$89+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — HOU
Sep 1 — Sep 81
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Galveston with Cheapflights
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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
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Best
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One-way
Cheapest flights from San Antonio to GalvestonExplore 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 2, 2026.
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 2, 2026.
This Southwest deal was found by Cheapflights users on 7/31. 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 9/154:20 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Wed 9/3011:20 am
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 7/31![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 8/2. 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.
Sat 8/293:40 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Sun 9/611:30 am
HOU
- SAT
Nonstop1h 05m
Southwest
Deal found 8/2![Southwest logo]()
$197
This Southwest deal was found by Cheapflights users on 7/31. 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 9/164:20 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Wed 9/2311:20 am
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 7/31![Southwest logo]()
$206
This Southwest deal was found by Cheapflights users on 8/1. 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 9/311:10 am
SAT
- HOU
1 stop3h 30m
Southwest
Mon 9/71:45 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 8/1![Southwest logo]()
$216
This Southwest deal was found by Cheapflights users on 7/29. 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 8/206:50 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Mon 8/248:55 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 7/29![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 8/1. 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 9/246:50 pm
SAT
- HOU
Nonstop1h 05m
Southwest
Wed 9/303:30 pm
HOU
- SAT
2 stops7h 40m
Southwest
Deal found 8/1![Southwest logo]()
$221
Best flights from San Antonio to GalvestonDiscover carefully curated flight deals from San Antonio to Galveston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 2, 2026.
Discover carefully curated flight deals from San Antonio to Galveston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 2, 2026.
This Southwest deal was found by Cheapflights users on 7/31. 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 9/154:20 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Wed 9/3011:20 am
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 7/31![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 8/2. 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 11/36:45 am
SAT
- HOU
1 stop3h 30m
Southwest
Thu 11/53:00 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 8/2![Southwest logo]()
$187
This Southwest deal was found by Cheapflights users on 8/2. 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 9/1510:50 am
SAT
- HOU
2 stops9h 10m
Southwest
Tue 10/278:50 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 8/2![Southwest logo]()
$192
This Southwest deal was found by Cheapflights users on 8/1. 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 9/311:10 am
SAT
- HOU
1 stop3h 30m
Southwest
Mon 9/71:45 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 8/1![Southwest logo]()
$216
This Southwest deal was found by Cheapflights users on 7/29. 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 8/206:50 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Mon 8/248:55 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 7/29![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 7/30. 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 9/84:20 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Tue 9/158:40 pm
HOU
- SAT
Nonstop1h 05m
Southwest
Deal found 7/30![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 7/31. 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 8/286:00 am
SAT
- HOU
Nonstop1h 00m
Southwest
Mon 9/71:45 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 7/31![Southwest logo]()
$227
Last-minute flights from San Antonio to GalvestonDiscover last-minute flight deals from San Antonio to Galveston. Data last updated August 2, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Galveston. Data last updated August 2, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/29. 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 8/206:50 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Mon 8/248:55 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 7/29![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 8/1. 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.
Sat 8/228:35 am
SAT
- HOU
Nonstop0h 55m
Southwest
Sat 8/227:50 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 8/1![Southwest logo]()
$235
This Southwest deal was found by Cheapflights users on 7/30. 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 8/257:35 am
SAT
- HOU
Nonstop0h 55m
Southwest
Tue 8/253:30 pm
HOU
- SAT
2 stops7h 35m
Southwest
Deal found 7/30![Southwest logo]()
$232
This Southwest deal was found by Cheapflights users on 8/2. 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 8/277:20 am
SAT
- HOU
1 stop5h 35m
Southwest
Fri 8/289:30 am
HOU
- SAT
1 stop4h 50m
Southwest
Deal found 8/2![Southwest logo]()
$247
This Southwest deal was found by Cheapflights users on 8/2. 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.
Sat 8/293:40 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Sun 9/611:30 am
HOU
- SAT
Nonstop1h 05m
Southwest
Deal found 8/2![Southwest logo]()
$197
One-way flights from San Antonio to GalvestonSearch for one-way flight options from San Antonio to Galveston. Find affordable one-way fares based on user searches. Data last updated August 2, 2026.
Search for one-way flight options from San Antonio to Galveston. Find affordable one-way fares based on user searches. Data last updated August 2, 2026.
This Southwest deal was found by Cheapflights users on 8/2. 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 8/271:00 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 8/2![Southwest logo]()
$89
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 9/306:00 am
SAT
- HOU
1 stop5h 01m
American Airlines
Deal found 7/31![American Airlines logo]()
$99
This Southwest deal was found by Cheapflights users on 7/31. 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 9/306:50 am
SAT
- HOU
2 stops6h 55m
Southwest
Deal found 7/31![Southwest logo]()
$104
This Southwest deal was found by Cheapflights users on 7/28. 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.
