Delta Air Lines ATL to GSP on-time performance
Delta Air Lines nonstop flights from Atlanta to Greer · Aug 2025 – Jul 2026
On-time arrivals
84%
arrived < 15 min late
Cancelled
1.6%
46 flights
Avg arrival delay
10 min
58 min when late
Rank on route
#1 of 1
route average 84% on time
Key facts
- Delta Air Lines flights on ATL to GSP arrived on time 84% of the time in Aug 2025 – Jul 2026.
- 1.6% were cancelled, and 5% arrived an hour or more late.
- That ranks #1 of 1 airlines on this route, which averaged 84% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (53%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)53%
- Late-arriving aircraft26%
- Air traffic control & airport congestion13%
- Extreme weather9%
- Security0%
Other airlines on ATL to GSP
2,818 Delta Air Lines flights tracked on this route; 46 cancelled, 3 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.