Cheap flights from Atlanta to Sydney from $654

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 6/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Atlanta to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
5:56 pm - 9:10 am
ATL
-
SYD
25h 14m
2 stops
Qantas Airways Logo
12:00 pm - 7:21 pm
SYD
-
ATL
21h 21m
1 stop
$1,188Qantas Airways
Thu, Sep 17 - Sat, Oct 3
Qantas Airways Logo
5:53 pm - 9:35 am
ATL
-
SYD
25h 42m
2 stops
Qantas Airways Logo
12:00 pm - 7:21 pm
SYD
-
ATL
21h 21m
1 stop
$1,209Qantas Airways
Mon, Sep 7 - Wed, Sep 23
Qantas Airways Logo
5:53 pm - 10:55 am
ATL
-
SYD
27h 02m
2 stops
Qantas Airways Logo
12:00 pm - 8:44 pm
SYD
-
ATL
22h 44m
1 stop
$1,210Qantas Airways
Mon, Sep 7 - Wed, Sep 23
Multiple Airlines Logo
12:39 pm - 11:50 am
ATL
-
SYD
33h 11m
3 stops
Multiple Airlines Logo
1:15 pm - 7:18 am
SYD
-
ATL
32h 03m
2 stops
$1,211Multiple Airlines
Mon, Aug 24 - Sat, Aug 29
Air Canada Logo
4:22 pm - 7:20 am
ATL
-
SYD
48h 58m
2 stops
Air Canada Logo
9:20 am - 10:57 pm
SYD
-
ATL
51h 37m
2 stops
$1,221Air Canada
Tue, Jul 28 - Wed, Aug 5
Qantas Airways Logo
6:01 pm - 8:50 pm
ATL
-
SYD
35h 49m
2 stops
Qantas Airways Logo
2:05 pm - 3:43 pm
SYD
-
ATL
41h 38m
1 stop
$1,231Qantas Airways
Wed, Oct 14 - Sat, Nov 14
Qantas Airways Logo
5:56 pm - 10:20 am
ATL
-
SYD
26h 24m
2 stops
Qantas Airways Logo
1:00 pm - 7:25 pm
SYD
-
ATL
21h 25m
1 stop
$1,243Qantas Airways
Sat, Sep 26 - Tue, Oct 20
Air Canada Logo
4:22 pm - 7:20 am
ATL
-
SYD
48h 58m
2 stops
Air Canada Logo
9:20 am - 1:44 pm
SYD
-
ATL
42h 24m
3 stops
$1,248Air Canada
Tue, Jul 28 - Fri, Aug 7
Air Canada Logo
4:22 pm - 7:20 am
ATL
-
SYD
48h 58m
2 stops
Air Canada Logo
9:20 am - 4:19 pm
SYD
-
ATL
44h 59m
2 stops
$1,262Air Canada
Tue, Jul 28 - Fri, Aug 7
Air Canada Logo
4:22 pm - 7:20 am
ATL
-
SYD
48h 58m
2 stops
Air Canada Logo
9:20 am - 6:30 pm
SYD
-
ATL
47h 10m
2 stops
$1,272Air Canada
Tue, Jul 28 - Thu, Aug 6

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Air Canada flights from Atlanta to Sydney

Our best Air Canada deals on Atlanta to Sydney flight tickets
Air Canada
Jul 28
ATL4:22 pmAtlanta Hartsfield-Jackson
48h 58m
2 stops
SYD7:20 amSydney Kingsford Smith
Aug 5
SYD9:20 amSydney Kingsford Smith
51h 37m
2 stops
ATL10:57 pmAtlanta Hartsfield-Jackson
$1,221
Air Canada
Jul 28
ATL4:22 pmAtlanta Hartsfield-Jackson
48h 58m
2 stops
SYD7:20 amSydney Kingsford Smith
Aug 7
SYD9:20 amSydney Kingsford Smith
42h 24m
3 stops
ATL1:44 pmAtlanta Hartsfield-Jackson
$1,248
Air Canada
Jul 28
ATL4:22 pmAtlanta Hartsfield-Jackson
48h 58m
2 stops
SYD7:20 amSydney Kingsford Smith
Aug 7
SYD9:20 amSydney Kingsford Smith
44h 59m
2 stops
ATL4:19 pmAtlanta Hartsfield-Jackson
$1,262

