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

Return flights

30 Jan - 02 Feb	Hawaiian Airlines
26 Jan - 31 Jan	Delta
19 Jan - 22 Jan	Delta
26 Jan - 13 Feb	Delta
28 Jan - 01 Feb	Hawaiian Airlines
24 Jan - 31 Jan	Hawaiian Airlines
21 Jan - 28 Jan	Qantas
28 Jan - 05 Feb	Qantas
27 Jan - 16 Feb	Qantas
29 Jan - 05 Feb	Hawaiian Airlines
19 Jan - 16 Feb	Qantas
20 Jan - 28 Jan	Cathay Pacific
18 Jan - 01 Feb	Frontier Airlines
29 Jan - 31 Jan	jetBlue
19 Jan - 28 Jan	Qantas
22 Jan - 29 Jan	Cathay Pacific
26 Jan - 01 Feb	Turkish Airlines
20 Jan - 09 Feb	Turkish Airlines
22 Jan - 28 Jan	Delta
23 Jan - 28 Jan	Qantas

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 958€

Return flights