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Cheap flights from San Antonio to Phoenix from $43

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 2/20. 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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0 bags

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Find the cheapest flights from San Antonio to Phoenix

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:20 am - 11:03 am
SAT
-
PHX
2h 43mnonstop
Frontier Logo
9:17 am - 7:25 pm
PHX
-
SAT
9h 08m
1 stop
$135Frontier
Mon, Feb 23 - Thu, Feb 26
Frontier Logo
9:33 am - 11:16 am
SAT
-
PHX
2h 43mnonstop
Frontier Logo
5:25 am - 8:35 am
PHX
-
SAT
2h 10mnonstop
$136Frontier
Mon, Feb 16 - Mon, Feb 23
Frontier Logo
9:33 am - 11:16 am
SAT
-
PHX
2h 43mnonstop
Frontier Logo
5:25 am - 8:35 am
PHX
-
SAT
2h 10mnonstop
$141Frontier
Fri, Feb 20 - Mon, Feb 23
Frontier Logo
1:57 pm - 10:12 pm
SAT
-
PHX
9h 15m
1 stop
Frontier Logo
9:22 am - 7:01 pm
PHX
-
SAT
8h 39m
1 stop
$144Frontier
Sat, Feb 14 - Sat, Feb 28
Frontier Logo
1:57 pm - 6:04 pm
SAT
-
PHX
29h 07m
1 stop
Frontier Logo
5:35 am - 8:45 am
PHX
-
SAT
2h 10mnonstop
$146Frontier
Thu, Feb 12 - Mon, Feb 16
Frontier Logo
9:33 am - 11:16 am
SAT
-
PHX
2h 43mnonstop
Frontier Logo
10:39 pm - 4:41 pm
PHX
-
SAT
17h 02m
1 stop
$156Frontier
Fri, Feb 20 - Mon, Feb 23
Frontier Logo
5:36 pm - 11:59 pm
SAT
-
PHX
7h 23m
1 stop
Frontier Logo
1:04 pm - 4:14 pm
PHX
-
SAT
2h 10mnonstop
$157Frontier
Tue, Mar 3 - Fri, Mar 6
Frontier Logo
9:33 am - 11:16 am
SAT
-
PHX
2h 43mnonstop
Frontier Logo
9:39 pm - 5:15 pm
PHX
-
SAT
42h 36m
2 stops
$158Frontier
Fri, Feb 20 - Mon, Feb 23
Frontier Logo
9:33 am - 11:16 am
SAT
-
PHX
2h 43mnonstop
Frontier Logo
5:35 am - 8:45 am
PHX
-
SAT
2h 10mnonstop
$159Frontier
Fri, Feb 13 - Mon, Feb 16
Frontier Logo
8:24 pm - 12:40 am
SAT
-
PHX
5h 16m
1 stop
Frontier Logo
9:17 am - 7:30 pm
PHX
-
SAT
9h 13m
1 stop
$160Frontier
Mon, Feb 9 - Thu, Feb 19

American Airlines flights from San Antonio to Phoenix

Our best American Airlines deals on San Antonio to Phoenix flight tickets
American Airlines
Feb 14
SAT2:49 pmSan Antonio
2h 40m
PHX4:29 pmPhoenix Sky Harbor Intl
Feb 28
PHX1:46 pmPhoenix Sky Harbor Intl
2h 10m
SAT4:56 pmSan Antonio
$169
American Airlines
Feb 18
SAT2:49 pmSan Antonio
2h 40m
PHX4:29 pmPhoenix Sky Harbor Intl
Feb 25
PHX8:31 pmPhoenix Sky Harbor Intl
2h 09m
SAT11:40 pmSan Antonio
$203
American Airlines
Mar 11
SAT2:58 pmSan Antonio
2h 40m
PHX3:38 pmPhoenix Sky Harbor Intl
Mar 18
PHX7:30 pmPhoenix Sky Harbor Intl
2h 09m
SAT11:39 pmSan Antonio
$204

