About 1 in 8 DL 2164 flights from Detroit arrived 15+ minutes late, diverted or cancelled over the past year (12%); 1.4% were cancelled. The typical flight landed 12 minutes early.
DL 2164: DTW → RDU
Scheduled to leave Detroit at 10:15 a.m. local time. Over the past year it arrived on time 88% of the time (348 flights), in line with other DL flights on the route at that hour (87%). Last seen in the data Aug 31, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 52 | 88% |
| Tuesday | 52 | 92% |
| Wednesday | 51 | 86% |
| Thursday | 51 | 92% |
| Friday | 51 | 90% |
| Saturday | 39 | 85% |
| Sunday | 52 | 81% |
Why it was late
All flights DTW → RDU · Connecting off DL 2164? Check the risk
Questions
How often is DL 2164 from DTW to RDU late?
Delta Air Lines 2164 from Detroit, MI to Raleigh/Durham, NC arrived 15 or more minutes late, was diverted or was cancelled on 12% of 348 scheduled flights between September 2025 and August 2026. 1.4% were cancelled.
Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Delta Air Lines for today's flight. Method.