To San Antonio

Cheap Flights from Phoenix to San Antonio

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Deals from

Phoenix

RatePunk searches hundreds of travel sites at once for deals on flights to San Antonio

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Phoenix to San Antonio

Explore current cheapest deals departing from Phoenix to San Antonio

Round trip

Sort by: Cheapest

September 29 - September 30

Cheapest

Best

PHX - San Antonio

$276

$205

Round trip

August 19 - September 2

PHX - San Antonio

$249

$210

Round trip

August 18 - September 2

Earliest

PHX - San Antonio

$244

$210

Round trip

August 18 - September 1

Earliest

PHX - San Antonio

$248

$210

Round trip

August 26 - September 8

PHX - San Antonio

$249

$210

Round trip

August 19 - September 1

PHX - San Antonio

$249

$210

Round trip

August 18 - September 8

Earliest

PHX - San Antonio

$238

$210

Round trip

August 19 - September 8

PHX - San Antonio

$239

$210

Round trip

August 25 - September 8

PHX - San Antonio

$249

$210

Round trip

August 25 - September 2

PHX - San Antonio

$267

$211

Round trip

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Route Intelligence — 486,190 Searches this Week

Insights for flights from Phoenix to San Antonio

The journey from Phoenix to San Antonio covers a distance of 1354 kilometers, classifying it as a short-haul flight. Right now, fares to San Antonio from Phoenix are below the typical level, with recent prices typically ranging from $134–$351 and a median of $253. Approximately 28% of current fares are considered a good price, and new deals appear almost daily.

When looking for cheap flights from Phoenix to San Antonio, the data indicates that May is the cheapest month to fly, with a median fare of $122. Following closely, March also offers competitive pricing, with a median of $131. November is another favorable month, showing a median fare of $156.

A typical journey from Phoenix to San Antonio takes approximately 9h 15m, including connections. This duration reflects that most itineraries for this route connect at least once, with the median number of stopovers for connecting flights being 2. Only a small percentage of recent fares, specifically 5.7%, are for direct flights from Phoenix to San Antonio.

How much is a round trip from Phoenix to San Antonio

Regular price: $187 - $347

Prices for flights from Phoenix to San Antonio are currently within the regular range.

The regular price range for flights from Phoenix to San Antonio is between $187 and $347. The current lowest deal is $205 with Southwest Airlines, for travel from Sep 29-Sep 30.

now $205

Low $187

High $347

The cheapest time to fly from Phoenix to San Antonio

The cheapest month to fly from Phoenix to San Antonio is May, with a median price of $122. The most expensive month is January, with a median price of $419. Prices are generally lower from March to December.

May

Cheapest

Flights from $122

January

Most Expensive

Flights from $419

Jan

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Phoenix to San Antonio

Southwest Airlines

Last-minute flights going from Phoenix to San Antonio

Wed, Jun 17

⌛ Last-Minute

PHX - San Antonio

Phoenix (PHX) - San Antonio (SAT)

Frontier Airlines

$435

$350

One-way

Thu, Jun 18

⌛ Last-Minute

PHX - San Antonio

Phoenix (PHX) - San Antonio (SAT)

Frontier Airlines

$430

$352

One-way

Fri, Jun 19

⌛ Last-Minute

PHX - San Antonio

Phoenix (PHX) - San Antonio (SAT)

Frontier Airlines

$427

$352

One-way

Sat, Jun 20

⌛ Last-Minute

PHX - San Antonio

Phoenix (PHX) - San Antonio (SAT)

Frontier Airlines

$432

$349

One-way

Sat, Jun 20

⌛ Last-Minute

PHX - San Antonio

Phoenix (PHX) - San Antonio (SAT)

Frontier Airlines

$431

$350

One-way

Sat, Jun 27

⌛ Last-Minute

PHX - San Antonio

Phoenix (PHX) - San Antonio (SAT)

Frontier Airlines

$355

$309

One-way

Biggest price drops on these dates for flights from Phoenix to San Antonio

1 night

Sep 1 - Sep 2

$403 → $211

48%

7 nights

Sep 1 - Sep 8

$391 → $211

46%

3 nights

Sep 25 - Sep 28

$423 → $243

43%

6 nights

Sep 2 - Sep 8

$390 → $211

46%

Popular Airports to fly from Phoenix to San Antonio

Phoenix - San Antonio route insights

💸 Price insights

Recent fares are below the typical level

Recent fares for Phoenix to San Antonio are below the typical level, with 28% good prices.

📅 Best time to fly

May is historically cheapest at $122

Historically, May is the cheapest month to fly from Phoenix to San Antonio, with a median price of $122.

