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Cheap flights from San Antonio to Phoenix from $70

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 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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
11:38 am - 4:24 pm
SAT
-
PHX
6h 46m
1 stop
Frontier Logo
6:50 am - 3:53 pm
PHX
-
SAT
7h 03m
1 stop
$159Frontier
Sat, Apr 11 - Wed, Apr 15
Frontier Logo
3:00 pm - 8:38 am
SAT
-
PHX
19h 38m
1 stop
Frontier Logo
9:24 pm - 6:59 pm
PHX
-
SAT
19h 35m
1 stop
$160Frontier
Fri, May 1 - Mon, May 4
Frontier Logo
6:45 am - 10:49 am
SAT
-
PHX
6h 04m
1 stop
Frontier Logo
9:24 pm - 12:19 am
PHX
-
SAT
24h 55m
1 stop
$161Frontier
Thu, Apr 9 - Sun, Apr 12
Frontier Logo
3:00 pm - 11:42 pm
SAT
-
PHX
10h 42m
1 stop
Frontier Logo
5:08 pm - 8:14 pm
PHX
-
SAT
25h 06m
1 stop
$162Frontier
Thu, Apr 30 - Mon, May 4
Frontier Logo
7:45 am - 11:45 am
SAT
-
PHX
6h 00m
1 stop
Frontier Logo
6:51 pm - 3:53 pm
PHX
-
SAT
19h 02m
1 stop
$166Frontier
Tue, Apr 7 - Tue, Apr 14
Frontier Logo
7:54 pm - 7:44 am
SAT
-
PHX
13h 50m
1 stop
Frontier Logo
11:00 am - 6:59 pm
PHX
-
SAT
5h 59m
1 stop
$168Frontier
Thu, May 14 - Tue, May 19
Frontier Logo
3:00 pm - 8:16 pm
SAT
-
PHX
7h 16m
1 stop
Frontier Logo
9:24 pm - 3:09 pm
PHX
-
SAT
15h 45m
1 stop
$169Frontier
Fri, Apr 17 - Fri, Apr 24
Frontier Logo
3:00 pm - 8:38 am
SAT
-
PHX
19h 38m
1 stop
Frontier Logo
6:53 pm - 6:59 pm
PHX
-
SAT
22h 06m
1 stop
$171Frontier
Fri, May 1 - Tue, May 5
Frontier Logo
3:00 pm - 11:42 pm
SAT
-
PHX
10h 42m
1 stop
Frontier Logo
4:29 pm - 6:59 pm
PHX
-
SAT
24h 30m
1 stop
$173Frontier
Fri, May 1 - Wed, May 13
Frontier Logo
8:59 pm - 11:23 am
SAT
-
PHX
16h 24m
1 stop
Frontier Logo
4:29 pm - 6:59 pm
PHX
-
SAT
24h 30m
1 stop
$178Frontier
Tue, May 5 - Tue, May 12

Frontier flights from San Antonio to Phoenix

Our best Frontier deals on San Antonio to Phoenix flight tickets
Frontier
Apr 11
SAT11:38 amSan Antonio
6h 46m
1 stop
PHX4:24 pmPhoenix Sky Harbor Intl
Apr 15
PHX6:50 amPhoenix Sky Harbor Intl
7h 03m
1 stop
SAT3:53 pmSan Antonio
$159
Frontier
Apr 5
SAT11:38 amSan Antonio
24h 35m
1 stop
PHX10:13 amPhoenix Sky Harbor Intl
Apr 12
PHX9:24 pmPhoenix Sky Harbor Intl
24h 55m
1 stop
SAT12:19 amSan Antonio
$160
Frontier
Apr 9
SAT6:45 amSan Antonio
6h 04m
1 stop
PHX10:49 amPhoenix Sky Harbor Intl
Apr 12
PHX9:24 pmPhoenix Sky Harbor Intl
24h 55m
1 stop
SAT12:19 amSan Antonio
$161

Southwest flights from San Antonio to Phoenix

Our best Southwest deals on San Antonio to Phoenix flight tickets
Southwest
Apr 21
SAT1:25 pmSan Antonio
2h 30m
PHX1:55 pmPhoenix Sky Harbor Intl
Apr 28
PHX6:00 pmPhoenix Sky Harbor Intl
2h 05m
SAT10:05 pmSan Antonio
$204
Southwest
Apr 21
SAT5:55 pmSan Antonio
3h 40m
1 stop
PHX7:35 pmPhoenix Sky Harbor Intl
Apr 28
PHX8:15 amPhoenix Sky Harbor Intl
2h 15m
SAT12:30 pmSan Antonio
$209

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 March 24, 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

Cheapest round-trip
Quickest round-trip

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Sat 4/11

11:38 am-4:24 pm

1 stop6h 46m

Phoenix Sky Harbor Intl

Wed 4/15

6:50 am-3:53 pm

1 stop7h 03m

$159

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 5/1

3:00 pm-8:38 am

1 stop19h 38m

Phoenix Sky Harbor Intl

Mon 5/4

9:24 pm-6:59 pm

1 stop19h 35m

$160

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Thu 4/9

6:45 am-10:49 am

1 stop6h 04m

Phoenix Sky Harbor Intl

Sun 4/12

9:24 pm-12:19 am

1 stop24h 55m

$161

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Thu 4/30

3:00 pm-11:42 pm

1 stop10h 42m

Phoenix Sky Harbor Intl

Mon 5/4

5:08 pm-8:14 pm

1 stop25h 06m

$162

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Tue 4/7

7:45 am-11:45 am

1 stop6h 00m

Phoenix Sky Harbor Intl

Tue 4/14

6:51 pm-3:53 pm

1 stop19h 02m

$166

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Thu 5/14

7:54 pm-7:44 am

1 stop13h 50m

Phoenix Sky Harbor Intl

Tue 5/19

11:00 am-6:59 pm

1 stop5h 59m

$168

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 4/17

3:00 pm-8:16 pm

1 stop7h 16m

Phoenix Sky Harbor Intl

Fri 4/24

9:24 pm-3:09 pm

1 stop15h 45m

$169

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 5/1

3:00 pm-8:38 am

1 stop19h 38m

Phoenix Sky Harbor Intl

Tue 5/5

6:53 pm-6:59 pm

1 stop22h 06m

$171

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 5/1

3:00 pm-11:42 pm

1 stop10h 42m

Phoenix Sky Harbor Intl

Wed 5/13

4:29 pm-6:59 pm

1 stop24h 30m

$173

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Tue 5/5

8:59 pm-11:23 am

1 stop16h 24m

Phoenix Sky Harbor Intl

Tue 5/12

4:29 pm-6:59 pm

1 stop24h 30m

$178

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 December, then departing from San Antonio during the month February is also very affordable. Most momondo users find prices during this month for around $224.

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 $358. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday 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 $399.

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 $339. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $391 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 $292 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 $222 on momondo.

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

There are 4 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 $55Free CancellationRating
5.7
3,020 reviews
Search Frontier flights
SouthwestPriceFrom $149Free CancellationRating
8.0
4,326 reviews
Search Southwest flights
American AirlinesPriceFrom $171Free CancellationRating
7.1
11,486 reviews
Search American Airlines flights
JetBluePriceFrom $173Free CancellationRating
7.2
2,906 reviews
Search JetBlue 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