Route · SDF → HOU · 2020–2025 BTS data
Louisville to Houston
The SDF–HOU corridor (Louisville, KY → Houston, TX) runs ahead of the national average, served by 1 carrier across roughly 803 miles.
Data updated 2026-06-13
- 84.4%
- On-time
- +5.4 pts
- vs US avg
- 57 min
- Delay when late
- 648
- Flights
Cancelled
3.4%
Best Month
N/A
Worst Month
N/A
Distance
803 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Jul 2025 | 31 | 7 | 0 | 0 | WN |
| Jun 2025 | 30 | 9 | 0 | 1 | WN |
| May 2025 | 31 | 7 | 0 | 0 | WN |
| Apr 2025 | 30 | 4 | 0 | 0 | WN |
| Oct 2024 | 35 | 4 | 1 | 0 | WN |
| Aug 2024 | 31 | 1 | 0 | 0 | WN |
| Jul 2024 | 31 | 9 | 1 | 1 | WN |
| Jun 2024 | 30 | 3 | 0 | 1 | WN |
| May 2024 | 33 | 15 | 0 | 0 | WN |
| Apr 2024 | 30 | 6 | 0 | 0 | WN |
| Mar 2024 | 30 | 9 | 0 | 0 | WN |
| Dec 2023 | 31 | 7 | 0 | 0 | WN |
| Nov 2023 | 30 | 1 | 0 | 0 | WN |
| Oct 2023 | 31 | 1 | 0 | 0 | WN |
| Sep 2023 | 30 | 9 | 0 | 1 | WN |
| Aug 2023 | 31 | 3 | 0 | 0 | WN |
| Oct 2022 | 30 | 1 | 0 | 0 | WN |
| Aug 2020 | 31 | 1 | 1 | 0 | WN |
| Jul 2020 | 31 | 2 | 0 | 0 | WN |
| Apr 2020 | 30 | 1 | 16 | 0 | WN |
| Mar 2020 | 31 | 1 | 3 | 0 | WN |
Cancellation Rate
3.4%
22 of 648 flights
Diversion Rate
0.6%
4 of 648 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
SDF - Louisville
Full on-time, delay-cause, and seasonal performance for Louisville, KY.
Origin airport →HOU - Houston
Full on-time, delay-cause, and seasonal performance for Houston, TX.
Destination airport →Compare the two airports
See SDF and HOU side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to SDF–HOU.
Routes with a similar on-time rate
What the Data Says About SDF to HOU
Bureau of Transportation Statistics records show Louisville to Houston (SDF to HOU) running a 84.4% on-time rate over 648 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 56.8 minutes. The 803-mile corridor is served by 1 carrier, and over the last 24 months 3.4% of 648 flights were cancelled, 0.6% diverted.
Monthly performance data for this route did not show a clear best/worst split in the sample window; review the monthly table above for period-by-period detail.
Frequently Asked Questions
How often are flights delayed from SDF to HOU? ▼
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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.