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$103+ Cheap flights from San Antonio (SAT) to Cancún (CUN)

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — CUN
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from San Antonio to Cancun are usually found in February or March, booked 70 days in advance, depart on a Friday or Sunday and return on a Monday

Cheap flight deals from San Antonio to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Cancún (CUN). 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 September 16, 2025.

Round-trip from

$306
(Mytrip)

One-way from

$103
(CheapOair)

Popular in

December

Cheapest in

February

Average price

$491
From San Antonio to Cancun
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One-way flight from San Antonio to Cancun
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Highest demand for flights based on searches. 4% potential increase in price ($21 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 September 2025
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Find flight deals from San Antonio to Cancún

Cheapest flights from San Antonio to Cancún
Explore the most affordable flight options available from San Antonio to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2112:05 pmSAT - CUN
1 stop10h 10mMultiple Airlines
Fri 10/249:09 amCUN - SAT
1 stop6h 41mMultiple Airlines
Deal found 9/14$306
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/512:05 pmSAT - CUN
1 stop12h 45mMultiple Airlines
Thu 10/169:09 amCUN - SAT
1 stop6h 41mMultiple Airlines
Deal found 9/15$307
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/511:05 amSAT - CUN
1 stop9h 15mMultiple Airlines
Sat 11/810:15 amCUN - SAT
1 stop13h 12mMultiple Airlines
Deal found 9/15$309
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2111:18 amSAT - CUN
1 stop10h 31mVolaris
Sat 10/254:25 amCUN - SAT
1 stop6h 35mVolaris
Deal found 9/14$310
This CheapOair deal was found by Cheapflights users on 9/14. 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.
Sat 10/412:36 pmSAT - CUN
1 stop8h 27mVolaris
Wed 10/84:25 amCUN - SAT
1 stop6h 35mVolaris
Deal found 9/14$311
This CheapOair deal was found by Cheapflights users on 9/15. 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.
Sat 10/2512:36 pmSAT - CUN
1 stop8h 27mVolaris
Tue 10/284:18 amCUN - SAT
1 stop6h 43mVolaris
Deal found 9/15$313
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/309:00 pmSAT - CUN
1 stop22h 50mMultiple Airlines
Thu 11/611:47 amCUN - SAT
2 stops27h 20mMultiple Airlines
Deal found 9/15$315
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:40 pmSAT - CUN
1 stop22h 30mViva
Sun 12/76:10 amCUN - SAT
1 stop10h 10mViva
Deal found 9/15$316
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1411:18 amSAT - CUN
1 stop10h 31mMultiple Airlines
Thu 10/169:09 amCUN - SAT
1 stop6h 41mMultiple Airlines
Deal found 9/15$317
This Mytrip deal was found by Cheapflights users on 9/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/291:06 pmSAT - CUN
1 stop8h 43mVolaris
Tue 11/44:18 amCUN - SAT
1 stop6h 53mVolaris
Deal found 9/13$318
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:00 pmSAT - CUN
1 stop22h 50mMultiple Airlines
Tue 10/79:52 amCUN - SAT
2 stops13h 48mMultiple Airlines
Deal found 9/15$320

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Cancún 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 September 16, 2025.
Use the filters below to find and compare flights from San Antonio to Cancún that are best for you.

