AirHint found the following cheapest return flights from Auckland (AKL) to Buenos Aires (AEP) in March 2026 (see full year).

Return flights

18 Mar - 22 Apr	Air New Zealand
03 Mar - 15 Mar	LATAM Airlines Group
04 Mar - 11 Mar	LATAM Airlines Group
03 Mar - 07 Apr	Qantas
05 Mar - 05 Apr	LATAM Airlines Group
02 Mar - 16 Mar	Qantas
12 Mar - 20 Mar	LATAM Airlines Group
16 Mar - 24 Apr	LATAM Airlines Group
28 Mar - 11 Apr	Air New Zealand
01 Mar - 15 Mar	Qantas
11 Mar - 01 Apr	Qantas
03 Mar - 20 Mar	LATAM Airlines Group
11 Mar - 20 Mar	LATAM Airlines Group
01 Mar - 31 Mar	Qatar Airways
21 Mar - 28 Mar	Qatar Airways

Also check the deals for one-way flights from Auckland to Buenos Aires in March.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Auckland to Buenos Aires in March from 1028€

Return flights