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Route Reliability

Nashville → Birmingham

BNA–BHM · 177 miles · Nashville International Airport to Birmingham–Shuttlesworth International Airport

84
Pretty Reliable
WanderNerd Reliability Score
80%
Arrive within 15 minutes
4 min
Average arrival delay
0.9%
Cancelled
455
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 455 flights. No comparison to make.

What the data says

Morning-you made the right choice.

BNA–BHM flights departing between 9 AM–12 PM arrived on time 90% of the time, versus 71% between 9 PM–12 AM.

Friday is doing you no favors.

BNA–BHM flights arrived on time 92% of the time on Tuesdays and just 74% on Fridays. That gap is worth planning around.

Slipping a little lately.

BNA–BHM flights arrived on time 81% of the time over the last three months in the data, compared with 84% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon78%(63 flights)
  • Tue92%(64 flights)
  • Wed86%(64 flights)
  • Thu75%(65 flights)
  • Fri74%(65 flights)
  • Sat80%(64 flights)
  • Sun74%(66 flights)
On-time by departure window
  • 9 AM–12 PM90%(82 flights)
  • 12–3 PM78%(200 flights)
  • 3–6 PM82%(88 flights)
  • 6–9 PM—(9 flights)
  • 9 PM–12 AM71%(72 flights)
On-time trend by month
74%
May

Jun 70% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%30
July 202567%30
August 202584%31
September 202583%30
October 202584%31
November 202575%32
December 202571%31
January 202693%29
February 202689%28
March 202681%57
April 202687%60
May 202674%62

Keep nerding

Based on 455 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.