Cheap flights from Atlanta to Sydney from $602

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 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SYD
23 Jul — 30 Jul1
1 adult

Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Sydney Kingsford Smith are usually found in March or June, booked 8 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap 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 18 July 2025.

Round-trip from

$1,168

One-way from

$602

Popular in

December

Cheapest in

March

Average price

$1,493
United Airlines
  • United Airlines
  • 1/9-14/9
  • 4 total stops
  • 60h 41m total
  • Atlanta to Sydney
Qantas Airways
  • Qantas Airways
  • 18/9
  • 1 total stop
  • 20h 30m total
  • Atlanta to Sydney
Highest demand for flights based on searches. 11% potential increase in price ($350 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($91 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Atlanta to Sydney

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 18 July 2025.

Mon 1/909:00ATL - SYD
2 stops32h 00mUnited Airlines
Sun 14/909:30SYD - ATL
2 stops28h 41mUnited Airlines
Deal found 17/7$1,168
Mon 1/917:06ATL - SYD
1 stop23h 59mQantas Airways
Sun 14/912:10SYD - ATL
1 stop23h 29mQantas Airways
Deal found 16/7$1,200
Mon 1/917:06ATL - SYD
1 stop23h 59mAmerican Airlines
Sun 14/909:10SYD - ATL
1 stop22h 02mAmerican Airlines
Deal found 16/7$1,240
Sat 20/908:55ATL - SYD
2 stops32h 25mAir Canada
Thu 25/909:20SYD - ATL
2 stops26h 19mAir Canada
Deal found 18/7$1,273
Wed 17/918:10ATL - SYD
1 stop22h 25mDelta
Tue 30/909:25SYD - ATL
1 stop24h 01mDelta
Deal found 17/7$1,282
Fri 26/916:43ATL - SYD
2 stops24h 37mMultiple Airlines
Sun 26/1010:20SYD - ATL
3 stops50h 33mMultiple Airlines
Deal found 17/7$1,291

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 18 July 2025.
Use the filters below to find and compare flights from Atlanta to Sydney that are best for you.

Fly from

Atlanta

Fly to

Sydney

Route

Depart

Return

Price

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 1/9

09:00-07:00

2 stops32h 00m

Sydney Kingsford Smith

Sun 14/9

09:30-00:11

2 stops28h 41m

$1,168

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 1/9

17:06-07:05

1 stop23h 59m

Sydney Kingsford Smith

Sun 14/9

12:10-21:39

1 stop23h 29m

$1,200

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 1/9

17:06-07:05

1 stop23h 59m

Sydney Kingsford Smith

Sun 14/9

09:10-17:12

1 stop22h 02m

$1,240

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sat 20/9

08:55-07:20

2 stops32h 25m

Sydney Kingsford Smith

Thu 25/9

09:20-21:39

2 stops26h 19m

$1,273

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Wed 17/9

18:10-06:35

1 stop22h 25m

Sydney Kingsford Smith

Tue 30/9

09:25-19:26

1 stop24h 01m

$1,282

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Fri 26/9

16:43-07:20

2 stops24h 37m

Sydney Kingsford Smith

Sun 26/10

10:20-21:53

3 stops50h 33m

$1,291

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Thu 18/9

20:25-06:55

1 stop20h 30m

$602

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 1/9

16:32-07:30

2 stops24h 58m

$640

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 29/9

19:40-06:35

1 stop20h 55m

$652

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 16/12

18:40-09:05

2 stops46h 25m

$714

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 19 results
1
2

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?

Use this chart to determine the optimal time to book a return flight from Atlanta to Sydney. Price data was last updated on 11 July 2025.

To ensure you get the cheapest price possible for a flight from Atlanta to Sydney, you should look to book at least 8 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 $129). Flying from Atlanta to Sydney in October is currently the most expensive (average of $171). 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.

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

Find hourly flight availability from Atlanta to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 July 2025.

A simple way to save on the total cost of your ticket is to fly from Atlanta to Sydney in the afternoon. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the morning.

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 18 July 2025.
Check out reviews from past customers who have flown with Air Tahiti Nui, Japan Airlines, andSingapore 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.

Overall

8.6

Boarding

8.7

Entertainment

7.2

Food

7.7

Comfort

8.0

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Overall

8.6

Boarding

8.7

Entertainment

7.2

Food

7.7

Comfort

8.0

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Overall

8.6

Boarding

8.7

Entertainment

7.2

Food

7.7

Comfort

8.0

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Overall

8.6

Boarding

8.7

Entertainment

7.2

Food

7.7

Comfort

8.0

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Overall

8.6

Boarding

8.7

Entertainment

7.2

Food

7.7

Comfort

8.0

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
8.0
Very Good

Overall

8.6

Boarding

8.7

Entertainment

7.2

Food

7.7

Comfort

8.0

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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

    Flying on United Airlines is currently your cheapest option to Sydney, with prices starting at $1,168. Additional round-trip tickets that might be worth considering are offered by Qantas Airways and American Airlines, with the lowest prices starting at $1,200 and $1,240, respectively. Users have found that United Airlines is 32% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Atlanta to Sydney one-way?

    The cheapest airline one-way is Qantas Airways, with whom users have recently found tickets for as low as $602. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Atlanta to Sydney for a low price.

  • 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 $129). Flying from Atlanta to Sydney in October is currently the most expensive (average of $171). 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
Katoomba
Penrith
Manly
Coogee
Cronulla
Terrigal
Lithgow
Randwick
Bondi Beach
Leura

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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.

Top airline flying from Atlanta to Sydney

Discover the top airline 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 18 July 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,338Average$2,127FlexibilityNo cancel feeOn-time69%
Search United 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?

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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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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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