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

Return flights

27 Jul - 05 Aug	Ryanair	direct
31 Jul - 05 Aug	Ryanair	direct
27 Jul - 07 Aug	Ryanair	direct
27 Jul - 10 Aug	Ryanair	direct
31 Jul - 07 Aug	Ryanair	direct
31 Jul - 10 Aug	Ryanair	direct
27 Jul - 31 Jul	Ryanair	direct
31 Jul - 19 Aug	Ryanair	direct
27 Jul - 12 Aug	Ryanair	direct
31 Jul - 12 Aug	Ryanair	direct
27 Jul - 14 Aug	Ryanair	direct

Also check the deals for one-way flights from Treviso to Santander 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 Santander in July from 150€

Return flights