Which layover airport has the shortest travel time from Atlanta to Sydney?

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 21h 30m.

Which layover airport offers the lowest fares from Atlanta to Sydney?

Flights via Nadi (NAN) offer the lowest average round-trip price of $829.

What airlines fly to Sydney?

Delta, United Airlines and Qantas Airways are the top three most popular airlines that fly to Sydney from Atlanta according to our data. Delta is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 7 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Atlanta to Sydney?

Dallas (DFW) has the shortest average layover time for this route: 2h 02m.

Which airport is the most popular layover for flights between Atlanta and Sydney?

Los Angeles (LAX) was the most common stop: 47% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport?

Prices for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport are updated daily.

How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport?

As of February 2026, there are 7 operators available to choose from for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport.

How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$431 Cheap Flights from Atlanta to Sydney in 2026

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One-way

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10:40 am - 12:35 pm

ATL

SYD

34h 55m

2 stops

6:00 am - 5:30 am

SYD

ATL

38h 30m

2 stops

$906Multiple Airlines

Tue, Mar 10 - Mon, Mar 16

10:33 am - 10:05 pm

ATL

SYD

44h 32m

2 stops

2:00 pm - 5:30 am

SYD

ATL

30h 30m

2 stops

$908Multiple Airlines

Sun, Mar 8 - Wed, Mar 11

4:09 pm - 9:00 am

ATL

SYD

24h 51m

1 stop

7:15 pm - 1:29 pm

SYD

ATL

33h 14m

2 stops

$912Qantas Airways

Wed, Feb 25 - Wed, Mar 11

10:30 am - 11:50 am

ATL

SYD

35h 20m

2 stops

1:15 pm - 5:45 am

SYD

ATL

30h 30m

2 stops

$916Multiple Airlines

Tue, Apr 14 - Tue, Apr 21

10:42 am - 10:05 pm

ATL

SYD

44h 23m

2 stops

2:00 pm - 5:30 am

SYD

ATL

30h 30m

2 stops

$920Multiple Airlines

Mon, Mar 9 - Mon, Mar 16

4:09 pm - 9:00 am

ATL

SYD

24h 51m

1 stop

5:50 pm - 1:29 pm

SYD

ATL

34h 39m

2 stops

$922Qantas Airways

Wed, Feb 25 - Wed, Mar 11

5:39 pm - 9:00 am

ATL

SYD

23h 21m

1 stop

5:50 pm - 1:29 pm

SYD

ATL

34h 39m

2 stops

$923Qantas Airways

Mon, Mar 2 - Mon, Mar 9

10:40 am - 12:35 pm

ATL

SYD

34h 55m

2 stops

6:00 am - 5:30 am

SYD

ATL

38h 30m

2 stops

$945Multiple Airlines

Tue, Mar 10 - Thu, Mar 19

10:35 am - 12:35 pm

ATL

SYD

34h 00m

2 stops

2:00 pm - 5:30 am

SYD

ATL

30h 30m

2 stops

$946Multiple Airlines

Wed, Mar 4 - Wed, Mar 11

10:40 am - 7:25 am

ATL

SYD

29h 45m

1 stop

2:00 pm - 6:23 am

SYD

ATL

31h 23m

2 stops

$958Multiple Airlines

Tue, Mar 10 - Wed, Mar 25

Qantas Airways flights from Atlanta to Sydney

Our best Qantas Airways deals on Atlanta to Sydney flight tickets

Qantas Airways

Feb 25

ATL4:09 pmAtlanta Hartsfield-Jackson

24h 51m

1 stop

SYD9:00 amSydney Kingsford Smith

Mar 11

SYD7:15 pmSydney Kingsford Smith

33h 14m

2 stops

ATL1:29 pmAtlanta Hartsfield-Jackson

$912

Qantas Airways

Feb 25

ATL4:09 pmAtlanta Hartsfield-Jackson

24h 51m

1 stop

SYD9:00 amSydney Kingsford Smith

Mar 11

SYD5:50 pmSydney Kingsford Smith

34h 39m

2 stops

ATL1:29 pmAtlanta Hartsfield-Jackson

$922

Qantas Airways

Mar 2

ATL5:39 pmAtlanta Hartsfield-Jackson

23h 21m

1 stop

SYD9:00 amSydney Kingsford Smith

