Delta Air Lines ATL to LAS on-time performance
Delta Air Lines nonstop flights from Atlanta to Las Vegas · Aug 2025 – Jul 2026
On-time arrivals
78%
arrived < 15 min late
Cancelled
0.6%
21 flights
Avg arrival delay
14 min
56 min when late
Rank on route
#2 of 4
route average 76% on time
Key facts
- Delta Air Lines flights on ATL to LAS arrived on time 78% of the time in Aug 2025 – Jul 2026.
- 0.6% were cancelled, and 7% arrived an hour or more late.
- That ranks #2 of 4 airlines on this route, which averaged 76% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (51%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)51%
- Air traffic control & airport congestion26%
- Late-arriving aircraft17%
- Extreme weather5%
- Security0%
Other airlines on ATL to LAS
- Southwest Airlines76% on time · 12 min avg delay
- Frontier Airlines64% on time · 34 min avg delay
- Spirit Airlines80% on time · 15 min avg delay
Full ATL to LAS comparison →
Delta Air Lines on-time record across all routes →
3,322 Delta Air Lines flights tracked on this route; 21 cancelled, 4 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.