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WanderNerd

Route Reliability

Raleigh–Durham → Nashville

RDUBNA · 442 miles · Raleigh–Durham International Airport to Nashville International Airport

81
Pretty Reliable
WanderNerd Reliability Score
81%
Arrive within 15 minutes
5 min
Average arrival delay
1.7%
Cancelled
2,839
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.Southwest Airlines82%1,259 flights
  2. 2.Delta Air Lines81%626 flights
  3. 3.American Airlines79%954 flights

What the data says

Morning-you made the right choice.

RDU–BNA flights departing between 3–6 AM arrived on time 96% of the time, versus 69% between 3–6 PM.

Sunday scaries are real for this one.

RDU–BNA flights arrived on time 86% of the time on Wednesdays. On Sundays: 76%.

Southwest Airlines has a slight edge here.

Southwest Airlines arrived on time 82% of the time on this route; American Airlines managed 79%.

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
  • Mon77%(428 flights)
  • Tue83%(407 flights)
  • Wed86%(410 flights)
  • Thu79%(427 flights)
  • Fri79%(423 flights)
  • Sat86%(284 flights)
  • Sun76%(407 flights)
On-time by departure window
  • 3–6 AM96%(27 flights)
  • 6–9 AM91%(744 flights)
  • 9 AM–12 PM90%(578 flights)
  • 12–3 PM83%(125 flights)
  • 3–6 PM69%(749 flights)
  • 6–9 PM70%(416 flights)
  • 9 PM–12 AM76%(147 flights)
On-time trend by month
76%
May

Jun 78% → May 76% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202578%218
July 202573%221
August 202588%217
September 202589%239
October 202581%250
November 202581%237
December 202572%235
January 202683%203
February 202688%214
March 202679%258
April 202680%248
May 202676%246

Based on 2,839 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.