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Sky Harbor Intl

$29+ Cheap flights from San Antonio (SAT) to Sky Harbor Intl (PHX)

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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — PHX
janv. 22 — janv. 291
jeu. 1/22
jeu. 1/29
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from San Antonio to Phoenix Sky Harbor Intl are usually found in December or November, booked 50 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from San Antonio to Sky Harbor Intl

Cheapest flights from San Antonio to Sky Harbor Intl
Explore the most affordable flight options available from San Antonio to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on décembre 23, 2025.

This Expedia deal was found by Cheapflights users on 12/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/252:09 pmSAT - PHX
1 stop19h 12mFrontier
jeu. 1/16:15 amPHX - SAT
Nonstop2h 08mFrontier
Deal found 12/21$171
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
jeu. 12/252:09 pmSAT - PHX
1 stop19h 12mFrontier
mar. 1/61:07 pmPHX - SAT
Nonstop2h 08mFrontier
Deal found 12/22$179
This Frontier deal was found by Cheapflights users on 12/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3010:18 amSAT - PHX
Nonstop2h 34mFrontier
jeu. 1/16:15 amPHX - SAT
Nonstop2h 08mFrontier
Deal found 12/22$194
This CheapOair deal was found by Cheapflights users on 12/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/246:45 amSAT - PHX
1 stop26h 36mFrontier
jeu. 1/16:15 amPHX - SAT
Nonstop2h 08mFrontier
Deal found 12/22$201
This Trip.com deal was found by Cheapflights users on 12/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 12/286:45 amSAT - PHX
1 stop18h 44mFrontier
jeu. 1/16:15 amPHX - SAT
Nonstop2h 08mFrontier
Deal found 12/22$205
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
jeu. 12/252:09 pmSAT - PHX
1 stop19h 12mFrontier
lun. 1/57:00 amPHX - SAT
1 stop16h 17mFrontier
Deal found 12/22$226
This Expedia deal was found by Cheapflights users on 12/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3010:18 amSAT - PHX
Nonstop2h 34mFrontier
dim. 1/410:31 pmPHX - SAT
1 stop11h 50mFrontier
Deal found 12/21$237
This Frontier deal was found by Cheapflights users on 12/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/2310:18 amSAT - PHX
Nonstop2h 34mFrontier
jeu. 1/16:15 amPHX - SAT
Nonstop2h 08mFrontier
Deal found 12/21$239
This Frontier deal was found by Cheapflights users on 12/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 12/2612:18 pmSAT - PHX
1 stop10h 08mFrontier
mar. 1/61:07 pmPHX - SAT
Nonstop2h 08mFrontier
Deal found 12/22$241

Find flight deals from San Antonio to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Sky Harbor Intl (PHX). 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 décembre 23, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$78
(Super.com)

One-way from

$29
(Frontier)

Popular in

March

Cheapest in

December

Average price

$233

Good round-trip deal

$229 or less

Good one-way deal

$132 or less
Provider with most accurate pricing for San Antonio-Phoenix Sky Harbor Intl flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Phoenix Sky Harbor Intl flights.
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From San Antonio to Phoenix Sky Harbor Intl
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One-way flight from San Antonio to Phoenix Sky Harbor Intl
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Highest demand for flights based on searches. 14% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from San Antonio to Phoenix Sky Harbor Intl.
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Price to beat on a one-way flight from San Antonio to Phoenix Sky Harbor Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Sky Harbor Intl 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 décembre 23, 2025.
Use the filters below to find and compare flights from San Antonio to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

