Cheap flights from Auckland to Sydney from $140

In general, August is the cheapest month to fly from Auckland to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $316. If you are unable to visit Sydney during the month of August, then departing from Auckland during the month June is also very affordable. Most momondo users find prices during this month for around $328.

The cheapest day to depart from Auckland to Sydney is on a Thursday when prices can be found for as low as $478. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $952.

According to our data, the cheapest time of day to fly to Sydney is in the evening. momondo users have found flights departing from Auckland to Sydney in the evening for as low as $497. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly at noon, with an average ticket price of $1,008. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Sydney from Auckland when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $352 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Auckland for as low as $317 on momondo.

There are 4 cabin classes available to choose from on Auckland Intl to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

Jetstar, Air New Zealand and Qantas Airways are the top three most popular airlines that fly to Sydney from Auckland according to our data. Jetstar is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 6 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Auckland and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 112 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.

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

According to our data, Jetstar have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

89 flights are operational daily from Auckland to Sydney as of March 2026. The most popular departure time for this route is 7:00AM, with 51% of flights per day taking off at noon.

As of March 2026, 627 flights take off from Auckland and land in Sydney each week. The most common flight departure day for this route is Fri, with 17% of weekly flights taking off on this day.