$631 Cheap Flights from Atlanta (ATL) to Sydney (SYD)

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Find available prices by choosing your travel dates.

Cheap Flights from Atlanta to Sydney (ATL-SYD)

Prices were available within the past 7 days and start at $631 for one-way flights and $1,128 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
Qantas Airways
United
Delta
Air New Zealand
Air Canada
All Nippon Airways
Turkish Airlines
Etihad Airways
Flights from Atlanta (ATL) to Sydney (SYD)
Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air New Zealand, Air Tahiti Nui, Alaska Airlines, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Delta, Etihad Airways, Japan Airlines, Korean Air, Lufthansa, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Turkish Airlines, United
Roundtrip price
$1,127
Distance
9284 mi

Atlanta to Sydney Flights

The cheapest times to fly from Atlanta to Sydney

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Atlanta to Sydney are during the month of August. You can find some of the cheapest flights from Atlanta to Sydney with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Atlanta to Sydney

Sunday is one of the best days to book for cheap flights from Atlanta to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Atlanta to Sydney

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Atlanta to Sydney in 2025. You can also book with separate airlines for your outbound and return journeys, from $631 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Atlanta to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Atlanta to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from Atlanta Airport to Sydney Airport last minute?
Booking your flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to SYD at the last minute could save you money if you’re lucky enough to find an awesome deal. However, tickets usually don’t get cheaper as the departure date nears. If you hold out, flights could also be sold out or the best seats taken (don’t get stuck in the middle!). If you’d rather not take any chances, book well in advance of the date you want to leave. Keep in mind that some of the best deals can be found up to a year in advance. If your preferred airline hasn’t released tickets yet, check back regularly as offers are updated on Expedia all the time.
What airports do you fly into for Sydney from Atlanta?
You have one option when jetting from Atlanta to Sydney — that’s Kingsford Smith Intl. Airport (SYD). Arrive here and you’ll be approximately 5 mi southwest of the heart of Sydney. Work out your travel dates and enjoy all that this fantastic city has got to offer.
Can I change the date of my flight from Hartsfield--Jackson Atlanta International Airport to SYD?
Sometimes life gets in the way of plans, so Expedia is here to help make amending your trip as easy as possible. First, find your Atlanta Airport to Sydney Airport itinerary through the Expedia Trips portal and check the fare rules and conditions regarding changes. If you booked in the last 24 hours, some carriers will allow you to cancel for free and organize new flights. If you bought your ticket more than 24 hours ago, connect with us through our Customer Service portal to see how we can help.

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*Available to One Key members.