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$52+ Cheap flights from Sky Harbor Intl (PHX) 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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SAT
févr. 28 — mars 71
sam. 2/28
sam. 3/7
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to San Antonio are usually found in December or October, booked 70 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Sky Harbor Intl to San Antonio

Cheapest flights from Sky Harbor Intl to San Antonio
Explore the most affordable flight options available from Sky Harbor Intl to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 29, 2026.

This Booking.com deal was found by Cheapflights users on 1/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 2/205:35 am
PHX
-
SAT
Nonstop2h 10m
Frontier
lun. 2/233:50 pm
SAT
-
PHX
1 stop5h 39m
Frontier
Deal found 1/27$119
This Super.com deal was found by Cheapflights users on 1/27. 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.
ven. 2/275:35 am
PHX
-
SAT
Nonstop2h 10m
Frontier
lun. 3/29:33 am
SAT
-
PHX
Nonstop2h 43m
Frontier
Deal found 1/27$130
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
dim. 3/110:32 pm
PHX
-
SAT
1 stop21h 12m
Frontier
mer. 3/46:12 pm
SAT
-
PHX
1 stop6h 47m
Frontier
Deal found 1/27$136
This Frontier deal was found by Cheapflights users on 1/27. 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.
lun. 2/165:35 am
PHX
-
SAT
Nonstop2h 10m
Frontier
lun. 2/238:22 pm
SAT
-
PHX
1 stop5h 19m
Frontier
Deal found 1/27$139
This Expedia deal was found by Cheapflights users on 1/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/51:10 pm
PHX
-
SAT
1 stop5h 23m
Frontier
dim. 2/810:04 pm
SAT
-
PHX
Nonstop2h 40m
Frontier
Deal found 1/26$141
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
jeu. 2/121:22 pm
PHX
-
SAT
1 stop5h 08m
Frontier
lun. 2/169:33 am
SAT
-
PHX
Nonstop2h 43m
Frontier
Deal found 1/26$144
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
ven. 2/275:35 am
PHX
-
SAT
Nonstop2h 10m
Frontier
dim. 3/111:35 am
SAT
-
PHX
1 stop22h 35m
Frontier
Deal found 1/27$146
This Frontier deal was found by Cheapflights users on 1/27. 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.
jeu. 2/199:17 am
PHX
-
SAT
1 stop9h 13m
Frontier
lun. 2/239:20 am
SAT
-
PHX
Nonstop2h 43m
Frontier
Deal found 1/27$149
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/186:55 pm
PHX
-
SAT
1 stop12h 11m
Frontier
mar. 3/246:45 am
SAT
-
PHX
1 stop13h 01m
Frontier
Deal found 1/28$152
This Super.com deal was found by Cheapflights users on 1/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/235:25 am
PHX
-
SAT
Nonstop2h 10m
Frontier
ven. 2/279:33 am
SAT
-
PHX
Nonstop2h 43m
Frontier
Deal found 1/28$153

Find flight deals from Sky Harbor Intl to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) 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 janvier 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$119
(Booking.com)

One-way from

$52
(Kiwi.com)

Popular in

May

Cheapest in

December

Average price

$289

Good round-trip deal

$209 or less

Good one-way deal

$109 or less
Provider with most accurate pricing for Phoenix Sky Harbor Intl-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-San Antonio flights.
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From Phoenix Sky Harbor Intl to San Antonio
Search Deals
One-way flight from Phoenix Sky Harbor Intl to San Antonio
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to San Antonio.
Search Deals
Price to beat on a one-way flight from Phoenix Sky Harbor Intl to San Antonio.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl 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 janvier 29, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to San Antonio that are best for you.

