HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Antonio

$28+ Cheap flights from Phoenix 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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SAT
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Phoenix 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 Phoenix to San Antonio are usually found in October or August, booked 70 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Phoenix to San Antonio

Cheapest flights from Phoenix to San Antonio
Explore the most affordable flight options available from Phoenix to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Super.com deal was found by Cheapflights users on 12/4. 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 Super.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
Tue 12/2310:18 amSAT - PHX
Nonstop2h 34mFrontier
Deal found 12/4$110
This Frontier deal was found by Cheapflights users on 12/4. 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.
Sat 12/2010:31 pmPHX - SAT
1 stop11h 50mFrontier
Tue 1/65:10 pmSAT - PHX
Nonstop2h 34mFrontier
Deal found 12/4$111
This Frontier deal was found by Cheapflights users on 12/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:15 amPHX - SAT
Nonstop2h 08mFrontier
Sun 12/2110:18 amSAT - PHX
Nonstop2h 34mFrontier
Deal found 12/2$117
This Frontier deal was found by Cheapflights users on 12/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:15 amPHX - SAT
Nonstop2h 08mFrontier
Tue 12/2310:18 amSAT - PHX
Nonstop2h 34mFrontier
Deal found 12/2$118
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:15 amPHX - SAT
Nonstop2h 08mFrontier
Sun 12/2810:18 amSAT - PHX
Nonstop2h 34mFrontier
Deal found 12/2$123
This Super.com deal was found by Cheapflights users on 12/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:00 amPHX - SAT
1 stop5h 14mFrontier
Thu 12/2510:18 amSAT - PHX
Nonstop2h 34mFrontier
Deal found 12/1$133
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/88:00 amPHX - SAT
Nonstop2h 08mMultiple Airlines
Tue 12/96:10 pmSAT - PHX
1 stop25h 21mMultiple Airlines
Deal found 12/1$134
This Super.com deal was found by Cheapflights users on 12/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:15 amPHX - SAT
Nonstop2h 08mFrontier
Sun 1/410:18 amSAT - PHX
Nonstop2h 34mFrontier
Deal found 12/2$137
This Frontier deal was found by Cheapflights users on 12/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:15 amPHX - SAT
Nonstop2h 08mFrontier
Tue 12/3010:18 amSAT - PHX
Nonstop2h 34mFrontier
Deal found 12/2$139
This Frontier deal was found by Cheapflights users on 12/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:31 pmPHX - SAT
1 stop11h 50mFrontier
Tue 12/3010:18 amSAT - PHX
Nonstop2h 34mFrontier
Deal found 12/2$141
This Frontier deal was found by Cheapflights users on 12/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/119:16 amPHX - SAT
1 stop8h 42mFrontier
Mon 12/1512:03 pmSAT - PHX
Nonstop2h 34mFrontier
Deal found 12/2$142

Find flight deals from Phoenix to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$108
(Kiwi.com)

One-way from

$28
(Kiwi.com)

Popular in

May

Cheapest in

October

Average price

$337
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 Phoenix to San Antonio
Search Deals
One-way flight from Phoenix to San Antonio
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($39 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 December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix 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 December 4, 2025.
Use the filters below to find and compare flights from Phoenix to San Antonio that are best for you.

