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

Return flights

07 Dec - 12 Dec	Delta	direct
01 Dec - 30 Dec	Delta	direct
09 Dec - 06 Jan	Delta	direct
09 Dec - 16 Dec	United
03 Dec - 06 Dec	United
26 Dec - 30 Dec	Aeromexico
22 Dec - 28 Dec	Aeromexico
29 Dec - 03 Jan	Aeromexico
26 Dec - 04 Jan	Aeromexico
27 Dec - 08 Jan	Aeromexico
24 Dec - 28 Dec	Delta	direct
19 Dec - 23 Dec	Frontier Airlines
23 Dec - 27 Dec	Frontier Airlines
27 Dec - 03 Jan	Aeromexico
23 Dec - 27 Dec	Delta	direct
31 Dec - 06 Jan	Aeromexico
27 Dec - 08 Jan	Delta	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 399€

Return flights