Cheapest return flights from Newark to Sydney in August from $924

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

AirHint found the following cheapest return flights from Newark (EWR) to Sydney (SYD) in August 2025 (see full year).

Return flights

23 Aug - 30 Aug Delta
08 Aug - 16 Aug Delta
24 Aug - 02 Sep United
10 Aug - 17 Aug Lufthansa
21 Aug - 02 Sep Lufthansa
22 Aug - 02 Sep Lufthansa
13 Aug - 20 Aug Lufthansa
16 Aug - 31 Aug Lufthansa
26 Aug - 31 Aug Lufthansa
27 Aug - 07 Sep Alaska Airlines
26 Aug - 02 Sep Air Canada
13 Aug - 27 Aug Air Canada
14 Aug - 21 Aug Air Canada
04 Aug - 19 Aug Air Canada
09 Aug - 17 Aug Air Canada

Also check the deals for one-way flights from Newark to Sydney in August.

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.

Book a cheap hotel in Sydney

Cheap car rent in Sydney