Austin to Cancun in December 2026
AUS to CUN · Round trips departing in December · Economy · Prices per person in USD
Prices updated
Typical in December
$711
Median of 6 date combinations
Usual on this route
$484
December runs above usual
Higher than usual — set an alert
26% above the usual $484, but prices have been falling this week. Based on 40 days of prices.
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December 2026 by departure day
Cheapest round trip leaving that day| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | |
| 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| 14 | 15 | 16 $763 | 17 | 18 | 19 $767 | 20 $706 |
| 21 | 22 $715 | 23 $676 | 24 | 25 | 26 | 27 |
| 28 | 29 | 30 | 31 $612 |
Empty days: no round trip found for that departure date yet. Green = cheapest third of the month.
Cheapest dates in December 2026
Round trip, per person-
Dec 31 – Jan 6, 2027 6 nights · leave Thu$612Aeromexico 1 stop · 5h 00mBook
-
Dec 23 – Jan 6, 2027 14 nights · leave Wed$676Frontier Airlines 2 stops · 10h 05mBook
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Dec 20 – Jan 6, 2027 17 nights · leave Sun$706Frontier Airlines 2 stops · 8h 41mBook
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Dec 22 – Jan 6, 2027 15 nights · leave Tue$715Frontier Airlines 3 stops · 12h 00mBook
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Dec 16 – Jan 6, 2027 21 nights · leave Wed$763Viva Aerobus 1 stop · 3h 45mBook
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Dec 19 – Jan 6, 2027 18 nights · leave Sat$767Frontier Airlines 3 stops · 13h 18mBook
Prices change often. The booking site shows the final price before you pay.
Cheapest by trip length
5–7 nights
$612
Dec 31 – Jan 6, 2027 · 1 option
8–14 nights
$676
Dec 23 – Jan 6, 2027 · 1 option
15–21 nights
$706
Dec 20 – Jan 6, 2027 · 4 options
Good to know for December
Airlines with cheap fares
3 airlines
Most often: Frontier Airlines, Aeromexico, Viva Aerobus.
December vs other months
Cheapest round trip per departure month| Month | Cheapest round trip |
|---|---|
| November 2026 | No fares found yet |
| December 2026 | $612 |
| January 2027 | $363 (cheapest month) |
| February 2027 | $412 |
| March 2027 | No fares found yet |
| April 2027 | No fares found yet |
| May 2027 | No fares found yet |
| June 2027 | No fares found yet |
| July 2027 | No fares found yet |
| August 2027 | $557 |
Austin to Cancun in December: questions
What's the cheapest date to fly from Austin to Cancun in December 2026?
Leaving Thursday, December 31 and returning Wednesday, January 6 (6 nights) for $612 round trip on Aeromexico, the cheapest of the 6 date combinations we track that month.
How much is a round trip from Austin to Cancun in December 2026?
From $612. Half of the 6 date combinations we track are under $711. Prices are per person in USD and change often.
Is December a cheap month to fly from Austin to Cancun?
It ranks 4 of 4 months we have prices for. The cheapest month is January 2027, from $363.