AirHint found the following cheapest return flights from Lisbon (LIS) to Plaisance (MRU) in September 2025 (see full year).

Return flights

27 Sep - 05 Oct	Ryanair
21 Sep - 28 Sep	easyJet
14 Sep - 03 Oct	easyJet
20 Sep - 30 Sep	Ryanair
12 Sep - 19 Sep	Ryanair
18 Sep - 25 Sep	Air France
24 Sep - 01 Oct	Wizz Air Malta
09 Sep - 16 Sep	Vueling Airlines
15 Sep - 25 Sep	KLM
22 Sep - 24 Sep	easyJet
01 Sep - 08 Sep	Air France
14 Sep - 04 Oct	easyJet
17 Sep - 02 Oct	Air France

Also check the deals for one-way flights from Lisbon to Plaisance in September.

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 Plaisance in September from 675€

Return flights