Nashville (BNA) to Columbus (CMH): On-Time Performance
Data through May 2026
The calendar drives reliability on BNA–CMH. January 2026 flights landed on schedule 93% of the time, but July 2025 dropped to 69% — a gap of 24 points. Across the full period the route averages 82% on-time against a national 78%. Morning departures also hold up better than evening ones (94% vs 72%), which matters most in the rough months.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 11 min
- completed flights
- Cancelled
- 0.7%
- Flights/day
- 2.8
- last 12 months
- Duration
- 1h 21m
- scheduled
- Distance
- 338 mi
Monthly on-time trend
Best time to fly from BNA to CMH
Aim for departures around 9 a.m. (94% on-time); avoid 5 p.m. departures (52%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 15 min |
| Tuesday | 85% | 8 min |
| Wednesdaybest | 90% | 6 min |
| Thursday | 79% | 11 min |
| Friday | 80% | 12 min |
| Saturday | 80% | 11 min |
| Sunday | 80% | 12 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft65%
- Airline operations28%
- National airspace system5%
- Weather2%
Frequently asked questions
- How often are flights from BNA to CMH delayed?
- 18% of BNA–CMH 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 11 minutes.
- What is the best time of day to fly from BNA to CMH?
- Departures around 9 a.m. have the best record (94% on-time), while departures around 5 p.m. have the worst (52%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BNA to CMH?
- The scheduled BNA–CMH flight time averages 1h 21m over 338 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are BNA to CMH flights cancelled?
- 0.7% 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 BNA to CMH?
- July 2025 was the roughest month in this dataset, with only 69% of arrivals on time. The best was January 2026 at 93%. If your dates are flexible, that 24-point gap is worth planning around.
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Based on 1,820 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.