Cheapest one-way flights from Atlanta to Cancun in September from $121

AirHint found the following cheapest one-way flights from Atlanta (ATL) to Cancun (CUN) in September 2025 (see full year).

One-Way flights

14 Sep Frontier Airlines direct
02 Sep Spirit Airlines
13 Sep Spirit Airlines
16 Sep Spirit Airlines
12 Sep Spirit Airlines
15 Sep Spirit Airlines
23 Sep Spirit Airlines
21 Sep Spirit Airlines
22 Sep Spirit Airlines
24 Sep Spirit Airlines

Also check the deals for return flights from Atlanta to Cancun in September.

Skyscanner

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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