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Route Reliability

Nashville → San Francisco

BNA–SFO · 1,969 miles · Nashville International Airport to San Francisco International Airport

78
Usually Fine
WanderNerd Reliability Score
74%
Arrive within 15 minutes
10 min
Average arrival delay
0.7%
Cancelled
1,163
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines79%856 flights
  2. 2.Southwest Airlines61%307 flights

What the data says

Morning flights do better here.

BNA–SFO flights departing between 6–9 AM arrived on time 86% of the time, versus 55% between 6–9 PM.

Monday is the weak spot.

BNA–SFO flights arrived on time 78% of the time on Thursdays. On Mondays: 69%.

United Airlines has a clear lead on this route.

United Airlines arrived on time 79% of the time on this route; Southwest Airlines managed 61%.

Slipping a little lately.

BNA–SFO flights arrived on time 66% of the time over the last three months in the data, compared with 72% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon69%(180 flights)
  • Tue76%(140 flights)
  • Wed75%(138 flights)
  • Thu78%(179 flights)
  • Fri74%(182 flights)
  • Sat77%(146 flights)
  • Sun71%(186 flights)
On-time by departure window
  • 6–9 AM86%(434 flights)
  • 9 AM–12 PM71%(76 flights)
  • 12–3 PM78%(258 flights)
  • 3–6 PM60%(232 flights)
  • 6–9 PM55%(150 flights)
  • 9 PM–12 AM—(1 flights)
On-time trend by month
60%
May

Jun 73% → May 60% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%108
July 202578%111
August 202581%89
September 202588%91
October 202581%109
November 202576%98
December 202569%74
January 202674%58
February 202673%80
March 202684%112
April 202654%107
May 202660%114

Same trip, other airports

Keep nerding

Based on 1,163 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.