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

Return flights

15 Sep - 19 Sep	WestJet	direct
15 Sep - 18 Sep	WestJet	direct
30 Sep - 09 Oct	WestJet
28 Sep - 14 Oct	Air Transat
30 Sep - 07 Oct	Air Transat
25 Sep - 01 Oct	WestJet
16 Sep - 22 Sep	WestJet
16 Sep - 06 Oct	WestJet
16 Sep - 25 Sep	WestJet
25 Sep - 30 Sep	WestJet
20 Sep - 11 Oct	Air Canada
27 Sep - 29 Sep	WestJet
26 Sep - 10 Oct	WestJet
30 Sep - 17 Oct	Lufthansa
20 Sep - 29 Sep	Lufthansa
17 Sep - 21 Sep	Flair Airlines
19 Sep - 26 Sep	Air Transat
15 Sep - 11 Oct	WestJet
29 Sep - 25 Oct	WestJet
18 Sep - 25 Sep	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.

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Cheapest return flights from Calgary to Paris in September from 429€

Return flights