Route Reliability
Minneapolis → Louisville
MSP–SDF · 604 miles · Minneapolis–Saint Paul International Airport to Louisville Muhammad Ali International Airport
- 81%
- Arrive within 15 minutes
- 4 min
- Average arrival delay
- 1.4%
- Cancelled
- 1,060
- Flights in the data
Data through May 2026.
Delta Air Lines is the only airline in this data on this route, arriving on time 81% of the time across 1,060 flights. No comparison to make.
What the data says
Morning flights do better here.
MSP–SDF flights departing between 9 AM–12 PM arrived on time 88% of the time, versus 73% between 3–6 PM.
Sunday scaries are real for this one.
MSP–SDF flights arrived on time 93% of the time on Saturdays and just 75% on Sundays. That gap is worth planning around.
Ticking up lately.
MSP–SDF flights arrived on time 82% of the time over the last three months in the data, compared with 76% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon76%(156 flights)
- Tue81%(151 flights)
- Wed83%(149 flights)
- Thu82%(153 flights)
- Fri82%(152 flights)
- Sat93%(126 flights)
- Sun75%(153 flights)
- 6–9 AM86%(152 flights)
- 9 AM–12 PM88%(130 flights)
- 12–3 PM81%(209 flights)
- 3–6 PM73%(194 flights)
- 6–9 PM82%(355 flights)
Jun 81% → May 80% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 81% | 112 |
| July 2025 | 80% | 115 |
| August 2025 | 80% | 100 |
| September 2025 | 93% | 83 |
| October 2025 | 88% | 91 |
| November 2025 | 78% | 83 |
| December 2025 | 69% | 74 |
| January 2026 | 77% | 53 |
| February 2026 | 82% | 50 |
| March 2026 | 81% | 69 |
| April 2026 | 86% | 93 |
| May 2026 | 80% | 117 |
Keep nerding
Based on 1,060 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.