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

Atlanta, GA (ATL) to Rochester, NY (ROC) flight delay odds

75.6% of 1,040 official scheduled ATL-to-ROC flights arrived on time; 13.9% arrived at least 30 minutes late and 2.5% 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
75.6%arrived on time
13.9%30+ min late
2.5%cancelled
1,040scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.6%all scheduled flights
120+ minutes late1.7%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+7.8 mincompleted flights

Which departure time was most reliable for ATL to ROC?

Among qualifying ATL-to-ROC departure window results, Late morning had the highest on-time rate: 80.9% of 361 flights. Night was lowest at 71.8% across 358 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning36180.9%9.1%1.7%
Afternoon31473.9%16.6%1.9%
Night35871.8%16.2%3.9%

Which weekday was most reliable for ATL to ROC?

Among qualifying ATL-to-ROC weekday results, Wednesday had the highest on-time rate: 82.8% of 151 flights. Sunday was lowest at 70.2% across 151 flights.

DayFlightsOn time30+ minCancelled
Monday15570.3%19.4%2.6%
Tuesday15676.3%12.2%1.9%
Wednesday15182.8%10.6%0.7%
Thursday15278.3%13.8%0.0%
Friday15271.7%11.8%4.6%
Saturday12380.5%12.2%3.3%
Sunday15170.2%17.2%4.6%

Which airline was most reliable for ATL to ROC?

Only Delta Air Lines met the ATL-to-ROC airline threshold: 75.6% of 1,040 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines1,04075.6%13.9%2.5%

Which month was most reliable for ATL to ROC?

Among qualifying ATL-to-ROC month results, May 2026 had the highest on-time rate: 86.8% of 91 flights. December 2025 was lowest at 52.3% across 88 flights.

MonthFlightsOn time30+ minCancelled
July 20259163.7%24.2%5.5%
August 20259172.5%16.5%2.2%
September 20258282.9%7.3%0.0%
October 20258881.8%10.2%0.0%
November 20258471.4%13.1%3.6%
December 20258852.3%33.0%4.5%
January 20268263.4%17.1%7.3%
February 20267880.8%10.3%0.0%
March 20269082.2%6.7%3.3%
April 20268883.0%9.1%0.0%
May 20269186.8%9.9%0.0%
June 20268786.2%9.2%3.4%

What drove ATL to ROC delay minutes?

Airline was the largest recorded ATL-to-ROC delay category, accounting for 51.7% of 12,445 BTS-attributed delay minutes during July 2025–June 2026.

Airline51.7%
Late aircraft31.2%
National airspace13.7%
Weather2.9%
Security0.6%
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.