Cheap Flights from Greenville-Spartanburg to Houston

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Flight deals from Greenville-Spartanburg to Houston

Looking for a cheap last-minute deal or the best return flight from Greenville-Spartanburg Airport to Houston? If you want to travel next month, return fares start from R 4,471. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Greenville-Spartanburg to Houston

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Greenville-Spartanburg to Houston flights are currently cheapest in June.

Direct flights from Greenville-Spartanburg to Houston

Alternative Greenville-Spartanburg to Houston routes

Looking for the cheapest, fastest or easiest route from Greenville-Spartanburg to Houston? You could fly into the following airports instead.

Greenville to Houston: Flight information

The things to know before you go.
Cheapest flight foundR 1,467
Cheapest month to flyJune
Average flight time2 hrs, 39 mins
Most popular airlineUnited
Average flights per week50

Finding cheap flights from Greenville-Spartanburg to Houston: Frequently asked questions

There are 4 airports in Houston: Houston Hobby, Houston George Bush Intercntl., Houston Ellington Field, and Galveston.
The best price we found for a return flight from Greenville-Spartanburg to Houston is R 4,128. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 39 minutes is the average flight time from Greenville-Spartanburg to Houston.
United, Mesa Airlines and Air New Zealand fly direct from Greenville-Spartanburg to Houston.
As of May 2026, there are 50 flights per week flying from Greenville-Spartanburg to Houston.
The cheapest month to fly from Greenville-Spartanburg to Houston is usually May.
If you're flying from Greenville-Spartanburg Airport, the cheapest airport near Houston is Houston George Bush Intercntl. – which is 25.0 km away from the centre of Houston. We've found flights into this airport from R 4,128.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Greenville-Spartanburg Airport to Houston on Monday, 25 May 2026.
Yes – the average flight time is 2 hours and 39 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Houston but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 25°C. August is typically the warmest month in Houston, when it usually averages around 34°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 6°C. The rainiest month is June.
Currently, Breeze Airways and United offer the cheapest flight tickets to Houston.

Flying from Greenville-Spartanburg International Airport (GSP) to Houston: what you need to know

  • The average duration of a direct flight from Greenville-Spartanburg International Airport to Houston is 2 hours 20 minutes.

  • Greenville-Spartanburg International Airport is located in Greenville. Following the UTC-5 timezone, Houston is one hour behind Greenville.

  • The most popular route is from Greenville-Spartanburg International Airport (GSP) to George Bush Intercontinental Airport (IAH). Take your pick of 12 services every week between these two airports. If you'd like to get on your way as soon as you can, the earliest flight from GSP to IAH is the 06:00 United Airlines service. If you're planning to fly out later on, the final departure is at 17:18 with United Airlines.

  • Give yourself enough time to catch your GSP to Houston flight. A good rule of thumb is to arrive two hours before international departures and an hour ahead for domestic flights.

  • Longer lines at check-in and security are more likely if you're jetting off during high season, so give yourself a bit more breathing room. A good rule for peak periods? Get there up to four hours early for international flights and two hours for domestic departures.

  • You can book a direct Greenville-Spartanburg International Airport to Houston ticket. Start your journey at GSP and arrive at George Bush Intercontinental Airport (IAH).

  • Book your seat with United Airlines. This well-known airline operates direct flights from Greenville-Spartanburg International Airport to Houston.

  • GSP is around 16 kilometres from central Greenville. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 20 minutes or so to get there, depending on the traffic.

  • Want a leisurely start to your holiday? Stay near GSP. Whether you're catching an early flight from Greenville-Spartanburg International Airport to Houston or just don't like being rushed, these hotels put convenience first:

  • Of all flights leaving Greenville-Spartanburg International Airport, 79.7% touch down on time at their destination.

  • You'll find GSP at 2000 GPS Drive, Suite 1.

How to find the cheapest flights from Greenville-Spartanburg International Airport (GSP) to Houston

  • R 1,467 is currently the lowest price for a one-way Greenville-Spartanburg International Airport to Houston flight. Return flight tickets start at R 4,128. These prices can change based on availability.

  • Lock in cheap flights from GSP to Houston by booking six months ahead. Based on our research, that's the best time for bagging a bargain.

  • Schedule your trip for October. That's the best month for scoring an awesome deal on Greenville-Spartanburg International Airport to Houston tickets. If you have flexibility with your dates, use the 'Whole month' tool to find the cheapest price across each month.

  • Snapping up a cheap flight from GSP to Houston couldn't be easier with Price Alerts. All you need to do is create one of these automatic notifications and we'll get in touch as soon as a better deal is available.

  • Save on your flight from Greenville-Spartanburg International Airport to Houston with the help of our filters. Choose your preferred times, airlines and number of stops, then sort the results by 'Cheapest' to see the best deals.

Airports in Houston

George Bush Intercontinental Airport (IAH)

William P. Hobby Airport (HOU)

  • William P. Hobby Airport (HOU) is roughly 19 kilometres from the centre of Houston. Once you've hopped off your flight from Greenville-Spartanburg International Airport to Houston, it'll take you around 20 minutes to reach the heart of the city in a cab or ride-share.

  • You can expect the trip to take about 1 hour 40 minutes on public transport.

  • After stepping off your GSP to Houston flight, settle in at a hotel near HOU. These are some great accommodation options that'll help you slip into relaxation mode:

  • No time to waste? The fastest way to get to where you're going is with a William P. Hobby Airport rental car. Grab a set of wheels from Easirent, Dollar or Thrifty and hit the road in a heartbeat.

  • Get exactly what you want. Reserving your ride from HOU four weeks in advance often means more savings and a greater range of vehicles.

  • William P. Hobby Airport is located at 7800 Airport Boulevard.

Best time to go to Houston

  • Before you book your flights from Greenville-Spartanburg International Airport to Houston, consider which time of year works best for you. Peak season in Houston offers a lively atmosphere and plenty of things to do, while the off-season brings cheaper deals on hotels and smaller crowds.

  • The warmest month in Houston is August, with temperatures ranging between 24ºC (75ºF) and 40ºC (104ºF). Book your Greenville-Spartanburg International Airport to Houston flight ticket then if that's your ideal forecast.

  • Search for cheap tickets from GSP to Houston in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 5ºC (41ºF) and 19ºC (66ºF) on average.

More about Houston

Explore more of United States

  • You've seen Houston, now it's time to discover other corners of United States. Travel around 306 kilometres west to San Antonio to check off its must-visit sights. From The San Antonio River Walk to San Antonio Missions National Historical Park and San Fernando Cathedral, you've got a jam-packed schedule ahead.

  • Dallas is another well-known destination in United States and is around 370 kilometres north of Houston. No journey is complete without dropping by Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.