Direct flights from Houston to Knoxville
All flights from IAH to TYS non-stop. There are direct flights from George Bush Intcntl Houston (IAH), Texas, USA to Mc Ghee Tyson (TYS), Tennessee, USA with United Airlines. 19 weekly departures are currently scheduled on this route. Departure times range from 07:50 to 20:05 depending on the schedule period. The flight distance is 774 miles (1245 km). Flight time ranges from 2 hours and 12 minutes to 2 hours and 20 minutes.
Houston
, USA
Flight schedule from Houston to Knoxville 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 2026-08-11
Houston to Knoxville scheduled departures
Select a date to see every published non-stop departure between IAH and TYS.
IAH - TYS route facts
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Distance774 miles (1245 km)
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Flight time2 hours and 12 minutes to 2 hours and 20 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) and Embraer RJ135 / RJ140 / RJ145
Route FAQ
Nearby airports that offer flights to Knoxville (TYS)
From Hobby Airport (HOU)
2 flights per week
Direct flights from Houston to TN, USA
From Houston to Chattanooga
CHA Lovell Fld
From Houston to Nashville
BNA Nashville International
From Houston to Memphis
MEM Memphis International
