What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Sydney Kingsford Smith?

American Airlines is the most popular carrier operating from Atlanta Hartsfield-Jackson to Sydney Kingsford Smith

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?

The number of operators available for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport is 2 as of May 2026.

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 stopovers 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 required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$743 Cheap Flights from Atlanta to Sydney in 2026

Q: What is the typical price of a round-trip flight between Atlanta and Sydney?

Prices are currently low for flights on this route. Typical prices usually range from $2,268 to $1,604. The lowest price recently found on this route was $1,577.

1 adult

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Atlanta to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

13:20 - 07:20

ATL

SYD

28h 00m

2 stops

09:20 - 20:12

SYD

ATL

48h 52m

2 stops

$1,577Air Canada

Sun, 24 May - Sun, 7 Jun

13:20 - 07:20

ATL

SYD

28h 00m

2 stops

09:20 - 20:12

SYD

ATL

48h 52m

3 stops

$1,588Air Canada

Sun, 24 May - Sun, 7 Jun

17:33 - 07:05

ATL

SYD

23h 32m

1 stop

12:00 - 19:22

SYD

ATL

21h 22m

1 stop

$1,591Qantas Airways

Sun, 23 Aug - Tue, 1 Sep

13:20 - 07:20

ATL

SYD

28h 00m

2 stops

09:20 - 21:21

SYD

ATL

26h 01m

2 stops

$1,598Air Canada

Sun, 24 May - Sun, 7 Jun

16:56 - 07:05

ATL

SYD

24h 09m

1 stop

12:00 - 19:01

SYD

ATL

21h 01m

1 stop

$1,601Qantas Airways

Sun, 24 May - Sun, 7 Jun

16:56 - 07:05

ATL

SYD

24h 09m

1 stop

12:00 - 19:01

SYD

ATL

21h 01m

1 stop

$1,602Qantas Airways

Sun, 24 May - Sun, 7 Jun

17:33 - 06:55

ATL

SYD

23h 22m

1 stop

12:00 - 19:01

SYD

ATL

21h 01m

1 stop

$1,604Qantas Airways

Sun, 24 May - Sun, 7 Jun

17:28 - 07:05

ATL

SYD

23h 37m

2 stops

09:10 - 19:10

SYD

ATL

24h 00m

2 stops

$1,622American Airlines

Sun, 21 Jun - Mon, 6 Jul

18:01 - 08:00

ATL

SYD

22h 59m

1 stop

11:15 - 17:10

SYD

ATL

20h 55m

1 stop

$1,627American Airlines

Sun, 25 Oct - Wed, 28 Oct

18:01 - 08:05

ATL

SYD

23h 04m

1 stop

11:15 - 17:10

SYD

ATL

20h 55m

1 stop

$1,628American Airlines

Wed, 21 Oct - Wed, 28 Oct

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Delta flights from Atlanta to Sydney

