Cheapest return flights from Miami to Porto in October from $438

AirHint found the following cheapest return flights from Miami (MIA) to Porto (OPO) in October 2025 (see full year).

Return flights

27 Oct - 12 Nov SWISS
28 Oct - 22 Nov Air Canada
20 Oct - 27 Oct SWISS
23 Oct - 29 Oct KLM
06 Oct - 14 Oct TAP
01 Oct - 08 Oct Delta
09 Oct - 14 Oct TAP
08 Oct - 14 Oct British Airways
01 Oct - 10 Oct Frontier Airlines
10 Oct - 20 Oct Air Europa
10 Oct - 19 Oct Frontier Airlines
14 Oct - 19 Oct American Airlines

Also check the deals for one-way flights from Miami to Porto in October.

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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