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

Return flights

28 Oct - 14 Nov	Ryanair	direct
28 Oct - 18 Nov	Ryanair	direct
31 Oct - 14 Nov	Ryanair	direct
31 Oct - 21 Nov	Ryanair	direct
31 Oct - 18 Nov	Ryanair	direct
31 Oct - 04 Nov	Ryanair	direct
24 Oct - 28 Oct	Ryanair
30 Oct - 04 Nov	Ryanair
25 Oct - 28 Oct	Ryanair
28 Oct - 31 Oct	Ryanair
09 Oct - 12 Oct	Ryanair
14 Oct - 21 Oct	Ryanair
16 Oct - 21 Oct	Ryanair
28 Oct - 03 Nov	Ryanair
28 Oct - 01 Nov	Ryanair
21 Oct - 28 Oct	Ryanair	direct
07 Oct - 12 Oct	Ryanair	direct
14 Oct - 19 Oct	Ryanair
05 Oct - 12 Oct	Ryanair
21 Oct - 04 Nov	Ryanair	direct

Also check the deals for one-way flights from Treviso 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 Treviso to Porto in October from 77€

Return flights