Direct flights from Louisville to Houston
22 nonstop flights a week on 1 airline. Zero layovers — one hop from SDF to IAH.
Flight time: about 1h47m nonstop
Which days does it fly?
When does it fly?
Departure times in Louisville local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| United ASH6145 | 5:59a | 1h47m | Thu |
| United ASH6266 | 7:32a | 1h47m | Tue, Fri, Sat |
| United ASH6266 | 7:43a | 1h47m | Mon, Wed, Thu |
| United ASH6266 | 7:56a | 1h47m | Sun |
| United ASH6326 | 9:48a | 1h47m | Mon–Fri |
| United ASH6326 | 10:00a | 1h47m | Sat–Sun |
| United ASH6310 | 3:44p | 1h47m | Tue–Wed |
| United ASH6310 | 3:46p | 1h47m | Mon |
| United ASH6310 | 3:57p | 1h47m | Fri |
| United ASH6310 | 4:07p | 1h47m | Sat |
| United ASH6310 | 4:39p | 1h47m | Sun |
| United ASH6310 | 5:23p | 2h3m | Thu |
United
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The route
One hop: SDF → IAHDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Louisville (SDF) to Houston (IAH)
Louisville Muhammad Ali International Airport (SDF) has 22 nonstop flights a week to Houston (IAH), operated by United. No layovers, no connections — one hop out of SDF and you're there.
This route flies every day of the week, so any travel day works. Route data updated October 2026 from observed departures.
Route data updated October 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from Louisville to Houston?
The nonstop flight from Louisville (SDF) to Houston (IAH) takes about 1h47m in the air, based on recently observed nonstop departures.
How long does it take to drive from Louisville to Houston?
Driving from Louisville to Houston takes about 14h 25m, covering roughly 953 miles. The nonstop flight takes about 1h47m.