AirHint found the following cheapest return flights from Newark (EWR) to Sydney (SYD) in January 2026 (see full year).

Return flights

20 Jan - 27 Jan	Air Canada
25 Jan - 09 Feb	United
25 Jan - 08 Feb	United
26 Jan - 02 Feb	United
19 Jan - 26 Jan	Air Canada
21 Jan - 28 Jan	United
20 Jan - 08 Feb	United
26 Jan - 13 Feb	United
30 Jan - 15 Feb	United
13 Jan - 27 Jan	United
13 Jan - 21 Jan	United
17 Jan - 25 Jan	Air Canada
30 Jan - 27 Feb	Hawaiian Airlines
22 Jan - 29 Jan	United
24 Jan - 31 Jan	United
17 Jan - 31 Jan	United
14 Jan - 31 Jan	Hawaiian Airlines
06 Jan - 20 Feb	Spirit Airlines
12 Jan - 02 Feb	Spirit Airlines

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

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

Cheapest return flights from Newark to Sydney in January from 843€

Return flights