Cheap flights from Auckland to Buenos Aires from $1,340

The cheapest month to fly to Buenos Aires from Auckland is in April. Flight prices, which tend to average around $1,140, are often lower during this time because this is during the off-season. If you don’t want to visit Buenos Aires in April, then you should wait until August to fly from Auckland, when ticket prices are also cheap, with an average price of $1,153.

Our data shows that Thursday is the least expensive day to fly to Buenos Aires. Tickets to fly out on this day can be as low as $1,884. Flights from Auckland to Buenos Aires on a Monday will generally be more expensive and average around $2,462. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Fly from Auckland Intl to Buenos Aires Ministro Pistarini for the best Auckland Intl - Buenos Aires flight prices

There are 2 cabin classes available to choose from on Auckland to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 4% on your flight if you consider stops on a Auckland to Buenos Aires flight.

As of June 2026, prices for Auckland to Buenos Aires flights are approximately 9% more expensive when compared to flights at the same time last year.

Historically, on average around 4% of flights between Auckland and Buenos Aires have experienced a delay on any given week. The average delay length over the past 12 months has been 92 minutes.

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

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, China Eastern have had the fewest delays on this route over the last 12 months, with about 4% of their flights experiencing any sort of delay.