Cheapest return TSF–OPO flights, May

AirHint found the following cheapest return flights from Treviso (TSF) to Porto (OPO) in May 2026 (see full year).

Return flights

31 May - 14 Jun Ryanair direct
31 May - 09 Jun Ryanair direct
31 May - 21 Jun Ryanair direct
31 May - 16 Jun Ryanair direct
31 May - 07 Jun Ryanair direct
31 May - 12 Jun Ryanair direct
25 May - 27 May Ryanair
20 May - 28 May Ryanair
31 May - 19 Jun Ryanair direct
31 May - 02 Jun Ryanair
21 May - 27 May Ryanair
31 May - 03 Jun Ryanair
26 May - 02 Jun Ryanair
28 May - 29 May Ryanair
27 May - 29 May Ryanair
26 May - 29 May Ryanair
20 May - 31 May Ryanair
25 May - 29 May Ryanair
25 May - 30 May Ryanair
28 May - 31 May Ryanair

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

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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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