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Cheap flights from Alaska to Sydney from $611

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alaska to Sydney departing on 10/15. 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

Find the cheapest flights from Alaska to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:05 am - 7:30 am
ANC
-
SYD
26h 25m
1 stop
Multiple Airlines Logo
5:50 pm - 11:55 pm
SYD
-
ANC
24h 05m
1 stop
$1,153Multiple Airlines
Tue, Jul 7 - Mon, Jul 20
Multiple Airlines Logo
11:05 am - 7:30 am
ANC
-
SYD
26h 25m
1 stop
Multiple Airlines Logo
9:10 am - 11:55 pm
SYD
-
ANC
32h 45m
1 stop
$1,181Multiple Airlines
Tue, Jul 7 - Mon, Jul 20
Multiple Airlines Logo
4:00 pm - 6:50 pm
ANC
-
SYD
32h 50m
1 stop
Multiple Airlines Logo
8:45 pm - 5:20 am
SYD
-
ANC
26h 35m
1 stop
$1,183Multiple Airlines
Tue, Aug 4 - Tue, Aug 11
Delta Logo
1:32 am - 6:50 am
ANC
-
SYD
35h 18m
2 stops
Delta Logo
9:15 am - 8:12 pm
SYD
-
ANC
28h 57m
2 stops
$1,191Delta
Mon, Aug 3 - Tue, Aug 11
Multiple Airlines Logo
1:29 am - 6:50 pm
ANC
-
SYD
23h 21m
2 stops
Multiple Airlines Logo
8:45 pm - 5:02 am
SYD
-
ANC
26h 17m
1 stop
$1,194Multiple Airlines
Tue, Aug 18 - Sun, Aug 23
Multiple Airlines Logo
1:29 am - 6:50 pm
ANC
-
SYD
23h 21m
2 stops
Multiple Airlines Logo
8:45 pm - 5:02 am
SYD
-
ANC
26h 17m
1 stop
$1,195Multiple Airlines
Tue, Aug 18 - Sun, Aug 23
Multiple Airlines Logo
11:05 am - 7:30 am
ANC
-
SYD
26h 25m
1 stop
Multiple Airlines Logo
9:10 am - 11:55 pm
SYD
-
ANC
32h 45m
1 stop
$1,198Multiple Airlines
Tue, Jul 7 - Mon, Jul 20
Multiple Airlines Logo
4:00 pm - 6:50 pm
ANC
-
SYD
32h 50m
1 stop
Multiple Airlines Logo
8:45 pm - 9:36 am
SYD
-
ANC
30h 51m
2 stops
$1,199Multiple Airlines
Tue, Aug 4 - Tue, Aug 11
Multiple Airlines Logo
1:59 am - 6:50 pm
ANC
-
SYD
22h 51m
2 stops
Multiple Airlines Logo
8:45 pm - 11:08 am
SYD
-
ANC
32h 23m
2 stops
$1,206Multiple Airlines
Tue, Aug 18 - Sun, Aug 23
Multiple Airlines Logo
1:59 am - 6:50 pm
ANC
-
SYD
22h 51m
2 stops
Multiple Airlines Logo
8:45 pm - 11:08 am
SYD
-
ANC
32h 23m
2 stops
$1,207Multiple Airlines
Tue, Aug 18 - Sun, Aug 23

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Air New Zealand flights from Alaska to Sydney

Our best Air New Zealand deals on Alaska to Sydney flight tickets
Air New Zealand
Jul 16
ANC2:05 pmAnchorage
22h 50m
1 stop
SYD6:55 amSydney Kingsford Smith
Jul 22
SYD10:20 amSydney Kingsford Smith
30h 26m
1 stop
ANC10:46 pmAnchorage
$1,938
Air New Zealand
Dec 16
ANC11:59 pmAnchorage
25h 51m
2 stops
SYD9:50 pmSydney Kingsford Smith
Jan 7
SYD2:05 pmSydney Kingsford Smith
29h 54m
2 stops
ANC11:59 pmAnchorage
$2,123

