BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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FLL→SDF

Fort Lauderdale, FL (FLL) to Louisville, KY (SDF) flight delay odds

63.1% of 325 official scheduled FLL-to-SDF flights arrived on time; 24.0% arrived at least 30 minutes late and 4.3% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALHigher disruption
63.1%arrived on time
24.0%30+ min late
4.3%cancelled
325scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late12.9%all scheduled flights
120+ minutes late4.6%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+18.1 mincompleted flights

Which departure time was most reliable for FLL to SDF?

Among qualifying FLL-to-SDF departure window results, Early morning had the highest on-time rate: 87.1% of 62 flights. Evening was lowest at 50.0% across 60 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning6287.1%9.7%1.6%
Late morning5257.7%28.8%5.8%
Afternoon12763.8%19.7%2.4%
Evening6050.0%38.3%3.3%

Which weekday was most reliable for FLL to SDF?

Among qualifying FLL-to-SDF weekday results, Saturday had the highest on-time rate: 75.8% of 33 flights. Sunday was lowest at 42.2% across 45 flights.

DayFlightsOn time30+ minCancelled
Monday7856.4%30.8%2.6%
Thursday4355.8%25.6%7.0%
Friday7673.7%19.7%1.3%
Saturday3375.8%18.2%3.0%
Sunday4542.2%37.8%8.9%

Which airline was most reliable for FLL to SDF?

Among qualifying FLL-to-SDF airline results, Allegiant Air had the highest on-time rate: 63.8% of 116 flights. Spirit Airlines was lowest at 62.4% across 197 flights.

AirlineFlightsOn time30+ minCancelled
Spirit Airlines19762.4%21.8%6.6%
Allegiant Air11663.8%26.7%0.9%
Southwest Airlines1266.7%33.3%0.0%

Which month was most reliable for FLL to SDF?

Among qualifying FLL-to-SDF month results, September 2025 had the highest on-time rate: 90.0% of 30 flights. March 2026 was lowest at 32.1% across 28 flights.

MonthFlightsOn time30+ minCancelled
July 20254276.2%4.8%2.4%
August 20253568.6%20.0%0.0%
September 20253090.0%6.7%0.0%
October 20253387.9%6.1%0.0%
November 20252669.2%19.2%0.0%
December 20253339.4%42.4%12.1%
January 20262763.0%22.2%11.1%
February 20262360.9%13.0%8.7%
March 20262832.1%53.6%10.7%
April 20262347.8%34.8%4.3%

What drove FLL to SDF delay minutes?

National airspace was the largest recorded FLL-to-SDF delay category, accounting for 40.7% of 7,422 BTS-attributed delay minutes during July 2025–June 2026.

Airline26.5%
Late aircraft21.9%
National airspace40.7%
Weather10.6%
Security0.3%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.