Cheap flights from Sydney to Perth from C$ 228

In general, May is the cheapest month to fly from Sydney to Perth. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 434. If you aren’t able to travel during the month of May, then book flights to Perth from Sydney during August instead. Flights to Perth in August, while not as cheap as those in May, still average around C$ 447.

According to our data, Saturday is the cheapest day to fly to Perth from Sydney. The lowest ticket price found for a Saturday departure recently was C$ 493. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Friday is the most expensive day to depart from Sydney because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 666.

According to our data, the cheapest time of day to fly to Perth is in the evening. momondo users have found flights departing from Sydney to Perth in the evening for as low as C$ 510. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Perth, so prices are often more expensive at around C$ 551 per ticket.

Fly from Sydney Kingsford Smith to Perth for the best Sydney Kingsford Smith - Perth flight prices

You are more likely to see cheaper flights to Perth from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Perth for around C$ 508 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Perth from Sydney for as low as C$ 456 on momondo.

Historically, on average around 26% of flights between Sydney and Perth have experienced a delay on any given week. The average delay length over the past 12 months has been 96 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Virgin Australia has had the least delays on this route over the last 12 months, with about 22% of their flights experiencing any sort of delay.

The number of flights available between Sydney and Perth is 56 per day as of April 2026. The most frequent departure time is 12:00p.m., with 38% of daily flights leaving at noon.

396 flights are operational weekly from Sydney to Perth as of April 2026. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.