Route · DFW → SDF · 2020–2025 BTS data
Dallas/Fort Worth to Louisville
The DFW–SDF corridor (Dallas/Fort Worth, TX → Louisville, KY) runs behind the national average, served by 28 carriers across roughly 733 miles.
Data updated 2026-06-13
- 75.7%
- On-time
- -3.3 pts
- vs US avg
- 81 min
- Delay when late
- 11,290
- Flights
Cancelled
2.7%
Best Month
Oct 2024 90%
Worst Month
Jun 2025 55%
Distance
733 mi
Carriers
28
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 153 | 53 | 0 | 0 | OH,AA |
| Nov 2025 | 158 | 40 | 8 | 1 | MQ,OH,OO,AA |
| Oct 2025 | 196 | 48 | 5 | 0 | AA,OH,OO,MQ |
| Sep 2025 | 180 | 46 | 5 | 0 | MQ,OH,OO,AA |
| Aug 2025 | 186 | 50 | 10 | 0 | AA,OO,MQ,NK,OH |
| Jul 2025 | 191 | 58 | 4 | 1 | AA,NK,OH,MQ |
| Jun 2025 | 187 | 85 | 8 | 0 | AA,OH,MQ,NK |
| May 2025 | 194 | 57 | 3 | 0 | AA,MQ,NK |
| Apr 2025 | 176 | 47 | 8 | 0 | MQ,AA |
| Mar 2025 | 173 | 39 | 6 | 1 | AA,MQ |
| Feb 2025 | 138 | 25 | 2 | 1 | AA,OH,MQ |
| Jan 2025 | 152 | 28 | 19 | 0 | AA,OH,MQ |
| Dec 2024 | 162 | 33 | 0 | 0 | AA,MQ,OH |
| Nov 2024 | 151 | 30 | 1 | 0 | MQ,OH,AA |
| Oct 2024 | 177 | 17 | 0 | 0 | MQ,AA,OH |
| Sep 2024 | 184 | 47 | 0 | 0 | OH,AA,MQ |
| Aug 2024 | 182 | 44 | 0 | 2 | AA,MQ,OH |
| Jul 2024 | 208 | 79 | 2 | 0 | AA,MQ,OH |
| Jun 2024 | 204 | 78 | 4 | 0 | AA,MQ,OH |
| May 2024 | 208 | 66 | 17 | 0 | AA,MQ,NK |
| Apr 2024 | 180 | 41 | 6 | 0 | AA,MQ |
| Mar 2024 | 186 | 60 | 2 | 0 | AA,MQ |
| Feb 2024 | 160 | 37 | 0 | 0 | AA,MQ |
| Jan 2024 | 160 | 41 | 4 | 0 | AA,MQ |
Cancellation Rate
2.7%
114 of 4,246 flights
Diversion Rate
0.1%
6 of 4,246 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
DFW - Dallas/Fort Worth
Full on-time, delay-cause, and seasonal performance for Dallas/Fort Worth, TX.
Origin airport →SDF - Louisville
Full on-time, delay-cause, and seasonal performance for Louisville, KY.
Destination airport →Compare the two airports
See DFW and SDF side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to DFW–SDF.
Routes with a similar on-time rate
What the Data Says About DFW to SDF
The Dallas/Fort Worth to Louisville corridor (DFW to SDF) posts a 75.7% on-time rate on the lower edge of the average band, based on 11,290 tracked flights. Late flights run 81.2 minutes behind on average. 28 carriers cover the 733-mile route; over the last 24 months, 114 of 4,246 flights were cancelled (2.7%) and 0.1% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 90% on-time, while Jun 2025 came in at just 55% - a 36-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from DFW to SDF? ▼
What is the cancellation rate for DFW to SDF? ▼
How far is the flight from DFW to SDF? ▼
When is the best time to fly from DFW to SDF? ▼
Flight Guides
Tips and data-driven advice for choosing reliable routes.
Explore PlainFlights
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.