Fly from

Sky Harbor Intl

Fly to

San Antonio

Route

Depart

Return

Price

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

lun. 2/23

5:25 am-8:35 am

Nonstop2h 10m

San Antonio

ven. 2/27

9:33 am-11:16 am

Nonstop2h 43m

$153

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

mer. 3/18

7:30 pm-11:39 pm

Nonstop2h 09m

San Antonio

mar. 3/24

7:09 pm-7:49 pm

Nonstop2h 40m

$161

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

jeu. 3/19

11:53 am-4:03 pm

Nonstop2h 10m

San Antonio

mer. 3/25

6:45 am-11:54 am

1 stop7h 09m

$172

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

sam. 2/14

9:22 am-7:01 pm

1 stop8h 39m

San Antonio

dim. 2/15

7:07 pm-12:41 am

1 stop6h 34m

$215

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

jeu. 3/26

9:24 pm-9:06 am

1 stop9h 42m

San Antonio

dim. 3/29

11:35 am-10:33 am

1 stop24h 58m

$233

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

mar. 3/17

7:30 pm-11:39 pm

Nonstop2h 09m

San Antonio

sam. 3/21

3:08 pm-6:27 pm

1 stop5h 19m

$240

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

mar. 2/10

10:07 am-4:17 pm

1 stop5h 10m

San Antonio

mer. 2/11

5:12 pm-11:59 pm

1 stop7h 47m

$249

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

sam. 3/7

3:10 pm-9:00 pm

1 stop4h 50m

San Antonio

mer. 3/11

7:20 am-7:55 am

Nonstop2h 35m

$251

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

sam. 3/7

1:52 pm-12:17 am

1 stop9h 25m

San Antonio

sam. 3/14

10:05 am-11:28 pm

2 stops39h 23m

$254

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

ven. 4/24

4:22 pm-2:39 pm

2 stops20h 17m

San Antonio

lun. 4/27

3:14 pm-8:10 pm

1 stop6h 56m

$260

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 20 results
1
2

Compare providers for flights from Sky Harbor Intl 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 Sky Harbor Intl to San Antonio in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars

*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 Sky Harbor Intl Airport-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 Sky Harbor Intl Airport-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub 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 Sky Harbor Intl Airport-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 Sky Harbor Intl to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Sky Harbor Intl 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 Sky Harbor Intl Airport to San Antonio

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to San Antonio. Price data was last updated on January 23, 2026.

The price you pay for your flight from Phoenix Sky Harbor Intl Airport to San Antonio may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to San Antonio?

Currently, December is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to San Antonio (average of $49). Flying from Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl 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 janvier 29, 2026.

Unlike in the evening, when flights are generally more expensive, you can save up to 26% on flights from Phoenix Sky Harbor Intl Airport to San Antonio by exploring options for tickets at noon.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to San Antonio. Price data was last updated on January 24, 2026.

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

The best insider tips for Phoenix Sky Harbor Intl Airport to San Antonio flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Phoenix Sky Harbor Intl Airport to San Antonio trip
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on PHX

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on SAT

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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 janvier 29, 2026.
Read reviews from past customers who have flown Southwest, American Airlines, and Frontier from Phoenix Sky Harbor Intl Airport to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

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
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

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
11,205 reviews
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

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
5.7
Fair
3,056 reviews
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

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 Sky Harbor Intl 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 Sky Harbor Intl?

    For a flight from Phoenix Sky Harbor Intl to San Antonio, you will be flying into San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city. San Antonio is the only San Antonio airport and it handles 4 inbound flights from Phoenix Sky Harbor Intl per day. 3 airlines have flights to San Antonio from Phoenix Sky Harbor Intl on a regular basis.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to San Antonio?

    For as low as $161, Frontier can have you in San Antonio from Phoenix Sky Harbor Intl Airport in 2h 09m. The distance from Phoenix Sky Harbor Intl Airport to San Antonio is about 840 mi. Generally, flights for this route are nonstop.

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

    Frontier, at $84, was found to be the cheapest airline from Phoenix Sky Harbor Intl Airport to San Antonio.Alternate airlines to your destination round-trip include American Airlines and Southwest. Users have found that Frontier is 72% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $39 on Frontier. Other airlines that offer cheap prices include American Airlines from $74 and Southwest from $74 one-way.

  • What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to San Antonio?

    The top 3 most reliable airlines when flying from Phoenix Sky Harbor Intl Airport to San Antonio are Frontier (91%), American Airlines (81%) and Alaska Airlines (81%).

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to San Antonio?

    Looking for the cheapest flight from Phoenix Sky Harbor Intl Airport to San Antonio? While on average our users pay $240, our data indicates the cheapest price to be $55. The most popular route (Phoenix Sky Harbor Intl - San Antonio), is priced around $161.

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

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

  • How can I find direct flights from Sky Harbor Intl to San Antonio?

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

  • Can I find deals for business class flights from Sky Harbor Intl to San Antonio?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Sky Harbor Intl Airport to San Antonio?

    Currently, December is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to San Antonio (average of $49). Flying from Phoenix Sky Harbor Intl Airport 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

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Top 3 airlines flying from Sky Harbor Intl to San Antonio

Discover the top 3 airlines that operate flights from Sky Harbor Intl 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 janvier 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$205FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$146Average$357FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$177Average$351FlexibilityNo cancel feeOn-time63%

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