How long is the flight from Atlanta to Sydney?

Departing from Atlanta to Sydney will take you 21h 20m. The distance between Atlanta and Sydney is about 14933 km. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines flying from Atlanta to Sydney round-trip?

Flying on Delta is currently your cheapest option to Sydney, with prices starting at $1,187. Additional round-trip tickets that might be worth considering are offered by Qantas Airways and American Airlines, with the lowest prices starting at $1,398 and $1,757, respectively. Users have found that Delta is 40% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

What are the most popular airlines that fly from Atlanta to Sydney?

Consider Qantas Airways, American Airlines or Delta when booking your flight. These represent the most popular airlines when flying from Atlanta to Sydney.

What is the cheapest time of day to fly from ATL to SYD?

When flying from Atlanta to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Atlanta to Sydney that include hotel bookings?

Yes. In addition to deals on Atlanta to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Atlanta to Sydney?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Sydney.

Can I find deals for business class flights from Atlanta to Sydney?

Yes. Cheapflights offers flight deals from Atlanta to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$741+ Cheap Flights from Atlanta to Sydney

Cheap flight deals from Atlanta to Sydney

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Atlanta to Sydney
Explore the most affordable flight options available from Atlanta to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Mon 19/1015:58 -

1 stop24h 32m

Mon 26/1014:00 -

2 stops33h 06m

Deal found 5/9$1,420

Sun 1/1110:19 -

2 stops34h 16m

Mon 16/1114:00 -

2 stops34h 06m

Deal found 6/9$1,448

Tue 3/1110:19 -

1 stop28h 06m

Tue 10/1114:00 -

2 stops34h 06m

Deal found 8/9$1,452

Sun 18/1017:55 -

1 stop23h 10m

Mon 2/1114:00 -

3 stops54h 49m

Deal found 5/9$1,562

Mon 19/1015:58 -

1 stop24h 32m

Fri 23/1014:15 -

2 stops32h 30m

Deal found 4/9$1,599

Find flight deals from Atlanta to Sydney

Round-trip from	$1,420
One-way from	$741
Popular in	December
Cheapest in	May
Average price	$1,872

19/10-26/10
3 total stops
57h 38m total
Atlanta to Sydney

Search Deals

21/10-31/12
2 total stops
33h 45m total
Atlanta to Sydney

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($102 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($62 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

AtlantaSydney

ATL Atlanta Hartsfield-Jackson - SYD Sydney Kingsford Smith

ATLSYD

Atlanta Hartsfield-Jackson

Wed 14/10

19:35-07:55

1 stop21h 20m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$999

AtlantaSydney

ATL Atlanta Hartsfield-Jackson - SYD Sydney Kingsford Smith

ATLSYD

Atlanta Hartsfield-Jackson

Mon 12/10

19:35-07:55

1 stop21h 20m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$999

AtlantaSydney

ATL Atlanta Hartsfield-Jackson - SYD Sydney Kingsford Smith

ATLSYD

Atlanta Hartsfield-Jackson

Sun 22/11

10:59-09:20

2 stops30h 21m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,005

AtlantaSydney

ATL Atlanta Hartsfield-Jackson - SYD Sydney Kingsford Smith

ATLSYD

Atlanta Hartsfield-Jackson

Wed 25/11

07:00-09:05

3 stops34h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,005

AtlantaSydney

ATL Atlanta Hartsfield-Jackson - SYD Sydney Kingsford Smith

ATLSYD

Atlanta Hartsfield-Jackson

Wed 7/10

19:35-07:55

1 stop21h 20m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,005

AtlantaSydney

ATL Atlanta Hartsfield-Jackson - SYD Sydney Kingsford Smith

ATLSYD

Atlanta Hartsfield-Jackson

Sun 1/11

17:35-09:20

1 stop23h 45m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,005

AtlantaSydney

ATL Atlanta Hartsfield-Jackson - SYD Sydney Kingsford Smith

ATLSYD

Atlanta Hartsfield-Jackson

Sat 17/10

22:59-07:50

1 stop41h 51m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,006

AtlantaSydney

ATL Atlanta Hartsfield-Jackson - SYD Sydney Kingsford Smith

ATLSYD

Atlanta Hartsfield-Jackson

Wed 21/10

05:40-07:55

3 stops35h 15m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,013

AtlantaSydney

ATL Atlanta Hartsfield-Jackson - SYD Sydney Kingsford Smith

ATLSYD

Atlanta Hartsfield-Jackson

Wed 14/10

19:35-07:55

1 stop21h 20m

Sydney Kingsford Smith

Tue 27/10

11:50-00:35

2 stops27h 45m

$1,883

AtlantaSydney

ATL Atlanta Hartsfield-Jackson - SYD Sydney Kingsford Smith

ATLSYD

Atlanta Hartsfield-Jackson

Sun 21/2

09:25-06:50

2 stops29h 25m

Sydney Kingsford Smith

Wed 3/3

10:40-15:22

1 stop20h 42m

$1,884

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Showing 1-10 of 17 resultsSorted by cheapest first

Best time to book a flight from Atlanta to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Atlanta with our price prediction graph.

ATL-SYD

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Sydney

How far ahead should I book a flight from Atlanta to Sydney?

To ensure you get the cheapest price possible for a flight from Atlanta to Sydney, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Atlanta to Sydney?

Currently, May is the cheapest month in which you can book a flight from Atlanta to Sydney (average of $1,721). Flying from Atlanta to Sydney in December is currently the most expensive (average of $2,462). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Atlanta to Sydney?

