AirHint found the following cheapest return flights from Nantes (NTE) to Montreal (YUL) in September 2026 (see full year).

Return flights

05 Sep - 19 Sep	KLM
01 Sep - 21 Sep	Air France
08 Sep - 22 Sep	Air France
08 Sep - 24 Sep	Air France
07 Sep - 24 Sep	Air France
23 Sep - 07 Oct	Air France
08 Sep - 22 Sep	Air Transat	direct
14 Sep - 28 Sep	Air Transat	direct
08 Sep - 24 Sep	Air Transat	direct
07 Sep - 24 Sep	Air Transat	direct
23 Sep - 07 Oct	Air Transat	direct
04 Sep - 18 Sep	Air France

Also check the deals for one-way flights from Nantes to Montreal 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 Nantes to Montreal in September from 463€

Return flights