$68 Cheap Flights from San Antonio (SAT) to Phoenix (PHX)

View $68 flight on Thu, Apr 9, 2026Opens in a new window

Popular airlines from San Antonio International Airport (SAT) to Phoenix Sky Harbor Intl. Airport (PHX)

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Cheap Flights from San Antonio to Phoenix (SAT-PHX)

Prices were available within the past 7 days and start at $68 for one-way flights and $137 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Apr 2 - Thu, Apr 9
SAT
San Antonio
PHX
Phoenix
$137 Roundtrip, found 16 hours ago
$137
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Thu, Apr 2 from San Antonio to Phoenix, returning Thu, Apr 9, priced at $137 found 16 hours ago
Frontier Airlines
Thu, Mar 19 - Thu, Mar 26
SAT
San Antonio
PHX
Phoenix
$138 Roundtrip, found 14 hours ago
$138
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Thu, Mar 19 from San Antonio to Phoenix, returning Thu, Mar 26, priced at $138 found 14 hours ago
Frontier Airlines
Thu, Apr 9 - Wed, Apr 15
SAT
San Antonio
PHX
Phoenix
$148 Roundtrip, just found
$148
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Apr 9 from San Antonio to Phoenix, returning Wed, Apr 15, priced at $148 just found
Southwest Airlines
Wed, Apr 8 - Thu, Apr 9
SAT
San Antonio
PHX
Phoenix
$151 Roundtrip, found 5 hours ago
$151
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Wed, Apr 8 from San Antonio to Phoenix, returning Thu, Apr 9, priced at $151 found 5 hours ago
Frontier Airlines
Mon, Apr 20 - Thu, Apr 23
SAT
San Antonio
PHX
Phoenix
$154 Roundtrip, just found
$154
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Apr 20 from San Antonio to Phoenix, returning Thu, Apr 23, priced at $154 just found
Frontier Airlines
Mon, Apr 20 - Thu, Apr 23
SAT
San Antonio
PHX
Phoenix
$159 Roundtrip, just found
$159
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Apr 20 from San Antonio to Phoenix, returning Thu, Apr 23, priced at $159 just found
Frontier Airlines
Mon, Apr 20 - Thu, Apr 23
SAT
San Antonio
PHX
Phoenix
$159 Roundtrip, just found
$159
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Apr 20 from San Antonio to Phoenix, returning Thu, Apr 23, priced at $159 just found
Delta
Mon, Apr 20 - Thu, Apr 23
SAT
San Antonio
PHX
Phoenix
$172 Roundtrip, just found
$172
Roundtrip
just found
Select Delta flight, departing Mon, Apr 20 from San Antonio to Phoenix, returning Thu, Apr 23, priced at $172 just found
American Airlines
Mon, Apr 20 - Thu, Apr 23
SAT
San Antonio
PHX
Phoenix
$217 Roundtrip, just found
$217
Roundtrip
just found
Select American Airlines flight, departing Mon, Apr 20 from San Antonio to Phoenix, returning Thu, Apr 23, priced at $217 just found
United
Tue, Apr 28 - Wed, Apr 29
SAT
San Antonio
PHX
Phoenix
$237 Roundtrip, found 5 hours ago
$237
Roundtrip
found 5 hours ago
Select United flight, departing Tue, Apr 28 from San Antonio to Phoenix, returning Wed, Apr 29, priced at $237 found 5 hours ago

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Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $201
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $201

Find the cheapest month to fly from San Antonio (SAT) to Phoenix (PHX)

December is typically the cheapest month to fly

From $70 - $432 per traveler.

Frequently asked questions

How much does a flight from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) cost?
You can find cheap one-way flights from $68 and cheap return flights from $137 San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) with Expedia. One-way flights typically cost between $121 and $1170, and return flights often range between $277 and $1971. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The cheapest month to fly from SAT to PHX is April when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Choose from 2 airlines operating direct flights from SAT to PHX:

  • American Airlines operates around 28 direct flights from SAT to PHX every week
  • Frontier Airlines operates around 7 direct flights from SAT to PHX every week

What is the cheapest airline that flies from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Frontier Airlines is one of the cheapest airlines offering nonstop flights from San Antonio Intl. (SAT) to Sky Harbor Intl. (PHX), with return tickets starting from around $390. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
To find a cheap flight from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best airline to fly with from San Antonio, TX (SAT) to Phoenix, AZ (PHX) will differ from traveler to traveler. If you like to fly early, American Airlines offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. WN offers the most daily flights from SAT to PHX, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
On average, there are around 8 nonstop flights per day from San Antonio Intl. (SAT) to Sky Harbor Intl. (PHX). For more options, look at flights that include layovers.
What is the earliest flight from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The earliest flight from San Antonio International Airport (SAT) to Phoenix Sky Harbor International Airport (PHX) typically departs at around 5:00 AM, operated by American Airlines. This seasonal service is active in July, and an early flight can help you maximize your time in Phoenix. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The most popular departure times for flights from San Antonio Intl. (SAT) to Sky Harbor Intl. (PHX) are in the early morning, from 6am to 9am. About 26% of passengers prefer this time window. Many major carriers, including American Airlines, Southwest Airlines and United Airlines, offer flights during this window. This timing works well because it allows you to start your day early and arrive in Phoenix with plenty of time to enjoy your day.
How long does it take to fly from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Flying nonstop from SAT to PHX takes around 2 hours 30 minutes, with the route covering approximately 841 miles. Flights with a layover typically take 5 hours 20 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
First class is available on flights from SAT to PHX. First class cabins are available on:

  • United Airlines
  • American Airlines
  • Delta Air Lines

How much is a business class flight from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
A direct, return business class ticket from San Antonio, TX (SAT) to Phoenix, AZ (PHX) typically costs between $1,185 - $1,702. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight with Expedia?
It's easy to earn miles on a San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Phoenix from San Antonio Intl. (SAT)?
If you're planning to travel to Phoenix from San Antonio Intl. (SAT), you can fly into Sky Harbor Intl. (PHX) Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Love Field (DAL), George Bush Intercontinental (IAH) before reaching Phoenix. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) at the last minute?
Typically, booking a last minute flight from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight and hotel package?
Securing a San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) Phoenix Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
If you booked your San Antonio, TX (SAT-San Antonio Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
San Antonio Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$137
Distance
841 mi
Average flight time
1 hour 35 mins

Book with confidence

San Antonio to Phoenix Flights

The cheapest times to fly from San Antonio to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Antonio to Phoenix are during the month of April. You can find some of the cheapest flights from San Antonio to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Antonio to Phoenix

Sunday is one of the best days to book for cheap flights from San Antonio to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Antonio to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Antonio to Phoenix in 2026. You can also book with separate airlines for your outbound and return journeys, from $68 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Antonio to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Antonio to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Antonio to Phoenix Flights

*Flight schedules are subject to change.

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*Available to One Key members.