Our best Delta deals on Atlanta to Sydney flight tickets

Delta

10 May

ATL19:00Atlanta Hartsfield-Jackson

21h 50m

1 stop

SYD06:50Sydney Kingsford Smith

24 May

SYD09:15Sydney Kingsford Smith

26h 38m

2 stops

ATL21:53Atlanta Hartsfield-Jackson

$1,628

Delta

6 July

ATL12:35Atlanta Hartsfield-Jackson

28h 15m

1 stop

SYD06:50Sydney Kingsford Smith

20 July

SYD09:15Sydney Kingsford Smith

28h 43m

2 stops

ATL23:58Atlanta Hartsfield-Jackson

$1,640

Delta

17 May

ATL14:05Atlanta Hartsfield-Jackson

26h 45m

1 stop

SYD06:50Sydney Kingsford Smith

25 May

SYD09:15Sydney Kingsford Smith

28h 28m

2 stops

ATL23:43Atlanta Hartsfield-Jackson

$1,644

Air Canada flights from Atlanta to Sydney

Our best Air Canada deals on Atlanta to Sydney flight tickets

Air Canada

24 May

ATL13:20Atlanta Hartsfield-Jackson

28h 00m

2 stops

SYD07:20Sydney Kingsford Smith

7 June

SYD09:20Sydney Kingsford Smith

48h 52m

2 stops

ATL20:12Atlanta Hartsfield-Jackson

$1,577

Air Canada

24 May

ATL13:20Atlanta Hartsfield-Jackson

28h 00m

2 stops

SYD07:20Sydney Kingsford Smith

7 June

SYD09:20Sydney Kingsford Smith

48h 52m

3 stops

ATL20:12Atlanta Hartsfield-Jackson

$1,588

Air Canada

24 May

ATL13:20Atlanta Hartsfield-Jackson

28h 00m

2 stops

SYD07:20Sydney Kingsford Smith

7 June

SYD09:20Sydney Kingsford Smith

26h 01m

2 stops

ATL21:21Atlanta Hartsfield-Jackson

$1,598

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 24/5

13:20-07:20

2 stops28h 00m

Sydney Kingsford Smith

Sun 7/6

09:20-20:12

2 stops48h 52m

$1,577

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 24/5

13:20-07:20

2 stops28h 00m

Sydney Kingsford Smith

Sun 7/6

09:20-20:12

3 stops48h 52m

$1,588

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 23/8

17:33-07:05

1 stop23h 32m

Sydney Kingsford Smith

Tue 1/9

12:00-19:22

1 stop21h 22m

$1,591

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 24/5

13:20-07:20

2 stops28h 00m

Sydney Kingsford Smith

Sun 7/6

09:20-21:21

2 stops26h 01m

$1,598

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 24/5

16:56-07:05

1 stop24h 09m

Sydney Kingsford Smith

Sun 7/6

12:00-19:01

1 stop21h 01m

$1,601

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 24/5

16:56-07:05

1 stop24h 09m

Sydney Kingsford Smith

Sun 7/6

12:00-19:01

1 stop21h 01m

$1,602

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 24/5

17:33-06:55

1 stop23h 22m

Sydney Kingsford Smith

Sun 7/6

12:00-19:01

1 stop21h 01m

$1,604

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 21/6

17:28-07:05

2 stops23h 37m

Sydney Kingsford Smith

Mon 6/7

09:10-19:10

2 stops24h 00m

$1,622

Fastest return journey

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 25/10

18:01-08:00

1 stop22h 59m

Sydney Kingsford Smith

Wed 28/10

11:15-17:10

1 stop20h 55m

$1,627

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Wed 21/10

18:01-08:05

1 stop23h 04m

Sydney Kingsford Smith

Wed 28/10

11:15-17:10

1 stop20h 55m

$1,628

Flights are sorted by cheapest return flights first.

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

What is the typical price of a round-trip flight between Atlanta and Sydney?

What is the cheapest month to fly to Sydney?

The month of September is, on average, the cheapest month to fly to Sydney from Atlanta, with most prices found around $1,250. If you aren’t able to travel to Sydney during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,304.

How far in advance should I book a flight from Atlanta 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 $1,683 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Atlanta for as low as $1,497 on momondo.

How have Atlanta to Sydney flight prices changed over time?

As of May 2026, prices for Atlanta to Sydney flights are approximately 38% 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 return 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	21h 50m
Direct flights	None

The fastest flight from Atlanta to Sydney takes 21h 50m

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

Search flight deals

Frequently asked questions about flying from Atlanta to Sydney

How far is Atlanta Hartsfield-Jackson to Sydney Kingsford Smith by plane?
The straight-line distance from Atlanta Hartsfield-Jackson to Sydney Kingsford Smith is 14934.9 km. In terms of flight time, this usually takes a little over 21h 50m.
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?
The number of operators available for flights from Atlanta Hartsfield-Jackson Airport to Sydney Kingsford Smith Airport is 2 as of May 2026.
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 stopovers 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 required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Atlanta to Sydney?
momondo data reveals that the most frequently booked airline on the route from Atlanta to Sydney is Qantas Airways, representing 68% of all bookings. The subsequent popular airline is Delta at 32%.

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
Delta	PriceFrom $1,183	Free cancellation	Rating 7.9 8,460 reviews		Search Delta flights
Qantas Airways	PriceFrom $1,249	Free cancellation	Rating 7.5 1,033 reviews		Search Qantas Airways flights

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Lithgow

Manly

Coogee

Leura

Bondi Beach

Cronulla

Randwick

Charlestown

Newport

Swansea

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Atlanta to Sydney for you.

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

Yes. momondo enables you to select and highlight flights to Sydney from Atlanta with this policy.

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?

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Atlanta and alert you when they change.