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Cheap flights from San Antonio to Phoenix from $65

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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0 bags

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Find the cheapest flights from San Antonio to Phoenix (SAT-PHX)

Cheap round-trip flights

Frontier Logo
8:20 pm - 11:57 pmSAT-PHX
5h 37m1 stop
Frontier Logo
11:26 am - 7:15 pmPHX-SAT
5h 49m1 stop
$142Frontier
Find Deal
Mon, Sep 15 - Mon, Sep 22
Frontier Logo
2:01 pm - 7:34 pmSAT-PHX
7h 33m1 stop
Frontier Logo
8:37 am - 7:15 pmPHX-SAT
8h 38m1 stop
$143Frontier
Find Deal
Mon, Sep 8 - Thu, Sep 11
Frontier Logo
8:25 pm - 12:29 amSAT-PHX
5h 04m1 stop
Frontier Logo
9:34 am - 7:30 pmPHX-SAT
8h 56m1 stop
$144Frontier
Find Deal
Fri, Nov 14 - Mon, Nov 17
Southwest Logo
6:30 pm - 10:40 pmSAT-PHX
5h 10m1 stop
Southwest Logo
7:55 pm - 11:00 pmPHX-SAT
2h 05mnonstop
$149Southwest
Find Deal
Mon, Nov 3 - Fri, Nov 7
Southwest Logo
7:30 pm - 7:50 pmSAT-PHX
2h 20mnonstop
Southwest Logo
7:35 am - 11:45 amPHX-SAT
2h 10mnonstop
$157Southwest
Find Deal
Tue, Oct 14 - Wed, Oct 15
American Airlines Logo
6:55 pm - 7:23 pmSAT-PHX
2h 28mnonstop
American Airlines Logo
7:20 pm - 11:27 pmPHX-SAT
2h 07mnonstop
$173American Airlines
Find Deal
Mon, Oct 6 - Thu, Oct 9
American Airlines Logo
2:58 pm - 3:26 pmSAT-PHX
2h 28mnonstop
American Airlines Logo
3:30 pm - 7:39 pmPHX-SAT
2h 09mnonstop
$177American Airlines
Find Deal
Wed, Oct 8 - Sat, Oct 11
Logo
9:47 pm - 10:21 pmSAT-PHX
26h 34m1 stop
Logo
1:03 pm - 2:00 pmPHX-SAT
22h 57m1 stop
$210
Find Deal
Tue, Sep 30 - Tue, Oct 7
United Airlines Logo
5:58 pm - 9:02 pmSAT-PHX
5h 04m1 stop
United Airlines Logo
12:16 pm - 7:30 pmPHX-SAT
5h 14m1 stop
$212United Airlines
Find Deal
Wed, Sep 24 - Wed, Oct 1
United Airlines Logo
5:58 pm - 12:15 amSAT-PHX
8h 17m2 stops
United Airlines Logo
12:16 pm - 7:30 pmPHX-SAT
5h 14m1 stop
$218United Airlines
Find Deal
Wed, Sep 24 - Wed, Oct 1

Frontier flights from San Antonio to Phoenix Sky Harbor Intl Airport

Our best Frontier deals on San Antonio to Phoenix Sky Harbor Intl Airport flight tickets
Frontier
Sep 15
SAT8:20 pmSan Antonio
5h 37m
1 stop
PHX11:57 pmPhoenix Sky Harbor Intl
Sep 22
PHX11:26 amPhoenix Sky Harbor Intl
5h 49m
1 stop
SAT7:15 pmSan Antonio
$142
Find similar
Frontier
Sep 8
SAT2:01 pmSan Antonio
7h 33m
1 stop
PHX7:34 pmPhoenix Sky Harbor Intl
Sep 11
PHX8:37 amPhoenix Sky Harbor Intl
8h 38m
1 stop
SAT7:15 pmSan Antonio
$143
Find similar
Frontier
Nov 14
SAT8:25 pmSan Antonio
5h 04m
1 stop
PHX12:29 amPhoenix Sky Harbor Intl
Nov 17
PHX9:34 amPhoenix Sky Harbor Intl
8h 56m
1 stop
SAT7:30 pmSan Antonio
$144
Find similar

American Airlines flights from San Antonio to Phoenix Sky Harbor Intl Airport

Our best American Airlines deals on San Antonio to Phoenix Sky Harbor Intl Airport flight tickets
American Airlines
Oct 6
SAT6:55 pmSan Antonio
2h 28m
PHX7:23 pmPhoenix Sky Harbor Intl
Oct 9
PHX7:20 pmPhoenix Sky Harbor Intl
2h 07m
SAT11:27 pmSan Antonio
$173
Find similar
American Airlines
Oct 8
SAT2:58 pmSan Antonio
2h 28m
PHX3:26 pmPhoenix Sky Harbor Intl
Oct 11
PHX3:30 pmPhoenix Sky Harbor Intl
2h 09m
SAT7:39 pmSan Antonio
$177
Find similar
American Airlines
Sep 15
SAT2:52 pmSan Antonio
2h 26m
PHX3:18 pmPhoenix Sky Harbor Intl
Sep 18
PHX7:00 pmPhoenix Sky Harbor Intl
2h 12m
SAT11:12 pmSan Antonio
$183
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Phoenix Sky Harbor Intl Airport 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 August 27, 2025.
Use the filters below to find and compare flights from San Antonio to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Mon 9/15

