$109 Cheap Flights from Greenville (GSP) to Houston (HOU)

View $109 flight on Wed, Aug 20, 2025Opens in a new window

Popular airlines from Greenville-Spartanburg Intl. Airport (GSP) to Houston William Hobby Airport (HOU)

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Cheap Flights from Greenville to Houston (GSP-HOU)

Prices were available within the past 7 days and start at $109 for one-way flights and $217 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Tue, Sep 30 - Tue, Oct 14
GSP
Greenville
HOU
Houston
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Tue, Sep 30 from Greenville to Houston, returning Tue, Oct 14, priced at $217 found 1 day ago
Delta
Sat, Aug 23 - Tue, Aug 26
GSP
Greenville
HOU
Houston
$228 Roundtrip, found 2 days ago
$228
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Aug 23 from Greenville to Houston, returning Tue, Aug 26, priced at $228 found 2 days ago
Southwest Airlines
Sat, Aug 30 - Wed, Sep 3
GSP
Greenville
HOU
Houston
$232 Roundtrip, found 10 hours ago
$232
Roundtrip
found 10 hours ago
Select Southwest Airlines flight, departing Sat, Aug 30 from Greenville to Houston, returning Wed, Sep 3, priced at $232 found 10 hours ago
American Airlines
Sat, Aug 30 - Mon, Sep 1
GSP
Greenville
HOU
Houston
$242 Roundtrip, found 3 hours ago
$242
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Sat, Aug 30 from Greenville to Houston, returning Mon, Sep 1, priced at $242 found 3 hours ago
Southwest Airlines
Sat, Aug 23 - Tue, Aug 26
GSP
Greenville
HOU
Houston
$247 Roundtrip, found 2 days ago
$247
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Sat, Aug 23 from Greenville to Houston, returning Tue, Aug 26, priced at $247 found 2 days ago
Southwest Airlines
Mon, Sep 8 - Sat, Sep 13
GSP
Greenville
HOU
Houston
$257 Roundtrip, found 1 day ago
$257
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Mon, Sep 8 from Greenville to Houston, returning Sat, Sep 13, priced at $257 found 1 day ago
Southwest Airlines
Fri, Aug 29 - Tue, Sep 2
GSP
Greenville
HOU
Houston
$258 Roundtrip, found 20 hours ago
$258
Roundtrip
found 20 hours ago
Select Southwest Airlines flight, departing Fri, Aug 29 from Greenville to Houston, returning Tue, Sep 2, priced at $258 found 20 hours ago
Southwest Airlines
Sat, Aug 30 - Wed, Sep 3
GSP
Greenville
HOU
Houston
$262 Roundtrip, found 10 hours ago
$262
Roundtrip
found 10 hours ago
Select Southwest Airlines flight, departing Sat, Aug 30 from Greenville to Houston, returning Wed, Sep 3, priced at $262 found 10 hours ago

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

November is typically the cheapest month to fly

From $161 - $616 per traveler.

Graph displaying average flight prices per month

Alternative airports near Houston

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

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $327
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $327
Flights from Greenville (GSP) to Houston (HOU)
Origin airport
Greenville-Spartanburg Intl.
Destination airport
William P. Hobby
Airlines serving
American Airlines, Delta, Southwest Airlines
Roundtrip price
$217
Distance
843 mi
Average flight time
1 hour 22 mins

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 September. 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 $109 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.

 

Frequently asked questions

How much does a flight from Greenville-Spartanburg Intl. Airport (GSP) to William P. Hobby Airport (HOU) cost?
Cheap round-trip fares from Greenville-Spartanburg Intl. Airport (GSP) to William P. Hobby Airport (HOU) start at $217. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Southwest Airlines flight leaving GSP on August 15 2025 and touching down at HOU. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from GSP to HOU?
The cheapest flights from GSP to HOU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from GSP to HOU?
Travel from GSP to HOU with Southwest Airlines. This carrier currently has the lowest one-way fare on this route, starting at $109. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from GSP on August 14 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Greenville-Spartanburg Intl. Airport (GSP) to William P. Hobby Airport (HOU)?
You'll need to book a flight with a layover when traveling from Greenville-Spartanburg Intl. Airport (GSP) to William P. Hobby Airport (HOU). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from GSP to HOU?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can change depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Greenville-Spartanburg Intl. Airport (GSP) to William P. Hobby Airport (HOU)?
To avoid potential delays on the Greenville-Spartanburg Intl. Airport (GSP) to William P. Hobby Airport (HOU) route, aim to travel before 3 PM. Departures after this time are 22% more likely to be 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)?
Explore your flight options from Greenville-Spartanburg Intl. Airport (GSP) to George Bush Intercontinental Airport (IAH). This is the only Houston airport you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Greenville-Spartanburg Intl. Airport (GSP) to William P. Hobby Airport (HOU) last-minute?
Last-minute fares from GSP to HOU are usually more expensive. To lock in the cheapest rates, start searching for flights early. That being said, if you're flexible with your travel plans, it's possible to score a cheap fare right before your trip.
Is it cheaper to book a GSP to HOU flight and hotel package?
Opting for a GSP to HOU flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Greenville-Spartanburg Intl. Airport (GSP) to William P. Hobby Airport (HOU)?
In most cases, you can cancel or reschedule your GSP to HOU flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want more details, head to our Customer Service portal.

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*Available to One Key members.