Cheap flights from San Antonio to Phoenix from $81

If you are unable to visit Phoenix during the month of February, then departing from San Antonio during the month December is also very affordable. Most momondo users find prices during this month for around $230.

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 $386. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday 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 $491.

The cheapest time of day to fly to Phoenix is at noon when flights can be purchased for as low as $377. In the evening is when there is more demand to fly to Phoenix, so prices are often more expensive at around $427 per ticket.

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

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 $316 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 $269 on momondo.

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.

Southwest is the most popular carrier operating from San Antonio to Phoenix

American Airlines, Frontier and Southwest are the top three most popular airlines that fly to Phoenix from San Antonio according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Phoenix. Keep in mind that there are 6 different airlines that fly to Phoenix on a routine basis, so you have a few additional options to choose from.

The number of flights available between San Antonio and Phoenix is 2 per day as of October 2026. The most frequent departure time is 3:00PM, with 54% of daily flights leaving in the afternoon.

As of October 2026, 17 flights take off from San Antonio and land in Phoenix each week. The most common flight departure day for this route is Wed, with 53% of weekly flights taking off on this day.