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Cheap flights from Phoenix to San Antonio from $38

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix to San Antonio departing on 12/8. 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
7:01 am - 1:19 pmPHX-SAT
5h 18m1 stop
Frontier Logo
10:04 am - 11:35 amSAT-PHX
2h 31mnonstop
$132Frontier
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Thu, Nov 6 - Mon, Nov 10
Frontier Logo
7:05 am - 4:37 pmPHX-SAT
7h 32m1 stop
Frontier Logo
10:54 am - 11:25 amSAT-PHX
2h 31mnonstop
$134Frontier
Find Deal
Sat, Oct 18 - Mon, Oct 20
Southwest Logo
5:40 pm - 8:45 pmPHX-SAT
2h 05mnonstop
Southwest Logo
6:00 am - 7:35 amSAT-PHX
2h 35mnonstop
$139Southwest
Find Deal
Fri, Nov 7 - Tue, Nov 11
Frontier Logo
7:05 am - 4:37 pmPHX-SAT
7h 32m1 stop
Frontier Logo
10:54 am - 11:25 amSAT-PHX
2h 31mnonstop
$140Frontier
Find Deal
Sat, Oct 18 - Sun, Oct 19
Multiple Airlines Logo
6:05 am - 9:14 amPHX-SAT
2h 09mnonstop
Multiple Airlines Logo
3:23 pm - 10:24 pmSAT-PHX
8h 01m1 stop
$150Multiple Airlines
Find Deal
Fri, Nov 7 - Tue, Nov 11
Southwest Logo
1:55 pm - 7:35 pmPHX-SAT
4h 40m1 stop
Southwest Logo
1:45 pm - 3:20 pmSAT-PHX
2h 35mnonstop
$164Southwest
Find Deal
Fri, Nov 7 - Tue, Nov 11
Multiple Airlines Logo
12:00 pm - 2:07 pmPHX-SAT
25h 07m1 stop
Multiple Airlines Logo
3:03 pm - 4:37 pmSAT-PHX
2h 34mnonstop
$172Multiple Airlines
Find Deal
Mon, Feb 2 - Thu, Feb 5
American Airlines Logo
9:34 am - 12:46 pmPHX-SAT
2h 12mnonstop
American Airlines Logo
8:57 am - 10:39 amSAT-PHX
2h 42mnonstop
$184American Airlines
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Thu, Jan 15 - Sun, Jan 18
American Airlines Logo
4:49 pm - 7:58 pmPHX-SAT
2h 09mnonstop
American Airlines Logo
6:00 am - 7:41 amSAT-PHX
2h 41mnonstop
$185American Airlines
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Tue, Nov 4 - Fri, Nov 7
Delta Logo
6:27 pm - 12:35 amPHX-SAT
5h 08m1 stop
Delta Logo
12:45 pm - 5:22 pmSAT-PHX
5h 37m1 stop
$217Delta
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Mon, Nov 24 - Thu, Nov 27

Frontier flights from Phoenix to San Antonio

Our best Frontier deals on Phoenix to San Antonio flight tickets
Frontier
Nov 6
PHX7:01 amPhoenix Sky Harbor Intl
5h 18m
1 stop
SAT1:19 pmSan Antonio
Nov 10
SAT10:04 amSan Antonio
2h 31m
PHX11:35 amPhoenix Sky Harbor Intl
$132
Find similar
Frontier
Oct 16
PHX9:59 pmPhoenix Sky Harbor Intl
19h 36m
1 stop
SAT7:35 pmSan Antonio
Oct 20
SAT10:54 amSan Antonio
2h 31m
PHX11:25 amPhoenix Sky Harbor Intl
$133
Find similar
Frontier
Oct 18
PHX7:05 amPhoenix Sky Harbor Intl
7h 32m
1 stop
SAT4:37 pmSan Antonio
Oct 20
SAT10:54 amSan Antonio
2h 31m
PHX11:25 amPhoenix Sky Harbor Intl
$134
Find similar

