BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
LAS→ATL

Las Vegas, NV (LAS) to Atlanta, GA (ATL) flight delay odds

84.2% of 4,791 official scheduled LAS-to-ATL flights arrived on time; 9.2% arrived at least 30 minutes late and 0.9% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
84.2%arrived on time
9.2%30+ min late
0.9%cancelled
4,791scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.8%all scheduled flights
120+ minutes late1.9%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+1.2 mincompleted flights

Which departure time was most reliable for LAS to ATL?

Among qualifying LAS-to-ATL departure window results, Early morning had the highest on-time rate: 89.8% of 1,195 flights. Evening was lowest at 78.0% across 41 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning1,19589.8%4.9%1.0%
Late morning86686.8%6.9%0.5%
Afternoon1,12080.6%12.3%0.6%
Evening4178.0%14.6%0.0%
Night1,56981.1%11.5%1.2%

Which weekday was most reliable for LAS to ATL?

Among qualifying LAS-to-ATL weekday results, Wednesday had the highest on-time rate: 91.2% of 649 flights. Friday was lowest at 80.6% across 700 flights.

DayFlightsOn time30+ minCancelled
Monday70981.9%11.1%0.8%
Tuesday67387.5%6.8%0.0%
Wednesday64991.2%4.6%0.2%
Thursday69683.5%9.9%0.4%
Friday70080.6%11.7%1.6%
Saturday66084.2%8.5%1.8%
Sunday70481.0%11.5%1.3%

Which airline was most reliable for LAS to ATL?

Among qualifying LAS-to-ATL airline results, Delta Air Lines had the highest on-time rate: 86.7% of 3,327 flights. Frontier Airlines was lowest at 72.7% across 561 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines3,32786.7%8.3%0.7%
Southwest Airlines72082.1%7.4%0.7%
Frontier Airlines56172.7%16.0%2.1%
Spirit Airlines18381.4%13.1%0.5%

Which month was most reliable for LAS to ATL?

Among qualifying LAS-to-ATL month results, February 2026 had the highest on-time rate: 89.1% of 341 flights. July 2025 was lowest at 75.2% across 416 flights.

MonthFlightsOn time30+ minCancelled
July 202541675.2%13.9%1.2%
August 202540585.2%9.4%1.5%
September 202538988.4%9.0%0.0%
October 202541385.5%7.7%0.2%
November 202539084.4%11.0%0.5%
December 202542987.4%6.1%1.2%
January 202638483.9%5.5%2.9%
February 202634189.1%5.9%0.3%
March 202640777.4%12.3%2.0%
April 202642288.2%7.1%0.2%
May 202640781.8%13.5%0.2%
June 202638884.5%9.0%0.3%

What drove LAS to ATL delay minutes?

Airline was the largest recorded LAS-to-ATL delay category, accounting for 51.3% of 50,548 BTS-attributed delay minutes during July 2025–June 2026.

Airline51.3%
Late aircraft33.3%
National airspace14.5%
Weather0.6%
Security0.2%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.