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$19+ Cheap flights from Mesa, AZ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SAT
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheapflights Tip: The best prices from Mesa to San Antonio are usually found in October or August, booked 79 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Mesa to San Antonio

Keep the following information in mind while searching for Mesa to San Antonio flight deals. Data was last updated November 6, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$121
(Frontier)

One-way from

$19
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$346
Provider with most accurate pricing for Phoenix-San Antonio flight deals.
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Provider most trusted by Cheapflights users for Phoenix-San Antonio flights.
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From Mesa to San Antonio
Search Deals
One-way flight from Mesa to San Antonio
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Mesa to San Antonio

Cheapest flights from Mesa to San Antonio
Explore the most affordable flight options available from Mesa to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Frontier deal was found by Cheapflights users on 11/6. 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 11/2110:11 pmPHX - SAT
1 stop10h 59mFrontier
Mon 11/246:22 pmSAT - PHX
Nonstop2h 33mFrontier
Deal found 11/6$121
This Flightnetwork deal was found by Cheapflights users on 11/6. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:32 pmPHX - SAT
1 stop20h 39mFrontier
Fri 12/127:55 pmSAT - PHX
1 stop5h 49mFrontier
Deal found 11/6$124
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Tue 12/233:43 pmPHX - SAT
1 stop7h 34mFrontier
Thu 12/2510:18 amSAT - PHX
Nonstop2h 34mFrontier
Deal found 11/5$125
This Frontier deal was found by Cheapflights users on 11/5. 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.
Thu 11/207:00 amPHX - SAT
1 stop6h 28mFrontier
Mon 11/241:50 pmSAT - PHX
1 stop8h 48mFrontier
Deal found 11/5$127
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Sun 11/235:45 amPHX - SAT
Nonstop2h 07mMultiple Airlines
Tue 12/97:00 amSAT - PHX
1 stop10h 29mMultiple Airlines
Deal found 11/4$128
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Thu 12/117:00 amPHX - SAT
1 stop6h 11mMultiple Airlines
Wed 12/177:00 amSAT - PHX
1 stop10h 29mMultiple Airlines
Deal found 11/5$131
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Tue 12/2310:26 pmPHX - SAT
2 stops17h 35mFrontier
Tue 12/3010:18 amSAT - PHX
Nonstop2h 34mFrontier
Deal found 11/5$132
This Super.com deal was found by Cheapflights users on 11/6. 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 11/146:05 amPHX - SAT
Nonstop2h 09mFrontier
Mon 11/1710:04 amSAT - PHX
Nonstop2h 31mFrontier
Deal found 11/6$133
This Frontier deal was found by Cheapflights users on 11/6. 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 11/146:05 amPHX - SAT
Nonstop2h 09mFrontier
Sun 11/169:59 amSAT - PHX
Nonstop2h 31mFrontier
Deal found 11/6$134
This Frontier deal was found by Cheapflights users on 11/4. 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.
Thu 12/186:15 amPHX - SAT
Nonstop2h 08mFrontier
Sun 12/2110:18 amSAT - PHX
Nonstop2h 34mFrontier
Deal found 11/4$137
This CheapOair deal was found by Cheapflights users on 11/4. 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 11/2610:43 pmPHX - SAT
1 stop13h 40mFrontier
Mon 12/11:50 pmSAT - PHX
1 stop8h 48mFrontier
Deal found 11/4$138

Cheapflights Fare Finder

 
Customize your flight search to find flights from Mesa 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 2,558,603 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Mesa to San Antonio that are best for you.

