Historical on-time performance
Louisville to Charlotte
336 miData through May 2026Source: US DOT · BTS
Flights on SDF–CLT arrive on time 80% of the time over the last 12 months.
On-time rate80%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled2.2%of scheduled flights
based on 1,652 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- American AirlinesbestOn-time82%Medianon timep9030 minCancel3.1%Flights990
- PSA AirlinesOn-time76%Medianon timep9050 minCancel0.8%Flights662
Why flights run late
Delay causes
- Airline46%
- Weather2%
- Air traffic (NAS)10%
- Late aircraft42%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline19%
- Weather78%
- Air traffic (NAS)3%
- 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 SDF → CLT
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Middays are the most reliable time of day to fly this route — 83% on time.
- Middays83% on time · p90 30 min · 1,059 flights
- Mornings80% on time · p90 35 min · 2,162 flights
- Afternoons73% on time · p90 55 min · 1,002 flights
- Evenings66% on time · p90 80 min · 853 flights
- Overnights62% on time · p90 85 min · 527 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 81% on time.
- Wednesdays81% on time · p90 35 min · 792 flights
- Tuesdays78% on time · p90 40 min · 770 flights
- Mondays77% on time · p90 45 min · 821 flights
- Saturdays75% on time · p90 50 min · 742 flights
- Thursdays75% on time · p90 50 min · 820 flights
- Fridays73% on time · p90 50 min · 822 flights
- Sundays70% on time · p90 80 min · 836 flights
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