Cheap flights from Atlanta to Sydney from $633

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 9/9. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Atlanta to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
1:10 pm - 7:20 am
ATL
-
SYD
28h 10m
2 stops
Air Canada Logo
9:20 am - 4:19 pm
SYD
-
ATL
44h 59m
2 stops
$1,112Air Canada
Mon, Jun 8 - Wed, Sep 9
Air Canada Logo
12:55 pm - 7:20 am
ATL
-
SYD
28h 25m
2 stops
Air Canada Logo
9:20 am - 4:19 pm
SYD
-
ATL
44h 59m
2 stops
$1,115Air Canada
Tue, Jul 28 - Tue, Aug 4
Air Canada Logo
1:10 pm - 7:20 am
ATL
-
SYD
52h 10m
2 stops
Air Canada Logo
9:20 am - 4:19 pm
SYD
-
ATL
44h 59m
2 stops
$1,118Air Canada
Mon, Jun 8 - Wed, Sep 9
Air Canada Logo
1:20 pm - 7:20 am
ATL
-
SYD
28h 00m
2 stops
Air Canada Logo
9:20 am - 12:32 pm
SYD
-
ATL
41h 12m
2 stops
$1,120Air Canada
Wed, Jun 3 - Wed, Jun 10
Air Canada Logo
1:20 pm - 7:20 am
ATL
-
SYD
28h 00m
2 stops
Air Canada Logo
9:20 am - 12:32 pm
SYD
-
ATL
41h 12m
2 stops
$1,121Air Canada
Wed, Jun 3 - Wed, Jun 10
Air Canada Logo
12:55 pm - 7:20 am
ATL
-
SYD
28h 25m
2 stops
Air Canada Logo
9:20 am - 4:19 pm
SYD
-
ATL
44h 59m
3 stops
$1,124Air Canada
Tue, Jul 28 - Tue, Aug 4
Air Canada Logo
1:10 pm - 7:20 am
ATL
-
SYD
52h 10m
3 stops
Air Canada Logo
9:20 am - 4:19 pm
SYD
-
ATL
44h 59m
2 stops
$1,126Air Canada
Mon, Jun 8 - Wed, Sep 9
Air Canada Logo
1:10 pm - 7:20 am
ATL
-
SYD
52h 10m
3 stops
Air Canada Logo
9:20 am - 4:19 pm
SYD
-
ATL
44h 59m
3 stops
$1,128Air Canada
Mon, Jun 8 - Wed, Sep 9
Air Canada Logo
2:25 pm - 7:20 am
ATL
-
SYD
26h 55m
2 stops
Air Canada Logo
9:20 am - 8:12 pm
SYD
-
ATL
48h 52m
2 stops
$1,130Air Canada
Wed, Jun 3 - Wed, Jun 10
Multiple Airlines Logo
1:20 pm - 7:20 am
ATL
-
SYD
52h 00m
2 stops
Multiple Airlines Logo
9:20 am - 6:30 pm
SYD
-
ATL
23h 10m
2 stops
$1,132Multiple Airlines
Mon, Jun 1 - Wed, Jul 29

Air Canada flights from Atlanta to Sydney

Our best Air Canada deals on Atlanta to Sydney flight tickets
Air Canada
Jun 8
ATL1:10 pmAtlanta Hartsfield-Jackson
28h 10m
2 stops
SYD7:20 amSydney Kingsford Smith
Sep 9
SYD9:20 amSydney Kingsford Smith
44h 59m
2 stops
ATL4:19 pmAtlanta Hartsfield-Jackson
$1,112
Air Canada
Jul 28
ATL12:55 pmAtlanta Hartsfield-Jackson
28h 25m
2 stops
SYD7:20 amSydney Kingsford Smith
Aug 4
SYD9:20 amSydney Kingsford Smith
44h 59m
2 stops
ATL4:19 pmAtlanta Hartsfield-Jackson
$1,115
Air Canada
Jun 8
ATL1:10 pmAtlanta Hartsfield-Jackson
52h 10m
2 stops
SYD7:20 amSydney Kingsford Smith
Sep 9
SYD9:20 amSydney Kingsford Smith
44h 59m
2 stops
ATL4:19 pmAtlanta Hartsfield-Jackson
$1,118

