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

Charlotte, NC (CLT) to Louisville, KY (SDF) flight delay odds

Historically, 74.7% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,754 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
74.7%arrived on time
16.3%30+ min late
2.1%cancelled
1,754scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.7%all scheduled flights
120+ minutes late3.8%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+10.6 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Early morning13684.6%8.8%3.7%
Late morning21178.2%8.1%2.4%
Afternoon53176.6%14.7%2.1%
Evening49570.5%21.4%1.2%
Night38171.9%19.2%2.4%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday25671.1%18.8%2.7%
Tuesday26080.4%12.7%2.3%
Wednesday24883.1%11.7%0.4%
Thursday25574.9%17.6%0.4%
Friday25275.0%15.1%1.6%
Saturday21872.5%17.4%3.7%
Sunday26566.0%20.8%3.4%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
American Airlines97673.2%18.1%2.7%
PSA Airlines72876.1%14.6%1.2%
Envoy Air5084.0%6.0%2.0%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 202514260.6%28.2%1.4%
August 202515672.4%16.0%0.6%
September 202515980.5%15.1%0.6%
October 202514288.0%7.7%0.0%
November 202514077.9%12.9%2.1%
December 202514573.1%20.7%1.4%
January 202612871.1%10.2%12.5%
February 202612976.7%15.5%2.3%
March 202615170.9%19.2%2.6%
April 202615084.0%11.3%0.7%
May 202616773.1%17.4%0.6%
June 202614567.6%20.7%1.4%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline37.9%
Late aircraft45.7%
National airspace7.4%
Weather8.9%
Security0.1%
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.