FlightRecord

Atlanta (ATL) to Bozeman (BZN): On-Time Performance

Data through May 2026

When you fly ATL to BZN matters as much as anything else about the booking: the route swung from 93% on-time in September 2025 to just 60% in June 2025. Across the full period the route averages 79% on-time against a national 78%.

On-time
79%
arrived <15 min late
Avg delay
12 min
completed flights
Cancelled
1.2%
Flights/day
1.2
last 12 months
Duration
4h 4m
scheduled
Distance
1,640 mi

Monthly on-time trend

Monthly on-time percentage for ATL to BZN flights50%75%100%June 2024: 90% on-time (30 flights)90Jun 2024July 2024: 83% on-time (31 flights)83August 2024: 77% on-time (31 flights)77September 2024: 87% on-time (30 flights)87Sep 2024October 2024: 86% on-time (22 flights)86November 2024: 83% on-time (23 flights)83December 2024: 75% on-time (36 flights)75Dec 2024January 2025: 78% on-time (41 flights)78February 2025: 75% on-time (36 flights)75March 2025: 68% on-time (41 flights)68Mar 2025April 2025: 83% on-time (30 flights)83May 2025: 87% on-time (31 flights)87June 2025: 60% on-time (35 flights)60Jun 2025July 2025: 90% on-time (39 flights)90August 2025: 70% on-time (33 flights)70September 2025: 93% on-time (30 flights)93Sep 2025October 2025: 84% on-time (31 flights)84November 2025: 86% on-time (29 flights)86December 2025: 68% on-time (41 flights)68Dec 2025January 2026: 85% on-time (42 flights)85February 2026: 83% on-time (36 flights)83March 2026: 71% on-time (40 flights)71Mar 2026April 2026: 80% on-time (30 flights)80May 2026: 80% on-time (35 flights)80

Best time to fly from ATL to BZN

By day of week

DayOn-timeAvg delay
Monday78%13 min
Tuesday83%10 min
Wednesdaybest84%8 min
Thursday83%7 min
Friday82%11 min
Saturday77%14 min
Sunday73%17 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft21%
  • Airline operations46%
  • National airspace system30%
  • Weather4%

Frequently asked questions

How often are flights from ATL to BZN delayed?
21% of ATL–BZN flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 12 minutes.
How long is the flight from ATL to BZN?
The scheduled ATL–BZN flight time averages 4h 4m over 1,640 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
How often are ATL to BZN flights cancelled?
1.2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What is the worst month to fly from ATL to BZN?
June 2025 was the roughest month in this dataset, with only 60% of arrivals on time. The best was September 2025 at 93%. If your dates are flexible, that 33-point gap is worth planning around.

Based on 803 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.