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George Bush Intcntl

$73+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — IAH
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
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Cheapflights Tip: The best prices from Greenville to Houston George Bush Intcntl are usually found in April or February, booked 33 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap 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 October 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$165
(American Airlines)

One-way from

$73
(United Airlines)

Popular in

June

Cheapest in

April

Average price

$493

Good round-trip deal

$417 or less

Good one-way deal

$227 or less
Provider with most accurate pricing for Greenville-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for Greenville-Houston George Bush Intcntl flights.
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From Greenville to Houston George Bush Intcntl
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One-way flight from Greenville to Houston George Bush Intcntl
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Highest demand for flights based on searches. 7% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Greenville to Houston George Bush Intcntl.
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Price to beat on a one-way flight from Greenville to Houston George Bush Intcntl.
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Find flight deals from Greenville to George Bush Intcntl

Cheapest flights from Greenville to George Bush Intcntl
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 October 22, 2025.

This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1010:26 amGSP - IAH
1 stop8h 02mAmerican Airlines
Sat 12/135:00 amIAH - GSP
1 stop5h 31mAmerican Airlines
Deal found 10/20$165
This Delta deal was found by Cheapflights users on 10/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:40 amGSP - IAH
1 stop6h 51mDelta
Thu 1/17:00 amIAH - GSP
1 stop3h 58mDelta
Deal found 10/21$199
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/38:03 pmGSP - IAH
1 stop14h 30mMultiple Airlines
Wed 11/510:28 amIAH - GSP
1 stop27h 18mMultiple Airlines
Deal found 10/20$201
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/38:03 pmGSP - IAH
1 stop14h 30mMultiple Airlines
Sun 11/911:33 amIAH - GSP
1 stop26h 17mMultiple Airlines
Deal found 10/20$215
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/38:03 pmGSP - IAH
1 stop14h 30mMultiple Airlines
Sat 11/810:28 amIAH - GSP
1 stop27h 18mMultiple Airlines
Deal found 10/20$227
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/38:03 pmGSP - IAH
1 stop14h 30mMultiple Airlines
Mon 11/1010:28 amIAH - GSP
1 stop7h 55mMultiple Airlines
Deal found 10/20$235
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/78:03 pmGSP - IAH
1 stop24h 49mMultiple Airlines
Sun 11/911:33 amIAH - GSP
1 stop8h 41mMultiple Airlines
Deal found 10/20$242
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/63:36 pmGSP - IAH
1 stop9h 23mMultiple Airlines
Sun 11/911:33 amIAH - GSP
1 stop26h 17mMultiple Airlines
Deal found 10/20$247
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/78:03 pmGSP - IAH
1 stop24h 49mMultiple Airlines
Mon 11/1010:28 amIAH - GSP
1 stop7h 55mMultiple Airlines
Deal found 10/20$253
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 12/123:00 pmGSP - IAH
1 stop19h 23mMultiple Airlines
Sun 12/148:07 pmIAH - GSP
1 stop22h 16mMultiple Airlines
Deal found 10/19$256
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/63:36 pmGSP - IAH
1 stop9h 23mMultiple Airlines
Sat 11/810:28 amIAH - GSP
1 stop27h 18mMultiple Airlines
Deal found 10/20$258

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 2,558,603 searches. Data last updated October 22, 2025.
Use the filters below to find and compare flights from Greenville to Houston George Bush Intcntl Airport that are best for you.