San Antonio

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

lun. 3/2

9:33 am-11:16 am

Nonstop2h 43m

Phoenix Sky Harbor Intl

mer. 3/4

9:52 am-5:15 pm

1 stop6h 23m

$103

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

jeu. 1/29

12:31 pm-2:11 pm

Nonstop2h 40m

Phoenix Sky Harbor Intl

dim. 2/1

9:55 pm-12:25 pm

1 stop13h 30m

$125

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

jeu. 1/8

5:03 pm-6:37 pm

Nonstop2h 34m

Phoenix Sky Harbor Intl

dim. 1/11

1:00 pm-4:08 pm

Nonstop2h 08m

$133

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

dim. 3/1

11:35 am-9:10 am

1 stop22h 35m

Phoenix Sky Harbor Intl

mer. 3/4

9:52 am-5:15 pm

1 stop6h 23m

$133

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

lun. 2/2

1:20 pm-8:07 pm

1 stop7h 47m

Phoenix Sky Harbor Intl

jeu. 2/5

8:36 pm-12:25 pm

1 stop14h 49m

$133

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

mer. 1/7

3:55 pm-12:29 am

1 stop9h 34m

Phoenix Sky Harbor Intl

mar. 1/27

3:06 pm-9:40 am

2 stops41h 34m

$165

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

lun. 3/2

9:39 pm-1:55 pm

1 stop17h 16m

Phoenix Sky Harbor Intl

jeu. 3/5

1:22 pm-7:30 pm

1 stop5h 08m

$176

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

lun. 1/26

1:20 pm-8:07 pm

1 stop7h 47m

Phoenix Sky Harbor Intl

mer. 1/28

3:55 pm-1:11 pm

2 stops20h 16m

$194

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

ven. 2/20

9:33 am-11:16 am

Nonstop2h 43m

Phoenix Sky Harbor Intl

lun. 2/23

5:25 am-8:35 am

Nonstop2h 10m

$195

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

jeu. 1/1

10:18 am-11:52 am

Nonstop2h 34m

$38

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 17 results
1
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Compare providers for flights from San Antonio to Sky Harbor Intl

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 San Antonio to Sky Harbor Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust 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 San Antonio-Phoenix Sky Harbor Intl Airport flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on San Antonio-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from San Antonio-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Phoenix Sky Harbor Intl Airport flights, Cheapflights users trust CheapOair the most. CheapOair 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 San Antonio-Phoenix Sky Harbor Intl Airport 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 San Antonio to Sky Harbor Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Sky Harbor Intl. Price data was last updated on December 19, 2025.

The best time to book flights from San Antonio to Phoenix Sky Harbor Intl Airport is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, December is the cheapest month in which you can book a flight from San Antonio to Phoenix Sky Harbor Intl Airport (average of $46). Flying from San Antonio to Phoenix Sky Harbor Intl Airport in April is currently the most expensive (average of $138). 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 SAT to PHX?

Find hourly flight availability from San Antonio to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated décembre 23, 2025.

A simple way to save on the total cost of your ticket is to fly from San Antonio to Phoenix Sky Harbor Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 7% on your trip compared to booking a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Sky Harbor Intl. Price data was last updated on December 20, 2025.

Travelers seeking maximum savings on their San Antonio to Phoenix Sky Harbor Intl Airport flight should consider departing on Wednesday 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.

The best insider tips for San Antonio to Phoenix Sky Harbor Intl Airport 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 San Antonio to Phoenix Sky Harbor Intl Airport trip
Airports
SAT

For longer trips, the economy lots with shuttle service offer better value than the new parking garage at SAT.

Read more about SATBy Ramsey Qubein
PHX

Take the PHX Sky Train to 44th Street Station for quick access to downtown via light rail or bus.

Read more about PHXBy Brandon Schultz
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on PHX

Brandon Schultz

Brandon Schultz

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

Ramsey Qubein

Ramsey Qubein

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 Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated décembre 23, 2025.
Peruse reviews from past customers who have flown with Southwest, American Airlines, and JetBlue from San Antonio to Phoenix Sky Harbor Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,253 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
11,050 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.2
Good
2,898 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Frontier
5.8
Fair
3,074 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Sky Harbor Intl. 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 from for flights from San Antonio to Phoenix Sky Harbor Intl?

    If you book a flight to Phoenix Sky Harbor Intl from San Antonio, you will be flying from San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio. There are 10 flights from San Antonio to Phoenix Sky Harbor Intl per day from 4 different airlines.

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

    A quick flight from San Antonio to Phoenix Sky Harbor Intl Airport can take about 2h 43m. Frontier provides one of the quickest options available for as low as $103. The distance between San Antonio and Phoenix Sky Harbor Intl Airport is about 840 mi. Most flights are nonstop.

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

    Frontier, at $51, was found to be the cheapest airline from San Antonio to Phoenix Sky Harbor Intl Airport.Alternate airlines to your destination round-trip include JetBlue and Southwest. These flights start at 84% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $39. Southwest flights start at $71 while deals on American Airlines start at $76 one-way.

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

    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 San Antonio to Phoenix Sky Harbor Intl Airport on time: Alaska Airlines (80%), American Airlines (79%), Southwest (74%).

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

    Looking at all options, your cheapest flight can be booked for $52. While the most popular route (San Antonio - Phoenix Sky Harbor Intl) can be booked for $123 on average, our data indicates $603 when flying from San Antonio to Phoenix Sky Harbor Intl Airport.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from San Antonio to Phoenix Sky Harbor Intl Airport (average of $46). Flying from San Antonio to Phoenix Sky Harbor Intl Airport in April is currently the most expensive (average of $138). 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 Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Goodyear
Paradise Valley
Glendale
Casa Grande
Chandler
Globe
Peoria
Payson
Camp Verde
Buckeye
Surprise
Avondale
Guadalupe

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Top 4 airlines flying from San Antonio to Sky Harbor Intl

Discover the top 4 airlines that operate flights from San Antonio to Sky Harbor Intl. 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 décembre 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$51Average$187FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$143Average$294FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$150Average$362FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$177Average$364FlexibilityNo cancel feeOn-time71%

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