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Find cheap one-way flights from Phoenix to San Antonio starting at US$58.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Phoenix to San Antonio?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Phoenix to San Antonio

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Spirit Airlines
From US$58
Frontier Airlines
From US$61
American Airlines
From US$90
Delta Air Lines
From US$99
Southwest Airlines
From US$108
United Airlines
From US$124
Alaska Airlines
From US$156
ANA airlines

Find more flights and airlines

Find cheap flights from Phoenix to San Antonio by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Phoenix to San Antonio.

  • Cheapest
    Spirit Airlines
    PHX
    11:25
    4h 46m
    1 transfer
    SAT
    18:11
    Sky Harbor International Airport - San Antonio International Airport
    Sat, Apr 20Spirit Airlines
    US$58
  • Allegiant Air
    AZA
    08:10
    7h 37m
    2 transfer
    SAT
    17:47
    Phoenix-Mesa Gateway Airport - San Antonio International Airport
    Fri, Apr 12Allegiant Air
    US$300
  • Allegiant Air
    AZA
    08:10
    7h 37m
    2 transfer
    SAT
    17:47
    Phoenix-Mesa Gateway Airport - San Antonio International Airport
    Fri, Apr 12Allegiant Air
    US$300
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Phoenix (PHX) to San Antonio (SAT) the cheapest?

    Airlines adjust prices for flights from Phoenix to San Antonio based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Phoenix (PHX) to San Antonio (SAT) cost?

    According to Trip.com's data, the lowest price is around $356.
  • How long does it take to fly from Phoenix (PHX) to San Antonio (SAT) and what is the distance?

    It takes around 2 hours 17 minutes to fly from Phoenix (PHX) to San Antonio (SAT).
  • What is the transportation method from the main airport to downtown in San Antonio?

    • The distance from San Antonio International Airport to downtown is about 12km. It takes about 30 minutes by taxi.
  • What are the most popular airlines that fly from Phoenix (PHX) to San Antonio (SAT)?

    Airlines with flights from Phoenix (PHX) to San Antonio (SAT): American Airlines, Southwest Airlines, Alaska Airlines and United Airlines.

Phoenix to San Antonio Flight Information

Cheapest nonstop flight price

$57

Cheapest round-trip ticket price

$181

Off-season for travel

February

Peak season for travel

September