 | 89% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…