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

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Today's featured flight deals from San Antonio International Airport (SAT) to Phoenix Sky Harbor Intl. Airport (PHX)

Nonstop
Carry-on included
Lower price than typical

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

Prices were available within the past 7 days and start at $20 for one-way flights and $40 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Dec 23 - Thu, Dec 25
SAT
San Antonio
PHX
Phoenix
$40 Roundtrip, found 1 hour ago
$40
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Tue, Dec 23 from San Antonio to Phoenix, returning Thu, Dec 25, priced at $40 found 1 hour ago
Frontier Airlines
Tue, Dec 23 - Thu, Dec 25
SAT
San Antonio
PHX
Phoenix
$50 Roundtrip, found 1 hour ago
$50
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Tue, Dec 23 from San Antonio to Phoenix, returning Thu, Dec 25, priced at $50 found 1 hour ago
Frontier Airlines
Mon, Nov 24 - Mon, Dec 1
SAT
San Antonio
PHX
Phoenix
$54 Roundtrip, found 6 hours ago
$54
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Mon, Nov 24 from San Antonio to Phoenix, returning Mon, Dec 1, priced at $54 found 6 hours ago
Frontier Airlines
Mon, Dec 15 - Thu, Dec 25
SAT
San Antonio
PHX
Phoenix
$57 Roundtrip, found 7 hours ago
$57
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Mon, Dec 15 from San Antonio to Phoenix, returning Thu, Dec 25, priced at $57 found 7 hours ago
Frontier Airlines
Mon, Dec 8 - Fri, Dec 12
SAT
San Antonio
PHX
Phoenix
$64 Roundtrip, found 1 hour ago
$64
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Dec 8 from San Antonio to Phoenix, returning Fri, Dec 12, priced at $64 found 1 hour ago
Frontier Airlines
Tue, Dec 30 - Thu, Jan 8
SAT
San Antonio
PHX
Phoenix
$72 Roundtrip, found 9 hours ago
$72
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Tue, Dec 30 from San Antonio to Phoenix, returning Thu, Jan 8, priced at $72 found 9 hours ago
Southwest Airlines
Wed, Dec 24 - Tue, Dec 30
SAT
San Antonio
PHX
Phoenix
$110 Roundtrip, found 16 hours ago
$110
Roundtrip
found 16 hours ago
Select Southwest Airlines flight, departing Wed, Dec 24 from San Antonio to Phoenix, returning Tue, Dec 30, priced at $110 found 16 hours ago
American Airlines
Wed, Dec 3 - Wed, Dec 10
SAT
San Antonio
PHX
Phoenix
$139 Roundtrip, just found
$139
Roundtrip
just found
Select American Airlines flight, departing Wed, Dec 3 from San Antonio to Phoenix, returning Wed, Dec 10, priced at $139 just found
United
Sat, Jan 17 - Tue, Jan 20
SAT
San Antonio
PHX
Phoenix
$207 Roundtrip, found 16 hours ago
$207
Roundtrip
found 16 hours ago
Select United flight, departing Sat, Jan 17 from San Antonio to Phoenix, returning Tue, Jan 20, priced at $207 found 16 hours ago
Alaska Airlines
Mon, Jan 26 - Wed, Jan 28
SAT
San Antonio
PHX
Phoenix
$363 Roundtrip, found 1 hour ago
$363
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Mon, Jan 26 from San Antonio to Phoenix, returning Wed, Jan 28, priced at $363 found 1 hour ago

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

October is typically the cheapest month to fly

From $109 - $321 per traveler.

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 $162
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $162

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX) cost?
Lock in a cheap one-way flight from $20 or cheap return flight from $40 from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX)?
December is the cheapest month to fly from SAT to PHX. Traveling outside of peak seasons is often the key to better flight prices.
Which airlines fly direct from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX)?
You can fly directly from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX) on a Southwest Airlines flight.
What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX)?
While prices may vary depending on your travel dates, American Airlines and Southwest Airlines are go-to choices for flights between San Antonio Intl. Airport (SAT) and Sky Harbor Intl. Airport (PHX). You can also compare carriers on Expedia and use the "Sort by" filter to find the lowest-priced ticket for your SAT to PHX flight.
How many flights per day from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX)?
When flying out of San Antonio Intl. Airport (SAT), you can pick from an average of 7 daily nonstop flights to Sky Harbor Intl. Airport (PHX).
What are the most popular departure times for flights from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX)?
More passengers fly between SAT and PHX at 6 AM than at any other time. Prefer a quieter experience? Try choosing a quieter departure window and you're likely to save on your fare as well.
What day of the week has the most flights from SAT to PHX?
Thursday offers the most flights from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX). Consider jetting off on this day and you'll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX)?
San Antonio Intl. Airport (SAT)'s earliest flight to Sky Harbor Intl. Airport (PHX) is at approximately 6:00AM UTC-6. With a total journey time of 2h 40m, you'll arrive at around 7:40AM UTC-7.
How long does it take to fly from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX)?
Flights from SAT to PHX have an average travel time of 2 hours and 39 minutes. The total distance between the two airports is 840 mi.
What airline has the least delays from SAT to PHX?
With 85% of flights usually arriving on time, Southwest Airlines has the best on-time performance for nonstop flights from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX). To check your flight status and get notified about any changes, use the Expedia App.
What is the best time to fly from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX)?
To avoid possible delays on the San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX) route, aim to fly before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Phoenix from San Antonio Intl. Airport (SAT)?
Compare your flight options from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX). This is the only Phoenix airport you can arrive at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX) last-minute?
Booking your flight from SAT to PHX right before your journey is typically more expensive. But if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a SAT to PHX flight and hotel package?
Compared with arranging hotels and flights separately, booking a SAT to PHX flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Just secure your flights and choose from our extensive range of hotels, then personalize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Sky Harbor Intl. Airport (PHX)?
In most instances, you can cancel or reschedule your SAT to PHX flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you want further details, head to our Customer Service portal.

Travel information

0
Origin airport
San Antonio Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$40
Distance
841 mi

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 December. 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 2025. You can also book with separate airlines for your outbound and return journeys, from $20 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

Explore a world of travel with Expedia

*Available to One Key members.