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

Return flights

20 Sep - 12 Oct	WestJet
15 Sep - 24 Sep	WestJet
15 Sep - 30 Sep	WestJet
16 Sep - 30 Sep	WestJet
22 Sep - 07 Oct	WestJet
19 Sep - 28 Sep	WestJet
12 Sep - 21 Sep	WestJet
16 Sep - 09 Oct	WestJet	direct
20 Sep - 05 Oct	WestJet
15 Sep - 03 Oct	WestJet
25 Sep - 08 Oct	WestJet	direct
13 Sep - 20 Sep	WestJet
08 Sep - 15 Sep	WestJet	direct
08 Sep - 06 Oct	WestJet
27 Sep - 10 Oct	WestJet
27 Sep - 03 Oct	WestJet
10 Sep - 22 Sep	WestJet
30 Sep - 12 Oct	Norse Atlantic Airways
15 Sep - 26 Sep	WestJet
13 Sep - 22 Sep	WestJet

Also check the deals for one-way flights from Paris to Calgary 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 Paris to Calgary in September from $448

Return flights