Nonstop flights from Greenville to Houston
United Airlines flies this route 1 to 2 times a day.
GSPGreenville-Spartanburg International
836 mi · 12 flights a week
IAHHouston George Bush Intercontinental
When they leave
Greenville time7:00a5:31pFirst departure 7:00 AM, last 5:31 PM
One morning flight at 7:00 AM, then one evening flight at 5:31 PM.
Every flight
Earliest first
Schedules last checked Sep 20, 2026. Times are local.
Flying from Greenville to Houston
United Airlines is the only airline flying nonstop from Greenville to Houston, 1 to 2 times a day on the Embraer 175.
There are 1 or 2 flights every day of the week. The first arrival in Houston is at 8:44 AM and the last at 7:10 PM. The flight covers 836 miles.
Flying back, Houston to Greenville has 12 nonstop flights a week.
Return flights
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Find the cheapest day to fly from Greenville to Houston.
Schedules as of Oct 9, 2026.