Cheapest return flights from New York (LGA) to Sydney (SYD), December

18 dates in December, from $ 1,132. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
1 Dec 13 Dec Air Canada
4 Dec 12 Dec Air Canada
5 Dec 23 Dec Air Canada
2 Dec 13 Dec Qantas
31 Dec 21 Jan 2027 ANA
31 Dec 20 Jan 2027 ANA
31 Dec 22 Jan 2027 Frontier Airlines
10 Dec 12 Jan 2027 Qantas
30 Dec 13 Jan 2027 Frontier Airlines
30 Dec 18 Jan 2027 Qantas
30 Dec 22 Jan 2027 United
29 Dec 17 Jan 2027 Frontier Airlines
11 Dec 26 Dec Qantas
30 Dec 14 Jan 2027 Frontier Airlines
22 Dec 16 Jan 2027 Frontier Airlines
14 Dec 25 Dec Air New Zealand
12 Dec 29 Dec Porter Airlines (Canada) Ltd
17 Dec 28 Dec American Airlines
Powered by

Cheapest deals for the full year

Deals for one-way flights from New York to Sydney in December.

Book a cheap hotel in Sydney

Cheap car rent in Sydney Intl

Updated Oct 10, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.