Cheap flights from Sydney to Perth from $165

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 $320. If you are unable to visit Perth during the month of May, then departing from Sydney during the month August is also very affordable. Most momondo users find prices during this month for around $327.

The cheapest day to depart on your flight to Perth is on a Tuesday when prices can be found for as low as $374. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Perth is Sunday, with ticket prices averaging around $474.

In the evening is the cheapest time of day to fly from Sydney to Perth when you can find flight prices for as low as $385. Flying to Perth in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $508. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $373 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 $340 on momondo.

Jetstar is the most popular carrier operating from Sydney Kingsford Smith to Perth

Virgin Australia, Jetstar and Qantas Airways are the top three most popular airlines that fly to Perth from Sydney according to our data. Virgin Australia is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Perth. Keep in mind that there are 3 different airlines that fly to Perth on a routine basis, so you have a few additional options to choose from.

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 97 minutes.

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

Saturday is statistically the day of the week which experiences the fewest number of 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 have had the least number of delays on this route over the last 12 months; with about 23% of their flights experiencing any sort of delay.

Melbourne (MEL) was the most common stop: 80% of momondo users choosing 1-stop flights on this route connected there.

Flights via Melbourne (MEL) offer the lowest average round-trip price of $487.

Flights connecting via Adelaide (ADL) have the shortest average one-way travel time: 7h 05m.

Melbourne (MEL) has the shortest average layover time for this route: 1h 32m.

51 flights are operational daily from Sydney to Perth as of May 2026. The most popular departure time for this route is 12:00PM, with 40% of flights per day taking off at noon.

The number of flights available between Sydney and Perth is 361 per week as of May 2026. The most frequent departure day is Fri, with 18% of weekly flights leaving on this day.