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

Return flights

07 Dec - 17 Dec	Aeromexico	direct
01 Dec - 06 Dec	Aeromexico	direct
04 Dec - 08 Dec	Aeromexico
05 Dec - 09 Dec	Delta
05 Dec - 28 Dec	Delta
29 Dec - 06 Jan	Delta	direct
29 Dec - 05 Jan	Aeromexico
21 Dec - 27 Dec	Sun Country Airlines
20 Dec - 25 Dec	American Airlines
21 Dec - 26 Dec	American Airlines
29 Dec - 05 Jan	Aeromexico	direct
28 Dec - 02 Jan	American Airlines
22 Dec - 27 Dec	jetBlue
22 Dec - 29 Dec	Delta	direct
27 Dec - 03 Jan	Aeromexico
26 Dec - 02 Jan	American Airlines
24 Dec - 02 Jan	Delta
28 Dec - 02 Jan	Aeromexico	direct
26 Dec - 02 Jan	Aeromexico	direct

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

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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Cheapest return flights from Detroit to Cancun in December from $440

Return flights