In terms of precipitation, rainfall in Galveston ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Galveston when rainfall is around 3.2 in.

If weather is an important factor for your trip to Galveston, 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 53.6 F).

What are the cheapest flights from San Antonio to Galveston?

Looking at all options, your cheapest flight can be booked for $138. While the most popular route (San Antonio - Houston Hobby) can be booked for $117 on average, our data indicates $371 when flying from San Antonio to Galveston.

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 is 1 daily outbound flight to Galveston from 2 different airlines.

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.

Find Cheap Flights from San Antonio to Galveston

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Find flight deals from San Antonio to Galveston

Popular in	September
Cheapest in	November
Average price	$625

Highest demand for flights based on searches. 11% potential increase in price ($58 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).

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Average for round-trip flights in September 2026

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Everything you need to know about your flight from San Antonio to Galveston

What is the cheapest time of day to fly from SAT to G4L?

Unlike at noon, when flights are generally more expensive, you can save up to 8% on flights from San Antonio to Galveston by exploring options for tickets in the evening.

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

Travelers seeking maximum savings on their San Antonio to Galveston flight should consider departing on Tuesday at noon 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 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

4,202 reviews

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

4,202 reviews

Southwest

8.0

Very good

4,202 reviews

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

10,247 reviews

Southwest

8.0

Very good

4,202 reviews

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

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 is 1 daily outbound flight to Galveston from 2 different airlines.
What are the cheapest flights from San Antonio to Galveston?
Looking at all options, your cheapest flight can be booked for $138. While the most popular route (San Antonio - Houston Hobby) can be booked for $117 on average, our data indicates $371 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.

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Top 2 airlines flying from San Antonio to Galveston

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$187	Average$410	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$252	Average$354	FlexibilityNo cancel fee	On-time63%

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

Find cheap flights from San Antonio to Galveston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from San Antonio to Galveston

Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest time of day to fly from SAT to G4L?

Unlike at noon, when flights are generally more expensive, you can save up to 8% on flights from San Antonio to Galveston by exploring options for tickets in the evening.

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

Travelers seeking maximum savings on their San Antonio to Galveston flight should consider departing on Tuesday at noon 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 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.

Related info for your journey

What airport do you fly from for flights from San Antonio to Galveston?

What are the cheapest flights from San Antonio to Galveston?

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

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

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

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.

Complete your trip

Complete your trip to Galveston by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from San Antonio to Galveston by cabin class

Find flights from San Antonio to Galveston, based on your preferred cabin class, be it economy, premium economy, business, or first class.

San Antonio and Galveston flights

Browse other San Antonio and Galveston flight options. Last updated on September 28, 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 September 28, 2026.

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Top 2 airlines flying from San Antonio to Galveston

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