AirHint found the following cheapest return flights from Denver (DEN) to Cancun (CUN) in January 2026 (see full year).

Return flights

02 Jan - 07 Jan	Frontier Airlines	direct
01 Jan - 08 Jan	Frontier Airlines
05 Jan - 10 Jan	Frontier Airlines
22 Jan - 25 Jan	Frontier Airlines
12 Jan - 17 Jan	Frontier Airlines
27 Jan - 02 Feb	Volaris
22 Jan - 26 Jan	Volaris
24 Jan - 31 Jan	Frontier Airlines
17 Jan - 21 Jan	Frontier Airlines
27 Jan - 05 Feb	Frontier Airlines
30 Jan - 03 Feb	Frontier Airlines
29 Jan - 02 Feb	Volaris
14 Jan - 18 Jan	Volaris
15 Jan - 01 Feb	Frontier Airlines
14 Jan - 20 Jan	Volaris
29 Jan - 10 Feb	Viva
29 Jan - 17 Feb	Viva
27 Jan - 10 Feb	Viva
22 Jan - 10 Feb	Viva
29 Jan - 16 Feb	Viva

Also check the deals for one-way flights from Denver to Cancun in January.

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 Denver to Cancun in January from $255

Return flights