Route Reliability
Los Angeles → Louisville
LAX–SDF · 1,843 miles · Los Angeles International Airport to Louisville Muhammad Ali International Airport
87
Pretty Reliable
WanderNerd Reliability Score
- 87%
- Arrive within 15 minutes
- 1 min early
- Average arrival delay
- 1.9%
- Cancelled
- 107
- Flights in the data
Data through May 2026.
Airlines on this route
- Spirit Airlines87% on time · 99 flights
- American Airlines100% on time · 3 flights
- Delta Air Lines50% on time · 2 flights
- United Airlines100% on time · 2 flights
- Southwest Airlines100% on time · 1 flights
Too little history on this route to call a winner. We rank airlines only after 100 flights each.
What the data says
12–3 PM has a slight edge.
Departures between 12–3 PM arrived on time 90% of the time, against 85% between 9 AM–12 PM.
Sunday scaries are real for this one.
LAX–SDF flights arrived on time 92% of the time on Thursdays and just 75% on Sundays. That gap is worth planning around.
Flights on this route
The breakdown
- Mon80%(15 flights)
- Tue92%(12 flights)
- Wed—(8 flights)
- Thu92%(25 flights)
- Fri86%(14 flights)
- Sat91%(11 flights)
- Sun75%(20 flights)
- 6–9 AM86%(43 flights)
- 9 AM–12 PM85%(41 flights)
- 12–3 PM90%(20 flights)
- 9 PM–12 AM—(1 flights)
80%
Oct
Jun 96% → Oct 80% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 96% | 23 |
| July 2025 | 83% | 30 |
| August 2025 | 85% | 20 |
| October 2025 | 80% | 15 |
Same trip, other airports
Keep nerding
Based on 107 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.