Best Time to Fly SDF to DFW: On-Time Stats by Hour & Airline
Louisville Muhammad Ali International → Dallas/Fort Worth International
Data through July 2026 · Last updated October 18, 2026
2,002 flights were scheduled from Louisville (SDF) to Dallas/Fort Worth (DFW) in the last 12 months, and 74.8% of those that flew arrived on time, 2.8 points below the US average of 77.6%.
Among 4 airlines, PSA Airlines led with 79.2% on time and American Airlines was last with 72.1%.
Over 24 months, Tuesday was the most reliable day (80% on time) and June the worst month (65%).
The cancellation rate was 3.5% (US average 1.8%).
SDF to DFW 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 |
|---|---|---|---|---|
| PSA Airlines | 79.2% | 160 min | 5.5% | 419 |
| Envoy Air | 78.6% | 66 min | 2.1% | 338 |
| SkyWest Airlines | 77.4% | 117 min | 3.6% | 56 |
| American Airlines | 72.1% | 115 min | 3.2% | 1,185 |
| Spirit Airlines | Limited data | 4 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SDF to DFW
On-time arrival % by scheduled departure hour (local time), 4,071 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 84.6% | 2.2% | 139 |
| 6am–7am | 86.0% | 0.9% | 339 |
| 7am–8am | 79.6% | 3.7% | 596 |
| 8am–9am | 78.8% | 1.9% | 54 |
| 9am–10am | Limited data | 27 | |
| 10am–11am | 78.9% | 1.6% | 309 |
| 11am–12pm | 78.1% | 1.8% | 275 |
| 12pm–1pm | 73.3% | 0.7% | 152 |
| 1pm–2pm | 76.3% | 2.1% | 332 |
| 2pm–3pm | 83.3% | 4.0% | 396 |
| 3pm–4pm | 70.5% | 4.5% | 66 |
| 4pm–5pm | 65.8% | 3.6% | 248 |
| 5pm–6pm | 59.5% | 4.5% | 44 |
| 6pm–7pm | 64.2% | 3.5% | 660 |
| 7pm–8pm | 48.0% | 5.8% | 104 |
| 8pm–9pm | 69.5% | 3.9% | 330 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SDF to DFW
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) | 72.5% | -3.1 pts | 0.0% | 69 |
| Christmas & New Year (Dec 20 - Jan 3) | 78.5% | +3.0 pts | 0.0% | 150 |
| Summer peak (Jun 15 - Aug 15) | 70.7% | -4.9 pts | 2.5% | 748 |
| All other days | 75.5% | — | 3.2% | 3,104 |
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).