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

Return flights

17 Apr - 19 Apr	Vueling Airlines
30 Apr - 03 May	Vueling Airlines
01 Apr - 04 Apr	KLM
10 Apr - 19 Apr	Ryanair
10 Apr - 22 Apr	Ryanair
17 Apr - 19 Apr	TAP	direct
01 Apr - 19 Apr	Ryanair
13 Apr - 19 Apr	Ryanair
17 Apr - 22 Apr	Ryanair
13 Apr - 22 Apr	Ryanair
24 Apr - 03 May	Ryanair
11 Apr - 19 Apr	Ryanair
17 Apr - 03 May	Ryanair
13 Apr - 03 May	Ryanair
30 Apr - 17 May	Ryanair	direct
24 Apr - 09 May	Ryanair	direct
25 Apr - 03 May	Ryanair
30 Apr - 09 May	Ryanair	direct
24 Apr - 03 May	Ryanair	direct
30 Apr - 03 May	Ryanair	direct

Also check the deals for one-way flights from Lisbon to Vienna 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 Lisbon to Vienna in April from 197€

Return flights