Cheap Flights from San Antonio (SAT) to Cancun (CUN)

View AU$337 flight on Fri, 2 Jan. 2026Opens in a new window

Popular airlines from San Antonio International Airport (SAT) to Cancun Intl. Airport (CUN)

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Cheap Flights from San Antonio (SAT) to Cancun (CUN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from San Antonio (SAT) to Cancun (CUN)

September is typically the cheapest month to fly

From AU$374 - AU$545 per traveller.

Graph displaying average flight prices per month

Flight from San Antonio to Cancun route information
Origin airport
San Antonio Intl.
Destination airport
Cancun Intl.
Distance
1489 km
Average flight time
1 hour 35 mins

Your quick guide to flights from San Antonio to Cancun

Pick up great flights from San Antonio to Cancun

With Expedia, you have your pick of flights a day with 11 airlines covering flights from San Antonio to Cancun. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from San Antonio to Cancun that take around hours.

Find cheap flights from San Antonio to Cancun

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from San Antonio to Cancun around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Cancun is normally in .

Reasons to book your flight from San Antonio to Cancun with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from San Antonio to Cancun across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Cancun right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from San Antonio Airport to Cancun Intl. Airport (CUN)?
The lowest price advertised for a round-trip journey between San Antonio Airport and Cancun Airport is . But you better get moving. This figure is based on fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Antonio Intl. Airport (SAT) to Cancun Airport?
Most flights can be cancelled online, but each airline has its own terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from San Antonio Airport to Cancun Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for San Antonio Intl. Airport (SAT) to Cancun Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SAT to Cancun Airport?
Around 1 500 kilometres separates San Antonio and Cancun, so pack some in-flight entertainment to keep you occupied for a couple of hours. That gripping novel you haven't had time to start will be ideal.
Which airlines fly direct from SAT to Cancun Intl. Airport (CUN)?
If you'd like to fly directly from San Antonio Intl. Airport (SAT) to Cancun Intl. Airport (CUN), Southwest Airlines (WN) is a top choice. It operates 4 flights every month between San Antonio and Cancun.
Are SAT to CUN flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes score a bargain, with some of the cheapest airfares from San Antonio Intl. Airport (SAT) to Cancun Airport arising a few weeks before the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines issue prices that far in advance.

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