Cheap flights from Auckland to Sydney from £105

In general, May 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 £258. If you don’t want to visit Sydney in May, then you should wait until March to fly from Auckland, when ticket prices are also cheap, with an average price of £258.

The cheapest day to depart on your flight to Sydney is on a Thursday when prices can be found for as low as £334. 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 £883.

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 £337. 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 £878 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 £283 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 £257 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 October 2026, there are 74 flights per day flying from Auckland to Sydney. The most common time of day flights depart is 07:00, with 52% of flights taking off at midday.

The number of flights available between Auckland and Sydney is 521 per week as of October 2026. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.