HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Antonio

$96+ Cheap flights from Gilbert, AZ to San Antonio (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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SAT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Gilbert to San Antonio 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.

Cheapflights Tip: The best prices from Gilbert to San Antonio are usually found in August or September, booked 55 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Gilbert to San Antonio

Keep the following information in mind while searching for Gilbert to San Antonio flight deals. Data was last updated June 12, 2025.

Round-trip from

$197
(American Airlines)

One-way from

$97
(Mytrip)

Popular in

December

Cheapest in

August

Average price

$360
From Gilbert to San Antonio
Search Deals
One-way flight from Gilbert to San Antonio
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Gilbert to San Antonio

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

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2812:48 pmPHX - SAT
Nonstop2h 10mAmerican Airlines
Tue 9/98:59 amSAT - PHX
Nonstop2h 33mAmerican Airlines
Deal found 6/11$197
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/284:10 pmPHX - SAT
1 stop5h 44mDelta
Tue 9/97:30 amSAT - PHX
1 stop6h 43mDelta
Deal found 6/12$217
This Southwest deal was found by Cheapflights users on 6/9. 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 9/187:05 pmPHX - SAT
Nonstop2h 10mSouthwest
Sat 9/206:10 pmSAT - PHX
Nonstop2h 20mSouthwest
Deal found 6/9$222
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:00 amPHX - SAT
1 stop27h 08mMultiple Airlines
Sun 9/216:00 amSAT - PHX
1 stop7h 17mMultiple Airlines
Deal found 6/11$226
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/225:30 amPHX - SAT
1 stop5h 41mFrontier
Mon 8/251:56 pmSAT - PHX
1 stop12h 09mFrontier
Deal found 6/12$228
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2312:54 pmPHX - SAT
1 stop14h 06mSpirit Airlines
Thu 6/2612:59 pmSAT - PHX
2 stops24h 50mSpirit Airlines
Deal found 6/10$233
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:10 amPHX - SAT
1 stop7h 16mUnited Airlines
Thu 9/42:25 pmSAT - PHX
1 stop5h 16mUnited Airlines
Deal found 6/12$282
This Sun Country Air 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/244:56 pmPHX - SAT
1 stop14h 51mSun Country Air
Mon 7/286:35 pmSAT - PHX
1 stop17h 33mSun Country Air
Deal found 6/10$310

Cheapflights Fare Finder

Customize your flight search to find flights from Gilbert 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 Gilbert to San Antonio that are best for you.

Fly from

Gilbert

Fly to

San Antonio

Route

Depart

Return

Price

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 8/28

12:48 pm-4:58 pm

Nonstop2h 10m

San Antonio

Tue 9/9

8:59 am-9:32 am

Nonstop2h 33m

$197

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 8/28

4:10 pm-11:54 pm

1 stop5h 44m

San Antonio

Tue 9/9

7:30 am-12:13 pm

1 stop6h 43m

$217

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 9/18

7:05 pm-11:15 pm

Nonstop2h 10m

San Antonio

Sat 9/20

6:10 pm-6:30 pm

Nonstop2h 20m

$222

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Wed 9/17

8:00 am-1:08 pm

1 stop27h 08m

San Antonio

Sun 9/21

6:00 am-11:17 am

1 stop7h 17m

$226

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Fri 8/22

5:30 am-1:11 pm

1 stop5h 41m

San Antonio

Mon 8/25

1:56 pm-12:05 am

1 stop12h 09m

$228

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Mon 6/23

12:54 pm-5:00 am

1 stop14h 06m

San Antonio

Thu 6/26

12:59 pm-11:49 am

2 stops24h 50m

$233

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Tue 9/2

6:10 am-3:26 pm

1 stop7h 16m

San Antonio

Thu 9/4

2:25 pm-5:41 pm

1 stop5h 16m

$282

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 7/24

4:56 pm-9:47 am

1 stop14h 51m

San Antonio

Mon 7/28

6:35 pm-10:08 am

1 stop17h 33m

$310

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Sun 9/14

12:12 pm-5:04 am

1 stop14h 52m

$96

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 8/21

7:05 pm-11:15 pm

Nonstop2h 10m

$98

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 17 results
1
2

Best time to book a flight from Gilbert to San Antonio

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

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

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

Booking 55 days in advance of your planned departure date is, on average, the best time to get cheap flights from Gilbert to San Antonio. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Gilbert to San Antonio (average of $295). Flying from Gilbert 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 G1L to SAT?

