Louisville, KY
BLouisville, KY, KY — SDF
On-Time Rate
81.9%
2019-2025
Avg Delay
14.0 min
when delayed
Cancel Rate
2.4%
flights cancelled
Total Flights
147,450
2019-2025
Best Month
Sep
87.1% on-time
Worst Month
Jul
77.8% on-time
Best Departure Time
5:00
90.5% on-time
12-Month On-Time Trend
Delay Causes
Best Time to Fly (By Hour)
Seasonal Pattern
Airlines at SDF
| Airline | Flights | On-Time | Avg Delay |
|---|---|---|---|
| Republic Airways | 37,370 | 85.1% | 0.0 min |
| Southwest Airlines | 30,152 | 84.0% | 0.0 min |
| Delta Air Lines | 15,334 | 88.9% | 0.0 min |
| SkyWest Airlines | 12,827 | 81.0% | 0.0 min |
| PSA Airlines | 10,482 | 79.9% | 0.0 min |
| American Airlines | 9,469 | 75.0% | 0.0 min |
| Mesa Airlines | 7,977 | 77.9% | 0.0 min |
| Envoy Air | 7,960 | 77.9% | 0.0 min |
| Allegiant Air | 5,426 | 69.2% | 0.0 min |
| Spirit Airlines | 4,977 | 71.8% | 0.0 min |
Most Delayed Routes
| Destination | On-Time |
|---|---|
| SDF → SAVSavannah, GA | 62.6% |
| SDF → SFBSanford, FL | 64.1% |
| SDF → MSYNew Orleans, LA | 65.6% |
| SDF → MYRMyrtle Beach, SC | 68.5% |
| SDF → FLLFort Lauderdale, FL | 69.0% |
Most Punctual Routes
| Destination | On-Time |
|---|---|
| SDF → IADWashington, DC | 89.5% |
| SDF → ATLAtlanta, GA | 88.8% |
| SDF → DTWDetroit, MI | 86.7% |
| SDF → PHLPhiladelphia, PA | 85.8% |
| SDF → MDWChicago, IL | 85.6% |
Was your flight from Louisville, KY delayed?
You may be entitled to compensation of up to $700 per passenger for delayed or cancelled flights. Check your eligibility now.
Check CompensationData source: Bureau of Transportation Statistics (BTS) On-Time Performance dataset. Statistics are based on reported flight data from 2019-2025. See our data methodology for details.