
Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $175 (Kiwi.com) |
One-way from | $77 (Kiwi.com) |
Popular in | February |
Cheapest in | May |
Average price | $436 |
Good round-trip deal | $419 or less |
Good one-way deal | $308 or less |
Fly from
Fly to
Route
Depart
Return
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Mon 12/7
2:58 pm-4:06 pm
1 stop26h 08m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Wed 11/11
8:24 pm-2:44 pm
2 stops19h 20m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Wed 12/30
2:33 pm-9:57 pm
3 stops32h 24m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Sat 11/14
6:49 am-8:45 am
Nonstop2h 56m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Fri 11/13
6:49 am-8:45 am
Nonstop2h 56m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Sat 11/14
8:24 pm-7:23 am
3 stops35h 59m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Tue 1/5
11:28 am-9:21 am
1 stop22h 53m
Houston George Bush Intcntl
Thu 1/21
3:27 pm-9:10 am
1 stop16h 43m
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Thu 11/19
6:49 am-8:45 am
Nonstop2h 56m
Houston George Bush Intcntl
Sun 11/22
6:40 pm-9:59 pm
Nonstop2h 19m
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Sun 12/27
4:02 pm-5:32 pm
2 stops26h 30m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Fri 11/27
5:40 am-9:22 am
1 stop4h 42m
Houston George Bush Intcntl
Tue 12/1
10:07 am-3:45 pm
1 stop4h 38m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
Everything you need to know about your flight from Greenville to Houston George Bush Intcntl Airport
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Matthew,Oct 2025
GSP - ATL
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Matthew,Oct 2025
GSP - ATL
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Matthew,Oct 2025
GSP - ATL
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Matthew,Oct 2025
GSP - ATL
Find useful and relevant information for your journey from Greenville to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$358 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$269 | Average$403 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$433 | FlexibilityNo cancel fee | On-time71% |