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

Return flights

26 Sep - 11 Oct	Air Transat
23 Sep - 30 Sep	Porter Airlines (Canada) Ltd
12 Sep - 16 Sep	WestJet
01 Sep - 08 Sep	WestJet
17 Sep - 24 Sep	WestJet
13 Sep - 24 Sep	WestJet
20 Sep - 03 Oct	WestJet
18 Sep - 24 Sep	WestJet
25 Sep - 11 Oct	Air Canada
12 Sep - 28 Sep	WestJet
14 Sep - 04 Oct	Air Canada
16 Sep - 01 Oct	WestJet
23 Sep - 21 Oct	Air Canada
22 Sep - 26 Sep	WestJet
30 Sep - 12 Oct	WestJet
08 Sep - 13 Sep	WestJet
09 Sep - 19 Sep	WestJet
24 Sep - 18 Oct	Air Canada
15 Sep - 02 Oct	Delta
21 Sep - 04 Oct	Lufthansa

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 $596

Return flights