About 1 in 4 DL 1518 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (25%); 1.2% were cancelled. The typical flight landed 5 minutes early.
DL 1518: ATL → RDU
Scheduled to leave Atlanta at 7:20 p.m. local time. Over the past year it arrived on time 75% of the time (339 flights), in line with other DL flights on the route at that hour (74%). Last seen in the data Aug 31, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 51 | 73% |
| Tuesday | 47 | 77% |
| Wednesday | 47 | 85% |
| Thursday | 49 | 78% |
| Friday | 49 | 67% |
| Saturday | 46 | 72% |
| Sunday | 50 | 74% |
Why it was late
All flights ATL → RDU · Connecting off DL 1518? Check the risk
Questions
How often is DL 1518 from ATL to RDU late?
Delta Air Lines 1518 from Atlanta, GA to Raleigh/Durham, NC arrived 15 or more minutes late, was diverted or was cancelled on 25% of 339 scheduled flights between September 2025 and August 2026. 1.2% 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.