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

Return flights

11 Jul - 20 Jul	Ryanair	direct
08 Jul - 16 Jul	Ryanair
08 Jul - 15 Jul	Ryanair
08 Jul - 10 Jul	Ryanair
11 Jul - 23 Jul	Ryanair
18 Jul - 20 Jul	Ryanair	direct
11 Jul - 15 Jul	Ryanair
11 Jul - 14 Jul	Ryanair
11 Jul - 18 Jul	Ryanair	direct
11 Jul - 16 Jul	Ryanair
18 Jul - 08 Aug	Ryanair	direct
18 Jul - 03 Aug	Ryanair
11 Jul - 01 Aug	Ryanair	direct
25 Jul - 08 Aug	Ryanair	direct
20 Jul - 08 Aug	Ryanair	direct
18 Jul - 01 Aug	Ryanair	direct
25 Jul - 15 Aug	Ryanair	direct
20 Jul - 03 Aug	Ryanair
25 Jul - 01 Aug	Ryanair	direct
27 Jul - 08 Aug	Ryanair	direct

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

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 July from $168

Return flights