No delays reported for DL 1388 (RDU → DTW) as of 6:47 PM ET. It arrived on time 96.7% of the time in June-August 2026. When it was late, the average delay was 1h 26m. 1.1% of flights were cancelled. Right now there are no reported delays at RDU, DTW.
Looks on time
Next leg RDU → DTW, scheduled 5:33 AM local time. No delays at RDU right now, and it usually runs on time.
Cancellation risk: Low 1.1% of its flights were cancelled in June-August 2026.
Estimate from the schedule, live position and airport conditions, if this flight operates today. Check Delta for official times.
Before you fly
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Route and schedule
| Leg | Scheduled | On time |
|---|---|---|
| RDU → DTW Raleigh/Durham, NC to Detroit, MI | 5:33 AM → 7:18 AM | 97% |
Local times. Schedules change; check your booking.
How reliable is DL 1388?
| Arrived on time (within 15 min) | 96.7% |
| Average delay when late | 86 min |
| Cancelled | 1.1% |
| Diverted | 0% |
| Flights tracked | 92 |
Best and worst days to fly DL 1388
DL 1388 was most reliable on Mondays (100% on time) and least reliable on Wednesdays (92%).
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Why it runs late
| Late-arriving plane | |
| Airline (crew, maintenance) | |
| Air traffic system | |
| Extreme weather |
Share of delay minutes by cause, as reported by Delta to the Department of Transportation.
Other flights RDU → DTW
All flights on this route, ranked
Live status at its airports
We show airport-wide airport status, not this flight's gate or live position. For that, check the Delta app.
Delta delays and what you're owed · Airline phone numbers
About this data
On-time history: U.S. Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, June-August 2026. Live conditions: live airport status. "On time" means arriving within 15 minutes of schedule.
Common questions
Is DL 1388 delayed today?
Right now there are no reported delays at RDU, DTW. Checked 6:47 PM ET. For this flight's gate and exact status, check the Delta app.
Is DL 1388 usually on time?
DL 1388 arrived within 15 minutes of schedule 96.7% of the time in June-August 2026, with an average delay of 86 minutes when late.
How often is DL 1388 cancelled?
1.1% of DL 1388 flights were cancelled in June-August 2026.