AirHint found the following cheapest return flights from Calgary (YYC) to Paris (CDG) in September 2025 (see full year).

Return flights

20 Sep - 27 Sep	WestJet
22 Sep - 23 Oct	WestJet
25 Sep - 27 Sep	WestJet
15 Sep - 22 Sep	WestJet
08 Sep - 22 Sep	WestJet
01 Sep - 09 Sep	WestJet
10 Sep - 24 Sep	WestJet
09 Sep - 22 Sep	WestJet
18 Sep - 23 Sep	Flair Airlines
15 Sep - 19 Sep	WestJet
16 Sep - 20 Sep	WestJet
15 Sep - 27 Oct	WestJet
27 Sep - 05 Oct	Air Canada
23 Sep - 09 Oct	Air Canada
20 Sep - 05 Oct	Air Canada
16 Sep - 06 Oct	Brussels Airlines
23 Sep - 09 Oct	WestJet	direct

Also check the deals for one-way flights from Calgary to Paris 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.

Book a cheap hotel in Paris

Cheap car rent in Paris

Cheapest return flights from Calgary to Paris in September from $572

Return flights