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

Atlanta, GA (ATL) to Bozeman, MT (BZN) flight delay odds

79.6% of 426 official scheduled ATL-to-BZN flights arrived on time; 9.4% arrived at least 30 minutes late and 1.4% 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 SIGNALGenerally reliable
79.6%arrived on time
9.4%30+ min late
1.4%cancelled
426scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late3.8%all scheduled flights
120+ minutes late1.9%all scheduled flights
Diverted0.9%did not reach as scheduled
Average arrival+5.4 mincompleted flights

Which departure time was most reliable for ATL to BZN?

Only Late morning met the ATL-to-BZN departure window threshold: 79.7% of 418 scheduled flights arrived on time during July 2025–June 2026.

Departure windowFlightsOn time30+ minCancelled
Late morning41879.7%9.6%1.4%

Which weekday was most reliable for ATL to BZN?

Among qualifying ATL-to-BZN weekday results, Thursday had the highest on-time rate: 92.5% of 53 flights. Saturday was lowest at 73.4% across 79 flights.

DayFlightsOn time30+ minCancelled
Monday5678.6%16.1%0.0%
Tuesday5784.2%5.3%0.0%
Wednesday5481.5%7.4%0.0%
Thursday5392.5%5.7%0.0%
Friday5477.8%11.1%0.0%
Saturday7973.4%8.9%5.1%
Sunday7374.0%11.0%2.7%

Which airline was most reliable for ATL to BZN?

Only Delta Air Lines met the ATL-to-BZN airline threshold: 79.6% of 426 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines42679.6%9.4%1.4%

Which month was most reliable for ATL to BZN?

Among qualifying ATL-to-BZN month results, September 2025 had the highest on-time rate: 93.3% of 30 flights. March 2026 was lowest at 67.5% across 40 flights.

MonthFlightsOn time30+ minCancelled
July 20253989.7%5.1%0.0%
August 20253369.7%15.2%0.0%
September 20253093.3%3.3%0.0%
October 20253183.9%6.5%0.0%
November 20252982.8%6.9%3.4%
December 20254168.3%14.6%0.0%
January 20264278.6%9.5%7.1%
February 20263683.3%8.3%0.0%
March 20264067.5%7.5%5.0%
April 20263080.0%13.3%0.0%
May 20263580.0%14.3%0.0%
June 20264082.5%7.5%0.0%

What drove ATL to BZN delay minutes?

Airline was the largest recorded ATL-to-BZN delay category, accounting for 36.1% of 3,747 BTS-attributed delay minutes during July 2025–June 2026.

Airline36.1%
Late aircraft25.1%
National airspace34.0%
Weather4.8%
Security0.0%
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.