$149 Cheap Delta flights Phoenix (PHX) to San Antonio (SAT)

Apply the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines return flights from $230 from PHX to SAT. Affordable one-way options from $149 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the cheapest months to travel to San Antonio with Delta Air Lines. You could also find great prices on return and one-way tickets in September.

To find cheap Delta Air Lines fares from Sky Harbor Intl. Airport (PHX) to San Antonio Intl. Airport (SAT), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the price you pay. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Enter your dates, hit search and use the “Nonstop” filter on Expedia to find any direct flights from PHX to SAT with Delta Air Lines or another carrier.

Filter your results by “Morning” and “Early Morning” to see the earliest departures from PHX to SAT. Leaving early means you’re 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

San Antonio Intl. Airport (SAT) is the main San Antonio hub for Delta Air Lines flights from Sky Harbor Intl. Airport (PHX).

Traveling from PHX to SAT with Delta Air Lines comes with a range of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That’s in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

In most cases, you can cancel or reschedule your flight, although there may be a charge if you made your booking more than 24 hours ago. Want to keep your options open? Make use of our “Changes included” and “No cancel fee” filters to find flights that won’t penalize you if you have to revise your plans. To update your booking, go to “Trips,” select your flight and click on “Manage Booking” for more information.