AirHint found the following cheapest return flights from San Francisco (SFO) to Auckland (AKL) in August 2025 (see full year).

Return flights

17 Aug - 14 Sep	Fiji Airways
05 Aug - 25 Aug	Fiji Airways
02 Aug - 18 Aug	Fiji Airways
02 Aug - 06 Aug	Fiji Airways
21 Aug - 04 Sep	Frontier Airlines
06 Aug - 25 Aug	Frontier Airlines
06 Aug - 30 Aug	Frontier Airlines
04 Aug - 25 Aug	Hawaiian Airlines
21 Aug - 04 Sep	United	direct
14 Aug - 21 Aug	United	direct
05 Aug - 18 Aug	United	direct
04 Aug - 25 Aug	Air New Zealand	direct
02 Aug - 18 Aug	United	direct

Also check the deals for one-way flights from San Francisco to Auckland in August.

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 San Francisco to Auckland in August from $852

Return flights