Historical on-time performance
Columbus to Nashville
338 miData through Dec 2025Source: US DOT · BTS
Flights on CMH–BNA arrive on time 82% of the time over the last 12 months.
On-time rate82%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled0.6%of scheduled flights
based on 958 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time82%Medianon timep9025 minCancel0.6%Flights958
Why flights run late
Delay causes
- Airline18%
- Weather4%
- Air traffic (NAS)23%
- Late aircraft54%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly CMH → BNA
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 95% on time.
- Mornings95% on time · p90 on time · 1,060 flights
- Middays87% on time · p90 20 min · 214 flights
- Evenings78% on time · p90 35 min · 394 flights
- Overnights75% on time · p90 40 min · 651 flights
- Afternoons70% on time · p90 45 min · 129 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 80% to 90% on time.
- Tuesdays90% on time · p90 10 min · 357 flights
- Wednesdays89% on time · p90 10 min · 352 flights
- Saturdays87% on time · p90 20 min · 323 flights
- Thursdays84% on time · p90 25 min · 356 flights
- Mondays83% on time · p90 25 min · 356 flights
- Sundays82% on time · p90 35 min · 351 flights
- Fridays80% on time · p90 30 min · 353 flights
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