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

Return flights

30 Oct - 07 Nov	Ryanair
16 Oct - 19 Oct	Ethiopian Airlines
30 Oct - 28 Nov	Ryanair
11 Oct - 19 Oct	Ethiopian Airlines
04 Oct - 12 Oct	Ethiopian Airlines
27 Oct - 09 Nov	Ryanair
20 Oct - 27 Oct	Ryanair
23 Oct - 02 Nov	Ethiopian Airlines
14 Oct - 21 Oct	easyJet
30 Oct - 16 Nov	Ethiopian Airlines
08 Oct - 18 Oct	Air Europa
07 Oct - 17 Oct	easyJet
20 Oct - 26 Oct	Ryanair
09 Oct - 18 Oct	Ryanair
02 Oct - 13 Oct	Ethiopian Airlines
25 Oct - 02 Nov	Ethiopian Airlines
27 Oct - 10 Nov	Ryanair
26 Oct - 02 Nov	Ryanair
26 Oct - 10 Nov	Ryanair
24 Oct - 02 Nov	Air Europa

Also check the deals for one-way flights from Porto to Zanzibar 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 Porto to Zanzibar in October from $819

Return flights