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

New York, NY (LGA) to Atlanta, GA (ATL) flight delay odds

73.6% of 8,343 official scheduled LGA-to-ATL flights arrived on time; 15.5% arrived at least 30 minutes late and 3.7% 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 SIGNALVariable
73.6%arrived on time
15.5%30+ min late
3.7%cancelled
8,343scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.9%all scheduled flights
120+ minutes late3.7%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+8.5 mincompleted flights

Which departure time was most reliable for LGA to ATL?

Among qualifying LGA-to-ATL departure window results, Early morning had the highest on-time rate: 81.3% of 2,123 flights. Night was lowest at 54.7% across 86 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning2,12381.3%9.4%3.9%
Late morning1,57380.4%10.2%2.2%
Afternoon2,56372.6%16.3%3.2%
Evening1,99862.2%24.5%5.0%
Night8654.7%32.6%8.1%

Which weekday was most reliable for LGA to ATL?

Among qualifying LGA-to-ATL weekday results, Wednesday had the highest on-time rate: 78.5% of 1,277 flights. Sunday was lowest at 64.2% across 1,168 flights.

DayFlightsOn time30+ minCancelled
Monday1,27869.1%15.9%7.4%
Tuesday1,29877.2%13.5%2.7%
Wednesday1,27778.5%13.6%1.6%
Thursday1,25073.8%16.0%2.6%
Friday1,26776.7%15.0%1.8%
Saturday80575.8%15.0%2.5%
Sunday1,16864.2%19.9%6.8%

Which airline was most reliable for LGA to ATL?

Among qualifying LGA-to-ATL airline results, Delta Air Lines had the highest on-time rate: 77.4% of 4,933 flights. Frontier Airlines was lowest at 54.9% across 889 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines4,93377.4%13.2%3.0%
Republic Airways1,57673.9%13.4%4.7%
Southwest Airlines93570.8%17.9%3.6%
Frontier Airlines88954.9%30.0%5.7%
Spirit Airlines1080.0%20.0%0.0%

Which month was most reliable for LGA to ATL?

Among qualifying LGA-to-ATL month results, September 2025 had the highest on-time rate: 87.5% of 746 flights. December 2025 was lowest at 63.6% across 752 flights.

MonthFlightsOn time30+ minCancelled
July 202562065.6%22.4%5.3%
August 202560682.0%11.6%1.5%
September 202574687.5%9.1%0.1%
October 202579868.3%18.7%1.9%
November 202575868.9%20.7%2.4%
December 202575263.6%21.5%5.9%
January 202673477.2%11.6%5.9%
February 202667275.6%9.5%7.7%
March 202667570.4%15.7%7.1%
April 202664078.3%13.9%0.6%
May 202667771.3%16.7%1.5%
June 202666575.9%14.1%4.4%

What drove LGA to ATL delay minutes?

Late aircraft was the largest recorded LGA-to-ATL delay category, accounting for 43.6% of 146,064 BTS-attributed delay minutes during July 2025–June 2026.

Airline29.2%
Late aircraft43.6%
National airspace26.2%
Weather0.9%
Security0.1%
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.