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Direct flights from Greenville to Houston

Airlines Schedules

GSP - IAH route map All flights from GSP to IAH non-stop. There are direct flights from Greenville-Spartanburg International (GSP), South Carolina, USA to George Bush Intcntl Houston (IAH), Texas, USA with United Airlines. 14 weekly departures are currently scheduled on this route. Departure times range from 06:50 to 18:00 depending on the schedule period. The flight distance is 841 miles (1353 km). Flight time ranges from 2 hours and 33 minutes to 2 hours and 58 minutes.

GSP
Greenville-Spartanburg
USAGreenville , USA
IAH
George Bush Intcntl Houston
USAHouston , USA
GSP
Greenville-Spartanburg
USAGreenville , USA
George Bush Intcntl Houston
USAHouston , USA
IAH
Flight time 2h 33min to 2h 58min
Updated Jun 29, 2026
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Airlines with non-stop routes:

United Airlines Star Alliance

Departure times vary between 06:50 and 18:00
S
M
T
W
T
F
S
Sun
Mon
Tue
Wed
Thu
Fri
Sat
14 flights/week
14 flights/week
Weekday-labels: HAS FLIGHTS UPCOMING NO FLIGHTS
View all flight dates
Flight schedule from Greenville to Houston 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
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
UA4049
07:00
07:00
07:00
07:00
07:00
07:00
07:00
UA4038
17:10
17:10
17:10
17:10
17:10
17:10
17:10

The timetable & schedule information was updated at 2026-06-29

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Greenville to Houston scheduled departures

Select a date to see every published non-stop departure between GSP and IAH.

Thursday
Thu
Aug 06
2 flights(2)
Friday
Fri
Aug 07
2 flights(2)
Saturday
Sat
Aug 08
2 flights(2)
Sunday
Sun
Aug 09
2 flights(2)
Monday
Mon
Aug 10
2 flights(2)
Tuesday
Tue
Aug 11
1 flights(1)
Wednesday
Wed
Aug 12
2 flights(2)
Time
Airline
Flight
07:00
United Airlines United Airlines
UA4049
17:10
United Airlines United Airlines
UA4038
07:00
United Airlines United Airlines
UA4049
17:10
United Airlines United Airlines
UA4038
07:00
United Airlines United Airlines
UA4049
17:10
United Airlines United Airlines
UA4038
07:00
United Airlines United Airlines
UA4049
17:10
United Airlines United Airlines
UA4038
07:00
United Airlines United Airlines
UA4049
17:10
United Airlines United Airlines
UA4038
07:00
United Airlines United Airlines
UA6174
07:00
United Airlines United Airlines
UA6174
17:31
United Airlines United Airlines
UA4059
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GSP-IAH flight route
Route map from Greenville, GSP to Houston, IAH. The distance is 841 miles or 1353 km.
Greenville - Houston direct flight map
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GSP - IAH route facts

  • Distance
    841 miles (1353 km)
  • Flight time
    2 hours and 33 minutes to 2 hours and 58 minutes
  • Airline
    United United
  • Airline alliances
    Star Alliance
  • Cabins
    Economy First
  • Hub airports
    IAH
  • Arrival terminals
    Terminal B
  • Aircraft
    Embraer 175 (Enhanced Winglets)

Route FAQ

United Airlines operates non-stop flights from GSP to IAH with 14 weekly departures.

Scheduled flight time from GSP to IAH ranges from 2 hours and 33 minutes to 2 hours and 58 minutes. The route covers 841 miles (1353 km).

14 weekly departures are currently scheduled on this route, with published departure times ranging from 06:50 to 18:00 depending on the schedule period.

Arrival terminal: Terminal B.

Economy and First are currently scheduled on non-stop flights for this route.
Direct flights from Greenville to TX, USA
From Greenville to Dallas

DFW Dallas Fort Worth International
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