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

Return flights

06 May - 20 May	Ryanair
26 May - 28 May	Ryanair
11 May - 14 May	Ryanair
27 May - 05 Jun	Ryanair
10 May - 14 May	Ryanair
04 May - 08 May	Ryanair
26 May - 13 Jun	Ryanair	direct
27 May - 13 Jun	Ryanair	direct
28 May - 02 Jun	Ryanair
05 May - 09 May	Ryanair
15 May - 03 Jun	Ryanair
18 May - 02 Jun	Ryanair
05 May - 09 May	Ryanair	direct
02 May - 09 May	Ryanair	direct
02 May - 12 May	Ryanair	direct
06 May - 09 May	Ryanair	direct
26 May - 09 Jun	Ryanair	direct
27 May - 09 Jun	Ryanair	direct
25 May - 01 Jun	Ryanair
26 May - 06 Jun	Ryanair	direct

Also check the deals for one-way flights from Warsaw to Lisbon 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 Warsaw to Lisbon in May from $211

Return flights