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Cheap flights from San Antonio to Phoenix from $28

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Phoenix departing on 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:25 pm - 10:59 pmSAT-PHX
2h 34mnonstop
Frontier Logo
8:00 am - 11:08 amPHX-SAT
2h 08mnonstop
$79Frontier
Find Deal
Fri, Dec 5 - Mon, Dec 8
Frontier Logo
7:56 pm - 8:06 amSAT-PHX
13h 10m1 stop
Frontier Logo
5:22 pm - 8:30 pmPHX-SAT
2h 08mnonstop
$84Frontier
Find Deal
Thu, Dec 11 - Fri, Dec 12
Frontier Logo
12:31 pm - 2:11 pmSAT-PHX
2h 40mnonstop
Frontier Logo
6:03 pm - 9:09 pmPHX-SAT
2h 06mnonstop
$94Frontier
Find Deal
Thu, Jan 22 - Sun, Jan 25
Frontier Logo
3:55 pm - 12:29 amSAT-PHX
9h 34m1 stop
Frontier Logo
1:00 pm - 4:08 pmPHX-SAT
2h 08mnonstop
$97Frontier
Find Deal
Wed, Jan 7 - Thu, Jan 8
Frontier Logo
2:09 pm - 8:21 amSAT-PHX
19h 12m1 stop
Frontier Logo
6:15 am - 9:23 amPHX-SAT
2h 08mnonstop
$98Frontier
Find Deal
Wed, Dec 24 - Thu, Jan 1
Frontier Logo
7:50 pm - 9:23 pmSAT-PHX
2h 33mnonstop
Frontier Logo
5:22 pm - 8:30 pmPHX-SAT
2h 08mnonstop
$100Frontier
Find Deal
Mon, Dec 1 - Fri, Dec 5
Frontier Logo
9:25 pm - 10:59 pmSAT-PHX
2h 34mnonstop
Frontier Logo
6:00 am - 4:51 pmPHX-SAT
9h 51m1 stop
$101Frontier
Find Deal
Fri, Dec 12 - Sun, Dec 14
Frontier Logo
7:55 pm - 8:06 amSAT-PHX
13h 11m1 stop
Frontier Logo
5:22 pm - 8:30 pmPHX-SAT
2h 08mnonstop
$102Frontier
Find Deal
Fri, Dec 5 - Fri, Dec 12
Frontier Logo
10:18 am - 11:52 amSAT-PHX
2h 34mnonstop
Frontier Logo
6:15 am - 9:23 amPHX-SAT
2h 08mnonstop
$103Frontier
Find Deal
Tue, Dec 23 - Thu, Jan 1
Frontier Logo
7:50 pm - 9:23 pmSAT-PHX
2h 33mnonstop
Frontier Logo
9:16 am - 6:58 pmPHX-SAT
8h 42m1 stop
$105Frontier
Find Deal
Mon, Dec 1 - Thu, Dec 4

Frontier flights from San Antonio to Phoenix

Our best Frontier deals on San Antonio to Phoenix flight tickets
Frontier
Dec 5
SAT9:25 pmSan Antonio
2h 34m
PHX10:59 pmPhoenix Sky Harbor Intl
Dec 8
PHX8:00 amPhoenix Sky Harbor Intl
2h 08m
SAT11:08 amSan Antonio
$79
Find similar
Frontier
Jan 11
SAT4:53 pmSan Antonio
2h 34m
PHX6:27 pmPhoenix Sky Harbor Intl
Jan 18
PHX1:11 pmPhoenix Sky Harbor Intl
2h 06m
SAT4:17 pmSan Antonio
$81
Find similar
Frontier
Dec 11
SAT7:56 pmSan Antonio
13h 10m
1 stop
PHX8:06 amPhoenix Sky Harbor Intl
Dec 12
PHX5:22 pmPhoenix Sky Harbor Intl
2h 08m
SAT8:30 pmSan Antonio
$84
Find similar

American Airlines flights from San Antonio to Phoenix

Our best American Airlines deals on San Antonio to Phoenix flight tickets
American Airlines
Jan 24
SAT1:38 pmSan Antonio
2h 39m
PHX3:17 pmPhoenix Sky Harbor Intl
Jan 28
PHX1:49 pmPhoenix Sky Harbor Intl
2h 07m
SAT4:56 pmSan Antonio
$159
Find similar
American Airlines
Dec 2
SAT6:39 pmSan Antonio
2h 33m
PHX8:12 pmPhoenix Sky Harbor Intl
Dec 3
PHX1:35 pmPhoenix Sky Harbor Intl
2h 05m
SAT4:40 pmSan Antonio
$229
Find similar
American Airlines
Nov 24
SAT6:00 amSan Antonio
2h 41m
PHX7:41 amPhoenix Sky Harbor Intl
Dec 3
PHX5:11 pmPhoenix Sky Harbor Intl
2h 06m
SAT8:17 pmSan Antonio
$242
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Phoenix 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, momondo users made 832,500 searches. Data last updated November 18, 2025.
Use the filters below to find and compare flights from San Antonio to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 12/5

