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George Bush Intcntl

$100+ 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — IAH
Sep 3 — Sep 101
Thu 9/3
Thu 9/10
1 adult, Economy
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Cheap 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 August 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/147:03 pm -
2 stops21h 14m
Mon 9/218:25 am -
1 stop9h 05m
Deal found 8/2$216
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 stop6h 22m
Mon 9/148:25 am -
1 stop9h 05m
Deal found 7/31$221
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/238:37 am -
2 stops47h 43m
Mon 8/318:35 am -
1 stop7h 09m
Deal found 7/31$224
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 8/273:43 pm -
1 stop17h 19m
Sun 8/3011:32 am -
2 stops28h 12m
Deal found 8/3$239
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 stop6h 22m
Sun 9/133:45 pm -
2 stops48h 29m
Deal found 7/31$242
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 9/48:28 pm -
1 stop19h 04m
Mon 9/148:25 am -
1 stop9h 05m
Deal found 7/30$244
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/288:45 pm -
1 stop12h 17m
Sun 8/304:32 pm -
2 stops26h 01m
Deal found 7/31$248
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/178:45 pm -
1 stop18h 47m
Wed 8/194:32 pm -
2 stops14h 25m
Deal found 7/31$255
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/48:28 pm -
1 stop12h 34m
Mon 9/78:35 am -
2 stops29h 31m
Deal found 7/31$261
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 9/38:37 am -
2 stops14h 37m
Thu 9/1012:21 pm -
1 stop6h 28m
Deal found 8/4$265

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 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$216
(Kiwi.com)

One-way from

$100
(Kiwi.com)

Popular in

February

Cheapest in

May

Average price

$452

Good round-trip deal

$516 or less

Good one-way deal

$253 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. 15% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Greenville to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from Greenville to Houston George Bush Intcntl.
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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 August 4, 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

Price

Cheapest round-trip

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Thu 8/27

2:51 pm-7:54 pm

1 stop6h 03m

Houston George Bush Intcntl

Sun 8/30

7:00 am-12:41 pm

1 stop4h 41m

$299

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Thu 10/29

7:00 am-11:08 am

1 stop5h 08m

Houston George Bush Intcntl

Sun 11/1

5:35 am-12:39 pm

1 stop6h 04m

$299

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Mon 11/16

5:30 am-8:48 am

1 stop4h 18m

Houston George Bush Intcntl

Sun 11/22

5:39 am-11:07 am

1 stop4h 28m

$299

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Tue 9/1

2:00 pm-8:08 pm

1 stop7h 08m

Houston George Bush Intcntl

Tue 9/8

5:40 am-12:50 pm

1 stop6h 10m

$299

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Sun 11/15

8:10 am-11:25 am

1 stop4h 15m

Houston George Bush Intcntl

Sat 11/21

7:00 am-1:15 pm

1 stop5h 15m

$319
Quickest round-trip

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Thu 8/27

5:31 pm-7:10 pm

Nonstop2h 39m

Houston George Bush Intcntl

Sun 8/30

6:35 pm-9:58 pm

Nonstop2h 23m

$359

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Sat 11/14

6:45 am-8:41 am

Nonstop2h 56m

Houston George Bush Intcntl

Sat 11/21

3:20 pm-10:59 pm

1 stop6h 39m

$399

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Thu 8/20

7:00 am-1:36 pm

1 stop7h 36m

Houston George Bush Intcntl

Sun 8/23

6:35 pm-9:58 pm

Nonstop2h 23m

$404

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Fri 8/14

7:00 am-8:44 am

Nonstop2h 44m

Houston George Bush Intcntl

Sun 8/16

6:35 pm-9:58 pm

Nonstop2h 23m

$454

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Fri 10/30

5:50 am-12:07 pm

1 stop7h 17m

Houston George Bush Intcntl

Sun 11/1

6:40 pm-9:59 pm

Nonstop2h 19m

$456

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/2

Showing 1-10 of 21 resultsSorted by cheapest first
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3

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.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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

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 4, 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.

How much does it cost to fly round-trip from Greenville to Houston George Bush Intcntl Airport?

Airfare is below average for this route at the moment.

Greenville to Houston George Bush Intcntl Airport flights typically cost between $296 and $899 in September.
The cheapest round-trip price found within the last 5 days was $216 on Multiple Airlines (Sep 14-Sep 21).

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 4, 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.
Delta
7.8
Good
8,483 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.8

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
7.8
Good
8,483 reviews
Delta
7.8
Good
8,483 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.8

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
10,059 reviews
Delta
7.8
Good
8,483 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.8

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
7.1
Good
11,845 reviews
Delta
7.8
Good
8,483 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.8

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 5 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 $299, Delta can have you in Houston George Bush Intcntl Airport from Greenville in 6h 03m. There are 836 mi between Greenville and Houston George Bush Intcntl Airport.

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

    Currently priced at $196, Delta will fly you from Greenville to Houston George Bush Intcntl Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $269 and $276, respectively. Delta is priced at 58% 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 SkyWest Airlines (100%), United Airlines (92%) or ANA (90%) 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 $616, our data shows the cheapest flight currently is $195. When looking at the most popular route, (Greenville - Houston George Bush Intcntl), you can expect to pay $239 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, 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.

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
Katy
Conroe
The Woodlands
Spring
Jersey Village
Humble
Tomball
Cypress
Montgomery

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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 August 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$345FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$269Average$414FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$276Average$368FlexibilityNo cancel feeOn-time71%

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