AirHint found the following cheapest return flights from Montreal (YUL) to Sydney (SYD) in July 2026 (see full year).

Return flights

29 Jul - 05 Aug	Air Canada
27 Jul - 03 Aug	Air Canada
01 Jul - 08 Jul	Air Canada
30 Jul - 06 Aug	WestJet
28 Jul - 04 Aug	Air Canada
26 Jul - 02 Aug	Air Canada
23 Jul - 30 Jul	Air Canada
31 Jul - 07 Aug	Air Canada
24 Jul - 31 Jul	United
25 Jul - 01 Aug	United
20 Jul - 27 Jul	Air Canada
13 Jul - 20 Jul	Air Canada
06 Jul - 13 Jul	Air Canada
08 Jul - 15 Jul	Air Canada
11 Jul - 18 Jul	Air Canada
15 Jul - 22 Jul	Air Canada
04 Jul - 11 Jul	Air Canada
18 Jul - 07 Aug	Air Canada
13 Jul - 14 Aug	Air Canada
17 Jul - 07 Aug	Air Canada

Also check the deals for one-way flights from Montreal to Sydney in July.

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 Montreal to Sydney in July from 1249€

Return flights