Cheapest one-way flights from New York to Sydney in January from $609

AirHint found the following cheapest one-way flights from New York (LGA) to Sydney (SYD) in January 2026 (see full year).

One-Way flights

31 Jan Spirit Airlines
19 Jan Delta
18 Jan Delta
26 Jan Delta
24 Jan Spirit Airlines
13 Jan Spirit Airlines
12 Jan Frontier Airlines
23 Jan Spirit Airlines
11 Jan Frontier Airlines
15 Jan Spirit Airlines

Also check the deals for return flights from New York to Sydney in January.

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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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