Airfare is below average for this route at the moment.

Atlanta to Sydney flights typically cost between $1,448 and $2,167 in October.
The cheapest return price found within the last 5 days was $1,420 on Multiple Airlines (19 Oct–26 Oct).

Reviews of airlines servicing Sydney

Check out reviews from past customers who have flown with Delta,Qantas Airways, andAmerican Airlines from Atlanta to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,550 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Delta

7.8

Good

8,550 reviews

Delta

7.8

Good

8,550 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Qantas Airways

7.5

Good

1,090 reviews

Delta

7.8

Good

8,550 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

American Airlines

7.1

Good

12,040 reviews

Delta

7.8

Good

8,550 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Related info for your journey

How long is the flight from Atlanta to Sydney?
Departing from Atlanta to Sydney will take you 21h 20m. The distance between Atlanta and Sydney is about 14933 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Atlanta to Sydney round-trip?
Flying on Delta is currently your cheapest option to Sydney, with prices starting at $1,187. Additional round-trip tickets that might be worth considering are offered by Qantas Airways and American Airlines, with the lowest prices starting at $1,398 and $1,757, respectively. Users have found that Delta is 40% cheaper than the other options available to this destination.
Can I find deals for flights from Atlanta to Sydney that include hotel bookings?
Yes. In addition to deals on Atlanta to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Atlanta to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Sydney.
Can I find deals for business class flights from Atlanta to Sydney?
Yes. Cheapflights offers flight deals from Atlanta to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Atlanta to Sydney?
Currently, May is the cheapest month in which you can book a flight from Atlanta to Sydney (average of $1,721). Flying from Atlanta to Sydney in December is currently the most expensive (average of $2,462). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Parramatta

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Penrith

Manly

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Alternative routes for Atlanta to Sydney

Albany to Sydney flights

Top 3 airlines flying from Atlanta to Sydney

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$1,187	Average$2,330	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Qantas Airways	Cheapest$1,398	Average$1,926	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
American Airlines	Cheapest$1,757	Average$2,280	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

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How does Cheapflights help users find flights from Atlanta to Sydney?

Cheapflights makes it easy to find Atlanta to Sydney flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Atlanta to Sydney?

Cheapflights helps you find that perfect flight to Sydney from Atlanta by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Atlanta to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from Atlanta to Sydney with no change fees.

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Cheap flights from Atlanta to Sydney from $741

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Atlanta to Sydney

Cheapest flights from Atlanta to SydneyExplore the most affordable flight options available from Atlanta to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Explore the most affordable flight options available from Atlanta to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Best flights from Atlanta to SydneyDiscover carefully curated flight deals from Atlanta to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Discover carefully curated flight deals from Atlanta to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Last-minute flights from Atlanta to SydneyDiscover last-minute flight deals from Atlanta to Sydney. Data last updated 8 September 2026 and is based on user searches.

Discover last-minute flight deals from Atlanta to Sydney. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Atlanta to SydneySearch for one-way flight options from Atlanta to Sydney. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Search for one-way flight options from Atlanta to Sydney. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Find flight deals from Atlanta to Sydney

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Use the filters below to find and compare flights from Atlanta to Sydney that are best for you.

Best time to book a flight from Atlanta to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Atlanta with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Atlanta to Sydney?

To ensure you get the cheapest price possible for a flight from Atlanta to Sydney, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Atlanta to Sydney?

How much does it cost for a return flight from Atlanta to Sydney?

Airfare is below average for this route at the moment.

Atlanta to Sydney flights typically cost between $1,448 and $2,167 in October.The cheapest return price found within the last 5 days was $1,420 on Multiple Airlines (19 Oct–26 Oct).

Reviews of airlines servicing Sydney

Check out reviews from past customers who have flown with Delta,Qantas Airways, andAmerican Airlines from Atlanta to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Atlanta to Sydney?

What are the cheapest airlines flying from Atlanta to Sydney round-trip?

Can I find deals for flights from Atlanta to Sydney that include hotel bookings?

How can I find direct flights from Atlanta to Sydney?

Can I find deals for business class flights from Atlanta to Sydney?

What is the cheapest month to book a flight from Atlanta to Sydney?

Travelling to a place near Sydney?

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Alternative routes for Atlanta to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Sydney by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to New South Wales

Book a non-stop flight to one of these other cities located in New South Wales.

Search flights from Atlanta to Sydney by cabin class

Find flights from Atlanta to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Atlanta and Sydney flights

Browse other Atlanta and Sydney flight options. Last updated on 8 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Sydney

Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 8 September 2026.

Top 3 airlines flying from Atlanta to Sydney

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How does Cheapflights help users find flights from Atlanta to Sydney?

Why should you use Cheapflights to find cheap flight tickets from Atlanta to Sydney?

Can Cheapflights find flights from Atlanta to Sydney with no change fees?

Can Cheapflights notify me if prices for flights from Atlanta to Sydney become cheaper?

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Cheapest flights from Atlanta to Sydney
Explore the most affordable flight options available from Atlanta to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Best flights from Atlanta to Sydney
Discover carefully curated flight deals from Atlanta to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Last-minute flights from Atlanta to Sydney
Discover last-minute flight deals from Atlanta to Sydney. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Atlanta to Sydney
Search for one-way flight options from Atlanta to Sydney. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Atlanta to Sydney flights typically cost between $1,448 and $2,167 in October.
The cheapest return price found within the last 5 days was $1,420 on Multiple Airlines (19 Oct–26 Oct).