Flight OddsDelta Air Lines · Raleigh/Durham, NC to Minneapolis, MN · 190 flights observed, 2025-07-01 to 2026-06-26 · 980 mi
DL2521 covers more than one route in the data window — the stats below are for RDU → MSP, the one it has flown most recently. The others are linked under “Other routes”.
How often is DL2521 on time?
Across 190 flights on RDU → MSP from 2025-07-01 to 2026-06-26, DL2521 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +30 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 | 159 | 84% |
| 16-30 min | 12 | 6% |
| 31-60 min | 9 | 5% |
| 61-120 min | 6 | 3% |
| 2+ hrs | 4 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 65% | +17 min |
| 2025-08 | 31 | 90% | -6 min |
| 2025-09 | 30 | 77% | +10 min |
| 2025-10 | 28 | 100% | -15 min |
| 2025-11 | 26 | 88% | -4 min |
| 2025-12 | 1 | 100% | -9 min |
| 2026-05 | 20 | 90% | -7 min |
| 2026-06 | 23 | 78% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 29 | 90% |
| Tue | 29 | 93% |
| Wed | 29 | 90% |
| Thu | 30 | 80% |
| Fri | 30 | 83% |
| Sat | 15 | 67% |
| Sun | 28 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…