Cheapest return flights from New York to Sydney in September from $1080

AirHint found the following cheapest return flights from New York (NYC) to Sydney (SYD) in September 2026 (see full year).

Return flights

04 Sep - 19 Sep jetBlue
09 Sep - 16 Sep Cathay Pacific
01 Sep - 16 Sep Cathay Pacific
06 Sep - 14 Sep Air Canada
11 Sep - 15 Oct Philippine Airlines
28 Sep - 07 Oct Air Canada
05 Sep - 19 Sep Spirit Airlines
12 Sep - 15 Oct jetBlue
14 Sep - 28 Sep Alaska Airlines
15 Sep - 28 Sep Air Canada

Also check the deals for one-way flights from New York to Sydney in September.

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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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