Fly from

Mesa

Fly to

San Antonio

Route

Depart

Return

Price

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 12/11

6:40 pm-9:45 pm

Nonstop2h 05m

San Antonio

Wed 12/17

11:05 am-12:40 pm

Nonstop2h 35m

$139

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Wed 12/10

10:45 am-1:50 pm

Nonstop2h 05m

San Antonio

Sat 12/13

4:25 pm-6:00 pm

Nonstop2h 35m

$139

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Mon 12/8

2:00 pm-5:05 pm

Nonstop2h 05m

San Antonio

Sat 12/13

6:25 am-8:00 am

Nonstop2h 35m

$139

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Tue 12/2

7:00 am-10:05 am

Nonstop2h 05m

San Antonio

Tue 12/9

1:45 pm-3:20 pm

Nonstop2h 35m

$149

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Tue 12/2

7:00 am-10:05 am

Nonstop2h 05m

San Antonio

Fri 12/5

6:00 am-7:35 am

Nonstop2h 35m

$149

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Wed 11/26

2:20 pm-5:27 pm

Nonstop2h 07m

San Antonio

Sun 11/30

12:14 pm-8:19 am

1 stop21h 05m

$182

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Thu 12/4

4:35 pm-9:55 pm

1 stop4h 20m

San Antonio

Thu 12/11

11:05 am-12:40 pm

Nonstop2h 35m

$184

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Sat 1/17

6:55 am-1:48 pm

1 stop5h 53m

San Antonio

Tue 1/20

4:42 pm-11:31 pm

1 stop7h 49m

$197

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Mon 11/24

6:27 pm-12:35 am

1 stop5h 08m

San Antonio

Thu 11/27

12:45 pm-5:22 pm

1 stop5h 37m

$197

PhoenixSan Antonio

PHX - SAT

PHXSAT

Phoenix Sky Harbor Intl

Fri 12/5

5:22 pm-8:30 pm

Nonstop2h 08m

$28

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 19 results
1
2

Best time to book a flight from Mesa to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Mesa with our price prediction graph.
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 Mesa to San Antonio

How far ahead should I book a flight from Mesa to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Mesa to San Antonio. Price data was last updated on October 31, 2025.

To ensure you get the cheapest price possible for a flight from Mesa to San Antonio, you should look to book at least 79 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Mesa to San Antonio?

Currently, October is the cheapest month in which you can book a flight from Mesa to San Antonio (average of $85). Flying from Mesa to San Antonio in November is currently the most expensive (average of $122). 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 MS9 to SAT?

Find hourly flight availability from Mesa 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 November 6, 2025.

When flying from Mesa to San Antonio, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 29% versus a flight in the morning.

What is the cheapest day to fly from Mesa to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Mesa to San Antonio. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Mesa to San Antonio flight should consider departing on Saturday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Mesa to San Antonio

Explore weekly flight availability from Mesa 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 November 6, 2025.

The most flights from MS9 to SAT are scheduled on a Monday (14 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

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 November 6, 2025.
Read through reviews of airlines operating flights from Mesa to San Antonio, such as Southwest, American Airlines, and Spirit Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,040 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,122 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,116 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Mesa to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Antonio from Mesa?

    San Antonio (SAT) is the airport you will fly into if you book a flight from Mesa to San Antonio. You should not have trouble finding flights to San Antonio from Mesa; the airport handles an average of 11 inbound flights from Mesa per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the San Antonio airport from Mesa. It is only a 7.6 mi journey from San Antonio (SAT) to San Antonio’s city center.

  • How long is the flight from Mesa to San Antonio?

    Departing from Mesa to San Antonio will take you 2h 05m. Airlines will cover a distance of 840 mi. All flights are typically nonstop.

  • What are the most reliable airlines from Mesa to San Antonio?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Mesa to San Antonio on time: Frontier (100%), Southwest (72%), Alaska Airlines (69%).

  • What are the cheapest flights from Mesa to San Antonio?

    Looking for the cheapest flight from Mesa to San Antonio? While on average our users pay $208, our data indicates the cheapest price to be $29. The most popular route (Phoenix Sky Harbor Intl - San Antonio), is priced around $103.

  • Can I find deals for flights from Mesa to San Antonio that include hotel bookings?

    Yes. In addition to deals on Mesa to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Mesa to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Mesa to San Antonio.

  • Can I find deals for business class flights from Mesa to San Antonio?

    Yes. Cheapflights offers flight deals from Mesa to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Mesa to San Antonio?

    Currently, October is the cheapest month in which you can book a flight from Mesa to San Antonio (average of $85). Flying from Mesa to San Antonio in November is currently the most expensive (average of $122). 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.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

Browse thousands of different options on Cheapflights for your next trip

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Mesa to San Antonio

Discover the top 4 airlines that operate flights from Mesa 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 2,558,603 searches. Data last updated November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$100Average$219FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$139Average$272FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$184Average$387FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$199Average$367FlexibilityNo cancel feeOn-time63%

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