Mon 8/241:00 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 7/28![Southwest logo]()
$109
This Southwest deal was found by Cheapflights users on 7/29. 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 9/116:50 pm
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 7/29![Southwest logo]()
$114
This Southwest deal was found by Cheapflights users on 7/30. 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 8/2510:50 am
SAT
- HOU
2 stops9h 05m
Southwest
Deal found 7/30![Southwest logo]()
$124
This Southwest deal was found by Cheapflights users on 8/2. 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 9/247:45 am
SAT
- HOU
1 stop6h 10m
Southwest
Deal found 8/2![Southwest logo]()
$128
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 8/298:00 am
SAT
- HOU
1 stop3h 44m
American Airlines
Deal found 7/31![American Airlines logo]()
$134
This Southwest deal was found by Cheapflights users on 8/2. 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 11/15:55 am
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 8/2![Southwest logo]()
$139
This Southwest deal was found by Cheapflights users on 7/29. 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 8/281:00 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 7/29![Southwest logo]()
$144
Find 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 2, 2026.
Round-trip from | $177 (Southwest) |
|---|---|
One-way from | $89 (Southwest) |
Popular in | May |
Cheapest in | October |
Average price | $399 |
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 2, 2026.
Use the filters below to find and compare flights from San Antonio to Galveston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San AntonioHouston
SAT - HOU
SATHOU
San Antonio
Tue 9/15
4:20 pm-5:20 pm
Nonstop1h 00m
Houston Hobby
Wed 9/30
11:20 am-12:20 pm
Nonstop1h 00m
$177
San AntonioHouston
SAT - HOU
SATHOU
San Antonio
Tue 11/3
6:45 am-10:15 am
1 stop3h 30m
Houston Hobby
Thu 11/5
3:00 pm-4:00 pm
Nonstop1h 00m
$187
San AntonioHouston
SAT - HOU
SATHOU
San Antonio
Tue 9/15
10:50 am-8:00 pm
2 stops9h 10m
Houston Hobby
Tue 10/27
8:50 pm-9:50 pm
Nonstop1h 00m
$192
San AntonioHouston
SAT - HOU
SATHOU
San Antonio
Thu 9/3
11:10 am-2:40 pm
1 stop3h 30m
Houston Hobby
Mon 9/7
1:45 pm-2:45 pm
Nonstop1h 00m
$216
San AntonioHouston
SAT - HOU
SATHOU
San Antonio
Thu 8/20
6:50 pm-7:50 pm
Nonstop1h 00m
Houston Hobby
Mon 8/24
8:55 pm-9:55 pm
Nonstop1h 00m
$217
San AntonioHouston
SAT - HOU
SATHOU
San Antonio
Tue 9/8
4:20 pm-5:20 pm
Nonstop1h 00m
Houston Hobby
Tue 9/15
8:40 pm-9:45 pm
Nonstop1h 05m
$217
San AntonioHouston
SAT - HOU
SATHOU
San Antonio
Fri 8/28
6:00 am-7:00 am
Nonstop1h 00m
Houston Hobby
Mon 9/7
1:45 pm-2:45 pm
Nonstop1h 00m
$227
Cheapest one-way
San AntonioHouston
SAT - HOU
SATHOU
San Antonio
Wed 9/2
12:55 pm-1:55 pm
Nonstop1h 00m
$89
San AntonioHouston
SAT - HOU
SATHOU
San Antonio
Tue 8/25
12:55 pm-1:55 pm
Nonstop1h 00m
$109
San AntonioHouston
SAT - HOU
SATHOU
San Antonio
Mon 8/24
1:00 pm-2:00 pm
Nonstop1h 00m
$109
Showing 1-10 of 16 resultsSorted by cheapest first
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.
SAT-HOU
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
SAT-G4L
SAT-HOU
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 2, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 11% on flights from San Antonio to Galveston by exploring options for tickets in the evening.
How much does it cost to fly round-trip from San Antonio to Galveston?
Airfare is below average for this route at the moment.
San Antonio to Galveston flights typically cost between $196 and $524 in September.The cheapest round-trip price found within the last 5 days was $177 on Southwest (Sep 15-Sep 30).
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 August 1, 2026.
Travelers seeking maximum savings on their San Antonio to Galveston flight should consider departing on Monday evenings 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 2, 2026.
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.
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
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.
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Complete your trip
Complete your trip to Galveston by adding a car rental and/or hotel reservation to your travel itinerary.
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San Antonio and Galveston flights
Browse other San Antonio and Galveston flight options. Last updated on August 2, 2026.
Other flights from San Antonio
Browse through other flights departing from San Antonio. Flights are based on user searches made on Cheapflights and were last updated on August 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Antonio to Galveston flights
Consider these flights traveling from San Antonio to Galveston.
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 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$127 | Average$361 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$147 | Average$354 | FlexibilityNo cancel fee | On-time63% |