AirHint found the following cheapest return flights from Atlanta (ATL) to Sydney (SYD) in October 2025 (see full year).
Return flights
| 26 Oct - 02 Nov | United | ||
| 26 Oct - 09 Nov | United | ||
| 21 Oct - 29 Oct | United | ||
| 22 Oct - 28 Oct | United |
Also check the deals for one-way flights from Atlanta to Sydney in October.
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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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