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Cheap flights from Phoenix to San Antonio 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 Phoenix to San Antonio departing on 12/25. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:43 pm - 12:56 pmPHX-SAT
16h 13m1 stop
Frontier Logo
12:03 pm - 1:37 pmSAT-PHX
2h 34mnonstop
$115Frontier
Find Deal
mié., dic. 10 - lun., dic. 15
Frontier Logo
6:15 am - 9:23 amPHX-SAT
2h 08mnonstop
Frontier Logo
6:45 am - 12:29 amSAT-PHX
18h 44m1 stop
$117Frontier
Find Deal
jue., dic. 25 - jue., ene. 1
Frontier Logo
8:00 am - 11:08 amPHX-SAT
2h 08mnonstop
Frontier Logo
7:43 pm - 12:44 amSAT-PHX
6h 01m1 stop
$120Frontier
Find Deal
lun., dic. 8 - lun., dic. 8
Frontier Logo
8:00 am - 11:08 amPHX-SAT
2h 08mnonstop
Frontier Logo
7:56 pm - 12:44 amSAT-PHX
5h 48m1 stop
$121Frontier
Find Deal
lun., dic. 8 - jue., dic. 11
Frontier Logo
8:00 am - 11:08 amPHX-SAT
2h 08mnonstop
Frontier Logo
7:43 pm - 12:44 amSAT-PHX
6h 01m1 stop
$122Frontier
Find Deal
lun., dic. 8 - lun., dic. 8
Frontier Logo
8:00 am - 11:08 amPHX-SAT
2h 08mnonstop
Frontier Logo
7:43 pm - 12:44 amSAT-PHX
6h 01m1 stop
$123Frontier
Find Deal
lun., dic. 8 - lun., dic. 8
Frontier Logo
8:00 am - 11:08 amPHX-SAT
2h 08mnonstop
Frontier Logo
7:43 pm - 12:44 amSAT-PHX
6h 01m1 stop
$124Frontier
Find Deal
lun., dic. 8 - lun., dic. 8
Frontier Logo
1:00 pm - 4:08 pmPHX-SAT
2h 08mnonstop
Frontier Logo
10:13 am - 8:06 amSAT-PHX
22h 53m1 stop
$126Frontier
Find Deal
jue., ene. 8 - dom., ene. 11
Frontier Logo
8:00 am - 11:08 amPHX-SAT
2h 08mnonstop
Frontier Logo
7:56 pm - 12:44 amSAT-PHX
5h 48m1 stop
$127Frontier
Find Deal
lun., dic. 8 - jue., dic. 11
Frontier Logo
8:00 am - 11:08 amPHX-SAT
2h 08mnonstop
Frontier Logo
7:56 pm - 12:44 amSAT-PHX
5h 48m1 stop
$128Frontier
Find Deal
lun., dic. 8 - jue., dic. 11

Frontier flights from Phoenix to San Antonio

Our best Frontier deals on Phoenix to San Antonio flight tickets
Frontier
Dec 10
PHX7:43 pmPhoenix Sky Harbor Intl
16h 13m
1 stop
SAT12:56 pmSan Antonio
Dec 15
SAT12:03 pmSan Antonio
2h 34m
PHX1:37 pmPhoenix Sky Harbor Intl
$115
Find similar
Frontier
Dec 25
PHX6:15 amPhoenix Sky Harbor Intl
2h 08m
SAT9:23 amSan Antonio
Jan 1
SAT6:45 amSan Antonio
18h 44m
1 stop
PHX12:29 amPhoenix Sky Harbor Intl
$117
Find similar
Frontier
Dec 8
PHX8:00 amPhoenix Sky Harbor Intl
2h 08m
SAT11:08 amSan Antonio
Dec 8
SAT7:43 pmSan Antonio
6h 01m
1 stop
PHX12:44 amPhoenix Sky Harbor Intl
$120
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 noviembre 26, 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

mié. 12/10

7:43 pm-12:56 pm

1 stop16h 13m

San Antonio

lun. 12/15

12:03 pm-1:37 pm

Nonstop2h 34m

$115

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

jue. 12/25

6:15 am-9:23 am

Nonstop2h 08m

San Antonio

jue. 1/1

6:45 am-12:29 am

1 stop18h 44m

$117

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

lun. 12/8

8:00 am-11:08 am

Nonstop2h 08m

San Antonio

lun. 12/8

7:43 pm-12:44 am

1 stop6h 01m

$120

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

lun. 12/8

8:00 am-11:08 am

Nonstop2h 08m

San Antonio

jue. 12/11

7:56 pm-12:44 am

1 stop5h 48m

$121

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

lun. 12/8

8:00 am-11:08 am

Nonstop2h 08m

San Antonio

lun. 12/8

7:43 pm-12:44 am

1 stop6h 01m

$122

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

lun. 12/8

8:00 am-11:08 am

Nonstop2h 08m

San Antonio

lun. 12/8

7:43 pm-12:44 am

1 stop6h 01m

$123

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

lun. 12/8

8:00 am-11:08 am

Nonstop2h 08m

San Antonio

lun. 12/8

7:43 pm-12:44 am

1 stop6h 01m

$124

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

jue. 1/8

1:00 pm-4:08 pm

Nonstop2h 08m

San Antonio

dom. 1/11

10:13 am-8:06 am

1 stop22h 53m

$126

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

lun. 12/8

8:00 am-11:08 am

Nonstop2h 08m

San Antonio

jue. 12/11

7:56 pm-12:44 am

1 stop5h 48m

$127

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

lun. 12/8

8:00 am-11:08 am

Nonstop2h 08m

San Antonio

jue. 12/11

7:56 pm-12:44 am

1 stop5h 48m

$128

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 $342. 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 $419.

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 $331. 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 $397. 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 $326 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 $260 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 00m

Direct flights

Every day

Airports in San Antonio

1 airport
The fastest flight from Phoenix to San Antonio takes 2h 00m
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 00m.

  • 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 $79Free CancellationRating
5.8
3,099 reviews
Search Frontier flights
American AirlinesPriceFrom $171Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights
SouthwestPriceFrom $193Free CancellationRating
8.0
4,254 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
Boerne
Kerrville
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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