Cheap flights from Auckland to Sydney from £106

In general, March 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 £252. If you don’t want to visit Sydney in March, then you should wait until May to fly from Auckland, when ticket prices are also cheap, with an average price of £253.

The cheapest day to depart on your flight to Sydney is on a Thursday when prices can be found for as low as £340. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Auckland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £868.

According to our data, the cheapest time of day to fly to Sydney is in the afternoon. momondo users have found flights departing from Auckland to Sydney in the afternoon for as low as £375. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At midday is when there is more demand to fly to Sydney, so prices are often more expensive at around £846 per ticket.

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 £273 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Auckland for as low as £251 on momondo.

There are 3 cabin classes available to choose from on Auckland to Sydney 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 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 107 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.

Tuesday is statistically the day of the week that experiences the fewest 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 fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

As of September 2026, there are 76 flights per day flying from Auckland to Sydney. The most common time of day flights depart is 06:00, with 54% of flights taking off at midday.

The number of flights available between Auckland and Sydney is 538 per week as of September 2026. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.