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Route Reliability

Louisville → Fort Lauderdale

SDF–FLL · 895 miles · Louisville Muhammad Ali International Airport to Fort Lauderdale–Hollywood International Airport

61
A Little Dicey
WanderNerd Reliability Score
73%
Arrive within 15 minutes
13 min
Average arrival delay
4.6%
Cancelled
347
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.Spirit Airlines78%220 flights
  2. 2.Allegiant Air63%116 flights

Not enough history to rank: Southwest Airlines (11 flights). We rank airlines only after 100 flights on the route.

What the data says

Morning flights do better here.

SDF–FLL flights departing between 6–9 AM arrived on time 96% of the time, versus 0% between 9 PM–12 AM.

Sunday scaries are real for this one.

SDF–FLL flights arrived on time 91% of the time on Saturdays and just 60% on Sundays. That gap is worth planning around.

Spirit Airlines runs this route best.

Spirit Airlines arrived on time 78% of the time on this route; Allegiant Air managed 63%.

Keep a backup plan handy.

This route was cancelled 4.6% of the time. Typical for U.S. flights is around 1–2%.

Flights on this route

The breakdown

On-time by weekday
  • Mon68%(80 flights)
  • Tue77%(31 flights)
  • Wed81%(26 flights)
  • Thu76%(38 flights)
  • Fri71%(78 flights)
  • Sat91%(33 flights)
  • Sun60%(45 flights)
On-time by departure window
  • 3–6 AM90%(38 flights)
  • 6–9 AM96%(23 flights)
  • 9 AM–12 PM81%(72 flights)
  • 12–3 PM85%(33 flights)
  • 3–6 PM59%(41 flights)
  • 6–9 PM66%(112 flights)
  • 9 PM–12 AM0%(12 flights)
On-time trend by month
17%
May

Jun 85% → May 17% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202585%34
July 202595%42
August 202571%35
September 202597%30
October 202579%33
November 202573%26
December 202554%28
January 202679%24
February 202671%21
March 202644%25
April 202648%21
May 202617%12

Same trip, other airports

Keep nerding

Based on 347 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.