Cheapest return flights from Atlanta to Sydney in January from $846

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

Return flights

20 Jan - 05 Feb United
05 Jan - 12 Jan Frontier Airlines
06 Jan - 12 Jan Spirit Airlines

Also check the deals for one-way flights from Atlanta 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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