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

Return flights

26 Sep - 04 Oct	WestJet
23 Sep - 21 Oct	Air Canada
27 Sep - 21 Oct	Air Canada
29 Sep - 03 Oct	WestJet
20 Sep - 03 Oct	WestJet
16 Sep - 08 Oct	Air Canada
24 Sep - 03 Oct	Air Canada
20 Sep - 24 Sep	WestJet
22 Sep - 18 Oct	Air Canada
23 Sep - 18 Oct	Air Canada
24 Sep - 18 Oct	Air Canada
21 Sep - 26 Sep	Delta
18 Sep - 25 Sep	Delta
18 Sep - 21 Sep	Delta
17 Sep - 25 Sep	Delta
22 Sep - 27 Sep	KLM
21 Sep - 27 Sep	KLM
17 Sep - 25 Sep	KLM	direct
17 Sep - 24 Sep	KLM	direct
18 Sep - 21 Sep	KLM	direct

Also check the deals for one-way flights from Calgary to Amsterdam 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 Amsterdam in September from 530€

Return flights