8:20 pm-11:57 pm

1 stop5h 37m

Phoenix Sky Harbor Intl

Mon 9/22

11:26 am-7:15 pm

1 stop5h 49m

$142

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Mon 9/8

2:01 pm-7:34 pm

1 stop7h 33m

Phoenix Sky Harbor Intl

Thu 9/11

8:37 am-7:15 pm

1 stop8h 38m

$143

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Fri 11/14

8:25 pm-12:29 am

1 stop5h 04m

Phoenix Sky Harbor Intl

Mon 11/17

9:34 am-7:30 pm

1 stop8h 56m

$144

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Mon 11/3

6:30 pm-10:40 pm

1 stop5h 10m

Phoenix Sky Harbor Intl

Fri 11/7

7:55 pm-11:00 pm

Nonstop2h 05m

$149

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Tue 10/14

7:30 pm-7:50 pm

Nonstop2h 20m

Phoenix Sky Harbor Intl

Wed 10/15

7:35 am-11:45 am

Nonstop2h 10m

$157

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Mon 10/6

6:55 pm-7:23 pm

Nonstop2h 28m

Phoenix Sky Harbor Intl

Thu 10/9

7:20 pm-11:27 pm

Nonstop2h 07m

$173

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Wed 10/8

2:58 pm-3:26 pm

Nonstop2h 28m

Phoenix Sky Harbor Intl

Sat 10/11

3:30 pm-7:39 pm

Nonstop2h 09m

$177

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Tue 9/30

9:47 pm-10:21 pm

1 stop26h 34m

Phoenix Sky Harbor Intl

Tue 10/7

1:03 pm-2:00 pm

1 stop22h 57m

$210

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Wed 9/24

5:58 pm-9:02 pm

1 stop5h 04m

Phoenix Sky Harbor Intl

Wed 10/1

12:16 pm-7:30 pm

1 stop5h 14m

$212

San AntonioPhoenix

SAT - PHX

SATPHX

San Antonio

Wed 9/24

5:58 pm-12:15 am

2 stops8h 17m

Phoenix Sky Harbor Intl

Wed 10/1

12:16 pm-7:30 pm

1 stop5h 14m

$218

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 Sky Harbor Intl Airport

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 Sky Harbor Intl Airport?

In general, September is the cheapest month to fly from San Antonio to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $239. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of September, then departing from San Antonio during the month August is also very affordable. Most momondo users find prices during this month for around $323.

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from San Antonio is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $383. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $449. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

In the evening is the cheapest time of day to fly from San Antonio to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $380. Flying to Phoenix Sky Harbor Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $426. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Antonio to Phoenix Sky Harbor Intl flight route?

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

How far in advance should I book a flight to Phoenix Sky Harbor Intl Airport?

You are more likely to see cheaper flights to Phoenix Sky Harbor Intl Airport from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix Sky Harbor Intl Airport for around $356 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix Sky Harbor Intl Airport from San Antonio for as low as $218 on momondo.

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

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

Can stopping save me money on San Antonio to Phoenix Sky Harbor Intl Airport flights?

No. A direct flight is the cheapest option for a flight between San Antonio to Phoenix Sky Harbor Intl Airport.

How have San Antonio to Phoenix Sky Harbor Intl Airport flight prices changed over time?

As of August 2025, prices for San Antonio to Phoenix Sky Harbor Intl Airport flights are approximately 19% more expensive when compared to flights at the same time last year.

When to book flights from San Antonio to Phoenix Sky Harbor Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Phoenix Sky Harbor Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Phoenix Sky Harbor Intl Airport (SAT to PHX) flight deals and tips

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

Best Price Found

$149

Fastest flight time

2h 20m

Direct flights

Every day
The best one-way flight to Phoenix Sky Harbor Intl Airport from San Antonio in the past 72 hours is $149. The best round-trip flight deal from San Antonio to Phoenix Sky Harbor Intl Airport found on momondo in the last 72 hours is $296.
The fastest flight from San Antonio to Phoenix Sky Harbor Intl Airport takes 2h 20m
Direct flights go from San Antonio to Phoenix Sky Harbor Intl Airport every day.
Search flight deals

  • How far is San Antonio to Phoenix Sky Harbor Intl by plane?

    Phoenix Sky Harbor Intl is 841.6 mi away from San Antonio. Flights usually cover this in 2h 20m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    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 Sky Harbor Intl Airport.

  • What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

    The necessary travel and health documents for your Phoenix Sky Harbor Intl Airport 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.

  • What is the most popular plane model from San Antonio to Phoenix Sky Harbor Intl Airport?

  • What is the most popular airline from San Antonio to Phoenix Sky Harbor Intl Airport?

Best airlines flying from San Antonio to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from San Antonio to Phoenix Sky Harbor Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $100Free CancellationRating
5.8
3,202 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $136Free CancellationRating
6.3
8,030 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $242Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $256Free CancellationRating
8.0
4,241 reviews
Search Southwest flights

  • Southwest Flights From San Antonio to Phoenix Sky Harbor Intl Airport

    Southwest flight deals from San Antonio to Phoenix Sky Harbor Intl Airport start from $256 round-trip. Over the 23 Southwest flights for this route in a normal week, average airfare is usually $374 round-trip - but some users have found much cheaper deals with momondo.

  • American Airlines Flights From San Antonio to Phoenix Sky Harbor Intl Airport

    American Airlines is also a popular choice for this route. American Airlines flight deals for San Antonio to Phoenix Sky Harbor Intl Airport start from as low as $242 round-trip, depending on your selected dates, with average American Airlines deals seen on momondo around $397. American Airlines operates 5 flights to Phoenix Sky Harbor Intl Airport from San Antonio in an average week. Users have rated it 7.2/10 across 10,000 reviews.

Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Scottsdale
Mesa
Tempe
Glendale
Chandler
Gilbert
Peoria
Surprise
Casa Grande
Buckeye
Wickenburg
Goodyear
Payson
Apache Junction
Paradise Valley
Avondale
Camp Verde
Fountain Hills
Cave Creek
Litchfield Park

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for San Antonio to Phoenix flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Phoenix from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Phoenix from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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