Cheapest one-way flights from Newark to Sydney in September from $666

Best time to book flights for Newark (EWR) to Sydney (SYD) flights at AirHint

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

One-Way flights

10 Sep Delta
13 Sep Delta
20 Sep Delta
30 Sep Delta
23 Sep Delta
16 Sep Qantas

Also check the deals for return flights from Newark 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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