AirHint found the following cheapest return flights from Porto (OPO) to Cancun (CUN) in August 2026 (see full year).

Return flights

25 Aug - 01 Sep	Air France
24 Aug - 31 Aug	Air France
28 Aug - 05 Sep	SWISS
25 Aug - 02 Sep	Air France
29 Aug - 05 Sep	Air France
24 Aug - 30 Aug	Air France
24 Aug - 02 Sep	Air France
12 Aug - 28 Aug	Air Transat
15 Aug - 31 Aug	Iberia
22 Aug - 30 Aug	Iberia
22 Aug - 05 Sep	Iberia
02 Aug - 10 Aug	Air Transat
16 Aug - 30 Aug	Iberia
08 Aug - 15 Aug	British Airways

Also check the deals for one-way flights from Porto to Cancun in August.

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 Porto to Cancun in August from 609€

Return flights