Historical on-time performance
Charlotte to Louisville
Flights on CLT–SDF arrive on time 73% of the time over the last 12 months.
based on 1,654 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- PSA AirlinesOn-time76%Medianon timep9045 minCancel0.8%Flights665
- American AirlinesOn-time71%Medianon timep9060 minCancel3.1%Flights989
Why flights run late
Delay causes
- Airline34%
- Weather10%
- Air traffic (NAS)8%
- Late aircraft48%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline17%
- Weather83%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 36 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly CLT → SDF
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 65% to 80% on time.
- Middays80% on time · p90 40 min · 1,208 flights
- Mornings80% on time · p90 25 min · 771 flights
- Afternoons72% on time · p90 55 min · 919 flights
- Evenings66% on time · p90 80 min · 856 flights
- Overnights65% on time · p90 85 min · 1,849 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 66% to 78% on time.
- Wednesdays78% on time · p90 50 min · 791 flights
- Tuesdays76% on time · p90 50 min · 769 flights
- Fridays71% on time · p90 70 min · 822 flights
- Mondays71% on time · p90 65 min · 820 flights
- Thursdays71% on time · p90 65 min · 821 flights
- Saturdays69% on time · p90 55 min · 743 flights
- Sundays66% on time · p90 75 min · 839 flights
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