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

Return flights

15 Sep - 28 Sep	Iberojet	direct
22 Sep - 28 Sep	Iberojet	direct
15 Sep - 21 Sep	Iberojet	direct
08 Sep - 28 Sep	Iberojet	direct
10 Sep - 25 Oct	British Airways
10 Sep - 30 Sep	British Airways
10 Sep - 14 Sep	Air Austral
10 Sep - 23 Oct	British Airways
10 Sep - 17 Sep	Air France
14 Sep - 29 Sep	Air France
12 Sep - 03 Oct	Air France
08 Sep - 15 Sep	Air Austral
16 Sep - 17 Sep	Air Mauritius
12 Sep - 24 Oct	Turkish Airlines
15 Sep - 03 Oct	Air Mauritius
27 Sep - 15 Oct	Air Mauritius
13 Sep - 03 Oct	Air Mauritius

Also check the deals for one-way flights from Plaisance to Madrid 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 Plaisance to Madrid in September from $625

Return flights