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Route Reliability

Nashville → Columbus

BNA–CMH · 338 miles · Nashville International Airport to John Glenn Columbus International Airport

86
Pretty Reliable
WanderNerd Reliability Score
81%
Arrive within 15 minutes
4 min
Average arrival delay
0.5%
Cancelled
1,007
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 81% of the time across 1,007 flights. No comparison to make.

What the data says

Morning flights do better here.

BNA–CMH flights departing between 9 AM–12 PM arrived on time 96% of the time, versus 66% between 3–6 PM.

Mondays have been rough.

BNA–CMH flights arrived on time 93% of the time on Wednesdays and just 75% on Mondays. That gap is worth planning around.

Recent months have been rougher.

BNA–CMH flights arrived on time 76% of the time over the last three months in the data, compared with 87% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon75%(148 flights)
  • Tue85%(147 flights)
  • Wed93%(146 flights)
  • Thu77%(149 flights)
  • Fri78%(149 flights)
  • Sat79%(134 flights)
  • Sun81%(127 flights)
On-time by departure window
  • 6–9 AM—(8 flights)
  • 9 AM–12 PM96%(355 flights)
  • 12–3 PM87%(93 flights)
  • 3–6 PM66%(206 flights)
  • 6–9 PM72%(319 flights)
  • 9 PM–12 AM79%(19 flights)
On-time trend by month
77%
May

Jun 72% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202572%85
July 202571%88
August 202586%88
September 202591%88
October 202582%88
November 202586%85
December 202584%91
January 202693%61
February 202683%65
March 202672%82
April 202679%87
May 202677%92

Keep nerding

Based on 1,007 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.