Historical on-time performance
Minneapolis to Louisville
604 miData through Dec 2025Source: US DOT · BTS
Flights on MSP–SDF arrive on time 82% of the time over the last 12 months.
On-time rate82%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.7%of scheduled flights
based on 581 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time82%Medianon timep9030 minCancel0.7%Flights581
Why flights run late
Delay causes
- Airline64%
- Weather21%
- Air traffic (NAS)14%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Airline.
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 (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 73% to 86% on time.
- Middays86% on time · p90 20 min · 965 flights
- Mornings85% on time · p90 65 min · 98 flights · limited
- Overnights83% on time · p90 30 min · 521 flights
- Evenings82% on time · p90 25 min · 408 flights
- Afternoons73% on time · p90 55 min · 237 flights
Best day of week
Saturdays are the most reliable day to fly this route — 92% on time.
- Saturdays92% on time · p90 10 min · 226 flights
- Wednesdays86% on time · p90 25 min · 332 flights
- Tuesdays84% on time · p90 25 min · 327 flights
- Sundays82% on time · p90 30 min · 332 flights
- Thursdays81% on time · p90 30 min · 337 flights
- Fridays80% on time · p90 25 min · 336 flights
- Mondays79% on time · p90 35 min · 339 flights
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