AirHint found the following cheapest return flights from Toronto (YYZ) to Sydney (SYD) in May 2026 (see full year).

Return flights

02 May - 20 May	WestJet
02 May - 23 May	WestJet
10 May - 02 Jun	WestJet
01 May - 24 May	WestJet
27 May - 03 Jun	Air Canada
05 May - 19 May	Air Canada
18 May - 21 May	Cathay Pacific
11 May - 28 May	Cathay Pacific
13 May - 27 May	Cathay Pacific
01 May - 08 May	Air Canada
19 May - 26 May	Air Canada
16 May - 30 May	Air Canada

Also check the deals for one-way flights from Toronto to Sydney in May.

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 Toronto to Sydney in May from 961€

Return flights