Cheapest return flights from Montreal to Sydney in August from 856€

AirHint found the following cheapest return flights from Montreal (YUL) to Sydney (SYD) in August 2025 (see full year).

Return flights

08 Aug - 27 Aug Porter Airlines (Canada) Ltd
30 Aug - 21 Sep WestJet
27 Aug - 03 Sep Porter Airlines (Canada) Ltd
28 Aug - 04 Sep WestJet
26 Aug - 02 Sep WestJet
30 Aug - 22 Sep Air Canada
29 Aug - 05 Sep Porter Airlines (Canada) Ltd
31 Aug - 07 Sep Porter Airlines (Canada) Ltd
06 Aug - 13 Aug Porter Airlines (Canada) Ltd
24 Aug - 09 Sep Air Canada
08 Aug - 26 Aug Porter Airlines (Canada) Ltd
01 Aug - 08 Aug Porter Airlines (Canada) Ltd
08 Aug - 15 Aug Porter Airlines (Canada) Ltd
29 Aug - 29 Sep Porter Airlines (Canada) Ltd
05 Aug - 12 Aug Air Canada
22 Aug - 29 Aug Porter Airlines (Canada) Ltd
08 Aug - 25 Aug Porter Airlines (Canada) Ltd
19 Aug - 26 Aug WestJet
07 Aug - 14 Aug Porter Airlines (Canada) Ltd
30 Aug - 06 Sep WestJet

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

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.

Book a cheap hotel in Sydney

Cheap car rent in Sydney

Feel free to contact us with any feedback or request another flight research.