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$117+ Cheap flights from Greenville to San Antonio (GSP - SAT)

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — SAT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Greenville to San Antonio are usually found in May or November, booked 44 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Greenville to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to San Antonio (SAT). 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 June 12, 2025.

Round-trip from

$277
(Mytrip)

One-way from

$117
(Mytrip)

Popular in

December

Cheapest in

May

Average price

$384
From Greenville to San Antonio
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One-way flight from Greenville to San Antonio
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Greenville to San Antonio

Cheapest flights from Greenville to San Antonio
Explore the most affordable flight options available from Greenville to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/11. 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.
Wed 7/99:42 pmGSP - SAT
1 stop27h 52mMultiple Airlines
Wed 7/167:52 pmSAT - GSP
2 stops24h 24mMultiple Airlines
Deal found 6/11$277
This Delta deal was found by Cheapflights users on 6/11. 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.
Mon 9/153:42 pmGSP - SAT
1 stop5h 37mDelta
Thu 9/188:00 amSAT - GSP
1 stop5h 49mDelta
Deal found 6/11$285
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 10/247:53 pmGSP - SAT
1 stop4h 49mAmerican Airlines
Mon 10/274:34 pmSAT - GSP
1 stop6h 56mAmerican Airlines
Deal found 6/12$291
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 7/25:34 pmGSP - SAT
1 stop4h 53mUnited Airlines
Sat 7/125:30 amSAT - GSP
2 stops7h 47mUnited Airlines
Deal found 6/10$300
This Southwest deal was found by Cheapflights users on 6/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:25 amGSP - SAT
2 stops7h 45mSouthwest
Wed 9/241:10 pmSAT - GSP
1 stop5h 45mSouthwest
Deal found 6/11$326

Cheapflights Fare Finder

Customize your flight search to find flights from Greenville to San Antonio 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 June 12, 2025.
Use the filters below to find and compare flights from Greenville to San Antonio that are best for you.

Fly from

Greenville

Fly to

San Antonio

Route

Depart

Return

Price

GreenvilleSan Antonio

GSP - SAT

GSPSAT

Greenville

Wed 7/9

9:42 pm-12:34 am

1 stop27h 52m

San Antonio

Wed 7/16

7:52 pm-9:16 pm

2 stops24h 24m

$277

GreenvilleSan Antonio

GSP - SAT

GSPSAT

Greenville

Wed 7/2

5:30 am-11:15 am

1 stop6h 45m

San Antonio

Sat 7/12

12:24 pm-6:44 pm

1 stop5h 20m

$295

GreenvilleSan Antonio

GSP - SAT

GSPSAT

Greenville

Wed 7/2

5:34 pm-9:27 pm

1 stop4h 53m

San Antonio

Sat 7/12

5:30 am-2:17 pm

2 stops7h 47m

$300

GreenvilleSan Antonio

GSP - SAT

GSPSAT

Greenville

Sat 7/5

8:12 pm-11:58 pm

1 stop4h 46m

San Antonio

Sat 7/12

8:04 am-2:08 pm

1 stop5h 04m

$380

GreenvilleSan Antonio

GSP - SAT

GSPSAT

Greenville

Fri 8/22

1:50 pm-10:10 pm

2 stops9h 20m

San Antonio

Sat 8/23

8:30 am-5:50 pm

2 stops8h 20m

$382

GreenvilleSan Antonio

GSP - SAT

GSPSAT

Greenville

Wed 7/9

9:42 pm-12:34 am

1 stop27h 52m

$117

GreenvilleSan Antonio

GSP - SAT

GSPSAT

Greenville

Thu 6/19

4:11 pm-8:30 pm

1 stop5h 19m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Greenville to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio 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 San Antonio

How far ahead should I book a flight from Greenville to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Greenville to San Antonio. Price data was last updated on June 9, 2025.

The best time to book flights from Greenville to San Antonio is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Greenville to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Greenville to San Antonio (average of $295). Flying from Greenville to San Antonio in March is currently the most expensive (average of $376). 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 SAT?

Find hourly flight availability from Greenville to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 12% on flights from Greenville to San Antonio by exploring options for tickets in the afternoon.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated June 12, 2025.
To help decide which airline to fly from Greenville to San Antonio, see what other customers have to say about Southwest, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,946 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from Greenville to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Greenville to San Antonio round-trip?

    Delta, at $285, was found to be the cheapest airline from Greenville to San Antonio.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is priced at 27% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Greenville to San Antonio that include hotel bookings?

    Yes. In addition to deals on Greenville to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Greenville to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Greenville to San Antonio.

  • Can I find deals for business class flights from Greenville to San Antonio?

    Yes. Cheapflights offers flight deals from Greenville to San Antonio 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 San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Greenville to San Antonio (average of $295). Flying from Greenville to San Antonio in March is currently the most expensive (average of $376). 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?

Book flights to Greenville if you plan to visit one of these locations
New Braunfels

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Top 4 airlines flying from Greenville to San Antonio

Discover the top 4 airlines that operate flights from Greenville to San Antonio. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$282Average$366FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$286Average$440FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$296Average$400FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$347Average$431FlexibilityNo cancel feeOn-time63%

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