HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Galveston

$49+ Cheap flights from San Antonio (SAT) to Galveston, TX

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — HOU
Aug 26 — Sep 21
Tue 8/26
Tue 9/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Galveston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Antonio to Galveston

Keep the following information in mind while searching for San Antonio to Galveston flight deals. Data was last updated August 21, 2025.

Round-trip from

$97
(Southwest)

One-way from

$49
(Southwest)

Popular in

January

Cheapest in

August

Average price

$196
From San Antonio to Galveston
Search Deals
One-way flight from San Antonio to Galveston
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($148 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from San Antonio to Galveston

Cheapest flights from San Antonio to Galveston
Explore the most affordable flight options available from San Antonio to Galveston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

This Southwest deal was found by Cheapflights users on 8/19. 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.
Tue 9/167:00 pmSAT - HOU
Nonstop1h 00mSouthwest
Tue 9/234:25 pmHOU - SAT
Nonstop1h 00mSouthwest
Deal found 8/19$97
This Southwest deal was found by Cheapflights users on 8/19. 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.
Thu 11/138:40 pmSAT - HOU
Nonstop1h 00mSouthwest
Sun 11/167:50 amHOU - SAT
Nonstop1h 05mSouthwest
Deal found 8/19$124
This Southwest deal was found by Cheapflights users on 8/20. 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.
Tue 9/239:35 amSAT - HOU
2 stops7h 30mSouthwest
Fri 9/262:40 pmHOU - SAT
Nonstop1h 00mSouthwest
Deal found 8/20$139
This Southwest deal was found by Cheapflights users on 8/20. 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.
Fri 9/197:10 pmSAT - HOU
Nonstop1h 00mSouthwest
Fri 9/266:45 pmHOU - SAT
Nonstop1h 00mSouthwest
Deal found 8/20$151
This Southwest deal was found by Cheapflights users on 8/20. 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.
Sun 9/146:05 amSAT - HOU
Nonstop1h 00mSouthwest
Sun 9/146:35 pmHOU - SAT
1 stop6h 00mSouthwest
Deal found 8/20$161
This Southwest deal was found by Cheapflights users on 8/20. 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.
Fri 10/3112:30 pmSAT - HOU
2 stops7h 30mSouthwest
Sun 11/210:40 amHOU - SAT
Nonstop1h 05mSouthwest
Deal found 8/20$166

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Galveston 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 August 21, 2025.
Use the filters below to find and compare flights from San Antonio to Galveston that are best for you.

