Cheap flights from Sydney to Perth from £142

The month of February is another great option to travel to Perth, with average flight prices from Sydney averaging around £256.

On average, the least expensive day to fly to Perth from Sydney is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £242. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Perth is Monday, with ticket prices averaging around £548.

Our data shows that the cheapest Sydney to Perth flights are usually those with departure times in the evening. Our users have found flights to Perth in the evening for as low as £251. Flights to Perth are more costly at midday, with an average ticket price of £1,382. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

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 £295 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Perth from Sydney for as low as £272 on momondo.

There are 3 cabin classes available to choose from on Sydney to Perth flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 24% 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.

Sunday 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 have had the fewest delays on this route over the last 12 months, with about 21% of their flights experiencing any sort of delay.

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

366 flights are operational weekly from Sydney to Perth as of September 2026. The most popular departure day for this route is Mon, with 23% of flights per week taking off on this day.