$93+ Cheap flights from Greenville (GSP) to George Bush Intcntl (IAH)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — IAH
Sep 24 — Oct 11
Round-trip
1 adult, Economy
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Find cheap flights from Greenville to George Bush Intcntl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Greenville to George Bush Intcntl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Greenville to George Bush IntcntlExplore the most affordable flight options available from Greenville to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
Explore the most affordable flight options available from Greenville to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:29 pm -
1 stop27h 48m
Tue 9/298:25 am -
1 stop7h 49m
Deal found 8/21![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:18 pm -
1 stop25h 59m
Mon 9/218:25 am -
2 stops8h 58m
Deal found 8/23![Multiple Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:20 pm -
1 stop24h 25m
Thu 10/228:31 am -
1 stop22h 39m
Deal found 8/23![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:18 pm -
1 stop25h 59m
Wed 9/239:04 pm -
2 stops23h 46m
Deal found 8/23![Multiple Airlines logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:11 pm -
1 stop28h 06m
Fri 9/188:25 am -
2 stops7h 58m
Deal found 8/21![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:20 pm -
1 stop24h 25m
Mon 10/268:15 am -
2 stops10h 52m
Deal found 8/24![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:28 am -
2 stops20h 51m
Thu 10/228:31 am -
1 stop22h 39m
Deal found 8/23![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:08 pm -
1 stop21h 37m
Sun 10/259:12 pm -
2 stops21h 55m
Deal found 8/21![Multiple Airlines logo]()
$246
Best flights from Greenville to George Bush IntcntlDiscover carefully curated flight deals from Greenville to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
Discover carefully curated flight deals from Greenville to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:00 am -
Nonstop2h 44m
Sat 9/51:30 pm -
Nonstop2h 20m
Deal found 8/21![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:00 am -
Nonstop2h 44m
Sun 9/61:30 pm -
Nonstop2h 20m
Deal found 8/24![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/267:37 pm -
1 stop6h 53m
Wed 12/306:25 pm -
Nonstop2h 24m
Deal found 8/22![United Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 am -
Nonstop2h 44m
Sat 10/312:25 pm -
Nonstop2h 24m
Deal found 8/22![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:31 pm -
Nonstop2h 39m
Wed 9/302:53 pm -
1 stop7h 20m
Deal found 8/25![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/262:51 pm -
1 stop6h 28m
Mon 9/286:35 pm -
Nonstop2h 23m
Deal found 8/24![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:15 pm -
Nonstop2h 40m
Fri 10/235:15 am -
1 stop8h 53m
Deal found 8/23![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:00 am -
Nonstop2h 44m
Sun 10/187:21 am -
1 stop8h 44m
Deal found 8/24![United Airlines logo]()
$509
Last-minute flights from Greenville to George Bush IntcntlDiscover last-minute flight deals from Greenville to George Bush Intcntl. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to George Bush Intcntl. Data last updated August 25, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:24 pm -
2 stops19h 53m
Fri 9/118:25 am -
1 stop9h 05m
Deal found 8/21![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:11 pm -
1 stop28h 06m
Fri 9/188:25 am -
2 stops7h 58m
Deal found 8/21![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:29 pm -
1 stop27h 48m
Sun 9/208:25 am -
1 stop29h 03m
Deal found 8/23![Multiple Airlines logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:18 pm -
1 stop25h 59m
Mon 9/218:25 am -
2 stops8h 58m
Deal found 8/23![Multiple Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:18 pm -
1 stop25h 59m
Wed 9/239:04 pm -
2 stops23h 46m
Deal found 8/23![Multiple Airlines logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:29 pm -
1 stop27h 48m
Tue 9/298:25 am -
1 stop7h 49m
Deal found 8/21![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:24 pm -
2 stops35h 53m
Sat 10/38:25 am -
1 stop27h 14m
Deal found 8/22![Multiple Airlines logo]()
$252
One-way flights from Greenville to George Bush IntcntlSearch for one-way flight options from Greenville to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
Search for one-way flight options from Greenville to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:18 pm -
1 stop25h 59m
Deal found 8/22![Multiple Airlines logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:29 pm -
1 stop27h 48m
Deal found 8/23![Multiple Airlines logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:11 pm -
1 stop28h 06m
Deal found 8/24![Multiple Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:52 pm -
1 stop30h 22m
Deal found 8/23![Multiple Airlines logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/103:49 pm -
1 stop23h 08m
Deal found 8/25![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/181:29 pm -
2 stops31h 08m
Deal found 8/24![Multiple Airlines logo]()
$160
Find flight deals from Greenville to George Bush Intcntl
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 August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $193 (Kiwi.com) |
One-way from | $93 (Kiwi.com) |
Popular in | February |
Cheapest in | May |
Average price | $447 |
Good round-trip deal | $379 or less |
Good one-way deal | $280 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Greenville to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 25, 2026.
