Best Time to Fly MSP to SDF: On-Time Stats by Hour & Airline
Minneapolis-St Paul International → Louisville Muhammad Ali International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 82.2% of Minneapolis (MSP) to Louisville (SDF) flights arrived on time (526 scheduled flights). That is 4.6 points above the national average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
October has been the best month (94% on time) and Thursday the weakest day of the week (77%).
1.1% of flights were cancelled, versus 1.8% nationally.
MSP to SDF on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlines | 82.2% | 56 min | 1.1% | 526 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MSP to SDF
On-time arrival % by scheduled departure hour (local time), 1,371 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 86.5% | 2.0% | 98 |
| 9am–10am | 84.3% | 0.0% | 102 |
| 10am–11am | 91.8% | 0.7% | 147 |
| 12pm–1pm | 81.1% | 0.7% | 299 |
| 1pm–2pm | 83.8% | 0.0% | 37 |
| 3pm–4pm | 76.5% | 0.6% | 166 |
| 4pm–5pm | 76.1% | 0.0% | 46 |
| 7pm–8pm | 87.0% | 0.5% | 185 |
| 8pm–9pm | 83.2% | 1.7% | 291 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MSP to SDF
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 17 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 26 | ||
| Summer peak (Jun 15 - Aug 15) | 75.6% | -9.7 pts | 0.5% | 208 |
| All other days | 85.3% | — | 1.0% | 1,120 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).