Direct flights from Saint Louis to Houston
All flights from STL to HOU non-stop. There are direct flights from Saint Louis Airport (STL), Missouri, USA to William P. Hobby Airport (HOU), Texas, USA with Southwest Airlines. 32 weekly departures are currently scheduled on this route. Departure times range from 05:00 to 22:50 depending on the schedule period. The flight distance is 692 miles (1113 km). Flight time ranges from 2 hours to 2 hours and 15 minutes.
Saint Louis
, USA
Flight schedule from Saint Louis to Houston with Southwest Airlines
This is a weekly direct flight schedule for Southwest 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 2026-08-24
Saint Louis to Houston scheduled departures
Select a date to see every published non-stop departure between STL and HOU.
STL - HOU route facts
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Distance692 miles (1113 km)
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Flight time2 hours to 2 hours and 15 minutes
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Airline Southwest
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Airline alliancesLow-cost carrier
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CabinsEconomy
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Departure terminalsTerminal 2
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AircraftBoeing 737-700 Passenger (Scimitar Winglets) , Boeing 737-800 (winglets) Passenger/BBJ2 and Boeing 737MAX 8 Passenger
Route FAQ
Direct flights from Saint Louis to TX, USA
From Saint Louis to Houston
IAH George Bush Intcntl Houston
From Saint Louis to San Antonio
SAT San Antonio International
From Saint Louis to Austin
AUS Austin-Bergstrom International Airport
From Saint Louis to Dallas
DFW Dallas Fort Worth International
From Saint Louis to Dallas
DAL Dallas Love Fld
