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Cheap flights from Alaska to Sydney from $558

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 2/16. 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
1:20 am - 8:30 am
ANC
-
SYD
35h 10m2 stops
Delta Logo
10:40 am - 8:44 pm
SYD
-
ANC
30h 04m2 stops
$953Delta
Sat, Jan 17 - Sun, Jan 25
United Airlines Logo
11:45 pm - 7:00 am
ANC
-
SYD
37h 15m2 stops
United Airlines Logo
10:20 am - 10:39 pm
SYD
-
ANC
30h 19m2 stops
$1,002United Airlines
Sat, Apr 11 - Sat, Apr 18
Multiple Airlines Logo
11:55 pm - 7:30 am
ANC
-
SYD
37h 35m1 stop
Multiple Airlines Logo
5:50 pm - 12:39 am
SYD
-
ANC
24h 49m1 stop
$1,118Multiple Airlines
Tue, Apr 7 - Thu, Apr 23
Delta Logo
1:34 am - 6:35 am
ANC
-
SYD
35h 01m2 stops
Delta Logo
9:25 am - 8:20 pm
SYD
-
ANC
28h 55m2 stops
$1,165Delta
Mon, Apr 6 - Thu, Apr 23
American Airlines Logo
10:00 am - 7:05 am
ANC
-
SYD
27h 05m2 stops
American Airlines Logo
12:00 pm - 6:35 pm
SYD
-
ANC
24h 35m1 stop
$1,168American Airlines
Tue, Apr 7 - Thu, Apr 23
United Airlines Logo
11:45 pm - 9:15 am
ANC
-
SYD
37h 30m2 stops
United Airlines Logo
2:00 pm - 11:15 pm
SYD
-
ANC
29h 15m2 stops
$1,228United Airlines
Fri, Jan 16 - Fri, Jan 23
Multiple Airlines Logo
11:55 pm - 8:05 am
ANC
-
SYD
37h 10m1 stop
Multiple Airlines Logo
9:35 pm - 12:39 am
SYD
-
ANC
45h 04m2 stops
$1,244Multiple Airlines
Sat, Mar 28 - Mon, Apr 13
Multiple Airlines Logo
8:00 am - 7:25 am
ANC
-
SYD
27h 25m2 stops
Multiple Airlines Logo
5:45 pm - 12:54 am
SYD
-
ANC
27h 09m1 stop
$1,271Multiple Airlines
Sun, Jan 18 - Sun, Jan 25
United Airlines Logo
9:00 am - 9:15 am
ANC
-
SYD
28h 15m3 stops
United Airlines Logo
2:00 pm - 11:15 pm
SYD
-
ANC
29h 15m2 stops
$1,328United Airlines
Fri, Jan 16 - Fri, Jan 23
Hawaiian Airlines Logo
4:42 pm - 7:45 pm
ANC
-
SYD
31h 03m1 stop
Hawaiian Airlines Logo
9:40 pm - 5:16 am
SYD
-
ANC
27h 36m1 stop
$1,332Hawaiian Airlines
Fri, Jan 16 - Fri, Jan 23

United Airlines flights from Alaska to Sydney

Our best United Airlines deals on Alaska to Sydney flight tickets
United Airlines
Apr 11
ANC11:45 pmAnchorage
37h 15m
2 stops
SYD7:00 amSydney Kingsford Smith
Apr 18
SYD10:20 amSydney Kingsford Smith
30h 19m
2 stops
ANC10:39 pmAnchorage
$1,002
Find similar
United Airlines
Jan 16
ANC11:45 pmAnchorage
37h 30m
2 stops
SYD9:15 amSydney Kingsford Smith
Jan 23
SYD2:00 pmSydney Kingsford Smith
29h 15m
2 stops
ANC11:15 pmAnchorage
$1,228
Find similar
United Airlines
Jan 16
ANC9:00 amAnchorage
28h 15m
3 stops
SYD9:15 amSydney Kingsford Smith
Jan 23
SYD2:00 pmSydney Kingsford Smith
29h 15m
2 stops
ANC11:15 pmAnchorage
$1,328
Find similar

