AirHint found the following cheapest return flights from Vienna (VIE) to Porto (OPO) in April 2026 (see full year).

Return flights

13 Apr - 16 Apr	Ryanair
13 Apr - 19 Apr	Ryanair
20 Apr - 27 Apr	Ryanair
15 Apr - 21 Apr	Ryanair
21 Apr - 23 Apr	Ryanair
14 Apr - 16 Apr	Ryanair
19 Apr - 21 Apr	Ryanair
10 Apr - 14 Apr	Ryanair
13 Apr - 17 Apr	Ryanair
13 Apr - 18 Apr	Ryanair
25 Apr - 05 May	Ryanair
25 Apr - 12 May	Ryanair
19 Apr - 06 May	Ryanair
19 Apr - 06 May	Ryanair	direct
17 Apr - 06 May	Ryanair
28 Apr - 01 May	Ryanair
17 Apr - 06 May	Ryanair	direct
19 Apr - 09 May	Ryanair	direct
19 Apr - 08 May	Ryanair	direct
15 Apr - 04 May	Vueling Airlines

Also check the deals for one-way flights from Vienna to Porto in April.

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 Vienna to Porto in April from 111€

Return flights