Cheapest return flights from Calgary to Sydney in October from 1018€

AirHint found the following cheapest return flights from Calgary (YYC) to Sydney (SYD) in October 2025 (see full year).

Return flights

01 Oct - 15 Oct Qantas
25 Oct - 06 Nov Qantas
10 Oct - 15 Nov Qantas
11 Oct - 22 Nov United

Also check the deals for one-way flights from Calgary to Sydney in October.

Skyscanner

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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