FlightRecord

Atlanta (ATL) to Nashville (BNA): On-Time Performance

Data through May 2026

When you fly ATL to BNA matters as much as anything else about the booking: the route swung from 93% on-time in October 2024 to just 65% in July 2024. Across the full period the route averages 81% on-time against a national 78%. Morning departures also hold up better than evening ones (90% vs 73%), which matters most in the rough months.

On-time
81%
arrived <15 min late
Avg delay
12 min
completed flights
Cancelled
1.3%
Flights/day
12
last 12 months
Duration
1h 8m
scheduled
Distance
214 mi

Best airline from ATL to BNA

2 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Southwest Airlinesmost reliable82%12 min0.5%1,550
Delta Air Lines81%12 min1.5%6,470

Monthly on-time trend

Monthly on-time percentage for ATL to BNA flights50%75%100%June 2024: 85% on-time (300 flights)85Jun 2024July 2024: 65% on-time (305 flights)65August 2024: 83% on-time (308 flights)83September 2024: 89% on-time (315 flights)89Sep 2024October 2024: 93% on-time (331 flights)93November 2024: 89% on-time (305 flights)89December 2024: 81% on-time (330 flights)81Dec 2024January 2025: 78% on-time (281 flights)78February 2025: 83% on-time (265 flights)83March 2025: 85% on-time (317 flights)85Mar 2025April 2025: 80% on-time (344 flights)80May 2025: 77% on-time (393 flights)77June 2025: 69% on-time (374 flights)69Jun 2025July 2025: 74% on-time (377 flights)74August 2025: 86% on-time (365 flights)86September 2025: 88% on-time (343 flights)88Sep 2025October 2025: 80% on-time (363 flights)80November 2025: 79% on-time (330 flights)79December 2025: 77% on-time (344 flights)77Dec 2025January 2026: 84% on-time (299 flights)84February 2026: 85% on-time (289 flights)85March 2026: 76% on-time (364 flights)76Mar 2026April 2026: 85% on-time (379 flights)85May 2026: 77% on-time (399 flights)77

Best time to fly from ATL to BNA

Aim for departures around 6 a.m. (99% on-time); avoid 9 p.m. departures (65%).

On-time percentage by scheduled departure hour, ATL to BNA6 a.m.: 99% on-time (67 flights)67 a.m.: 94% on-time (312 flights)78 a.m.: 92% on-time (736 flights)89 a.m.: 89% on-time (501 flights)910 a.m.: 87% on-time (440 flights)1011 a.m.: 88% on-time (600 flights)1112 p.m.: 85% on-time (286 flights)121 p.m.: 84% on-time (598 flights)132 p.m.: 81% on-time (259 flights)143 p.m.: 78% on-time (647 flights)154 p.m.: 80% on-time (592 flights)165 p.m.: 73% on-time (286 flights)176 p.m.: 72% on-time (598 flights)187 p.m.: 72% on-time (453 flights)198 p.m.: 74% on-time (527 flights)209 p.m.: 65% on-time (373 flights)2110 p.m.: 81% on-time (498 flights)2211 p.m.: 74% on-time (247 flights)23scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday80%12 min
Tuesday84%11 min
Wednesdaybest86%8 min
Thursday80%12 min
Friday80%13 min
Saturday82%12 min
Sunday76%16 min

What causes delays on this route

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

  • Late-arriving aircraft29%
  • Airline operations46%
  • National airspace system19%
  • Weather6%

Frequently asked questions

How often are flights from ATL to BNA delayed?
19% of ATL–BNA 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.
Which airline is most reliable from ATL to BNA?
Southwest Airlines has the best on-time record on this route at 82%, based on 1,550 flights. 2 airlines flew ATL–BNA frequently enough to compare in this period.
What is the best time of day to fly from ATL to BNA?
Departures around 6 a.m. have the best record (99% on-time), while departures around 9 p.m. have the worst (65%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from ATL to BNA?
The scheduled ATL–BNA flight time averages 1h 8m over 214 miles. Actual arrival times vary — flights on this route land 15+ minutes late 19% of the time.
How often are ATL to BNA flights cancelled?
1.3% 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 BNA?
July 2024 was the roughest month in this dataset, with only 65% of arrivals on time. The best was October 2024 at 93%. If your dates are flexible, that 28-point gap is worth planning around.

Based on 8,020 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.