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

Return flights

28 Jan - 31 Jan	Spirit Airlines
22 Jan - 31 Jan	Spirit Airlines
22 Jan - 27 Jan	Spirit Airlines
10 Jan - 25 Jan	Spirit Airlines
28 Jan - 17 Feb	Spirit Airlines
28 Jan - 31 Jan	Aeromexico	direct
15 Jan - 20 Jan	Aeromexico	direct
22 Jan - 27 Jan	Aeromexico	direct
15 Jan - 20 Jan	Spirit Airlines
01 Jan - 20 Jan	Spirit Airlines
10 Jan - 25 Jan	Aeromexico	direct
28 Jan - 08 Feb	Spirit Airlines
22 Jan - 08 Feb	Spirit Airlines

Also check the deals for one-way flights from Atlanta 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 Atlanta to Cancun in January from $384

Return flights