Southwest flights from Phoenix to San Antonio

Our best Southwest deals on Phoenix to San Antonio flight tickets
Southwest
Nov 7
PHX5:40 pmPhoenix Sky Harbor Intl
2h 05m
SAT8:45 pmSan Antonio
Nov 11
SAT6:00 amSan Antonio
2h 35m
PHX7:35 amPhoenix Sky Harbor Intl
$139
Find similar
Southwest
Nov 7
PHX1:55 pmPhoenix Sky Harbor Intl
4h 40m
1 stop
SAT7:35 pmSan Antonio
Nov 11
SAT1:45 pmSan Antonio
2h 35m
PHX3:20 pmPhoenix Sky Harbor Intl
$164
Find similar
Southwest
Nov 4
PHX4:55 pmPhoenix Sky Harbor Intl
4h 20m
1 stop
SAT10:15 pmSan Antonio
Nov 11
SAT6:25 pmSan Antonio
2h 30m
PHX7:55 pmPhoenix Sky Harbor Intl
$180
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix to San Antonio 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 October 6, 2025.
Use the filters below to find and compare flights from Phoenix to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 11/6

7:01 am-1:19 pm

1 stop5h 18m

San Antonio

Mon 11/10

10:04 am-11:35 am

Nonstop2h 31m

$132

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Sat 10/18

7:05 am-4:37 pm

1 stop7h 32m

San Antonio

Mon 10/20

10:54 am-11:25 am

Nonstop2h 31m

$134

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Fri 11/7

5:40 pm-8:45 pm

Nonstop2h 05m

San Antonio

Tue 11/11

6:00 am-7:35 am

Nonstop2h 35m

$139

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Sat 10/18

7:05 am-4:37 pm

1 stop7h 32m

San Antonio

Sun 10/19

10:54 am-11:25 am

Nonstop2h 31m

$140

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Fri 11/7

6:05 am-9:14 am

Nonstop2h 09m

San Antonio

Tue 11/11

3:23 pm-10:24 pm

1 stop8h 01m

$150

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Fri 11/7

1:55 pm-7:35 pm

1 stop4h 40m

San Antonio

Tue 11/11

1:45 pm-3:20 pm

Nonstop2h 35m

$164

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Mon 2/2

12:00 pm-2:07 pm

1 stop25h 07m

San Antonio

Thu 2/5

3:03 pm-4:37 pm

Nonstop2h 34m

$172

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 1/15

9:34 am-12:46 pm

Nonstop2h 12m

San Antonio

Sun 1/18

8:57 am-10:39 am

Nonstop2h 42m

$184

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Tue 11/4

4:49 pm-7:58 pm

Nonstop2h 09m

San Antonio

Fri 11/7

6:00 am-7:41 am

Nonstop2h 41m

$185

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Mon 11/24

6:27 pm-12:35 am

1 stop5h 08m

San Antonio

Thu 11/27

12:45 pm-5:22 pm

1 stop5h 37m

$217

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 San Antonio from

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

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 San Antonio?

If you aren’t able to travel during the month of October, then book flights to San Antonio from Phoenix during August instead. Flights to San Antonio in August, while not as cheap as those in October, still average around $253.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Wednesday when prices can be found for as low as $361. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Monday is $406.

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

According to our data, the cheapest time of day to fly to San Antonio is at noon. momondo users have found flights departing from Phoenix to San Antonio at noon for as low as $362. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the evening, with an average ticket price of $395. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Phoenix to San Antonio flight route?

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

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from Phoenix when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $338 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Phoenix for as low as $245 on momondo.

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

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

Cheap Phoenix to San Antonio flight deals and tips

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

Fastest flight time

2h 04m

Direct flights

Every day

Airports in San Antonio

1 airport
The fastest flight from Phoenix to San Antonio takes 2h 04m
Direct flights go from Phoenix to San Antonio every day.
There is 1 airport near San Antonio: San Antonio (SAT)
Search flight deals

  • How far is Phoenix to San Antonio by plane?

    The straight-line distance from Phoenix to San Antonio is 846.1 mi. A reasonable flight in good conditions will take 2h 05m.

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

    Prices for flights from Phoenix to San Antonio Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The travel and health documents required for your trip to San Antonio Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Phoenix to San Antonio

Compare and see reviews for airlines that fly from Phoenix to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $100Free CancellationRating
5.8
3,146 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $123Free CancellationRating
6.3
8,076 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $219Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
SouthwestPriceFrom $229Free CancellationRating
8.0
4,232 reviews
Search Southwest flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Boerne
Schertz
Pleasanton

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Phoenix to San Antonio. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to San Antonio from Phoenix with this policy.

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

momondo helps you find the best flight between Phoenix and San Antonio 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 Phoenix to San Antonio right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Phoenix to San Antonio flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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