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Austin to Cancun flights in December 2026 from $557 AUS → CUN

Austin-Bergstrom International Airport (AUS) → Cancun International Airport (CUN)

For departures in December 2026, the cheapest return found recently is $557 with Frontier Airlines, 5 Dec – 6 Jan 2027, found today.

Return

In December 2026, the cheapest return fare on each of 8 departure dates is usually $570 to $708. Across all 14 departure dates we hold on this route, it is usually $482 to $660. Of the 3 months with enough return fares to compare, December 2026 is usually the most expensive.

Cheapest return found recently

$557

5 Dec – 6 Jan 2027 · Frontier Airlines

Austin-Bergstrom International Airport (AUS) → Cancun International Airport (CUN)

out 1 stop, back 2 stops

found today

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
5 Dec – 6 Jan 2027$557Frontier Airlinesout 1 stop, back 2 stopsfound todaySee prices for these dates
12 Dec – 6 Jan 2027$562Frontier Airlinesout 1 stop, back 2 stopsfound todaySee prices for these dates
6 Dec – 6 Jan 2027$572Viva Aerobusout 1 stop, back 1 stopfound todaySee prices for these dates
31 Dec – 6 Jan 2027$612Aeromexicoout 1 stop, back nonstopfound todaySee prices for these dates
23 Dec – 6 Jan 2027$676Frontier Airlinesout 2 stops, back 2 stopsfound todaySee prices for these dates

Every date we hold

8 departure dates

5 Dec – 6 Jan 2027: $557, found today6 Dec – 6 Jan 2027: $572, found today12 Dec – 6 Jan 2027: $562, found today19 Dec – 6 Jan 2027: $767, found today20 Dec – 6 Jan 2027: $706, found today22 Dec – 6 Jan 2027: $715, found today23 Dec – 6 Jan 2027: $676, found today31 Dec – 6 Jan 2027: $612, found todayDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
5 Dec – 6 Jan 2027$557Frontier AirlinesAustin-Bergstrom International Airport (AUS) → Cancun International Airport (CUN)out 1 stop, back 2 stopsfound todaySee prices for these dates
6 Dec – 6 Jan 2027$572Viva AerobusAustin-Bergstrom International Airport (AUS) → Cancun International Airport (CUN)out 1 stop, back 1 stopfound todaySee prices for these dates
12 Dec – 6 Jan 2027$562Frontier AirlinesAustin-Bergstrom International Airport (AUS) → Cancun International Airport (CUN)out 1 stop, back 2 stopsfound todaySee prices for these dates
19 Dec – 6 Jan 2027$767Frontier AirlinesAustin-Bergstrom International Airport (AUS) → Cancun International Airport (CUN)out 3 stops, back 1 stopfound todaySee prices for these dates
20 Dec – 6 Jan 2027$706Frontier AirlinesAustin-Bergstrom International Airport (AUS) → Cancun International Airport (CUN)out 2 stops, back 2 stopsfound todaySee prices for these dates
22 Dec – 6 Jan 2027$715Frontier AirlinesAustin-Bergstrom International Airport (AUS) → Cancun International Airport (CUN)out 3 stops, back 1 stopfound todaySee prices for these dates
23 Dec – 6 Jan 2027$676Frontier AirlinesAustin-Bergstrom International Airport (AUS) → Cancun International Airport (CUN)out 2 stops, back 2 stopsfound todaySee prices for these dates
31 Dec – 6 Jan 2027$612AeromexicoAustin-Bergstrom International Airport (AUS) → Cancun International Airport (CUN)out 1 stop, back nonstopfound todaySee prices for these dates

Which month looks cheapest?

February 2027 is the cheapest month — from $385.

December 2026From $5578 departure dates5 Dec – 6 Jan 2027 · found todaySee prices for these dates
January 2027From $4263 departure dates7 Jan 2027 – 11 Jan 2027 · found 6 days agoSee prices for these dates
February 2027From $385Cheapest seen3 departure dates4 Feb 2027 – 8 Feb 2027 · found 6 days agoSee prices for these dates

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work