Route Reliability
Las Vegas → Atlanta
LAS–ATL · 1,747 miles · Harry Reid International Airport to Hartsfield–Jackson Atlanta International Airport
- 85%
- Arrive within 15 minutes
- 2 min
- Average arrival delay
- 1.1%
- Cancelled
- 4,840
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Delta Air Lines87%3,356 flights
- 2.Southwest Airlines85%721 flights
- 3.Spirit Airlines80%220 flights
- 4.Frontier Airlines74%543 flights
What the data says
The 6–9 AM departure wins.
LAS–ATL flights departing between 6–9 AM arrived on time 91% of the time, versus 79% between 12–3 AM.
Monday is the weak spot.
LAS–ATL flights arrived on time 92% of the time on Wednesdays. On Mondays: 82%.
Delta Air Lines runs this route best.
Delta Air Lines arrived on time 87% of the time on this route; Frontier Airlines managed 74%.
Slipping a little lately.
LAS–ATL flights arrived on time 84% of the time over the last three months in the data, compared with 89% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon82%(711 flights)
- Tue88%(662 flights)
- Wed92%(650 flights)
- Thu83%(699 flights)
- Fri82%(687 flights)
- Sat86%(648 flights)
- Sun82%(713 flights)
- 12–3 AM79%(227 flights)
- 6–9 AM91%(1124 flights)
- 9 AM–12 PM88%(859 flights)
- 12–3 PM81%(1024 flights)
- 3–6 PM84%(170 flights)
- 6–9 PM—(1 flights)
- 9 PM–12 AM82%(1365 flights)
Jun 75% → May 83% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 75% | 422 |
| July 2025 | 78% | 407 |
| August 2025 | 87% | 399 |
| September 2025 | 88% | 389 |
| October 2025 | 87% | 412 |
| November 2025 | 86% | 387 |
| December 2025 | 89% | 422 |
| January 2026 | 87% | 373 |
| February 2026 | 90% | 340 |
| March 2026 | 81% | 393 |
| April 2026 | 89% | 420 |
| May 2026 | 83% | 406 |
Keep nerding
Based on 4,840 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.