Find hourly flight availability from Gilbert 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.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Gilbert to San Antonio as you normally would.

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

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

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

Weekly flight availability from Gilbert to San Antonio

Explore weekly flight availability from Gilbert to San Antonio. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from G1L to SAT are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

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.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Gilbert to San Antonio to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Gilbert 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 airport do you fly into for flights to San Antonio from Gilbert?

    San Antonio (SAT) is the airport you will fly into if you book a flight from Gilbert to San Antonio. You should not have trouble finding flights to San Antonio from Gilbert; the airport handles an average of 10 inbound flights from Gilbert per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the San Antonio airport from Gilbert. It is only a 7.6 mi journey from San Antonio (SAT) to San Antonio’s city center.

  • What are the cheapest airlines to fly from Gilbert to San Antonio one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $97. Users have also found prices from $98 and $99 on Southwest and American Airlines, respectively.

  • What are the most reliable airlines from Gilbert to San Antonio?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Gilbert to San Antonio on time: SkyWest Airlines (97%), Alaska Airlines (83%), Southwest (75%).

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

    On average you can expect to pay $288 for a flight from Gilbert to San Antonio. The cheapest flight overall is $113 while the most popular route, (Phoenix Sky Harbor Intl - San Antonio) is currently priced at $185.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Gilbert to San Antonio (average of $295). Flying from Gilbert 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 Gilbert?

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

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 Gilbert to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Hobby flights
Sky Harbor Intl to Dallas/Fort Worth flights
Sky Harbor Intl to George Bush Intcntl flights
Las Vegas to Dallas/Fort Worth flights
Las Vegas to Hobby flights
Sky Harbor Intl to Love Field flights
Las Vegas to George Bush Intcntl flights
Las Vegas to El Paso flights
Las Vegas to Austin flights
Sky Harbor Intl to Austin flights
Tucson to Hobby flights
Sky Harbor Intl to San Antonio flights
Tucson to George Bush Intcntl flights
Tucson to Dallas/Fort Worth flights
Las Vegas to San Antonio flights
Las Vegas to Love Field flights
Tucson to Austin flights
Sky Harbor Intl to El Paso flights
Tucson to San Antonio flights
Tucson to Love Field flights
Sky Harbor Intl to Lubbock flights
Sky Harbor Intl to McAllen flights
Flagstaff to Dallas/Fort Worth flights
Las Vegas to McAllen flights
Las Vegas to Midland flights
Yuma to Dallas/Fort Worth flights
Sky Harbor Intl to Abilene flights
Las Vegas to Lubbock flights
Sky Harbor Intl to Amarillo flights
Las Vegas to Amarillo flights
Sky Harbor Intl to Corpus Christi flights
Las Vegas to Corpus Christi flights
Las Vegas to Abilene flights
Yuma to Hobby flights
Las Vegas to Harlingen flights
Tucson to El Paso flights
Sky Harbor Intl to Waco flights
Yuma to George Bush Intcntl flights
Flagstaff to Hobby flights
Sky Harbor Intl to San Angelo flights
Flagstaff to Austin flights
Sky Harbor Intl to Midland flights
Sky Harbor Intl to Killeen flights
Yuma to San Antonio flights
Sky Harbor Intl to Longview flights
Las Vegas to Killeen flights
Tucson to McAllen flights
Sky Harbor Intl to Texarkana flights
Sky Harbor Intl to College Station flights
Sky Harbor Intl to Tyler flights

Top 6 airlines flying from Gilbert to San Antonio

Discover the top 6 airlines that operate flights from Gilbert 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
FrontierCheapest$100Average$209FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$113Average$182FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$253Average$373FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$270Average$470FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$276Average$386FlexibilityNo cancel feeOn-time63%
DeltaCheapest$305Average$418FlexibilityNo cancel feeOn-timeN/A

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.