Use the filters below to find and compare flights from Greenville to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Fri 9/4
7:00 am-8:44 am
Nonstop2h 44m
Houston George Bush Intcntl
Sat 9/5
1:30 pm-4:50 pm
Nonstop2h 20m
$359
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Fri 9/4
7:00 am-8:44 am
Nonstop2h 44m
Houston George Bush Intcntl
Sun 9/6
1:30 pm-4:50 pm
Nonstop2h 20m
$409
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Sat 12/26
7:37 pm-1:30 am
1 stop6h 53m
Houston George Bush Intcntl
Wed 12/30
6:25 pm-9:49 pm
Nonstop2h 24m
$431
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Sun 9/27
7:00 am-8:44 am
Nonstop2h 44m
Houston George Bush Intcntl
Sat 10/3
12:25 pm-3:49 pm
Nonstop2h 24m
$444
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Wed 9/23
5:31 pm-7:10 pm
Nonstop2h 39m
Houston George Bush Intcntl
Wed 9/30
2:53 pm-11:13 pm
1 stop7h 20m
$464
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Sat 9/26
2:51 pm-8:19 pm
1 stop6h 28m
Houston George Bush Intcntl
Mon 9/28
6:35 pm-9:58 pm
Nonstop2h 23m
$469
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Fri 10/16
5:15 pm-6:55 pm
Nonstop2h 40m
Houston George Bush Intcntl
Fri 10/23
5:15 am-3:08 pm
1 stop8h 53m
$469
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Wed 10/14
7:00 am-8:44 am
Nonstop2h 44m
Houston George Bush Intcntl
Sun 10/18
7:21 am-5:05 pm
1 stop8h 44m
$509
Cheapest one-way
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Fri 9/18
2:18 pm-3:17 pm
1 stop25h 59m
$93
GreenvilleHouston
GSP Greenville - IAH Houston George Bush Intcntl
GSPIAH
Greenville
Thu 9/10
10:07 am-3:17 pm
2 stops30h 10m
$126
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Greenville to George Bush Intcntl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Greenville to George Bush Intcntl in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Greenville-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greenville-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Greenville-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Greenville-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Greenville to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Greenville with our price prediction graph.
GSP-IAH
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Greenville to Houston George Bush Intcntl Airport
Prices
Airlines
What is the cheapest month to book a flight from Greenville to Houston George Bush Intcntl Airport?
Currently, May is the cheapest month in which you can book a flight from Greenville to Houston George Bush Intcntl Airport (average of $325). Flying from Greenville to Houston George Bush Intcntl Airport in February is currently the most expensive (average of $763). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from GSP to IAH?
Find hourly flight availability from Greenville to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 25, 2026.
When flying from Greenville to Houston George Bush Intcntl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing George Bush Intcntl
Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated August 25, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Greenville to Houston George Bush Intcntl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentMatthew,Oct 2025
GSP - ATL
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentMatthew,Oct 2025
GSP - ATL
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentMatthew,Oct 2025
GSP - ATL
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentMatthew,Oct 2025
GSP - ATL
Related info for your journey
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.
Traveling to a place near Houston George Bush Intcntl Airport?
Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locationsKaty
Conroe
The Woodlands
Spring
Humble
Jersey Village
Tomball
Montgomery
Cypress
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Other flights to George Bush Intcntl
Explore flights to George Bush Intcntl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 25, 2026.
Greenville and George Bush Intcntl flights
Browse other Greenville and George Bush Intcntl flight options. Last updated on August 25, 2026.
Other flights from Greenville
Browse through other flights departing from Greenville. Flights are based on user searches made on Cheapflights and were last updated on August 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Greenville to George Bush Intcntl
Discover the top 3 airlines that operate flights from Greenville to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$196 | Average$358 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$269 | Average$419 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$373 | FlexibilityNo cancel fee | On-time71% |