Flights UA6266 07:25 daily · UA6326 09:40 daily · UA6310 15:37 daily
Direct flights from Louisville (SDF) to Houston (IAH): 7 nonstop departures observed each week across 1 airline. The median arrival is on schedule. No cancellations were recorded across the 3 tracked flights. The nonstop covers 1,268 km, an estimated 2 hours 8 minutes in the air. Measured by Pro Flight Search from live flight boards at Louisville and Houston. Updated 17 October 2026 at 00:23 UTC.
Today, SDF → IAH
Fri 16 Oct · local times- 15:37 UA6310United Left 16:04 +27 Landed 17:18 +8
- · M65778 On schedule IAH 17:04scheduled
- · UA6266 Departed Landed 08:50
- · UA6326 Departed Landed 10:56 −10
Checked SDF board 20:00 · IAH board 19:23
route health from live SDF and IAH delay boards
Median arrival delay is +0 min. 0 of 3 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
The week
scheduled departures · origin local timeEach mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at SDF: 35% odds of a 15+ minute delay and around +8 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Louisville to Houston route actually runs
Pro Flight Search records official board updates for nonstop SDF to IAH flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — Louisville (SDF) to Houston (IAH) route reliability, measured from operated flights on official airport boards.
https://proflightsearch.com/search-flights/SDF-IAH
SDF to IAH questions
Is SDF–IAH running on time right now?
Mostly on schedule. The departure side at SDF is the weaker end, route health score 79/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on SDF–IAH?
Operators schedule morning departures around 07:25 from SDF. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IAH delay card to confirm conditions when you'd arrive.
How long is the flight from SDF to IAH?
Great-circle distance is 1,268 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 120–139 min gate-to-gate on this route.
How often does SDF–IAH fly?
United Airlines runs the route with about 21 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.