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San Antonio

$19+ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SAT
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheapflights Tip: The best prices from Gilbert to San Antonio are usually found in October or August, booked 79 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

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 October 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/125:22 pmPHX - SAT
Nonstop2h 08mMultiple Airlines
Tue 12/167:00 amSAT - PHX
1 stop10h 29mMultiple Airlines
Deal found 10/22$130
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1410:00 pmPHX - SAT
2 stops24h 45mMultiple Airlines
Sun 11/169:59 amSAT - PHX
Nonstop2h 31mMultiple Airlines
Deal found 10/22$131
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:05 amPHX - SAT
Nonstop2h 09mMultiple Airlines
Tue 11/116:45 amSAT - PHX
1 stop16h 38mMultiple Airlines
Deal found 10/23$132
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:15 amPHX - SAT
Nonstop2h 08mFrontier
Mon 12/2212:18 pmSAT - PHX
1 stop13h 11mFrontier
Deal found 10/22$133
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:00 pmPHX - SAT
1 stop14h 14mMultiple Airlines
Wed 11/123:23 pmSAT - PHX
1 stop8h 01mMultiple Airlines
Deal found 10/20$134
This Frontier deal was found by Cheapflights users on 10/23. 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.
Wed 11/262:20 pmPHX - SAT
Nonstop2h 07mFrontier
Mon 12/17:50 pmSAT - PHX
Nonstop2h 33mFrontier
Deal found 10/23$137
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/310:00 pmPHX - SAT
2 stops24h 45mMultiple Airlines
Fri 11/1410:04 amSAT - PHX
Nonstop2h 31mMultiple Airlines
Deal found 10/21$140
This Southwest deal was found by Cheapflights users on 10/20. 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.
Thu 12/116:40 pmPHX - SAT
Nonstop2h 05mSouthwest
Sat 12/133:40 pmSAT - PHX
1 stop5h 05mSouthwest
Deal found 10/20$142
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 11/177:54 pmPHX - SAT
Nonstop2h 05mAmerican Airlines
Wed 11/198:58 amSAT - PHX
Nonstop2h 41mAmerican Airlines
Deal found 10/21$147
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/119:05 pmPHX - SAT
3 stops20h 27mMultiple Airlines
Fri 11/1410:04 amSAT - PHX
Nonstop2h 31mMultiple Airlines
Deal found 10/20$148
This CheapOair deal was found by Cheapflights users on 10/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:34 amPHX - SAT
1 stop8h 32mFrontier
Mon 11/108:25 pmSAT - PHX
1 stop14h 06mFrontier
Deal found 10/23$150

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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$130
(Kiwi.com)

One-way from

$19
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$232
Provider with most accurate pricing for Phoenix-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Phoenix-San Antonio flights.
Search Deals
From Gilbert to San Antonio
Search Deals
One-way flight from Gilbert to San Antonio
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 23, 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

Fri 11/7

6:05 am-9:14 am

Nonstop2h 09m

San Antonio

Tue 11/11

6:45 am-10:23 pm

1 stop16h 38m

$132

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 11/20

10:45 am-1:50 pm

Nonstop2h 05m

San Antonio

Tue 11/25

8:30 pm-10:00 pm

Nonstop2h 30m

$147

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Tue 1/6

6:00 am-11:50 am

1 stop4h 50m

San Antonio

Sat 1/10

11:45 am-6:00 pm

1 stop7h 15m

$155

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 12/4

7:00 am-6:58 pm

1 stop10h 58m

San Antonio

Sun 12/7

10:25 am-11:05 am

1 stop25h 40m

$163

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Mon 12/8

5:25 am-11:15 am

1 stop4h 50m

San Antonio

Sat 12/13

10:00 am-4:05 pm

2 stops7h 05m

$166

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Fri 11/7

8:43 pm-2:17 pm

1 stop16h 34m

San Antonio

Sun 11/9

10:46 pm-11:44 pm

1 stop25h 58m

$176

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Wed 11/5

4:49 pm-7:58 pm

Nonstop2h 09m

San Antonio

Sat 11/8

6:00 am-7:41 am

Nonstop2h 41m

$177

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Fri 10/31

6:05 am-10:14 am

Nonstop2h 09m

San Antonio

Sun 11/2

9:59 am-11:30 am

Nonstop2h 31m

$188

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Fri 11/14

3:30 pm-11:45 pm

2 stops31h 15m

San Antonio

Sun 11/16

10:46 pm-8:20 am

1 stop10h 34m

$191

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Tue 12/16

6:30 pm-12:37 am

1 stop5h 07m

San Antonio

Wed 12/17

6:00 pm-12:46 am

1 stop7h 46m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Showing 1-10 of 18 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 October 17, 2025.

Booking 79 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, October is the cheapest month in which you can book a flight from Gilbert to San Antonio (average of $85). Flying from Gilbert to San Antonio in November is currently the most expensive (average of $132). 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 October 23, 2025.

One of the essential ways to save on airfare from Gilbert to San Antonio is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 24% on airfare.

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 Saturday mornings 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.

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 October 23, 2025.
Read through reviews of airlines operating flights from Gilbert to San Antonio, such as Southwest, American Airlines, and Spirit Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

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
4,237 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

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
American Airlines
7.2
Good
11,028 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

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
Spirit Airlines
6.3
Okay
8,098 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

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
Frontier
5.8
Fair
3,128 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

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 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 6 inbound flights from Gilbert per day. You should also have plenty of airline options to choose from since 5 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.

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

    A quick flight from Gilbert to San Antonio can take about 2h 05m. Southwest provides one of the quickest options available for as low as $147. The distance from Gilbert to San Antonio is about 840 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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: Frontier (100%), Southwest (77%), Alaska Airlines (77%).

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

    On average you can expect to pay $219 for a flight from Gilbert to San Antonio. The cheapest flight overall is $39 while the most popular route, (Phoenix Sky Harbor Intl - San Antonio) is currently priced at $112.

  • 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, October is the cheapest month in which you can book a flight from Gilbert to San Antonio (average of $85). Flying from Gilbert to San Antonio in November is currently the most expensive (average of $132). 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 San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Top 5 airlines flying from Gilbert to San Antonio

Discover the top 5 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$100Average$193FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$139Average$250FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$158Average$370FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$199Average$385FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$216Average$366FlexibilityNo cancel feeOn-time69%

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