Fly from

San Antonio

Fly to

Cancún

Route

Depart

Return

Price

San AntonioCancún

SAT - CUN

SATCUN

San Antonio

Wed 10/29

1:06 pm-9:49 pm

1 stop8h 43m

Cancun

Tue 11/4

4:18 am-10:11 am

1 stop6h 53m

$319

San AntonioCancún

SAT - CUN

SATCUN

San Antonio

Sun 10/5

12:05 pm-12:20 am

1 stop12h 15m

Cancun

Mon 10/6

6:10 am-4:20 pm

1 stop10h 10m

$337

San AntonioCancún

SAT - CUN

SATCUN

San Antonio

Tue 11/11

10:15 am-6:14 pm

1 stop6h 59m

Cancun

Sat 11/15

4:18 am-10:11 am

1 stop6h 53m

$338

San AntonioCancún

SAT - CUN

SATCUN

San Antonio

Thu 12/4

10:15 am-6:14 pm

1 stop6h 59m

Cancun

Sun 12/7

4:18 am-10:11 am

1 stop6h 53m

$341

San AntonioCancún

SAT - CUN

SATCUN

San Antonio

Thu 10/30

11:18 am-6:58 pm

1 stop7h 40m

Cancun

Wed 11/5

4:18 am-10:11 am

1 stop6h 53m

$363

San AntonioCancún

SAT - CUN

SATCUN

San Antonio

Fri 10/31

9:00 pm-6:45 pm

1 stop21h 45m

Cancun

Mon 11/3

12:11 pm-11:40 pm

3 stops36h 29m

$370

San AntonioCancún

SAT - CUN

SATCUN

San Antonio

Wed 10/8

9:00 pm-10:15 pm

1 stop25h 15m

Cancun

Mon 10/13

11:10 pm-4:20 pm

1 stop17h 10m

$377

San AntonioCancún

SAT - CUN

SATCUN

San Antonio

Wed 10/8

11:18 am-9:49 pm

1 stop10h 31m

Cancun

Mon 10/13

4:25 am-11:00 am

1 stop6h 35m

$379

San AntonioCancún

SAT - CUN

SATCUN

San Antonio

Sat 11/22

7:37 pm-1:36 am

1 stop28h 59m

Cancun

Thu 11/27

10:30 am-7:30 pm

2 stops10h 00m

$393

San AntonioCancún

SAT - CUN

SATCUN

San Antonio

Wed 11/5

11:05 am-6:45 pm

1 stop6h 40m

Cancun

Fri 11/7

4:18 am-10:11 am

1 stop6h 53m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 21 results
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The best insider tips for San Antonio to Cancún flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your San Antonio to Cancún trip
Airports
SAT

For longer trips, consider the economy lots with shuttle service for better value than the main parking garage.

Read more about SATby Ramsey Qubein
CUN

Have your hotel organize a transfer to avoid the hectic arrivals area and potential taxi scams at CUN.

Read more about CUNby 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

Best time to book a flight from San Antonio to Cancún

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Cancún. Price data was last updated on September 12, 2025.

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Antonio to Cancún. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from San Antonio to Cancún (average of $360). Flying from San Antonio to Cancún in March is currently the most expensive (average of $492). 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 SAT to CUN?

Find hourly flight availability from San Antonio to Cancún. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

It’s typically best to fly out from San Antonio to Cancún in the evening. Doing so could potentially save you 29% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Cancún. Price data was last updated on September 14, 2025.

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

Reviews of airlines servicing Cancún

Get insights into the airlines that provide service to Cancún. 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 Cancún. Reviews last updated September 16, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from San Antonio to Cancún to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

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
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

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
United Airlines
7.4
Good
8,929 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

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
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

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
Viva
7.0
Good
787 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

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
Sun Country Air
6.9
Okay
330 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

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

  • How popular is this San Antonio to Cancún flight route?

    Within the past month, 13 users have taken a look at flights from San Antonio to Cancun.

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

    For as low as $319, Volaris can have you in Cancún from San Antonio in 8h 43m. The distance between San Antonio and Cancún is about 930 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Antonio to Cancún round-trip?

    Currently priced at $95, Spirit Airlines will fly you from San Antonio to Cancún and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Aeromexico and Viva - these airlines can fly you to your destination from $225 and $262, respectively. Users have found that Spirit Airlines is 79% cheaper than the other options available to this destination.

  • Where are the most common layover locations when flying from San Antonio to Cancún?

    San Antonio to Cancún flights have a layover in Monterrey most of the time. Houston sees the second most layovers for non-direct flights flying from San Antonio to Cancún.

  • What are some popular things to do or see while on a layover in Monterrey?

    Monterrey travelers tend to visit Plaza Mexico, Macroplaza, and Palacio del Obispado more than anywhere else. Plaza Mexico, Macroplaza, and Palacio del Obispado can be accessed by traveling approximately 14.8 mi, 14.6 mi, and 16.4 mi, respectively from Monterrey Gen Mariano Escobedo. Travelers in need of a car in Monterrey can rent one for about $20 per day.

  • What are some popular points of interest to see during a layover in Houston?

    Most Houston visitors opt to spend their time at Space Center Houston, House of Blues Houston, and Revention Music Center. Those on a layover in Houston interested in visiting Space Center Houston, House of Blues Houston, or Revention Music Center can do so by traveling 33.5 mi, 16.1 mi, and 15.5 mi, respectively from Houston George Bush Intcntl. Travelers can rent a car at Houston George Bush Intcntl for an average daily rate of $34 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for San Antonio to Cancún flights?

    Flights departing from San Antonio and landing in Cancún layover in Dallas least frequently.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Cancún (average of $360). Flying from San Antonio to Cancún in March is currently the most expensive (average of $492). 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 Cancún?

Book flights to Cancún if you plan to visit one of these locations
Puerto Aventuras
Holbox
Punta Sam

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Alternative routes for San Antonio to Cancún

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from San Antonio to Cancún

Discover the top 9 airlines that operate flights from San Antonio to Cancún. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$95Average$314FlexibilityNo cancel feeOn-time65%
AeromexicoCheapest$225Average$441FlexibilityNo cancel feeOn-timeN/A
VivaCheapest$262Average$406FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$279Average$372FlexibilityNo cancel feeOn-time79%
Sun Country AirCheapest$335Average$371FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$377Average$504FlexibilityNo cancel feeOn-time71%
DeltaCheapest$392Average$472FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$417Average$548FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$456Average$616FlexibilityNo cancel feeOn-time63%

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