Cheapest one-way flights from Ontario (ONT) to Sydney (SYD), November

10 dates in November, from $ 512. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
15 Nov Alaska Airlines
5 Nov Alaska Airlines
18 Nov Alaska Airlines
13 Nov Alaska Airlines
4 Nov Alaska Airlines
19 Nov Alaska Airlines
23 Nov Alaska Airlines
24 Nov Frontier Airlines
25 Nov Frontier Airlines
14 Nov Alaska Airlines
Powered by

Cheapest deals for the full year

Deals for return flights from Ontario to Sydney in November.

Book a cheap hotel in Sydney

Cheap car rent in Sydney Intl

Updated Oct 13, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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