Fly from

San Antonio

Fly to

Galveston

Route

Depart

Return

Price

San AntonioHouston

SAT - HOU

SATHOU

San Antonio

Mon 9/22

11:40 am-12:35 pm

Nonstop0h 55m

Houston Hobby

Thu 9/25

10:00 am-11:00 am

Nonstop1h 00m

$97

San AntonioHouston

SAT - HOU

SATHOU

San Antonio

Tue 9/30

11:00 am-12:00 pm

Nonstop1h 00m

Houston Hobby

Tue 10/7

9:15 pm-10:15 pm

Nonstop1h 00m

$97

San AntonioHouston

SAT - HOU

SATHOU

San Antonio

Tue 9/16

7:00 pm-8:00 pm

Nonstop1h 00m

Houston Hobby

Tue 9/23

4:25 pm-5:25 pm

Nonstop1h 00m

$97

San AntonioHouston

SAT - HOU

SATHOU

San Antonio

Thu 9/18

7:10 pm-8:10 pm

Nonstop1h 00m

Houston Hobby

Sun 9/21

10:15 pm-11:10 pm

Nonstop0h 55m

$124

San AntonioHouston

SAT - HOU

SATHOU

San Antonio

Tue 9/23

11:00 am-12:00 pm

Nonstop1h 00m

Houston Hobby

Fri 9/26

2:40 pm-3:40 pm

Nonstop1h 00m

$124

San AntonioHouston

SAT - HOU

SATHOU

San Antonio

Tue 10/28

6:45 am-7:45 am

Nonstop1h 00m

Houston Hobby

Fri 10/31

8:50 am-9:50 am

Nonstop1h 00m

$124

San AntonioHouston

SAT - HOU

SATHOU

San Antonio

Thu 9/25

7:10 pm-8:10 pm

Nonstop1h 00m

Houston Hobby

Fri 9/26

6:45 pm-7:45 pm

Nonstop1h 00m

$124

San AntonioHouston

SAT - HOU

SATHOU

San Antonio

Mon 10/6

5:45 am-6:45 am

Nonstop1h 00m

$49

San AntonioHouston

SAT - HOU

SATHOU

San Antonio

Mon 11/17

4:20 pm-5:20 pm

Nonstop1h 00m

$49

San AntonioHouston

SAT - HOU

SATHOU

San Antonio

Thu 9/18

7:10 pm-8:10 pm

Nonstop1h 00m

$49

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 13 results
1
2

Best time to book a flight from San Antonio to Galveston

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

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

Currently, September is the cheapest month in which you can book a flight from San Antonio to Galveston (average of $230). Flying from San Antonio to Galveston in March is currently the most expensive (average of $331). 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 SAT to G4L?

Find hourly flight availability from San Antonio to Galveston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 21, 2025.

When flying from San Antonio to Galveston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from San Antonio to Galveston?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Galveston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Antonio to Galveston flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Galveston

Get insights into the airlines that provide service to Galveston. 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 Galveston. Reviews last updated August 21, 2025.
Get a feel of what it's like to fly with Southwest and United Airlines from San Antonio to Galveston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,245 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,245 reviews
Southwest
8.0
Very good
4,245 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,930 reviews
Southwest
8.0
Very good
4,245 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Galveston. 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 San Antonio to Galveston?

    Located just 7.6 mi from the city center, San Antonio is the airport most travelers will use when flying to Galveston from San Antonio. Booking flights from San Antonio (SAT) to Galveston should be relatively easy as there are 3 daily outbound flights to Galveston from 2 different airlines.

  • How long is the flight from San Antonio to Galveston?

    A quick flight from San Antonio to Galveston can take about 55m. Southwest provides one of the quickest options available for as low as $97. San Antonio and Galveston are separated by a distance of 192 mi. Most flights are nonstop.

  • What are the cheapest flights from San Antonio to Galveston?

    Looking at all options, your cheapest flight can be booked for $48. While the most popular route (San Antonio - Houston Hobby) can be booked for $97 on average our data indicates $290 when flying from San Antonio to Galveston.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from San Antonio to Galveston (average of $230). Flying from San Antonio to Galveston in March is currently the most expensive (average of $331). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Antonio to Galveston

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Dallas/Fort Worth flights
Dallas/Fort Worth to Hobby flights
George Bush Intcntl to Dallas/Fort Worth flights
Dallas/Fort Worth to George Bush Intcntl flights
El Paso to Dallas/Fort Worth flights
Dallas/Fort Worth to El Paso flights
Dallas/Fort Worth to Corpus Christi flights
Hobby to Love Field flights
Hobby to Austin flights
Dallas/Fort Worth to San Antonio flights
El Paso to Love Field flights
Love Field to Hobby flights
George Bush Intcntl to Austin flights
Hobby to El Paso flights
George Bush Intcntl to El Paso flights
San Antonio to Dallas/Fort Worth flights
Dallas/Fort Worth to Austin flights
Austin to Dallas/Fort Worth flights
El Paso to Hobby flights
Hobby to Lubbock flights
Dallas/Fort Worth to Brownsville flights
Amarillo to Hobby flights
George Bush Intcntl to Lubbock flights
El Paso to Austin flights
Love Field to San Antonio flights
El Paso to George Bush Intcntl flights
Corpus Christi to Dallas/Fort Worth flights
El Paso to San Antonio flights
Love Field to El Paso flights
Amarillo to George Bush Intcntl flights
McAllen to Dallas/Fort Worth flights
San Antonio to Love Field flights
San Antonio to Hobby flights
San Antonio to George Bush Intcntl flights
Lubbock to Hobby flights
Dallas/Fort Worth to Harlingen flights
Harlingen to Dallas/Fort Worth flights
Dallas/Fort Worth to McAllen flights
Austin to Hobby flights
Dallas/Fort Worth to Lubbock flights
Hobby to Midland flights
Austin to George Bush Intcntl flights
Austin to McAllen flights
George Bush Intcntl to Midland flights
Austin to El Paso flights
Love Field to Austin flights
Hobby to McAllen flights
Lubbock to Dallas/Fort Worth flights
Hobby to Amarillo flights
McAllen to Hobby flights

Top 2 airlines flying from San Antonio to Galveston

Discover the top 2 airlines that operate flights from San Antonio to Galveston. 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 August 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$97Average$274FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$112Average$351FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.