AirHint found the following cheapest return flights from Lyon (LYS) to Monastir (MIR) in September 2025 (see full year).

Return flights

16 Sep - 23 Sep	Transavia France	direct
01 Sep - 22 Sep	Transavia France	direct
27 Sep - 04 Oct	Nouvelair	direct
18 Sep - 22 Sep	Transavia France	direct
20 Sep - 23 Sep	Nouvelair	direct
27 Sep - 05 Oct	Nouvelair	direct
01 Sep - 09 Sep	Transavia France	direct
05 Sep - 15 Sep	Transavia France	direct
01 Sep - 07 Sep	Transavia France	direct
11 Sep - 13 Sep	Transavia France	direct
29 Sep - 29 Sep	Tunisair
26 Sep - 03 Oct	Air France

Also check the deals for one-way flights from Lyon to Monastir 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 Lyon to Monastir in September from 115€

Return flights