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

Compare San Antonio International to Cancun flight deals

Find the cheapest month or even day of the year to fly to Cancun

Book the best Cancun fare with no extra fees

Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from San Antonio International to Cancun

Looking for a cheap last-minute deal or the best return flight from San Antonio International Airport to Cancun Airport? If you want to travel next month, return fares start from $406. Find the lowest prices on one-way and return tickets right here.

Cancun.$406 per passenger.Departing Sat, 19 Sep, returning Fri, 25 Sep.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Sat, 19 Sep, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Fri, 25 Sep, arriving in San Antonio International.Price includes taxes and charges.From $406, select.

Cancun.$408 per passenger.Departing Thu, 15 Oct, returning Fri, 30 Oct.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Thu, 15 Oct, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Fri, 30 Oct, arriving in San Antonio International.Price includes taxes and charges.From $408, select.

Cancun.$409 per passenger.Departing Sun, 31 Jan, returning Sun, 21 Feb.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Sun, 31 Jan, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Sun, 21 Feb, arriving in San Antonio International.Price includes taxes and charges.From $409, select.

Cancun.$409 per passenger.Departing Mon, 8 Feb, returning Sun, 21 Feb.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Mon, 8 Feb, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Sun, 21 Feb, arriving in San Antonio International.Price includes taxes and charges.From $409, select.

Cancun.$411 per passenger.Departing Wed, 13 Jan, returning Mon, 18 Jan.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Wed, 13 Jan, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Mon, 18 Jan, arriving in San Antonio International.Price includes taxes and charges.From $411, select.

Cancun.$414 per passenger.Departing Thu, 15 Oct, returning Sun, 15 Nov.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Thu, 15 Oct, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Sun, 15 Nov, arriving in San Antonio International.Price includes taxes and charges.From $414, select.

Cancun.$417 per passenger.Departing Mon, 28 Sep, returning Mon, 19 Oct.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Mon, 28 Sep, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Mon, 19 Oct, arriving in San Antonio International.Price includes taxes and charges.From $417, select.

Cancun.$419 per passenger.Departing Mon, 2 Nov, returning Sun, 8 Nov.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Mon, 2 Nov, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Sun, 8 Nov, arriving in San Antonio International.Price includes taxes and charges.From $419, select.

Cancun.$427 per passenger.Departing Sat, 29 Aug, returning Fri, 11 Sep.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Sat, 29 Aug, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Fri, 11 Sep, arriving in San Antonio International.Price includes taxes and charges.From $427, select.

Cancun.$430 per passenger.Departing Wed, 30 Dec, returning Mon, 18 Jan.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Wed, 30 Dec, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Mon, 18 Jan, arriving in San Antonio International.Price includes taxes and charges.From $430, select.

Cancun.$431 per passenger.Departing Tue, 1 Dec, returning Wed, 2 Dec.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Tue, 1 Dec, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Wed, 2 Dec, arriving in San Antonio International.Price includes taxes and charges.From $431, select.

Cancun.$431 per passenger.Departing Thu, 26 Nov, returning Wed, 2 Dec.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Thu, 26 Nov, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Wed, 2 Dec, arriving in San Antonio International.Price includes taxes and charges.From $431, select.

Cancun.$440 per passenger.Departing Thu, 18 Feb, returning Thu, 11 Mar.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Thu, 18 Feb, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Thu, 11 Mar, arriving in San Antonio International.Price includes taxes and charges.From $440, select.

Cancun.$477 per passenger.Departing Mon, 17 Aug, returning Mon, 24 Aug.Return flight with Volaris.Outbound indirect flight with Volaris, departs from San Antonio International on Mon, 17 Aug, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Mon, 24 Aug, arriving in San Antonio International.Price includes taxes and charges.From $477, select.

Cancun.$496 per passenger.Departing Wed, 10 Mar, returning Fri, 19 Mar.Return flight with Viva.Outbound indirect flight with Viva, departs from San Antonio International on Wed, 10 Mar, arriving in Cancun.Inbound indirect flight with Viva, departs from Cancun on Fri, 19 Mar, arriving in San Antonio International.Price includes taxes and charges.From $496, select.

Cancun.$731 per passenger.Departing Sun, 16 May, returning Fri, 21 May.Return flight with Delta.Outbound indirect flight with Delta, departs from San Antonio International on Sun, 16 May, arriving in Cancun.Inbound indirect flight with Delta, departs from Cancun on Fri, 21 May, arriving in San Antonio International.Price includes taxes and charges.From $731, select.

Find the cheapest month to fly from San Antonio International to Cancun

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Antonio International to Cancun flights are currently cheapest in September.

Aug

Sep

Oct

Nov

Dec

Jan

Feb

Mar

Apr

May

Jun

Jul

Direct flights from San Antonio International to Cancun

San Antonio International to Cancun: Alternative routes

Compare routes from San Antonio International to Cancun below. You may find an airport to fly into that's cheaper, faster, or easier than Cancun.

Cancun

14km from central Cancun

ClosestCheapest

from $406

Search flights

San Antonio to Cancun: Flight information

The things to know before you go.

Cheapest flight found	$406
Cheapest month to fly	September
Average flight time	2 hrs, 28 mins
Most popular airline	Southwest Airlines
Average flights per week	1

Finding cheap flights from San Antonio International to Cancun: Frequently asked questions

How much are return flights from San Antonio International to Cancun?

