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

Return flights

29 Aug - 14 Sep	Ryanair	direct
29 Aug - 05 Sep	Ryanair	direct
24 Aug - 14 Sep	Ryanair	direct
29 Aug - 12 Sep	Ryanair	direct
29 Aug - 19 Sep	Ryanair	direct
24 Aug - 12 Sep	Ryanair	direct
30 Aug - 11 Sep	Ryanair
31 Aug - 14 Sep	Ryanair	direct
24 Aug - 07 Sep	Ryanair	direct
22 Aug - 12 Sep	Ryanair	direct
22 Aug - 30 Aug	Ryanair
01 Aug - 10 Aug	Ryanair	direct
04 Aug - 10 Aug	Ryanair
03 Aug - 10 Aug	Ryanair	direct
22 Aug - 24 Aug	Ryanair
01 Aug - 08 Aug	Ryanair	direct
24 Aug - 29 Aug	Ryanair	direct
22 Aug - 29 Aug	Ryanair
21 Aug - 29 Aug	Ryanair
23 Aug - 29 Aug	Ryanair

Also check the deals for one-way flights from Treviso to Porto in August.

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 August from 136€

Return flights