In general, when looking for the cheapest flight to Sydney, try to choose a flight departing in March for the best deal.
From most locations, to find the best deals on airfare, our data shows that users booking 60 days before flying found the cheapest flight to Sydney.
Most of our users find that booking their departure to Sydney on a Thursday is the cheapest. Conversely, departing on a Monday seems to be the most expensive.
Our data shows that the cheapest Sydney flights are usually those with morning departure times. midday flights are often costlier.