BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
SDF→DFW

Louisville, KY (SDF) to Dallas/Fort Worth, TX (DFW) flight delay odds

71.9% of 2,015 official scheduled SDF-to-DFW flights arrived on time; 16.9% arrived at least 30 minutes late and 3.5% 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 SIGNALVariable
71.9%arrived on time
16.9%30+ min late
3.5%cancelled
2,015scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late10.2%all scheduled flights
120+ minutes late5.6%all scheduled flights
Diverted0.6%did not reach as scheduled
Average arrival+18.8 mincompleted flights

Which departure time was most reliable for SDF to DFW?

Among qualifying SDF-to-DFW departure window results, Early morning had the highest on-time rate: 80.0% of 479 flights. Evening was lowest at 59.4% across 530 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning47980.0%11.5%3.8%
Late morning30474.7%15.5%2.0%
Afternoon70274.5%15.1%3.1%
Evening53059.4%24.9%4.7%

Which weekday was most reliable for SDF to DFW?

Among qualifying SDF-to-DFW weekday results, Wednesday had the highest on-time rate: 77.3% of 277 flights. Sunday was lowest at 64.2% across 302 flights.

DayFlightsOn time30+ minCancelled
Monday29374.4%15.0%3.1%
Tuesday27474.5%14.6%3.6%
Wednesday27777.3%15.2%1.4%
Thursday29374.4%15.0%1.7%
Friday29971.6%16.1%4.3%
Saturday27767.1%19.5%5.8%
Sunday30264.2%22.5%4.6%

Which airline was most reliable for SDF to DFW?

Among qualifying SDF-to-DFW airline results, Envoy Air had the highest on-time rate: 75.0% of 308 flights. American Airlines was lowest at 70.1% across 1,176 flights.

AirlineFlightsOn time30+ minCancelled
American Airlines1,17670.1%18.4%3.2%
PSA Airlines46374.1%15.1%5.0%
Envoy Air30875.0%14.3%2.6%
SkyWest Airlines5673.2%16.1%3.6%
Spirit Airlines1275.0%8.3%0.0%

Which month was most reliable for SDF to DFW?

Among qualifying SDF-to-DFW month results, February 2026 had the highest on-time rate: 85.3% of 129 flights. June 2026 was lowest at 64.0% across 175 flights.

MonthFlightsOn time30+ minCancelled
July 202519169.6%20.9%2.1%
August 202518564.3%22.2%4.9%
September 202518074.4%15.6%3.3%
October 202519676.0%12.2%2.6%
November 202515969.8%20.1%5.0%
December 202515366.0%17.6%0.7%
January 202611174.8%13.5%9.9%
February 202612985.3%6.2%1.6%
March 202617574.9%14.9%4.0%
April 202617870.8%21.3%1.1%
May 202618376.0%14.8%2.7%
June 202617564.0%19.4%6.3%

What drove SDF to DFW delay minutes?

Airline was the largest recorded SDF-to-DFW delay category, accounting for 45.7% of 56,391 BTS-attributed delay minutes during July 2025–June 2026.

Airline45.7%
Late aircraft36.5%
National airspace14.0%
Weather3.8%
Security0.0%
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.