Flight OddsDL1388 RDU → DTW
Delta Air Lines · Raleigh/Durham, NC to Detroit, MI · 365 flights observed, 2025-07-01 to 2026-06-30 · 501 mi
On-time arrival
93%
Median delay
-16 min
90th percentile
+7 min
Cancellation rate
1%
How often is DL1388 on time?
Across 365 flights on RDU → DTW from 2025-07-01 to 2026-06-30, DL1388 arrived within 15 minutes of schedule 93% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +7 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 337 | 93% |
| 16-30 min | 8 | 2% |
| 31-60 min | 4 | 1% |
| 61-120 min | 4 | 1% |
| 2+ hrs | 8 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 100% | -14 min |
| 2025-08 | 31 | 87% | -7 min |
| 2025-09 | 30 | 100% | -21 min |
| 2025-10 | 31 | 97% | -13 min |
| 2025-11 | 30 | 93% | -12 min |
| 2025-12 | 31 | 74% | +33 min |
| 2026-01 | 29 | 97% | -11 min |
| 2026-02 | 27 | 96% | -18 min |
| 2026-03 | 31 | 97% | -5 min |
| 2026-04 | 30 | 93% | -5 min |
| 2026-05 | 30 | 90% | -7 min |
| 2026-06 | 30 | 97% | -3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 88% |
| Tue | 53 | 98% |
| Wed | 51 | 98% |
| Thu | 52 | 98% |
| Fri | 52 | 87% |
| Sat | 52 | 94% |
| Sun | 50 | 90% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…