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Route Reliability

Buffalo → Nashville

BUF–BNA · 633 miles · Buffalo Niagara International Airport to Nashville International Airport

82
Pretty Reliable
WanderNerd Reliability Score
80%
Arrive within 15 minutes
6 min
Average arrival delay
0.8%
Cancelled
370
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 80% of the time across 370 flights. No comparison to make.

What the data says

Morning-you made the right choice.

BUF–BNA flights departing between 9 AM–12 PM arrived on time 92% of the time, versus 56% between 3–6 PM.

Friday is doing you no favors.

BUF–BNA flights arrived on time 83% of the time on Wednesdays. On Fridays: 75%.

Trending in the right direction.

BUF–BNA flights arrived on time 83% of the time over the last three months in the data, compared with 73% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon78%(50 flights)
  • Tue82%(51 flights)
  • Wed83%(52 flights)
  • Thu77%(52 flights)
  • Fri75%(51 flights)
  • Sat82%(56 flights)
  • Sun83%(52 flights)
On-time by departure window
  • 3–6 AM—(5 flights)
  • 6–9 AM87%(31 flights)
  • 9 AM–12 PM92%(65 flights)
  • 12–3 PM79%(217 flights)
  • 3–6 PM56%(41 flights)
  • 6–9 PM—(5 flights)
On-time trend by month
84%
May

Jun 86% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202586%29
July 202572%29
August 202584%31
September 202590%30
October 202571%31
November 202591%32
December 202563%32
January 202680%30
February 202675%28
March 202674%31
April 202690%30
May 202684%31

Keep nerding

Based on 370 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.