The best price we found for a return flight from San Antonio International to Cancun is $406. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from San Antonio International to Cancun?

2 hours and 28 minutes is the average flight time from San Antonio International to Cancun.

Which airlines fly direct from San Antonio International to Cancun?

Southwest Airlines flies direct from San Antonio International to Cancun.

How many flights are there a week from San Antonio International to Cancun?

As of August 2026, there is one flight per week flying from San Antonio International to Cancun.

When is the cheapest time to fly from San Antonio International to Cancun?

The cheapest month to fly from San Antonio International to Cancun is usually September.

Which upcoming date is cheapest to fly from San Antonio International Airport to Cancun Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Antonio International Airport to Cancun Airport on Saturday, 19 September 2026.

Can I get a direct flight from San Antonio International Airport to Cancun Airport?

Yes – the average flight time is 2 hours and 28 minutes.

How can I find the best flight deal to Cancun?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Cancun but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Cancun?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Cancun is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from San Antonio International Airport to Cancun with?

Currently, Viva and Southwest Airlines offer the cheapest flight tickets to Cancun.

Flying from San Antonio International Airport (SAT) to Cancun Airport (CUN): what you need to know

Around 2 hours 30 minutes is how long you'll be travelling on a direct flight from San Antonio International Airport to Cancun Airport.
Cancun is one hour ahead of San Antonio and follows the UTC-5 timezone.
Arrive at the airport on time so you don't miss your SAT to CUN flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid sprinting to your gate.
Flying during a peak time such as July? Major public holidays and other popular periods can mean longer lines at check-in and security. Be extra cautious and get there up to four hours before an international flight and two hours before a domestic departure.
Southwest Airlines is your gateway to discovering Cancun (and maybe even some other exciting parts of Mexico!). Check out the direct flights from San Antonio International Airport to Cancun Airport offered by this popular airline.
Southwest Airlines tops the list for bookings on this route.
The carrier with the top on-time arrival performance for SAT to CUN flights is Southwest Airlines.
If you'd like to break up your flight, simply uncheck 'Direct flights only' when searching for your ticket from San Antonio International Airport to Cancun Airport. These are the most popular stopovers between SAT and CUN:
- Houston George Bush Intercntl. Airport
- Monterrey Gen Mariano Escobedo Airport
- Houston Hobby Airport

How to find the cheapest flights from San Antonio International Airport (SAT) to Cancun Airport (CUN)

$150 is the lowest price for a one-way San Antonio International Airport to Cancun Airport flight. A return flight starts at $406. These fares may change depending on availability and demand.
To pick up cheap tickets from SAT to CUN, book your journey one month ahead of your departure date.
Schedule your trip for June. That's the cheapest month for flights from San Antonio International Airport to Cancun Airport. If you're flexible with your dates, use the 'Whole month' tool to see the cheapest price across each month.
Stay on top of deals for cheap flights from SAT to CUN by creating a Price Alert. We'll send you an email or notification on the app when fares go down.
Select your preferred arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from San Antonio International Airport to Cancun Airport.

Handy information about San Antonio International Airport (SAT)

The address for SAT is 9800 Airport Boulevard.
San Antonio International Airport has an excellent on-time record, making delays less likely. Departures from SAT arrive at their destination as scheduled 82% of the time.
To reach San Antonio International Airport from central San Antonio, it'll take around 20 minutes if you're planning to drive. This depends on traffic, however. It's approximately 14 kilometres from the airport to the city centre.
Planning to take public transport? Expect a journey time of around 50 minutes.
Get your travels off to a hassle-free start by staying near SAT. Whether you're taking an early flight from San Antonio International Airport to Cancun Airport or just don't like being rushed, these hotels are perfect:

Arriving at Cancun Airport (CUN)

Consider staying in a hotel close to CUN if you're catching a late San Antonio International Airport to Cancun Airport flight. Check in to one of these options and skip the long transfer after landing:
Go wherever you want, whenever you want with a Cancun Airport rental car. Pick up a set of wheels from MEX, America or Europcar and experience more of Cancun and beyond.
Booking your ride from Cancun Airport about three weeks in advance can help you get the best possible rate.

Getting from Cancun Airport (CUN) to central Cancun

Cancun Airport is approximately 16 kilometres from the centre of Cancun. The drive time takes about 25 minutes.
Travelling to the centre on public transport takes around 35 minutes.

When to fly to Cancun Airport (CUN)

The quietest month for a flight from San Antonio International Airport to Cancun Airport is March, while April is the most popular. Choose the best time to go to Cancun based on whether you prefer a bustling atmosphere or a more laid-back vibe.
Book your flight from San Antonio International Airport to Cancun Airport for August if you want to explore Cancun during its warmest month. Expect temperatures of between 26ºC (79ºF) and 32ºC (90ºF).
Look for cheap tickets from SAT to CUN in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between 20ºC (68ºF) and 27ºC (81ºF) on average.

Explore more of Mexico

Merida is just one of the many cities in Mexico waiting to be discovered once you've taken in the sights of Cancun. Around 290 kilometres away to the west, top sights here include Chichen Itza, cenotes y pueblos magicos, Chichen-itza Park and Nva. Chichen Itza Park.
If you want to check out another great destination in Mexico, head for Campeche, about 418 kilometres west of Cancun. Zona Arquelogica Edzna, Old City Wall and Plaza de la Independencia are highlights.