Cheapest return flights from Calgary to Sydney in December from $1307

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

Return flights

01 Dec - 21 Dec United
29 Dec - 29 Jan WestJet
01 Dec - 30 Dec United
20 Dec - 27 Dec Air Canada
18 Dec - 26 Dec WestJet
18 Dec - 05 Jan Air Canada
21 Dec - 07 Jan WestJet
19 Dec - 03 Jan Air Canada
19 Dec - 02 Jan Air Canada

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

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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