Cheapest one-way flights from New York to Sydney in September from 653€

Best time to book flights for New York (LGA) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest one-way flights from New York (LGA) to Sydney (SYD) in September 2025 (see full year).

One-Way flights

14 Sep Air Canada
16 Sep Delta
29 Sep Delta

Also check the deals for return flights from New York to Sydney in September.

Skyscanner

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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