Nashville (BNA) to Birmingham (BHM): On-Time Performance
Data through July 2026
When you fly BNA to BHM matters as much as anything else about the booking: the route swung from 93% on-time in January 2026 to just 61% in July 2026. Across the full period the route averages 77% on-time against a national 78%. Morning departures also hold up better than evening ones (81% vs 61%), which matters most in the rough months.
- On-time
- 77%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 0.9%
- Flights/day
- 1.4
- last 12 months
- Duration
- 56m
- scheduled
- Distance
- 177 mi
Monthly on-time trend
Best time to fly from BNA to BHM
Aim for departures around 4 p.m. (90% on-time); avoid 10 p.m. departures (55%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 76% | 14 min |
| Tuesdaybest | 87% | 7 min |
| Wednesday | 84% | 9 min |
| Thursday | 75% | 10 min |
| Friday | 72% | 17 min |
| Saturday | 79% | 11 min |
| Sunday | 68% | 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 aircraft61%
- Airline operations27%
- National airspace system9%
- Weather2%
Frequently asked questions
- How often are flights from BNA to BHM delayed?
- 23% of BNA–BHM flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 12 minutes.
- What is the best time of day to fly from BNA to BHM?
- Departures around 4 p.m. have the best record (90% on-time), while departures around 10 p.m. have the worst (55%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BNA to BHM?
- The scheduled BNA–BHM flight time averages 56m over 177 miles. Actual arrival times vary — flights on this route land 15+ minutes late 23% of the time.
- How often are BNA to BHM flights cancelled?
- 0.9% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from BNA to BHM?
- July 2026 was the roughest month in this dataset, with only 61% of arrivals on time. The best was January 2026 at 93%. If your dates are flexible, that 32-point gap is worth planning around.
Explore related pages
More routes from BNA
Other ways to fly to Birmingham (BHM)
Related guides
Based on 782 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.