Delta flights from San Antonio to Phoenix

Our best Delta deals on San Antonio to Phoenix flight tickets
Delta
Feb 10
SAT7:00 amSan Antonio
6h 41m
1 stop
PHX12:41 pmPhoenix Sky Harbor Intl
Feb 14
PHX2:20 pmPhoenix Sky Harbor Intl
6h 08m
1 stop
SAT9:28 pmSan Antonio
$199
Delta
Feb 4
SAT4:40 pmSan Antonio
7h 35m
1 stop
PHX11:15 pmPhoenix Sky Harbor Intl
Feb 10
PHX7:15 amPhoenix Sky Harbor Intl
6h 28m
1 stop
SAT2:43 pmSan Antonio
$289

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 January 21, 2026.
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

Mon 2/23

9:20 am-11:03 am

Nonstop2h 43m

Phoenix Sky Harbor Intl

Thu 2/26

9:17 am-7:25 pm

1 stop9h 08m

$135

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Mon 2/16

9:33 am-11:16 am

Nonstop2h 43m

Phoenix Sky Harbor Intl

Mon 2/23

5:25 am-8:35 am

Nonstop2h 10m

$136

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 2/20

9:33 am-11:16 am

Nonstop2h 43m

Phoenix Sky Harbor Intl

Mon 2/23

5:25 am-8:35 am

Nonstop2h 10m

$141

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Sat 2/14

1:57 pm-10:12 pm

1 stop9h 15m

Phoenix Sky Harbor Intl

Sat 2/28

9:22 am-7:01 pm

1 stop8h 39m

$144

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Thu 2/12

1:57 pm-6:04 pm

1 stop29h 07m

Phoenix Sky Harbor Intl

Mon 2/16

5:35 am-8:45 am

Nonstop2h 10m

$146

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 2/20

9:33 am-11:16 am

Nonstop2h 43m

Phoenix Sky Harbor Intl

Mon 2/23

10:39 pm-4:41 pm

1 stop17h 02m

$156

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Tue 3/3

5:36 pm-11:59 pm

1 stop7h 23m

Phoenix Sky Harbor Intl

Fri 3/6

1:04 pm-4:14 pm

Nonstop2h 10m

$157

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 2/20

9:33 am-11:16 am

Nonstop2h 43m

Phoenix Sky Harbor Intl

Mon 2/23

9:39 pm-5:15 pm

2 stops42h 36m

$158

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 2/13

9:33 am-11:16 am

Nonstop2h 43m

Phoenix Sky Harbor Intl

Mon 2/16

5:35 am-8:45 am

Nonstop2h 10m

$159

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Mon 2/9

8:24 pm-12:40 am

1 stop5h 16m

Phoenix Sky Harbor Intl

Thu 2/19

9:17 am-7:30 pm

1 stop9h 13m

$160

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 typical price of a round-trip flight between San Antonio and Phoenix?

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of December, then departing from San Antonio during the month November is also very affordable. Most momondo users find prices during this month for around $247.

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 $369. 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 $417.

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

The cheapest time of day to fly to Phoenix is at noon when flights can be purchased for as low as $352. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $397 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 $310 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 $224 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 20m

Direct flights

Every day

Airports in Phoenix

3 airports
The fastest flight from San Antonio to Phoenix takes 2h 20m
Direct flights go from San Antonio to Phoenix every day.
There are 3 airports in Phoenix. From San Antonio there are direct flights to 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 20m.

  • 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 $51Free CancellationRating
5.7
3,057 reviews
Search Frontier flights
JetBluePriceFrom $143Free CancellationRating
7.2
2,890 reviews
Search JetBlue flights
SouthwestPriceFrom $149Free CancellationRating
8.0
4,266 reviews
Search Southwest flights
American AirlinesPriceFrom $173Free CancellationRating
7.2
11,174 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