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Cheap flights from Atlanta to Sydney from $843

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/11. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SYD
8 Aug — 15 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Atlanta to Sydney

Enter your travel dates to find the best prices.

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 9 July 2026.

Tue 18/815:15
ATL
-
SYD
2 stops41h 10m
Multiple Airlines
Tue 25/806:15
SYD
-
ATL
2 stops39h 05m
Multiple Airlines
Deal found 4/7$1,643
Tue 22/915:45
ATL
-
SYD
2 stops30h 05m
Multiple Airlines
Tue 13/1014:15
SYD
-
ATL
3 stops42h 11m
Multiple Airlines
Deal found 4/7$1,659
Fri 16/1017:50
ATL
-
SYD
2 stops24h 20m
Qantas Airways
Thu 12/1114:05
SYD
-
ATL
1 stop19h 19m
Qantas Airways
Deal found 6/7$1,708
Wed 14/1016:15
ATL
-
SYD
1 stop23h 40m
Qantas Airways
Sat 14/1106:00
SYD
-
ATL
2 stops29h 27m
Qantas Airways
Deal found 5/7$1,746
Tue 17/1114:18
ATL
-
SYD
1 stop24h 37m
Qantas Airways
Wed 23/1221:50
SYD
-
ATL
2 stops33h 49m
Qantas Airways
Deal found 8/7$1,749
Mon 2/1114:18
ATL
-
SYD
1 stop24h 37m
Qantas Airways
Mon 16/1121:50
SYD
-
ATL
2 stops37h 37m
Qantas Airways
Deal found 4/7$1,750
Mon 17/817:53
ATL
-
SYD
1 stop23h 12m
Qantas Airways
Mon 24/812:00
SYD
-
ATL
1 stop24h 04m
Qantas Airways
Deal found 6/7$1,778
Mon 10/817:31
ATL
-
SYD
1 stop23h 24m
Qantas Airways
Mon 24/812:00
SYD
-
ATL
1 stop21h 22m
Qantas Airways
Deal found 5/7$1,779

Find flight deals from Atlanta to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 July 2026.

Round-trip from

$1,643

One-way from

$843

Popular in

December

Cheapest in

August

Average price

$2,447
18/8-25/8
  • 18/8-25/8
  • 4 total stops
  • 80h 15m total
  • Atlanta to Sydney
Search Deals
17/11
  • 17/11
  • 1 total stop
  • 29h 25m total
  • Atlanta to Sydney
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($326 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($101 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Atlanta to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 9 July 2026.
Use the filters below to find and compare flights from Atlanta to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 17/8

11:23-07:00

2 stops29h 37m

Sydney Kingsford Smith

Sun 30/8

10:20-16:11

1 stop19h 51m

$1,863

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sat 8/8

23:08-06:50

1 stop41h 42m

Sydney Kingsford Smith

Mon 17/8

09:15-15:56

1 stop20h 41m

$1,886

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 2/11

09:25-09:20

2 stops31h 55m

Sydney Kingsford Smith

Mon 16/11

11:20-00:30

2 stops29h 10m

$1,949

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 29/9

16:03-07:00

2 stops24h 57m

Sydney Kingsford Smith

Wed 18/11

11:50-18:10

1 stop22h 20m

$1,949

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Fri 6/11

09:25-09:20

2 stops31h 55m

Sydney Kingsford Smith

Sun 15/11

11:20-00:30

2 stops29h 10m

$2,021

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sat 26/9

16:32-07:00

2 stops48h 28m

Sydney Kingsford Smith

Fri 9/10

11:20-18:41

2 stops22h 21m

$2,052
Fastest return journey

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Fri 31/7

19:20-06:50

1 stop21h 30m

Sydney Kingsford Smith

Fri 7/8

09:15-19:51

1 stop24h 36m

$2,345

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 6/12

13:49-08:30

2 stops26h 41m

Sydney Kingsford Smith

Sat 12/12

10:40-21:36

2 stops26h 56m

$2,518

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sun 20/9

11:08-08:45

3 stops31h 37m

Sydney Kingsford Smith

Sat 3/10

08:55-21:20

2 stops26h 25m

$2,588

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sat 26/9

11:24-07:45

3 stops30h 21m

Sydney Kingsford Smith

Fri 9/10

11:55-21:20

2 stops24h 25m

$2,652

Flights are sorted by cheapest return flights first.

Deals found on 5/7

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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.
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 49 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, August is the cheapest month in which you can book a flight from Atlanta to Sydney (average of $1,362). Flying from Atlanta to Sydney in December is currently the most expensive (average of $2,643). 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?

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 9 July 2026.
Check out reviews from past customers who have flown with Delta and Qantas Airways 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
8,450 reviews
Check prices

Food

7.2

Overall

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.8

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
8,450 reviews
Delta
7.8
Good
8,450 reviews
Check prices

Food

7.2

Overall

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.8

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
1,058 reviews
Delta
7.8
Good
8,450 reviews
Check prices

Food

7.2

Overall

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.8

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

Find useful and relevant information for your journey from Atlanta to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Atlanta to Sydney?

    Departing from Atlanta to Sydney will take you 29h 37m. 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 $1,236. Another option worth looking into is Qantas Airways, starting at $1,304 round trip. Users have found that Delta is 34% 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, August is the cheapest month in which you can book a flight from Atlanta to Sydney (average of $1,362). Flying from Atlanta to Sydney in December is currently the most expensive (average of $2,643). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Katoomba
Manly
Lithgow
Cronulla
Terrigal
Randwick
Leura
Bondi Beach
Coogee

Browse thousands of different options on Cheapflights for your next trip

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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.
Albany to Sydney flights

Top 2 airlines flying from Atlanta to Sydney

Discover the top 2 airlines that operate flights from Atlanta to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 9 July 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,236Average$2,426FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapest$1,304Average$1,752FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

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

Not ready to book yet? You can track prices for flights from Atlanta to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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