Cheapest return flights from Phoenix to Cancun in September from $461

Best time to book flights for Phoenix (PHX) to Cancun (CUN) flights at AirHint

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

Return flights

17 Sep - 23 Sep Frontier Airlines
16 Sep - 22 Sep Frontier Airlines
24 Sep - 01 Oct Frontier Airlines
30 Sep - 06 Oct Spirit Airlines
17 Sep - 23 Sep American Airlines direct
24 Sep - 01 Oct American Airlines direct
16 Sep - 22 Sep American Airlines direct
30 Sep - 06 Oct American Airlines direct

Also check the deals for one-way flights from Phoenix 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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