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

Return flights

03 Sep - 08 Oct	Air France
09 Sep - 24 Sep	Air France
07 Sep - 26 Sep	KLM
07 Sep - 20 Sep	Air France
14 Sep - 28 Sep	KLM
25 Sep - 02 Oct	KLM
11 Sep - 26 Sep	Air France
05 Sep - 17 Sep	Air France
06 Sep - 18 Sep	Air France
16 Sep - 30 Sep	Air France
25 Sep - 09 Oct	Air France
24 Sep - 08 Oct	KLM
09 Sep - 24 Sep	Air Transat	direct
05 Sep - 17 Sep	Air Transat	direct
24 Sep - 08 Oct	Air Transat	direct

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 458€

Return flights