Historical on-time performance
Minneapolis to Louisville
604 miData through May 2026Source: US DOT · BTS
Flights on MSP–SDF arrive on time 81% of the time over the last 12 months.
On-time rate81%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled1.0%of scheduled flights
based on 630 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time81%Medianon timep9040 minCancel1.0%Flights630
Why flights run late
Delay causes
- Airline62%
- Weather21%
- Air traffic (NAS)18%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather100%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 6 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 MSP → 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 73% to 85% on time.
- Middays85% on time · p90 25 min · 944 flights
- Mornings85% on time · p90 40 min · 182 flights · limited
- Evenings84% on time · p90 20 min · 377 flights
- Overnights82% on time · p90 25 min · 511 flights
- Afternoons73% on time · p90 55 min · 271 flights
Best day of week
Saturdays are the most reliable day to fly this route — 92% on time.
- Saturdays92% on time · p90 10 min · 238 flights
- Wednesdays84% on time · p90 25 min · 335 flights
- Sundays83% on time · p90 25 min · 340 flights
- Tuesdays82% on time · p90 35 min · 331 flights
- Fridays82% on time · p90 25 min · 347 flights
- Thursdays80% on time · p90 35 min · 346 flights
- Mondays78% on time · p90 40 min · 348 flights
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