9:25 pm-10:59 pm

Nonstop2h 34m

Phoenix Sky Harbor Intl

Mon 12/8

8:00 am-11:08 am

Nonstop2h 08m

$79

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Thu 12/11

7:56 pm-8:06 am

1 stop13h 10m

Phoenix Sky Harbor Intl

Fri 12/12

5:22 pm-8:30 pm

Nonstop2h 08m

$84

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Thu 1/22

12:31 pm-2:11 pm

Nonstop2h 40m

Phoenix Sky Harbor Intl

Sun 1/25

6:03 pm-9:09 pm

Nonstop2h 06m

$94

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Wed 1/7

3:55 pm-12:29 am

1 stop9h 34m

Phoenix Sky Harbor Intl

Thu 1/8

1:00 pm-4:08 pm

Nonstop2h 08m

$97

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Wed 12/24

2:09 pm-8:21 am

1 stop19h 12m

Phoenix Sky Harbor Intl

Thu 1/1

6:15 am-9:23 am

Nonstop2h 08m

$98

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Mon 12/1

7:50 pm-9:23 pm

Nonstop2h 33m

Phoenix Sky Harbor Intl

Fri 12/5

5:22 pm-8:30 pm

Nonstop2h 08m

$100

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 12/12

9:25 pm-10:59 pm

Nonstop2h 34m

Phoenix Sky Harbor Intl

Sun 12/14

6:00 am-4:51 pm

1 stop9h 51m

$101

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 12/5

7:55 pm-8:06 am

1 stop13h 11m

Phoenix Sky Harbor Intl

Fri 12/12

5:22 pm-8:30 pm

Nonstop2h 08m

$102

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Tue 12/23

10:18 am-11:52 am

Nonstop2h 34m

Phoenix Sky Harbor Intl

Thu 1/1

6:15 am-9:23 am

Nonstop2h 08m

$103

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Mon 12/1

7:50 pm-9:23 pm

Nonstop2h 33m

Phoenix Sky Harbor Intl

Thu 12/4

9:16 am-6:58 pm

1 stop8h 42m

$105

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Phoenix from

How to get the cheapest flight ticket from San Antonio to Phoenix

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of October, then departing from San Antonio during the month September is also very affordable. Most momondo users find prices during this month for around $264.

What is the cheapest day to depart on your flight to Phoenix?

On average, the least expensive day to fly to Phoenix from San Antonio is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $383. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from San Antonio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $446.

What is the cheapest time of day to depart on your flight to Phoenix?

The cheapest time of day to fly to Phoenix is in the evening when flights can be purchased for as low as $382. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $412 per ticket.

What is the cheapest San Antonio to Phoenix flight route?

Fly from San Antonio to Phoenix Sky Harbor Intl for the best San Antonio - Phoenix flight prices

How far in advance should I book a flight to Phoenix?

You are more likely to see cheaper flights to Phoenix from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix for around $338 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix from San Antonio for as low as $226 on momondo.

What cabin class options are available on San Antonio to Phoenix flights?

There are 3 cabin classes available to choose from on San Antonio to Phoenix flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap San Antonio to Phoenix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Phoenix

Fastest flight time

2h 30m

Direct flights

Every day

Airports in Phoenix

1 airport
The fastest flight from San Antonio to Phoenix takes 2h 30m
Direct flights go from San Antonio to Phoenix every day.
There is 1 airport near Phoenix: Phoenix Sky Harbor Intl (PHX)
Search flight deals

  • How far is San Antonio to Phoenix by plane?

    There are 846.1 mi between San Antonio and Phoenix. A reasonable flight in good conditions will take 2h 30m.

  • When did momondo last update prices for flights from San Antonio Airport to Phoenix?

    Prices for flights from San Antonio Airport to Phoenix refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Phoenix?

  • How old do you have to be to fly from San Antonio Airport to Phoenix?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Phoenix.

  • What documentation or ID do you need to fly to Phoenix?

    The necessary travel and health documents for your Phoenix trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Antonio to Phoenix

Compare and see reviews for airlines that fly from San Antonio to Phoenix with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $74Free CancellationRating
5.8
3,103 reviews
Search Frontier flights
SouthwestPriceFrom $156Free CancellationRating
8.0
4,245 reviews
Search Southwest flights
Spirit AirlinesPriceFrom $185Free CancellationRating
6.3
8,146 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $186Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Phoenix?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Phoenix from San Antonio.

Can I find flights from San Antonio to Phoenix with flexible booking policies on momondo?

Flights from San Antonio to Phoenix with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Antonio to Phoenix?

momondo helps you find the best flight between San Antonio and Phoenix by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Antonio to Phoenix right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Antonio to Phoenix flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United States

Fly into one of these airports located in Phoenix

Airports listed have a maximum distance of 25.4 mi from Phoenix
Phoenix-Mesa Gateway Airport