Fly from

Phoenix

Fly to

San Antonio

Route

Depart

Return

Price

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 12/18

6:15 am-9:23 am

Nonstop2h 08m

San Antonio

Sun 12/21

10:18 am-11:52 am

Nonstop2h 34m

$117

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Tue 2/17

8:45 am-11:50 am

Nonstop2h 05m

San Antonio

Sat 2/21

6:35 am-8:10 am

Nonstop2h 35m

$142

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Tue 12/23

6:15 am-9:23 am

Nonstop2h 08m

San Antonio

Fri 1/2

6:45 am-8:21 am

1 stop26h 36m

$142

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 1/8

4:56 pm-8:04 pm

Nonstop2h 08m

San Antonio

Thu 1/15

5:36 pm-7:17 pm

Nonstop2h 41m

$145

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Fri 1/23

4:56 pm-8:04 pm

Nonstop2h 08m

San Antonio

Mon 1/26

1:38 pm-3:17 pm

Nonstop2h 39m

$145

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 1/1

6:15 am-9:23 am

Nonstop2h 08m

San Antonio

Fri 1/9

12:39 pm-5:01 pm

1 stop5h 22m

$145

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Tue 2/17

5:12 pm-3:14 pm

1 stop21h 02m

San Antonio

Sat 2/21

10:13 am-9:26 pm

1 stop12h 13m

$146

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Tue 2/17

10:53 am-1:59 pm

Nonstop2h 06m

San Antonio

Sat 2/21

6:00 am-10:48 am

1 stop5h 48m

$173

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Fri 1/16

12:34 pm-3:40 pm

Nonstop2h 06m

San Antonio

Mon 1/19

9:36 pm-6:11 pm

1 stop21h 35m

$178

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Mon 12/29

10:31 pm-12:17 am

1 stop24h 46m

San Antonio

Fri 1/2

6:45 am-8:21 am

1 stop26h 36m

$185

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Phoenix to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Phoenix to San Antonio in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Phoenix-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phoenix-San Antonio flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Phoenix to San Antonio

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

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

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to San Antonio. Price data was last updated on November 28, 2025.

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix 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 Phoenix to San Antonio?

Currently, December is the cheapest month in which you can book a flight from Phoenix to San Antonio (average of $62). Flying from Phoenix to San Antonio in March is currently the most expensive (average of $118). 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 PHX to SAT?

Find hourly flight availability from Phoenix 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 December 4, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 29% on flights from Phoenix to San Antonio by exploring options for tickets at noon.

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

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

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

Weekly flight availability from Phoenix to San Antonio

Explore weekly flight availability from Phoenix 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 December 4, 2025.

The most flights from PH1 to SAT are scheduled on a Monday (14 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

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 December 4, 2025.
See what other customers who have flown with Southwest, American Airlines, and Frontier from Phoenix to San Antonio have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,252 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

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
4,252 reviews
Southwest
8.0
Very good
4,252 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

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
11,043 reviews
Southwest
8.0
Very good
4,252 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

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
3,092 reviews
Southwest
8.0
Very good
4,252 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

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 Phoenix 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 Phoenix?

    San Antonio (SAT), located 7.6 mi from the city center, is the airport you fly into when you book flights from Phoenix to San Antonio. 3 airlines have flights to San Antonio from Phoenix on a regular basis. Booking flights from Phoenix to San Antonio should not be difficult; the airport handles an average of 10 inbound flights from Phoenix per day.

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

    Airlines like Frontier, Southwest, and American Airlines fly from Phoenix to San Antonio in about 2h 05m. The time it takes to get you to your destination is usually consistent. The distance between Phoenix and San Antonio is about 840 mi. All flights are typically nonstop.

  • What are the cheapest airlines flying from Phoenix to San Antonio round-trip?

    Flying on Frontier is currently your cheapest option to San Antonio, with prices starting at $74. Additional round-trip tickets that might be worth considering are offered by American Airlines and Southwest, with the lowest prices starting at $171 and $192, respectively. You may be able to fly from Phoenix to San Antonio for 77% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $39. Users have also found prices from $74 and $101 on Southwest and American Airlines, respectively.

  • What are the most reliable airlines from Phoenix 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 Phoenix to San Antonio on time: Frontier (96%), American Airlines (77%), Southwest (76%).

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

    Looking for the cheapest flight from Phoenix to San Antonio? While on average our users pay $187, our data indicates the cheapest price to be $40. The most popular route (Phoenix Sky Harbor Intl - San Antonio), is priced around $125.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Phoenix to San Antonio (average of $62). Flying from Phoenix to San Antonio in March is currently the most expensive (average of $118). 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

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 Phoenix to San Antonio

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

Top 3 airlines flying from Phoenix to San Antonio

Discover the top 3 airlines that operate flights from Phoenix 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$80Average$220FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$169Average$379FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$192Average$360FlexibilityNo cancel feeOn-time63%

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.