United Airlines flights from Atlanta to Sydney

Our best United Airlines deals on Atlanta to Sydney flight tickets
United Airlines
Jun 22
ATL3:30 pmAtlanta Hartsfield-Jackson
25h 30m
2 stops
SYD7:00 amSydney Kingsford Smith
Jul 7
SYD10:20 amSydney Kingsford Smith
20h 28m
1 stop
ATL4:48 pmAtlanta Hartsfield-Jackson
$1,385
United Airlines
Jun 22
ATL3:57 pmAtlanta Hartsfield-Jackson
25h 03m
2 stops
SYD7:00 amSydney Kingsford Smith
Jul 7
SYD9:30 amSydney Kingsford Smith
23h 46m
2 stops
ATL7:16 pmAtlanta Hartsfield-Jackson
$1,395
United Airlines
Jun 22
ATL5:56 pmAtlanta Hartsfield-Jackson
22h 59m
1 stop
SYD6:55 amSydney Kingsford Smith
Jul 7
SYD10:20 amSydney Kingsford Smith
22h 06m
2 stops
ATL6:26 pmAtlanta Hartsfield-Jackson
$1,396

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated June 10, 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 round-trip
Quickest round-trip

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Thu 9/17

5:56 pm-9:10 am

2 stops25h 14m

Sydney Kingsford Smith

Sat 10/3

12:00 pm-7:21 pm

1 stop21h 21m

$1,188

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 9/7

5:53 pm-9:35 am

2 stops25h 42m

Sydney Kingsford Smith

Wed 9/23

12:00 pm-7:21 pm

1 stop21h 21m

$1,209

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 9/7

5:53 pm-10:55 am

2 stops27h 02m

Sydney Kingsford Smith

Wed 9/23

12:00 pm-8:44 pm

1 stop22h 44m

$1,210

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 8/24

12:39 pm-11:50 am

3 stops33h 11m

Sydney Kingsford Smith

Sat 8/29

1:15 pm-7:18 am

2 stops32h 03m

$1,211

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 7/28

4:22 pm-7:20 am

2 stops48h 58m

Sydney Kingsford Smith

Wed 8/5

9:20 am-10:57 pm

2 stops51h 37m

$1,221

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Wed 10/14

6:01 pm-8:50 pm

2 stops35h 49m

Sydney Kingsford Smith

Sat 11/14

2:05 pm-3:43 pm

1 stop41h 38m

$1,231

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Sat 9/26

5:56 pm-10:20 am

2 stops26h 24m

Sydney Kingsford Smith

Tue 10/20

1:00 pm-7:25 pm

1 stop21h 25m

$1,243

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 7/28

4:22 pm-7:20 am

2 stops48h 58m

Sydney Kingsford Smith

Fri 8/7

9:20 am-1:44 pm

3 stops42h 24m

$1,248

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 7/28

4:22 pm-7:20 am

2 stops48h 58m

Sydney Kingsford Smith

Fri 8/7

9:20 am-4:19 pm

2 stops44h 59m

$1,262

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 7/28

4:22 pm-7:20 am

2 stops48h 58m

Sydney Kingsford Smith

Thu 8/6

9:20 am-6:30 pm

2 stops47h 10m

$1,272

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

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

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

What is the cheapest month to fly to Sydney?

In general, September 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 $899. If you are unable to visit Sydney during the month of September, then departing from Atlanta during the month August is also very affordable. Most momondo users find prices during this month for around $943.

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 $1,235 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 $1,108 on momondo.

How have Atlanta to Sydney flight prices changed over time?

As of June 2026, prices for Atlanta to Sydney flights are approximately 68% cheaper 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

22h 55m

Direct flights

None
The fastest flight from Atlanta to Sydney takes 22h 55m
There are no direct flights from Atlanta to Sydney. There are no popular flight routes from Atlanta to Sydney.

Frequently asked questions about flying from Atlanta to Sydney

  • 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 22h 55m.

  • 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?

  • 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?

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 CanadaPriceFrom $467Free CancellationRating
7.1
11,154 reviews
Search Air Canada flights
Fiji AirwaysPriceFrom $686Free CancellationRating
8.1
243 reviews
Search Fiji Airways flights
DeltaPriceFrom $801Free CancellationRating
7.9
8,395 reviews
Search Delta flights
Qantas AirwaysPriceFrom $806Free CancellationRating
7.5
1,046 reviews
Search Qantas Airways flights
United AirlinesPriceFrom $844Free CancellationRating
7.4
9,805 reviews
Search United Airlines flights
American AirlinesPriceFrom $867Free CancellationRating
7.1
11,636 reviews
Search American Airlines flights
Air New ZealandPriceFrom $1,150Free CancellationRating
8.0
645 reviews
Search Air New Zealand flights

Traveling to a place near Sydney?

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

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1 adult
Fri 7/10
Fri 7/17

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