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

Return flights

24 Oct - 08 Nov	T'way Air
11 Oct - 18 Oct	Ethiopian Airlines
27 Oct - 31 Oct	Turkish Airlines
06 Oct - 12 Oct	KLM
29 Oct - 02 Nov	Etihad Airways
10 Oct - 18 Oct	Etihad Airways
06 Oct - 13 Oct	Etihad Airways
11 Oct - 17 Oct	Etihad Airways
17 Oct - 24 Oct	Qatar Airways
17 Oct - 25 Oct	Qatar Airways

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

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 Tokyo to Porto in October from $908

Return flights