Qantas Airways flights from Atlanta to Sydney

Our best Qantas Airways deals on Atlanta to Sydney flight tickets
Qantas Airways
May 25
ATL4:56 pmAtlanta Hartsfield-Jackson
24h 09m
1 stop
SYD7:05 amSydney Kingsford Smith
May 27
SYD12:00 pmSydney Kingsford Smith
24h 43m
1 stop
ATL10:43 pmAtlanta Hartsfield-Jackson
$1,371
Qantas Airways
Jun 3
ATL4:56 pmAtlanta Hartsfield-Jackson
24h 09m
1 stop
SYD7:05 amSydney Kingsford Smith
Jun 10
SYD12:00 pmSydney Kingsford Smith
21h 01m
1 stop
ATL7:01 pmAtlanta Hartsfield-Jackson
$1,372
Qantas Airways
May 25
ATL4:56 pmAtlanta Hartsfield-Jackson
24h 09m
1 stop
SYD7:05 amSydney Kingsford Smith
May 27
SYD12:00 pmSydney Kingsford Smith
24h 43m
1 stop
ATL10:43 pmAtlanta Hartsfield-Jackson
$1,375

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 May 22, 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

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 6/8

1:10 pm-7:20 am

2 stops28h 10m

Sydney Kingsford Smith

Wed 9/9

9:20 am-4:19 pm

2 stops44h 59m

$1,112

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 7/28

12:55 pm-7:20 am

2 stops28h 25m

Sydney Kingsford Smith

Tue 8/4

9:20 am-4:19 pm

2 stops44h 59m

$1,115

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 6/8

1:10 pm-7:20 am

2 stops52h 10m

Sydney Kingsford Smith

Wed 9/9

9:20 am-4:19 pm

2 stops44h 59m

$1,118
Quickest round-trip

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Wed 6/3

1:20 pm-7:20 am

2 stops28h 00m

Sydney Kingsford Smith

Wed 6/10

9:20 am-12:32 pm

2 stops41h 12m

$1,120

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Wed 6/3

1:20 pm-7:20 am

2 stops28h 00m

Sydney Kingsford Smith

Wed 6/10

9:20 am-12:32 pm

2 stops41h 12m

$1,121

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Tue 7/28

12:55 pm-7:20 am

2 stops28h 25m

Sydney Kingsford Smith

Tue 8/4

9:20 am-4:19 pm

3 stops44h 59m

$1,124

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 6/8

1:10 pm-7:20 am

3 stops52h 10m

Sydney Kingsford Smith

Wed 9/9

9:20 am-4:19 pm

2 stops44h 59m

$1,126

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 6/8

1:10 pm-7:20 am

3 stops52h 10m

Sydney Kingsford Smith

Wed 9/9

9:20 am-4:19 pm

3 stops44h 59m

$1,128

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Wed 6/3

2:25 pm-7:20 am

2 stops26h 55m

Sydney Kingsford Smith

Wed 6/10

9:20 am-8:12 pm

2 stops48h 52m

$1,130

AtlantaSydney

ATL - SYD

ATLSYD

Atlanta Hartsfield-Jackson

Mon 6/1

1:20 pm-7:20 am

2 stops52h 00m

Sydney Kingsford Smith

Wed 7/29

9:20 am-6:30 pm

2 stops23h 10m

$1,132

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $1,209 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 $1,052 on momondo.

How have Atlanta to Sydney flight prices changed over time?

As of May 2026, prices for Atlanta to Sydney flights are approximately 23% 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

22h 06m

Direct flights

None
The fastest flight from Atlanta to Sydney takes 22h 06m
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 06m.

  • 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
11,075 reviews
Search Air Canada flights
Fiji AirwaysPriceFrom $686Free CancellationRating
8.1
242 reviews
Search Fiji Airways flights
Qantas AirwaysPriceFrom $806Free CancellationRating
7.5
1,041 reviews
Search Qantas Airways flights
DeltaPriceFrom $829Free CancellationRating
7.9
8,449 reviews
Search Delta flights
United AirlinesPriceFrom $844Free CancellationRating
7.4
9,751 reviews
Search United Airlines flights
American AirlinesPriceFrom $867Free CancellationRating
7.1
11,644 reviews
Search American Airlines flights
Air New ZealandPriceFrom $1,150Free CancellationRating
8.0
647 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
Wollongong
Penrith
Leura
Randwick
Lithgow
Coogee
Manly
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.

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.
1 adult
Sun 6/21
Sun 6/28

Find better results for your trip to Australia