$84+ Cheap flights from Phoenix to San Antonio (SAT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SAT
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Find cheap flights from Phoenix to San Antonio with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Phoenix to San Antonio are usually found in December or October, booked 42 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday
Cheap flight deals from Phoenix to San Antonio
Cheapest
Best
Last-minute
One-way
Cheapest flights from Phoenix to San AntonioExplore the most affordable flight options available from Phoenix to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
Explore the most affordable flight options available from Phoenix to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:23 pm -
1 stop16h 21m
Mon 9/149:50 pm -
1 stop23h 13m
Deal found 8/17![Frontier logo]()
$168
This Super.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:48 pm -
1 stop24h 43m
Wed 9/93:19 pm -
1 stop5h 44m
Deal found 8/15![Frontier logo]()
$175
This CheapOair deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:42 pm -
1 stop19h 30m
Mon 11/212:43 pm -
1 stop6h 07m
Deal found 8/18![Frontier logo]()
$178
This Trip.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:48 pm -
1 stop24h 43m
Tue 9/88:26 pm -
1 stop5h 13m
Deal found 8/15![Frontier logo]()
$182
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:21 pm -
1 stop26h 04m
Mon 9/288:20 pm -
1 stop13h 40m
Deal found 8/17![Frontier logo]()
$184
This CheapOair deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:49 pm -
1 stop5h 00m
Mon 10/191:10 pm -
1 stop12h 08m
Deal found 8/19![Frontier logo]()
$194
This Expedia deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:49 pm -
1 stop21h 03m
Tue 10/138:21 pm -
1 stop20h 52m
Deal found 8/19![Frontier logo]()
$200
This Expedia deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:25 am -
1 stop11h 00m
Thu 10/88:21 pm -
1 stop23h 00m
Deal found 8/18![Frontier logo]()
$206
This Frontier deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:15 am -
1 stop8h 10m
Tue 9/223:19 pm -
1 stop5h 44m
Deal found 8/20![Frontier logo]()
$208
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:24 pm -
1 stop16h 56m
Fri 9/2512:39 pm -
1 stop5h 39m
Deal found 8/20![Frontier logo]()
$212
Best flights from Phoenix to San AntonioDiscover carefully curated flight deals from Phoenix to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
Discover carefully curated flight deals from Phoenix to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
This Trip.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:48 pm -
1 stop24h 43m
Tue 9/88:26 pm -
1 stop5h 13m
Deal found 8/15![Frontier logo]()
$182
This Southwest deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:15 am -
Nonstop2h 10m
Mon 9/147:50 pm -
Nonstop2h 20m
Deal found 8/16![Southwest logo]()
$247
This American Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:59 am -
Nonstop2h 22m
Tue 9/83:43 pm -
Nonstop2h 23m
Deal found 8/15![American Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:45 am -
1 stop5h 55m
Mon 9/216:01 pm -
1 stop7h 55m
Deal found 8/16![Delta logo]()
$267
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/132:50 pm -
2 stops7h 01m
Mon 11/165:57 pm -
1 stop5h 18m
Deal found 8/17![United Airlines logo]()
$288
This Southwest deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:15 pm -
Nonstop2h 05m
Wed 10/216:30 pm -
1 stop3h 25m
Deal found 8/18![Southwest logo]()
$253
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:40 am -
1 stop6h 00m
Mon 9/217:50 pm -
Nonstop2h 20m
Deal found 8/19![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:15 pm -
Nonstop2h 15m
Mon 9/282:55 pm -
Nonstop2h 20m
Deal found 8/17![Southwest logo]()
$263
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 am -
2 stops7h 43m
Thu 9/105:59 pm -
1 stop4h 54m
Deal found 8/20![United Airlines logo]()
$348
This Southwest deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:15 pm -
Nonstop2h 05m
Sun 11/18:00 pm -
Nonstop2h 30m
Deal found 8/18![Southwest logo]()
$338
