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George Bush Intcntl

$96+ 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — IAH
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 August, booked 24 days in advance, depart on a Friday or Thursday 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 July 3, 2025.

Round-trip from

$217
(Delta)

One-way from

$96
(Mytrip)

Popular in

June

Cheapest in

April

Average price

$419

Good round-trip deal

$433 or less

Good one-way deal

$275 or less
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. 18% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Delta deal was found by Cheapflights users on 7/1. 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.
Thu 8/285:30 amGSP - IAH
1 stop4h 53mDelta
Thu 9/47:00 amIAH - GSP
1 stop5h 20mDelta
Deal found 7/1$217
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/274:56 pmGSP - IAH
Nonstop2h 54mUnited Airlines
Wed 12/36:33 pmIAH - GSP
Nonstop2h 21mUnited Airlines
Deal found 7/2$267
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/16:05 pmGSP - IAH
1 stop7h 18mAmerican Airlines
Sat 9/611:00 amIAH - GSP
1 stop4h 14mAmerican Airlines
Deal found 7/2$312
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3110:06 pmGSP - IAH
2 stops21h 25mMultiple Airlines
Sun 8/35:00 amIAH - GSP
2 stops15h 16mMultiple Airlines
Deal found 6/30$322

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 July 3, 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

Thu 8/28

5:30 am-9:23 am

1 stop4h 53m

Houston George Bush Intcntl

Thu 9/4

7:00 am-1:20 pm

1 stop5h 20m

$217

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Thu 8/14

5:34 pm-7:04 pm

Nonstop2h 30m

Houston George Bush Intcntl

Tue 8/19

12:25 pm-3:46 pm

Nonstop2h 21m

$267

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Mon 9/1

6:05 pm-12:23 am

1 stop7h 18m

Houston George Bush Intcntl

Sat 9/6

11:00 am-4:14 pm

1 stop4h 14m

$312

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Thu 7/31

10:06 pm-6:31 pm

2 stops21h 25m

Houston George Bush Intcntl

Sun 8/3

5:00 am-9:16 pm

2 stops15h 16m

$322

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Wed 7/16

9:42 pm-8:52 am

1 stop12h 10m

$96

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Wed 9/3

7:00 am-8:39 am

Nonstop2h 39m

$99

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Tue 10/14

4:46 pm-12:35 am

1 stop8h 49m

$108

GreenvilleHouston

GSP - IAH

GSPIAH

Greenville

Sat 9/6

6:00 am-12:03 pm

1 stop7h 03m

$134

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

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 June 27, 2025.

Booking 24 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, August is the cheapest month in which you can book a flight from Greenville to Houston George Bush Intcntl Airport (average of $241). Flying from Greenville to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 July 3, 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 47% on airfare.

Weekly flight availability from Greenville to Houston George Bush Intcntl Airport

Explore weekly flight availability from Greenville to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.

The most flights from GSP to IAH are scheduled on a Monday (5 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (3 on average).

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 July 3, 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
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Currently priced at $217, 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 $267 and $312, respectively. Delta is priced at 45% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Greenville to Houston George Bush Intcntl Airport one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $99. Users have also found prices from $108 and $134 on American Airlines and Delta, respectively.

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

    Consider ANA (90%), United Airlines (76%) or Air New Zealand (76%) 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 $2,814, our data shows the cheapest flight currently is $151. When looking at the most popular route, (Greenville - Houston George Bush Intcntl), you can expect to pay $267 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, August is the cheapest month in which you can book a flight from Greenville to Houston George Bush Intcntl Airport (average of $241). Flying from Greenville to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 Greenville?

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$308FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$209Average$412FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$212Average$341FlexibilityNo cancel feeOn-time71%

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