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

Return flights

27 May - 03 Jun	Ryanair
27 May - 02 Jun	Ryanair
26 May - 29 May	Ryanair
01 May - 06 May	Ryanair
20 May - 25 May	Ryanair
20 May - 24 May	Ryanair
29 May - 03 Jun	Ryanair
29 May - 02 Jun	Ryanair
19 May - 25 May	Ryanair
26 May - 30 May	Ryanair
19 May - 24 May	Ryanair
18 May - 25 May	Ryanair
18 May - 24 May	Ryanair
01 May - 05 May	Ryanair
29 May - 04 Jun	Ryanair
30 May - 04 Jun	Ryanair
28 May - 03 Jun	Ryanair
28 May - 02 Jun	Ryanair

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

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.

Book a cheap hotel in Porto

Cheap car rent in Porto

Cheapest return flights from Treviso to Porto in May from 214€

Return flights