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Cheap flights from Alaska to Sydney from $576

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 5/1. 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

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Find the cheapest flights from Alaska to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:59 am - 6:50 am
ANC
-
SYD
34h 51m
2 stops
Delta Logo
9:15 am - 10:22 pm
SYD
-
ANC
31h 07m
2 stops
$1,035Delta
Mon, Jul 6 - Mon, Jul 20
Delta Logo
1:59 am - 6:50 am
ANC
-
SYD
34h 51m
2 stops
Delta Logo
9:15 am - 1:35 am
SYD
-
ANC
34h 20m
2 stops
$1,037Delta
Mon, Jul 6 - Mon, Jul 20
Air Canada Logo
2:40 pm - 7:20 am
ANC
-
SYD
22h 40m
1 stop
Air Canada Logo
9:20 am - 1:38 pm
SYD
-
ANC
22h 18m
1 stop
$1,050Air Canada
Tue, Jul 7 - Mon, Jul 20
Delta Logo
12:55 am - 6:50 am
ANC
-
SYD
35h 55m
1 stop
Delta Logo
9:15 am - 8:07 pm
SYD
-
ANC
28h 52m
2 stops
$1,052Delta
Mon, Jul 6 - Mon, Jul 20
Delta Logo
12:55 am - 6:50 am
ANC
-
SYD
35h 55m
1 stop
Delta Logo
9:15 am - 10:22 pm
SYD
-
ANC
31h 07m
2 stops
$1,054Delta
Mon, Jul 6 - Mon, Jul 20
Delta Logo
12:55 am - 6:50 am
ANC
-
SYD
35h 55m
1 stop
Delta Logo
9:15 am - 11:56 pm
SYD
-
ANC
32h 41m
1 stop
$1,065Delta
Mon, Jul 6 - Mon, Jul 20
Delta Logo
12:55 am - 6:50 am
ANC
-
SYD
35h 55m
1 stop
Delta Logo
9:15 am - 11:56 pm
SYD
-
ANC
32h 41m
1 stop
$1,066Delta
Mon, Jul 6 - Mon, Jul 20
Delta Logo
1:34 am - 7:25 am
ANC
-
SYD
34h 51m
2 stops
Delta Logo
9:15 am - 12:29 am
SYD
-
ANC
33h 14m
2 stops
$1,087Delta
Sat, Mar 21 - Thu, Apr 9
Multiple Airlines Logo
11:50 pm - 9:00 am
ANC
-
SYD
38h 10m
1 stop
Multiple Airlines Logo
5:50 pm - 12:27 am
SYD
-
ANC
24h 37m
1 stop
$1,129Multiple Airlines
Sun, Mar 22 - Thu, Apr 9
Delta Logo
1:34 am - 6:05 am
ANC
-
SYD
33h 31m
2 stops
Delta Logo
9:40 am - 2:24 pm
SYD
-
ANC
23h 44m
2 stops
$1,135Delta
Fri, Mar 20 - Sat, Mar 28

United Airlines flights from Alaska to Sydney

Our best United Airlines deals on Alaska to Sydney flight tickets
United Airlines
Mar 20
ANC11:52 pmAnchorage
60h 08m
2 stops
SYD7:00 amSydney Kingsford Smith
Mar 27
SYD10:25 amSydney Kingsford Smith
31h 25m
2 stops
ANC10:50 pmAnchorage
$1,161
United Airlines
May 4
ANC9:00 pmAnchorage
39h 55m
2 stops
SYD6:55 amSydney Kingsford Smith
May 8
SYD9:30 amSydney Kingsford Smith
55h 15m
2 stops
ANC10:45 pmAnchorage
$1,362

Delta flights from Alaska to Sydney

Our best Delta deals on Alaska to Sydney flight tickets
Delta
Jul 6
ANC1:59 amAnchorage
34h 51m
2 stops
SYD6:50 amSydney Kingsford Smith
Jul 20
SYD9:15 amSydney Kingsford Smith
31h 07m
2 stops
ANC10:22 pmAnchorage
$1,035
Delta
Jul 6
ANC1:59 amAnchorage
34h 51m
2 stops
SYD6:50 amSydney Kingsford Smith
Jul 20
SYD9:15 amSydney Kingsford Smith
34h 20m
2 stops
ANC1:35 amAnchorage
$1,037
Delta
Jul 6
ANC12:55 amAnchorage
35h 55m
1 stop
SYD6:50 amSydney Kingsford Smith
Jul 20
SYD9:15 amSydney Kingsford Smith
28h 52m
2 stops
ANC8:07 pmAnchorage
$1,052

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 February 4, 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

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 7/6

1:59 am-6:50 am

2 stops34h 51m

Sydney Kingsford Smith

Mon 7/20

9:15 am-10:22 pm

2 stops31h 07m

$1,035

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 7/6

1:59 am-6:50 am

2 stops34h 51m

Sydney Kingsford Smith

Mon 7/20

9:15 am-1:35 am

2 stops34h 20m

$1,037

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 7/7

2:40 pm-7:20 am

1 stop22h 40m

Sydney Kingsford Smith

Mon 7/20

9:20 am-1:38 pm

1 stop22h 18m

$1,050

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 7/6

12:55 am-6:50 am

1 stop35h 55m

Sydney Kingsford Smith

Mon 7/20

9:15 am-8:07 pm

2 stops28h 52m

$1,052

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 7/6

12:55 am-6:50 am

1 stop35h 55m

Sydney Kingsford Smith

Mon 7/20

9:15 am-10:22 pm

2 stops31h 07m

$1,054

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 7/6

12:55 am-6:50 am

1 stop35h 55m

Sydney Kingsford Smith

Mon 7/20

9:15 am-11:56 pm

1 stop32h 41m

$1,065

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 7/6

12:55 am-6:50 am

1 stop35h 55m

Sydney Kingsford Smith

Mon 7/20

9:15 am-11:56 pm

1 stop32h 41m

$1,066

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sat 3/21

1:34 am-7:25 am

2 stops34h 51m

Sydney Kingsford Smith

Thu 4/9

9:15 am-12:29 am

2 stops33h 14m

$1,087

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sun 3/22

11:50 pm-9:00 am

1 stop38h 10m

Sydney Kingsford Smith

Thu 4/9

5:50 pm-12:27 am

1 stop24h 37m

$1,129

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Fri 3/20

1:34 am-6:05 am

2 stops33h 31m

Sydney Kingsford Smith

Sat 3/28

9:40 am-2:24 pm

2 stops23h 44m

$1,135

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

What is the cheapest month to fly to Sydney?

In general, March is the cheapest month to fly from Alaska to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $631. If you are unable to visit Sydney during the month of March, then departing from Alaska during the month June is also very affordable. Most momondo users find prices during this month for around $1,155.

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

28h 50m

Direct flights

None
The fastest flight from Alaska to Sydney takes 28h 50m
There are no direct flights from Alaska to Sydney. There are no popular flight routes from Alaska to Sydney.
Search flight deals

  • 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 many operators does momondo search for flights from Alaska to Sydney Kingsford Smith Airport?

  • 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
8.0
11,839 reviews
Search Alaska Airlines flights
DeltaPriceFrom $1,155Free CancellationRating
7.9
8,146 reviews
Search Delta flights

Traveling to a place near Sydney?

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