Last-minute flights from Phoenix to San AntonioDiscover last-minute flight deals from Phoenix to San Antonio. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Phoenix to San Antonio. Data last updated August 21, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:23 pm -
1 stop16h 21m
Mon 9/149:50 pm -
1 stop23h 13m
Deal found 8/17![Frontier logo]()
$168
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:15 am -
1 stop8h 10m
Sun 9/138:20 pm -
1 stop25h 31m
Deal found 8/17![Frontier logo]()
$215
This Frontier deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:15 am -
1 stop8h 10m
Tue 9/223:19 pm -
1 stop5h 44m
Deal found 8/20![Frontier logo]()
$208
This Frontier deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:15 am -
1 stop8h 10m
Fri 9/188:20 pm -
1 stop5h 23m
Deal found 8/20![Frontier logo]()
$224
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:23 pm -
1 stop16h 21m
Thu 9/2412:39 pm -
1 stop12h 08m
Deal found 8/17![Frontier logo]()
$234
This Expedia deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:23 pm -
1 stop18h 25m
Sun 9/208:20 pm -
1 stop13h 40m
Deal found 8/16![Frontier logo]()
$231
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:24 pm -
1 stop16h 56m
Fri 9/2512:39 pm -
1 stop5h 39m
Deal found 8/20![Frontier logo]()
$212
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:24 pm -
1 stop16h 56m
Wed 9/238:20 pm -
1 stop5h 23m
Deal found 8/20![Frontier logo]()
$219
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:21 pm -
1 stop26h 04m
Mon 9/288:20 pm -
1 stop13h 40m
Deal found 8/17![Frontier logo]()
$184
One-way flights from Phoenix to San AntonioSearch for one-way flight options from Phoenix to San Antonio. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
Search for one-way flight options from Phoenix to San Antonio. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This Priceline deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:12 pm -
1 stop8h 56m
Deal found 8/16![Frontier logo]()
$84
This Super.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:57 pm -
1 stop22h 34m
Deal found 8/16![Frontier logo]()
$89
This Frontier deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:15 am -
1 stop11h 11m
Deal found 8/17![Frontier logo]()
$90
This Super.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:49 pm -
1 stop5h 00m
Deal found 8/17![Frontier logo]()
$100
This Frontier deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:12 pm -
1 stop8h 56m
Deal found 8/20![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:00 am -
1 stop11h 03m
Deal found 8/17![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:15 am -
1 stop8h 10m
Deal found 8/20![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:09 am -
1 stop8h 16m
Deal found 8/19![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:56 pm -
1 stop20h 29m
Deal found 8/19![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:56 pm -
1 stop20h 29m
Deal found 8/20![Frontier logo]()
$119
Find flight deals from Phoenix to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 21, 2026.
Round-trip from | $168 (Expedia) |
|---|---|
One-way from | $84 (Priceline) |
Popular in | June |
Cheapest in | December |
Average price | $262 |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated August 21, 2026.
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
Cheapest round-trip
PhoenixSan Antonio
PHX Phoenix Sky Harbor Intl - SAT San Antonio
PHXSAT
Phoenix Sky Harbor Intl
Sat 9/5
4:48 pm-7:31 pm
1 stop24h 43m
San Antonio
Tue 9/8
8:26 pm-11:39 pm
1 stop5h 13m
$182
Quickest round-trip
PhoenixSan Antonio
PHX Phoenix Sky Harbor Intl - SAT San Antonio
PHXSAT
Phoenix Sky Harbor Intl
Thu 9/10
6:15 am-10:25 am
Nonstop2h 10m
San Antonio
Mon 9/14
7:50 pm-8:10 pm
Nonstop2h 20m
$247
PhoenixSan Antonio
PHX Phoenix Sky Harbor Intl - SAT San Antonio
PHXSAT
Phoenix Sky Harbor Intl
Sat 9/5
8:59 am-1:21 pm
Nonstop2h 22m
San Antonio
Tue 9/8
3:43 pm-4:06 pm
Nonstop2h 23m
$247
PhoenixSan Antonio
PHX Phoenix Sky Harbor Intl - SAT San Antonio
PHXSAT
Phoenix Sky Harbor Intl
Sat 10/17
4:15 pm-8:20 pm
Nonstop2h 05m
San Antonio
Wed 10/21
6:30 pm-7:55 pm
1 stop3h 25m
$253
PhoenixSan Antonio
