Cheapest return flights from Chicago to Cancun in September from 168€

AirHint found the following cheapest return flights from Chicago (ORD) to Cancun (CUN) in September 2025 (see full year).

Return flights

09 Sep - 14 Sep Frontier Airlines direct
14 Sep - 21 Sep Frontier Airlines direct
25 Sep - 28 Sep Frontier Airlines direct
06 Sep - 13 Sep Frontier Airlines direct
04 Sep - 09 Sep Frontier Airlines direct
28 Sep - 30 Sep Frontier Airlines direct
07 Sep - 14 Sep Frontier Airlines direct
06 Sep - 09 Sep Frontier Airlines direct
27 Sep - 30 Sep Frontier Airlines direct
16 Sep - 23 Sep Frontier Airlines direct
27 Sep - 04 Oct Frontier Airlines direct
27 Sep - 02 Oct Frontier Airlines direct
28 Sep - 09 Oct Frontier Airlines direct
28 Sep - 02 Oct Frontier Airlines direct
17 Sep - 04 Oct Viva
27 Sep - 11 Oct Viva
25 Sep - 04 Oct Viva
25 Sep - 11 Oct Viva
26 Sep - 04 Oct Viva
26 Sep - 11 Oct Viva

Also check the deals for one-way flights from Chicago 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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