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

Return flights

12 Nov - 19 Nov	SWISS
05 Nov - 12 Nov	British Airways
04 Nov - 11 Nov	British Airways
25 Nov - 01 Dec	Air Canada
26 Nov - 01 Dec	Air Canada
10 Nov - 17 Nov	Air France
03 Nov - 10 Nov	SWISS
17 Nov - 24 Nov	SWISS
11 Nov - 18 Nov	KLM
18 Nov - 25 Nov	KLM
06 Nov - 11 Nov	British Airways
07 Nov - 11 Nov	British Airways

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

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 Miami to Porto in November from $436

Return flights