Mar 9

SYD5:50 pmSydney Kingsford Smith

34h 39m

2 stops

ATL1:29 pmAtlanta Hartsfield-Jackson

$923

United Airlines flights from Atlanta to Sydney

Our best United Airlines deals on Atlanta to Sydney flight tickets

United Airlines

Feb 22

ATL3:42 pmAtlanta Hartsfield-Jackson

25h 23m

2 stops

SYD9:05 amSydney Kingsford Smith

Mar 9

SYD11:05 amSydney Kingsford Smith

21h 55m

2 stops

ATL6:00 pmAtlanta Hartsfield-Jackson

$1,374

United Airlines

Feb 12

ATL11:30 amAtlanta Hartsfield-Jackson

27h 30m

2 stops

SYD7:00 amSydney Kingsford Smith

Mar 4

SYD12:10 pmSydney Kingsford Smith

27h 05m

3 stops

ATL11:15 pmAtlanta Hartsfield-Jackson

$1,424

United Airlines

Feb 12

ATL7:02 pmAtlanta Hartsfield-Jackson

22h 13m

1 stop

SYD9:15 amSydney Kingsford Smith

Feb 19

SYD12:10 pmSydney Kingsford Smith

22h 18m

1 stop

ATL6:28 pmAtlanta Hartsfield-Jackson

$1,469

Fly from

Fly to

Route

Depart

Return

Price

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 3/10

10:40 am-12:35 pm

2 stops34h 55m

Sydney Kingsford Smith

Mon 3/16

6:00 am-5:30 am

2 stops38h 30m

$906

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 3/8

10:33 am-10:05 pm

2 stops44h 32m

Sydney Kingsford Smith

Wed 3/11

2:00 pm-5:30 am

2 stops30h 30m

$908

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Wed 2/25

4:09 pm-9:00 am

1 stop24h 51m

Sydney Kingsford Smith

Wed 3/11

7:15 pm-1:29 pm

2 stops33h 14m

$912

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 4/14

10:30 am-11:50 am

2 stops35h 20m

Sydney Kingsford Smith

Tue 4/21

1:15 pm-5:45 am

2 stops30h 30m

$916

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 3/9

10:42 am-10:05 pm

2 stops44h 23m

Sydney Kingsford Smith

Mon 3/16

2:00 pm-5:30 am

2 stops30h 30m

$920

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Wed 2/25

4:09 pm-9:00 am

1 stop24h 51m

Sydney Kingsford Smith

Wed 3/11

5:50 pm-1:29 pm

2 stops34h 39m

$922

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 3/2

5:39 pm-9:00 am

1 stop23h 21m

Sydney Kingsford Smith

Mon 3/9

5:50 pm-1:29 pm

2 stops34h 39m

$923

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 3/10

10:40 am-12:35 pm

2 stops34h 55m

Sydney Kingsford Smith

Thu 3/19

6:00 am-5:30 am

2 stops38h 30m

$945

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Wed 3/4

10:35 am-12:35 pm

2 stops34h 00m

Sydney Kingsford Smith

Wed 3/11

2:00 pm-5:30 am

2 stops30h 30m

$946

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 3/10

10:40 am-7:25 am

1 stop29h 45m

Sydney Kingsford Smith

Wed 3/25

2:00 pm-6:23 am

2 stops31h 23m

$958

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Atlanta to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Sydney?

In general, March is the cheapest month to fly from Atlanta to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $887. If you are unable to visit Sydney during the month of March, then departing from Atlanta during the month October is also very affordable. Most momondo users find prices during this month for around $904.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,088 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Atlanta for as low as $972 on momondo.

Can stopping save me money on Atlanta to Sydney flights?

You could potentially save up to 30% on your flight if you consider stops on a Atlanta to Sydney flight.

How have Atlanta to Sydney flight prices changed over time?

