Cheapest return flights from Sioux Falls to Cancun in December from $560

AirHint found the following cheapest return flights from Sioux Falls (FSD) to Cancun (CUN) in December 2025 (see full year).

Return flights

17 Dec - 21 Dec American Airlines
17 Dec - 20 Dec United
27 Dec - 03 Jan Allegiant Air

Also check the deals for one-way flights from Sioux Falls to Cancun in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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