Direct flights from Houston to Greenville
All flights from IAH to GSP non-stop. There are direct flights from George Bush Intcntl Houston (IAH), Texas, USA to Greenville-Spartanburg International (GSP), South Carolina, USA with United Airlines. 12 weekly departures are currently scheduled on this route. Departure times range from 12:00 to 18:40 depending on the schedule period. The flight distance is 841 miles (1353 km). Flight time ranges from 2 hours and 13 minutes to 2 hours and 24 minutes.
Houston
, USA
Flight schedule from Houston to Greenville 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 2026-08-24
Houston to Greenville scheduled departures
Select a date to see every published non-stop departure between IAH and GSP.
IAH - GSP route facts
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Distance841 miles (1353 km)
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Flight time2 hours and 13 minutes to 2 hours and 24 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
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