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

Return flights

05 May - 13 May	Vueling Airlines
06 May - 13 May	Vueling Airlines
05 May - 09 May	Vueling Airlines
04 May - 16 May	Vueling Airlines
12 May - 14 May	Vueling Airlines
08 May - 10 May	Vueling Airlines
13 May - 16 May	Vueling Airlines
14 May - 16 May	Vueling Airlines
01 May - 05 May	easyJet
01 May - 03 May	TAP	direct

Also check the deals for one-way flights from Lisbon to Vienna 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.

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Cheapest return flights from Lisbon to Vienna in May from $182

Return flights