AirHint found the following cheapest return flights from Mexico City (MEX) to Porto (OPO) in July 2025 (see full year).

Return flights

19 Jul - 23 Jul	Volaris
17 Jul - 28 Jul	Volaris
15 Jul - 23 Jul	Iberia
14 Jul - 28 Jul	Aeromexico
19 Jul - 31 Jul	Volaris
13 Jul - 29 Jul	Viva
23 Jul - 06 Aug	Volaris
15 Jul - 25 Jul	Volaris
16 Jul - 27 Jul	Iberia

Also check the deals for one-way flights from Mexico City to Porto in July.

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 Mexico City to Porto in July from $1179

Return flights