Cheapest return flights from Porto to Cancun in September from $531

Best time to book flights for Porto (OPO) to Cancun (CUN) flights at AirHint

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

Return flights

21 Sep - 28 Sep British Airways
15 Sep - 30 Sep British Airways
16 Sep - 23 Sep British Airways
07 Sep - 14 Sep United
05 Sep - 12 Sep United
15 Sep - 20 Sep British Airways
08 Sep - 21 Sep United
02 Sep - 09 Sep United
14 Sep - 20 Sep United
01 Sep - 14 Sep United

Also check the deals for one-way flights from Porto 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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