Historical on-time performance
Newark to Louisville
Flights on EWR–SDF arrive on time 78% of the time over the last 12 months.
based on 929 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysOn-time78%Medianon timep9040 minCancel4.8%Flights929
Why flights run late
Delay causes
- Airline27%
- Weather1%
- Air traffic (NAS)22%
- Late aircraft50%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather67%
- Air traffic (NAS)33%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 45 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 EWR → 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 69% to 87% on time.
- Middays87% on time · p90 20 min · 677 flights
- Mornings87% on time · p90 20 min · 338 flights
- Afternoons82% on time · p90 25 min · 526 flights
- Evenings81% on time · p90 30 min · 700 flights
- Overnights69% on time · p90 75 min · 713 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 84% on time.
- Saturdays84% on time · p90 25 min · 374 flights
- Tuesdays83% on time · p90 25 min · 425 flights
- Wednesdays83% on time · p90 25 min · 426 flights
- Thursdays80% on time · p90 40 min · 431 flights
- Mondays79% on time · p90 45 min · 432 flights
- Fridays78% on time · p90 40 min · 435 flights
- Sundays76% on time · p90 45 min · 431 flights
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