PHX Phoenix Sky Harbor Intl - SAT San Antonio
PHXSAT
Phoenix Sky Harbor Intl
Thu 9/17
5:40 am-1:40 pm
1 stop6h 00m
San Antonio
Mon 9/21
7:50 pm-8:10 pm
Nonstop2h 20m
$257
PhoenixSan Antonio
PHX Phoenix Sky Harbor Intl - SAT San Antonio
PHXSAT
Phoenix Sky Harbor Intl
Fri 9/25
7:15 pm-11:30 pm
Nonstop2h 15m
San Antonio
Mon 9/28
2:55 pm-3:15 pm
Nonstop2h 20m
$263
PhoenixSan Antonio
PHX Phoenix Sky Harbor Intl - SAT San Antonio
PHXSAT
Phoenix Sky Harbor Intl
Thu 9/17
5:45 am-1:40 pm
1 stop5h 55m
San Antonio
Mon 9/21
6:01 pm-11:56 pm
1 stop7h 55m
$267
PhoenixSan Antonio
PHX Phoenix Sky Harbor Intl - SAT San Antonio
PHXSAT
Phoenix Sky Harbor Intl
Fri 11/13
2:50 pm-10:51 pm
2 stops7h 01m
San Antonio
Mon 11/16
5:57 pm-10:15 pm
1 stop5h 18m
$288
PhoenixSan Antonio
PHX Phoenix Sky Harbor Intl - SAT San Antonio
PHXSAT
Phoenix Sky Harbor Intl
Fri 10/30
3:15 pm-7:20 pm
Nonstop2h 05m
San Antonio
Sun 11/1
8:00 pm-9:30 pm
Nonstop2h 30m
$338
PhoenixSan Antonio
PHX Phoenix Sky Harbor Intl - SAT San Antonio
PHXSAT
Phoenix Sky Harbor Intl
Sun 9/6
6:00 am-3:43 pm
2 stops7h 43m
San Antonio
Thu 9/10
5:59 pm-8:53 pm
1 stop4h 54m
$348
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Phoenix to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Phoenix with our price prediction graph.
PH1-SAT
PHX-SAT
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Phoenix to San Antonio
PH1-SAT
PHX-SAT
What is the cheapest month to book a flight from Phoenix to San Antonio?
Currently, December is the cheapest month in which you can book a flight from Phoenix to San Antonio (average of $170). Flying from Phoenix to San Antonio in June is currently the most expensive (average of $378). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PHX to SAT?
Find hourly flight availability from Phoenix to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 21, 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 16% on flights from Phoenix to San Antonio by exploring options for tickets at noon.
Weekly flight availability from Phoenix to San Antonio
Explore weekly flight availability from Phoenix to San Antonio. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 21, 2026.
The most flights from PH1 to SAT are scheduled on a Tuesday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Phoenix to San Antonio?
Airfare is below average for this route at the moment.
Phoenix to San Antonio flights typically cost between $240 and $354 in September.The cheapest round-trip price found within the last 5 days was $168 on Frontier (Sep 10-Sep 14).
How far ahead should I book a flight from Phoenix to San Antonio?
Booking 20 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix to San Antonio. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Phoenix to San Antonio?
Use this chart to determine the cheapest time to fly round-trip from Phoenix to San Antonio. Price data was last updated on August 15, 2026.
Travelers seeking maximum savings on their Phoenix to San Antonio flight should consider departing on Saturday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing San Antonio
Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated August 21, 2026.
See what other customers who have flown with Southwest,American Airlines, andFrontier from Phoenix to San Antonio have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Phoenix to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Find flights from Phoenix to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Phoenix and San Antonio flights
Browse other Phoenix and San Antonio flight options. Last updated on August 21, 2026.
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Other flights to San Antonio
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 21, 2026.
Top 3 airlines flying from Phoenix to San Antonio
Discover the top 3 airlines that operate flights from Phoenix to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$83 | Average$228 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$159 | Average$322 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$160 | Average$330 | FlexibilityNo cancel fee | On-time71% |