Direct flights from Houston to Louisville
All flights from IAH to SDF non-stop. There are direct flights from George Bush Intcntl Houston (IAH), Texas, USA to Louisville International Airport (SDF), Kentucky, USA with United Airlines. 21 weekly departures are currently scheduled on this route. Departure times range from 08:30 to 18:50 depending on the schedule period. The flight distance is 791 miles (1273 km). Flight time ranges from 2 hours and 15 minutes to 2 hours and 26 minutes.
Houston
, USA
Flight schedule from Houston to Louisville with United Airlines
This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-06-29
Houston to Louisville scheduled departures
Select a date to see every published non-stop departure between IAH and SDF.
IAH - SDF route facts
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Distance791 miles (1273 km)
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Flight time2 hours and 15 minutes to 2 hours and 26 minutes
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Airline United
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Airline alliancesStar Alliance
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CabinsEconomy First
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Hub airportsIAH
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Departure terminalsTerminal B
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AircraftEmbraer 175 (Enhanced Winglets)
Route FAQ
Nearby airports that offer flights to Louisville (SDF)
From Hobby Airport (HOU)
7 flights per week
Direct flights from Houston to KY, USA
From Houston to Paducah
PAH Barkley Regional Airport
