$83 Cheap Flights from Greenville (GSP) to Houston (IAH)

View $83 flight on Tue, Dec 16, 2025Opens in a new window

Popular airlines from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Greenville to Houston (GSP-IAH)

Prices were available within the past 7 days and start at $83 for one-way flights and $156 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Jan 17 - Tue, Jan 20
GSP
Greenville
IAH
Houston
$156 Roundtrip, found 2 days ago
$156
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Jan 17 from Greenville to Houston, returning Tue, Jan 20, priced at $156 found 2 days ago
American Airlines
Tue, Dec 16 - Tue, Jan 13
GSP
Greenville
IAH
Houston
$165 Roundtrip, found 1 day ago
$165
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Dec 16 from Greenville to Houston, returning Tue, Jan 13, priced at $165 found 1 day ago
Delta
Sat, Jan 17 - Tue, Jan 20
GSP
Greenville
IAH
Houston
$172 Roundtrip, found 2 days ago
$172
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Jan 17 from Greenville to Houston, returning Tue, Jan 20, priced at $172 found 2 days ago
American Airlines
Tue, Dec 16 - Tue, Jan 13
GSP
Greenville
IAH
Houston
$173 Roundtrip, found 1 day ago
$173
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Dec 16 from Greenville to Houston, returning Tue, Jan 13, priced at $173 found 1 day ago
American Airlines
Wed, Dec 10 - Mon, Dec 15
GSP
Greenville
IAH
Houston
$176 Roundtrip, found 3 days ago
$176
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Dec 10 from Greenville to Houston, returning Mon, Dec 15, priced at $176 found 3 days ago
Delta
Tue, Dec 16 - Tue, Jan 13
GSP
Greenville
IAH
Houston
$181 Roundtrip, found 1 day ago
$181
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Dec 16 from Greenville to Houston, returning Tue, Jan 13, priced at $181 found 1 day ago
United
Fri, Jan 23 - Mon, Jan 26
GSP
Greenville
IAH
Houston
$181 Roundtrip, found 2 days ago
$181
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jan 23 from Greenville to Houston, returning Mon, Jan 26, priced at $181 found 2 days ago
Delta
Mon, Dec 15 - Tue, Dec 16
GSP
Greenville
IAH
Houston
$185 Roundtrip, found 2 days ago
$185
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Dec 15 from Greenville to Houston, returning Tue, Dec 16, priced at $185 found 2 days ago
American Airlines
Fri, Feb 13 - Sun, Feb 15
GSP
Greenville
IAH
Houston
$193 Roundtrip, found 1 day ago
$193
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Feb 13 from Greenville to Houston, returning Sun, Feb 15, priced at $193 found 1 day ago
Delta
Fri, Dec 12 - Sun, Dec 14
GSP
Greenville
IAH
Houston
$194 Roundtrip, found 2 days ago
$194
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Dec 12 from Greenville to Houston, returning Sun, Dec 14, priced at $194 found 2 days ago

Find the cheapest month to fly from Greenville (GSP) to Houston (IAH)

September is typically the cheapest month to fly

From $155 - $919 per traveler.

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to William P. Hobby HOU. Cheapest and Closest option available. Average driving time to city center is 15 minutes. Flights from $469
HOU
William P. Hobby
CheapestClosest
Average driving time to city center15 min
Flights from $469

Frequently asked questions

How much does a flight from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH) cost?
Grab a cheap one-way flight from $83 or cheap return flight from $156 from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH)?
Flying in January may help you find better deals, as it's the cheapest month for flights between GSP and IAH. You'll usually find the lowest prices during the off-season.
Which airlines fly direct from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH)?
Jump on a direct flight with United Airlines and head straight from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH).
What is the cheapest airline that flies from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH)?
To find the cheapest airline flying from GSP to IAH, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH)?
On average, only 1 direct flight departs each day from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH). Seeking more options? Use our filter tool to find flights with layovers and squeeze in a visit to another city along the way.
What are the most popular departure times for flights from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH)?
The 6 AM departures from GSP to IAH see the highest demand. Greater demand means you'll likely pay more for these departures. If you want to save on your trip, pick a less crowded time to fly.
What day of the week has the most flights from GSP to IAH?
Friday offers the most flights from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH). Consider jetting off on this day and you'll have the best chance of finding a departure that fits your plans.
What is the earliest flight from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH)?
The first flight of the day leaving from Greenville-Spartanburg Intl. Airport (GSP) is at around 6:35AM UTC-5. Catch this flight and you'll reach George Bush Intercontinental Airport (IAH) at approximately 8:23AM UTC-6. The total travel time is 2h 48m.
How long does it take to fly from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH)?
It takes roughly 2 hours and 48 minutes to fly the 840 mi from GSP to IAH.
What airline has the least delays from GSP to IAH?
United Airlines has the best track record for on-time direct flights from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH), with an on-time score of 83%. Use the Expedia App to check your flight status before you take off and receive notifications about any changes.
What is the best time to fly from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH)?
To avoid potential delays on the Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Houston from Greenville-Spartanburg Intl. Airport (GSP)?
Browse your flight options from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH). This is the only Houston airport you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH) last-minute?
Holding off until right before your break to book a flight from GSP to IAH often results in higher prices. Although you may find some last-minute offers, there's no guarantee. Be flexible with your travel plans for a better chance of snagging a bargain.
Is it cheaper to book a GSP to IAH flight and hotel package?
Compared with arranging hotels and flights separately, booking a GSP to IAH flight and hotel package with Expedia could result in significant savings. What's more, having everything in one place will take the hassle out of travel planning. Simply pick your flights and choose from our extensive range of stays, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH)?
Usually, it's possible to reschedule or cancel your GSP to IAH flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Greenville-Spartanburg Intl.
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, United
Roundtrip price
$156
Distance
836 mi
Average flight time
1 hour 55 mins

Book with confidence

Greenville to Houston Flights

The cheapest times to fly from Greenville to Houston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Greenville to Houston are during the month of January. You can find some of the cheapest flights from Greenville to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Greenville to Houston

Sunday is one of the best days to book for cheap flights from Greenville to Houston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Greenville to Houston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Greenville to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $83 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Greenville to Houston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Greenville to Houston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Greenville to Houston Flights

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*Available to One Key members.