United Airlines flights from Alaska to Sydney

Our best United Airlines deals on Alaska to Sydney flight tickets
United Airlines
Aug 19
ANC2:14 pmAnchorage
22h 41m
1 stop
SYD6:55 amSydney Kingsford Smith
Aug 23
SYD10:20 amSydney Kingsford Smith
21h 53m
1 stop
ANC2:13 pmAnchorage
$1,308
United Airlines
Aug 19
ANC2:14 pmAnchorage
22h 41m
1 stop
SYD6:55 amSydney Kingsford Smith
Aug 23
SYD10:20 amSydney Kingsford Smith
21h 53m
1 stop
ANC2:13 pmAnchorage
$1,309
United Airlines
Jul 26
ANC11:09 pmAnchorage
37h 51m
2 stops
SYD7:00 amSydney Kingsford Smith
Aug 7
SYD9:30 amSydney Kingsford Smith
32h 29m
2 stops
ANC11:59 pmAnchorage
$1,313

momondo Fare Finder

 
Customize your flight search to find flights from Alaska 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 21, 2026.
Use the filters below to find and compare flights from Alaska to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 7/7

11:05 am-7:30 am

1 stop26h 25m

Sydney Kingsford Smith

Mon 7/20

5:50 pm-11:55 pm

1 stop24h 05m

$1,153

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 7/7

11:05 am-7:30 am

1 stop26h 25m

Sydney Kingsford Smith

Mon 7/20

9:10 am-11:55 pm

1 stop32h 45m

$1,181

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 8/4

4:00 pm-6:50 pm

1 stop32h 50m

Sydney Kingsford Smith

Tue 8/11

8:45 pm-5:20 am

1 stop26h 35m

$1,183

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 8/3

1:32 am-6:50 am

2 stops35h 18m

Sydney Kingsford Smith

Tue 8/11

9:15 am-8:12 pm

2 stops28h 57m

$1,191
Quickest round-trip

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 8/18

1:29 am-6:50 pm

2 stops23h 21m

Sydney Kingsford Smith

Sun 8/23

8:45 pm-5:02 am

1 stop26h 17m

$1,194

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 8/18

1:29 am-6:50 pm

2 stops23h 21m

Sydney Kingsford Smith

Sun 8/23

8:45 pm-5:02 am

1 stop26h 17m

$1,195

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 7/7

11:05 am-7:30 am

1 stop26h 25m

Sydney Kingsford Smith

Mon 7/20

9:10 am-11:55 pm

1 stop32h 45m

$1,198

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 8/4

4:00 pm-6:50 pm

1 stop32h 50m

Sydney Kingsford Smith

Tue 8/11

8:45 pm-9:36 am

2 stops30h 51m

$1,199

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 8/18

1:59 am-6:50 pm

2 stops22h 51m

Sydney Kingsford Smith

Sun 8/23

8:45 pm-11:08 am

2 stops32h 23m

$1,206

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 8/18

1:59 am-6:50 pm

2 stops22h 51m

Sydney Kingsford Smith

Sun 8/23

8:45 pm-11:08 am

2 stops32h 23m

$1,207

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Alaska 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

Can stopping save me money on Alaska to Sydney flights?

You could potentially save up to 7% on your flight if you consider stops on a Alaska to Sydney flight.

Cheap Alaska to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alaska to Sydney

Fastest flight time

23h 46m

Direct flights

None
The fastest flight from Alaska to Sydney takes 23h 46m
There are no direct flights from Alaska to Sydney. There are no popular flight routes from Alaska to Sydney.
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Frequently asked questions about flying from Alaska to Sydney

  • When did momondo last update prices for flights from Alaska to Sydney Kingsford Smith Airport?

    Prices for flights from Alaska to Sydney Kingsford Smith Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Alaska 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 Alaska 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 license 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.

Best airlines flying from Alaska to Sydney

Compare and see reviews for airlines that fly from Alaska to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $1,003Free CancellationRating
7.9
12,556 reviews
Search Alaska Airlines flights

Traveling to a place near Sydney?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from Alaska.

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

Flights from Alaska to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Alaska to Sydney?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Alaska to Sydney.

I’m not ready to book a flight from Alaska 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 Alaska and alert you when they change.

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