As of February 2026, prices for Atlanta to Sydney flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Atlanta to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Atlanta to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Atlanta to Sydney (ATL to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Sydney

Fastest flight time	23h 21m
Direct flights	None

The fastest flight from Atlanta to Sydney takes 23h 21m

There are no direct flights from Atlanta to Sydney. There are no popular flight routes from Atlanta to Sydney.

Search flight deals

How far is Atlanta Hartsfield-Jackson to Sydney Kingsford Smith by plane?
Atlanta Hartsfield-Jackson and Sydney Kingsford Smith are 9280.2 mi apart from one another. By plane, this route typically takes 23h 21m.
When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport?
Prices for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport are updated daily.
How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport?
As of February 2026, there are 7 operators available to choose from for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport.
How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Atlanta to Sydney?
Based on momondo bookings for flights between Atlanta and Sydney, the leading airline is Delta, making up 32% of the total bookings. Other popular airlines include United Airlines with 25%, Qantas Airways with 18%, and American Airlines with 18%.

Best airlines flying from Atlanta to Sydney

Compare and see reviews for airlines that fly from Atlanta to Sydney with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $467	Free Cancellation	Rating 7.1 10,697 reviews	Search Air Canada flights
Fiji Airways	PriceFrom $715	Free Cancellation	Rating 8.0 225 reviews	Search Fiji Airways flights
Qantas Airways	PriceFrom $786	Free Cancellation	Rating 7.5 988 reviews	Search Qantas Airways flights
Delta	PriceFrom $787	Free Cancellation	Rating 7.9 8,173 reviews	Search Delta flights
American Airlines	PriceFrom $829	Free Cancellation	Rating 7.2 11,249 reviews	Search American Airlines flights
United Airlines	PriceFrom $839	Free Cancellation	Rating 7.4 9,255 reviews	Search United Airlines flights
Air New Zealand	PriceFrom $1,689	Free Cancellation	Rating 8.0 582 reviews	Search Air New Zealand flights

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Manly

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Charlestown

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Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Sydney?

It is quick and easy to find Atlanta to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

Can I find flights from Atlanta to Sydney with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Atlanta to Sydney flights to just show those with flexible booking policies.

How can momondo help me find flights from Atlanta to Sydney?

momondo provides multiple filters to help you find the best flight to Sydney from Atlanta. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Atlanta to Sydney right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Atlanta to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Sydney trip

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Cheap flights from Atlanta to Sydney from $431

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Sydney departing on 3/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Atlanta to Sydney

What is the cheapest month to fly to Sydney?

How far in advance should I book a flight to Sydney?

Can stopping save me money on Atlanta to Sydney flights?

You could potentially save up to 30% on your flight if you consider stops on a Atlanta to Sydney flight.

How have Atlanta to Sydney flight prices changed over time?

As of February 2026, prices for Atlanta to Sydney flights are approximately 3% more expensive when compared to flights at the same time last year.

What airlines fly to Sydney?

Which airport is the most popular layover for flights between Atlanta and Sydney?

Los Angeles (LAX) was the most common stop: 47% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Atlanta to Sydney?

Flights via Nadi (NAN) offer the lowest average round-trip price of $829.

Which layover airport has the shortest travel time from Atlanta to Sydney?

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 21h 30m.

Which layover airport has the shortest connection time from Atlanta to Sydney?

Dallas (DFW) has the shortest average layover time for this route: 2h 02m.

When to book flights from Atlanta to Sydney

Cheap Atlanta to Sydney (ATL to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Sydney

Fastest flight time

Direct flights

How far is Atlanta Hartsfield-Jackson to Sydney Kingsford Smith by plane?

When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport?

How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport?

How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport?

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

What is the most popular airline from Atlanta to Sydney?

Best airlines flying from Atlanta to Sydney

Compare and see reviews for airlines that fly from Atlanta to Sydney with momondo

Traveling to a place near Sydney?

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Sydney?

Can I find flights from Atlanta to Sydney with flexible booking policies on momondo?

How can momondo help me find flights from Atlanta to Sydney?

I’m not ready to book a flight from Atlanta to Sydney right now. Can momondo alert me if prices change?

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Sydney. Availability may vary depending on flight origin and airline.

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