Delta Air Lines RDU to ATL on-time performance
Delta Air Lines nonstop flights from Raleigh/Durham to Atlanta · Aug 2025 – Jul 2026
On-time arrivals
89%
arrived < 15 min late
Cancelled
1.5%
56 flights
Avg arrival delay
10 min
84 min when late
Rank on route
#2 of 3
route average 87% on time
Key facts
- Delta Air Lines flights on RDU to ATL arrived on time 89% of the time in Aug 2025 – Jul 2026.
- 1.5% were cancelled, and 4% arrived an hour or more late.
- That ranks #2 of 3 airlines on this route, which averaged 87% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (38%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)38%
- Late-arriving aircraft33%
- Air traffic control & airport congestion28%
- Extreme weather1%
- Security0%
Other airlines on RDU to ATL
- Frontier Airlines75% on time · 28 min avg delay
- Southwest Airlines91% on time · 7 min avg delay
Full RDU to ATL comparison →
Delta Air Lines on-time record across all routes →
3,802 Delta Air Lines flights tracked on this route; 56 cancelled, 8 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.