Hawaiian Airlines flights from Alaska to Sydney

Our best Hawaiian Airlines deals on Alaska to Sydney flight tickets
Hawaiian Airlines
Jan 16
ANC4:42 pmAnchorage
31h 03m
1 stop
SYD7:45 pmSydney Kingsford Smith
Jan 23
SYD9:40 pmSydney Kingsford Smith
27h 36m
1 stop
ANC5:16 amAnchorage
$1,332
Find similar
Hawaiian Airlines
Jan 18
ANC8:20 amAnchorage
39h 25m
1 stop
SYD7:45 pmSydney Kingsford Smith
Jan 25
SYD9:40 pmSydney Kingsford Smith
27h 36m
1 stop
ANC5:16 amAnchorage
$1,337
Find similar
Hawaiian Airlines
Jan 16
ANC4:42 pmAnchorage
31h 03m
1 stop
SYD7:45 pmSydney Kingsford Smith
Jan 23
SYD9:40 pmSydney Kingsford Smith
21h 38m
1 stop
ANC11:18 pmAnchorage
$1,347
Find similar

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 December 4, 2025.
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

Sat 1/17

1:20 am-8:30 am

2 stops35h 10m

Sydney Kingsford Smith

Sun 1/25

10:40 am-8:44 pm

2 stops30h 04m

$953

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sat 4/11

11:45 pm-7:00 am

2 stops37h 15m

Sydney Kingsford Smith

Sat 4/18

10:20 am-10:39 pm

2 stops30h 19m

$1,002

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 4/7

11:55 pm-7:30 am

1 stop37h 35m

Sydney Kingsford Smith

Thu 4/23

5:50 pm-12:39 am

1 stop24h 49m

$1,118

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 4/6

1:34 am-6:35 am

2 stops35h 01m

Sydney Kingsford Smith

Thu 4/23

9:25 am-8:20 pm

2 stops28h 55m

$1,165

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 4/7

10:00 am-7:05 am

2 stops27h 05m

Sydney Kingsford Smith

Thu 4/23

12:00 pm-6:35 pm

1 stop24h 35m

$1,168

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Fri 1/16

11:45 pm-9:15 am

2 stops37h 30m

Sydney Kingsford Smith

Fri 1/23

2:00 pm-11:15 pm

2 stops29h 15m

$1,228

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sat 3/28

11:55 pm-8:05 am

1 stop37h 10m

Sydney Kingsford Smith

Mon 4/13

9:35 pm-12:39 am

2 stops45h 04m

$1,244

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sun 1/18

8:00 am-7:25 am

2 stops27h 25m

Sydney Kingsford Smith

Sun 1/25

5:45 pm-12:54 am

1 stop27h 09m

$1,271

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Fri 1/16

9:00 am-9:15 am

3 stops28h 15m

Sydney Kingsford Smith

Fri 1/23

2:00 pm-11:15 pm

2 stops29h 15m

$1,328

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Fri 1/16

4:42 pm-7:45 pm

1 stop31h 03m

Sydney Kingsford Smith

Fri 1/23

9:40 pm-5:16 am

1 stop27h 36m

$1,332

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 $848. 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.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Alaska to Sydney is on a Tuesday when prices can be found for as low as $1,020. The most expensive day to fly to Sydney is Wednesday, with ticket prices averaging around $1,283.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the afternoon. momondo users have found flights departing from Alaska to Sydney in the afternoon for as low as $1,096. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the evening, with an average ticket price of $1,182. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 05m

Direct flights

None
The fastest flight from Alaska to Sydney takes 28h 05m
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
11,396 reviews
Search Alaska Airlines flights
DeltaPriceFrom $1,155Free CancellationRating
7.9
8,011 reviews
Search Delta 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
Randwick
Coogee
Manly
Penrith
Cronulla
Lithgow
Leura
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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