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

Return flights

31 Jan - 10 Feb	Air Canada
28 Jan - 07 Feb	Air Canada
23 Jan - 02 Feb	Air Canada
23 Jan - 01 Feb	Air Canada
31 Jan - 11 Feb	Air Canada
25 Jan - 08 Feb	United
25 Jan - 03 Feb	United
19 Jan - 26 Jan	Delta
14 Jan - 28 Jan	Qantas
19 Jan - 27 Jan	Delta
22 Jan - 29 Jan	Qantas
23 Jan - 30 Jan	Frontier Airlines
19 Jan - 28 Jan	Qantas
24 Jan - 03 Feb	Qantas
22 Jan - 28 Jan	United
30 Jan - 09 Feb	United
25 Jan - 31 Jan	United
22 Jan - 27 Jan	United
17 Jan - 25 Jan	United
31 Jan - 14 Feb	United

Also check the deals for one-way flights from New York 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.

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Cheapest return flights from New York to Sydney in January from 759€

Return flights