⏱️ Flight duration

Connecting flights average 9h 15m

The median flight duration for connecting flights from Phoenix to San Antonio is 9 hours 15 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Only 5.7% of recent deals are direct, making connecting flights dominant for this route.

🏆 Airline highlight

Southwest Airlines offers direct flights

Southwest Airlines is one of the carriers that historically offers direct flights on this route.

🎯 Booking tip

Deals appear frequently

Deals for flights from Phoenix to San Antonio appear frequently, about once per day.

Phoenix main airports to depart from

Phoenix Sky Harbor International (PHX)

Cheapest

Phoenix Sky Harbor International Airport is a convenient departure point for flights from Phoenix to San Antonio.

📍 ~6 km from Phoenix city center (reachable by car or bus)

💸 Flights from ~$205

Phoenix–Mesa Gateway (AZA)

Phoenix–Mesa Gateway Airport offers an alternative departure option for your trip from Phoenix to San Antonio.

📍 ~40 km from Phoenix city center (reachable by car or bus)

💸 Flights from ~$398

San Antonio main airports to arrive at

San Antonio International (SAT)

Cheapest

San Antonio International Airport is ideal for direct access to San Antonio and surrounding attractions.

📍 ~15 km from city center (reachable by car)

💸 Flights from ~$205

Airports nearby San Antonio used as alternative

Austin–Bergstrom International (AUS)

Cheapest

Consider Austin–Bergstrom International for significantly more direct flight options to the San Antonio area.

📍 ~125 km from San Antonio (reachable by car)

💸 Flights from ~$131

Corpus Christi International (CRP)

Corpus Christi International offers additional options for travelers heading towards the Gulf Coast.

📍 ~200 km from San Antonio (reachable by car)

💸 Flights from ~$265

Laredo International (LRD)

Laredo International provides reliable domestic service within the US, a straightforward drive south via I-35.

📍 ~240 km from San Antonio (reachable by car)

💸 Flights from ~$229

Killeen–Fort Hood Regional (GRK)

Killeen–Fort Hood Regional is an alternative for travelers on the north side of San Antonio.

📍 ~150 km from San Antonio (reachable by car)

💸 Flights from ~$440

Victoria Regional (VCT)

Victoria Regional is geographically closer than some other regional options, but with extremely limited commercial service.

📍 ~170 km from San Antonio (reachable by car)

💸 Flights from ~$298

Business & First Class Flight Deals to San Antonio

San Antonio, United States

37% AI deal score

$2,389

From PHX

Elite

Jul 25

San Antonio, United States

37% AI deal score

$2,390

Frequently Asked Questions About Flights to San Antonio

Historically, the optimal booking window for flights from Phoenix to San Antonio is typically 14-27 days before departure. During this period, the average price observed was $175. Booking within 0-6 days of departure saw an average price of $235, while waiting until 7-13 days out resulted in an average price of $253. Conversely, booking 28-59 days or 60+ days in advance typically showed higher average prices, at $335 and $329 respectively.

Across the trailing quarter, a good price for a flight from Phoenix to San Antonio was considered to be $134 or less. The median price for this route during the same period was $253. Approximately 75% of prices observed were $351 or less, indicating that prices above this threshold are less common.

Historically, May has been the cheapest month to fly from Phoenix to San Antonio, with a median price of $122. March also offered favorable prices, with a median of $131. The annual median price for this route across the trailing 270 days was $253, making these months significantly more affordable than the overall average.

Related routes

Consider alternative routes from Phoenix

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Cheap Flights from Phoenix to San Antonio

Today’s best flight deals from Phoenix to San Antonio

Unlock all 500+ flight deals to San Antonio and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Phoenix to San Antonio

How much is a round trip from Phoenix to San Antonio

The cheapest time to fly from Phoenix to San Antonio

Direct flights from Phoenix to San Antonio

Last-minute flights going from Phoenix to San Antonio

Biggest price drops on these dates for flights from Phoenix to San Antonio

Popular Airports to fly from Phoenix to San Antonio

Phoenix - San Antonio route insights

Recent fares are below the typical level

May is historically cheapest at $122

Connecting flights average 9h 15m

Connecting flights are dominant

Southwest Airlines offers direct flights

Deals appear frequently

Phoenix main airports to depart from

San Antonio main airports to arrive at

Airports nearby San Antonio used as alternative

Business & First Class Flight Deals to San Antonio

Best Elite deals to San Antonio

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Frequently Asked Questions About Flights to San Antonio

When should I buy Phoenix to San Antonio tickets?

When should I buy Phoenix to San Antonio tickets?

How much should a flight from Phoenix to San Antonio cost?

How much should a flight from Phoenix to San Antonio cost?

What's the best month to fly from Phoenix to San Antonio?