Fly from

Greenville

Fly to

George Bush Intcntl

Route

Depart

Return

Price

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Sat 12/6

6:50 am-1:33 pm

2 stops7h 43m

Houston George Bush Intcntl

Thu 1/1

6:00 am-11:28 am

1 stop4h 28m

$265

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Fri 11/7

8:03 pm-5:26 pm

2 stops22h 23m

Houston George Bush Intcntl

Sun 11/9

11:33 am-9:14 pm

1 stop8h 41m

$272

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Thu 12/4

6:50 am-8:47 am

Nonstop2h 57m

Houston George Bush Intcntl

Sun 12/7

6:36 pm-9:58 pm

Nonstop2h 22m

$281

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Sat 12/6

6:50 am-8:47 am

Nonstop2h 57m

Houston George Bush Intcntl

Thu 1/1

6:37 pm-9:57 pm

Nonstop2h 20m

$301

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Tue 12/16

6:50 am-8:47 am

Nonstop2h 57m

Houston George Bush Intcntl

Mon 12/22

6:37 pm-9:57 pm

Nonstop2h 20m

$351

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Tue 12/16

5:35 am-8:51 am

1 stop4h 16m

Houston George Bush Intcntl

Mon 12/22

6:38 pm-11:32 pm

1 stop3h 54m

$358

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Wed 11/19

6:45 am-8:41 am

Nonstop2h 56m

Houston George Bush Intcntl

Sun 11/23

12:25 pm-3:39 pm

Nonstop2h 14m

$369

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Sat 11/15

6:13 pm-12:18 am

1 stop7h 05m

Houston George Bush Intcntl

Sat 11/22

5:45 pm-11:55 pm

1 stop5h 10m

$389

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Sat 11/15

6:00 am-10:54 am

1 stop5h 54m

Houston George Bush Intcntl

Thu 11/20

5:15 am-10:27 am

1 stop4h 12m

$389

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Wed 11/19

11:42 am-6:20 pm

1 stop7h 38m

Houston George Bush Intcntl

Sun 11/23

5:15 am-10:27 am

1 stop4h 12m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 23 results
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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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

How far ahead should I book a flight from Greenville to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Greenville to George Bush Intcntl. Price data was last updated on October 17, 2025.

Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from Greenville to Houston George Bush Intcntl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Greenville to Houston George Bush Intcntl Airport?

Currently, September is the cheapest month in which you can book a flight from Greenville to Houston George Bush Intcntl Airport (average of $44). Flying from Greenville to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $139). 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 October 22, 2025.

One of the essential ways to save on airfare from Greenville to Houston George Bush Intcntl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 46% on airfare.

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 October 22, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American 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.
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,981 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,988 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,029 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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.

  • What airport do you fly from for flights from Greenville to Houston George Bush Intcntl?

    Greenville (GSP), located 10.4 mi from the city center, is the airport you fly out of when you book flights from Greenville to Houston George Bush Intcntl. 3 airlines have flights from Greenville to Houston George Bush Intcntl on a regular basis. Booking flights from Greenville to Houston George Bush Intcntl should not be difficult; the airport handles an average of 4 outbound flights to Houston George Bush Intcntl per day.

  • How long is the flight from Greenville to Houston George Bush Intcntl Airport?

    For as low as $281, American Airlines can have you in Houston George Bush Intcntl Airport from Greenville in 2h 57m. There are 836 mi between Greenville and Houston George Bush Intcntl Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Greenville to Houston George Bush Intcntl Airport round-trip?

    Currently priced at $212, American Airlines will fly you from Greenville to Houston George Bush Intcntl Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $228 and $228, respectively. American Airlines is priced at 48% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Greenville to Houston George Bush Intcntl Airport?

    Consider ANA (93%), Air New Zealand (86%) or United Airlines (84%) when booking your flight. These represent the most reliable airlines when flying from Greenville to Houston George Bush Intcntl Airport.

  • What are the cheapest flights from Greenville to Houston George Bush Intcntl Airport?

    While on average a flight from Greenville to Houston George Bush Intcntl Airport is generally $437, our data shows the cheapest flight currently is $146. When looking at the most popular route, (Greenville - Houston George Bush Intcntl), you can expect to pay $181 for that flight.

  • Can I find deals for flights from Greenville to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Greenville to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Greenville to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Greenville to George Bush Intcntl.

  • Can I find deals for business class flights from Greenville to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Greenville to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Greenville to Houston George Bush Intcntl Airport?

    Currently, September is the cheapest month in which you can book a flight from Greenville to Houston George Bush Intcntl Airport (average of $44). Flying from Greenville to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $139). 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.

See more FAQs

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 locations
Montgomery
Katy
The Woodlands
Jersey Village
Spring
Humble
Conroe
Tomball
Cypress

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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 2,558,603 searches. Data last updated October 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$212Average$338FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$228Average$422FlexibilityNo cancel feeOn-time69%
DeltaCheapest$228Average$315FlexibilityNo cancel feeOn-timeN/A

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