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$131+ Cheap flights from Cancún (CUN) 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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — SAT
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Cancún to San Antonio

Cheapest flights from Cancún to San Antonio
Explore the most affordable flight options available from Cancún to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Frontier deal was found by Cheapflights users on 12/10. 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.
Wed 12/244:58 pmCUN - SAT
1 stop8h 19mFrontier
Mon 1/56:45 amSAT - CUN
1 stop9h 27mFrontier
Deal found 12/10$257
This Frontier deal was found by Cheapflights users on 12/10. 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.
Wed 12/244:58 pmCUN - SAT
1 stop8h 19mFrontier
Tue 1/66:45 amSAT - CUN
1 stop9h 51mFrontier
Deal found 12/10$258
This Frontier deal was found by Cheapflights users on 12/11. 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 12/2610:02 amCUN - SAT
1 stop7h 59mFrontier
Tue 1/66:45 amSAT - CUN
1 stop9h 51mFrontier
Deal found 12/11$259
This Frontier deal was found by Cheapflights users on 12/10. 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.
Sat 12/204:58 pmCUN - SAT
1 stop8h 19mFrontier
Tue 12/306:45 amSAT - CUN
1 stop9h 27mFrontier
Deal found 12/10$282
This Frontier deal was found by Cheapflights users on 12/11. 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 12/254:58 pmCUN - SAT
1 stop8h 19mFrontier
Mon 1/56:45 amSAT - CUN
1 stop9h 27mFrontier
Deal found 12/11$283
This Frontier deal was found by Cheapflights users on 12/11. 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 12/254:58 pmCUN - SAT
1 stop8h 19mFrontier
Tue 1/66:45 amSAT - CUN
1 stop9h 51mFrontier
Deal found 12/11$284
This Frontier deal was found by Cheapflights users on 12/11. 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 12/2610:02 amCUN - SAT
1 stop7h 59mFrontier
Mon 1/57:11 pmSAT - CUN
2 stops17h 53mFrontier
Deal found 12/11$303
This Frontier deal was found by Cheapflights users on 12/10. 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.
Tue 12/234:58 pmCUN - SAT
1 stop8h 19mFrontier
Mon 1/56:45 amSAT - CUN
1 stop9h 27mFrontier
Deal found 12/10$310

Find flight deals from Cancún to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Cancún (CUN) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$257
(Frontier)

One-way from

$131
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$429
Provider with most accurate pricing for Cancun-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cancun-San Antonio flights.
Search Deals
From Cancun to San Antonio
Search Deals
One-way flight from Cancun to San Antonio
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cancún 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 December 12, 2025.
Use the filters below to find and compare flights from Cancún to San Antonio that are best for you.

Fly from

Cancún

Fly to

San Antonio

Route

Depart

Return

Price

CancúnSan Antonio

CUN - SAT

CUNSAT

Cancun

Wed 12/24

4:58 pm-12:17 am

1 stop8h 19m

San Antonio

Tue 1/6

6:45 am-5:36 pm

1 stop9h 51m

$258

CancúnSan Antonio

CUN - SAT

CUNSAT

Cancun

Fri 12/26

10:02 am-5:01 pm

1 stop7h 59m

San Antonio

Tue 1/6

6:45 am-5:36 pm

1 stop9h 51m

$259

CancúnSan Antonio

CUN - SAT

CUNSAT

Cancun

Thu 12/25

4:58 pm-12:17 am

1 stop8h 19m

San Antonio

Mon 1/5

6:45 am-5:12 pm

1 stop9h 27m

$283

CancúnSan Antonio

CUN - SAT

CUNSAT

Cancun

Thu 12/25

4:58 pm-12:17 am

1 stop8h 19m

San Antonio

Tue 1/6

6:45 am-5:36 pm

1 stop9h 51m

$284

CancúnSan Antonio

CUN - SAT

CUNSAT

Cancun

Sat 1/24

10:39 am-6:06 pm

1 stop8h 27m

San Antonio

Sat 1/31

7:37 pm-9:56 am

1 stop13h 19m

$286

CancúnSan Antonio

CUN - SAT

CUNSAT

Cancun

Thu 1/22

7:42 pm-10:50 am

1 stop16h 08m

San Antonio

Mon 1/26

12:20 pm-10:28 pm

1 stop9h 08m

$293

CancúnSan Antonio

CUN - SAT

CUNSAT

Cancun

Sat 1/24

3:06 pm-7:30 pm

2 stops29h 24m

San Antonio

Sat 1/31

7:37 pm-11:30 pm

1 stop26h 53m

$300

CancúnSan Antonio

CUN - SAT

CUNSAT

Cancun

Wed 12/24

4:58 pm-12:17 am

1 stop8h 19m

San Antonio

Mon 1/5

7:11 pm-2:04 pm

2 stops17h 53m

$301

CancúnSan Antonio

CUN - SAT

CUNSAT

Cancun

Fri 12/26

10:02 am-5:01 pm

1 stop7h 59m

San Antonio

Mon 1/5

7:11 pm-2:04 pm

2 stops17h 53m

$303

CancúnSan Antonio

CUN - SAT

CUNSAT

Cancun

Thu 2/5

6:10 am-3:20 pm

1 stop10h 10m

$131

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 21 results
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Compare providers for flights from Cancún to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cancún to San Antonio in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Cancún-San Antonio flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Cancún-San Antonio flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Cancún-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cancún-San Antonio flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cancún-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Cancún to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Cancún 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 Cancún to San Antonio

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

Currently, November is the cheapest month in which you can book a flight from Cancún to San Antonio (average of $217). Flying from Cancún to San Antonio in October is currently the most expensive (average of $331). 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.

How much does it cost to fly round-trip from Cancún to San Antonio?

The best insider tips for Cancún to San Antonio flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Cancún to San Antonio trip
Airports
CUN

Cancun Airport has four terminals; know your departure terminal as they are not connected. A bus runs every ten minutes between terminals.

Read more about CUNBy Ramsey Qubein
SAT

From SAT, rideshare services pick up on Terminal A's lower level. VIA Metropolitan Transit buses also serve the airport, reaching downtown in about 30 minutes.

Read more about SATBy Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on SAT and CUN

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Related info for your journey

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

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

    Airlines like Frontier fly from Cancún to San Antonio in about 8h 19m. The time it takes to get you to your destination can typically vary by up to . There are 930 mi between Cancún and San Antonio.

  • What are the cheapest airlines to fly from Cancún to San Antonio one-way?

    The cheapest airlines for a one-way flight from Cancún to San Antonio are Volaris ($158), Sun Country Air ($182), and United Airlines ($188).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cancún 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 Cancún to San Antonio?

    Currently, November is the cheapest month in which you can book a flight from Cancún to San Antonio (average of $217). Flying from Cancún to San Antonio in October is currently the most expensive (average of $331). 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

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