Flight OddsDL1427 RDU → DTW
Delta Air Lines · Raleigh/Durham, NC to Detroit, MI · 247 flights observed, 2025-07-06 to 2026-06-26 · 501 mi
DL1427 covers more than one route in the data window — the stats below are for RDU → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
95%
Median delay
-9 min
90th percentile
+6 min
Cancellation rate
2%
How often is DL1427 on time?
Across 247 flights on RDU → DTW from 2025-07-06 to 2026-06-26, DL1427 arrived within 15 minutes of schedule 95% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +6 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 231 | 95% |
| 16-30 min | 4 | 2% |
| 31-60 min | 4 | 2% |
| 61-120 min | 3 | 1% |
| 2+ hrs | 1 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 26 | 96% | -7 min |
| 2025-08 | 26 | 88% | -3 min |
| 2025-09 | 22 | 100% | -10 min |
| 2025-10 | 26 | 100% | -9 min |
| 2025-11 | 24 | 100% | -10 min |
| 2025-12 | 15 | 80% | +13 min |
| 2026-01 | 6 | 100% | -9 min |
| 2026-02 | 5 | 100% | -18 min |
| 2026-03 | 20 | 90% | -5 min |
| 2026-04 | 25 | 96% | -8 min |
| 2026-05 | 25 | 96% | -3 min |
| 2026-06 | 23 | 96% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 42 | 100% |
| Tue | 39 | 97% |
| Wed | 39 | 97% |
| Thu | 40 | 88% |
| Fri | 39 | 90% |
| Sat | 5 | 100% |
| Sun | 39 | 97% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…