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Cheap flights from Alaska to Sydney from $632

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 11/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Alaska to Sydney

Cheap round-trip flights

Delta Logo
12:30 am - 7:35 amANC-SYD
36h 05m2 stops
Delta Logo
10:25 am - 1:59 amSYD-ANC
34h 34m2 stops
$1,136Delta
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Sun, Oct 5 - Mon, Oct 13
Delta Logo
12:30 am - 7:10 amANC-SYD
35h 40m2 stops
Delta Logo
10:40 am - 10:49 pmSYD-ANC
32h 09m2 stops
$1,161Delta
Find Deal
Wed, Oct 29 - Tue, Nov 18
Alaska Airlines Logo
1:04 am - 7:45 pmANC-SYD
23h 41m2 stops
Alaska Airlines Logo
9:40 pm - 8:53 amSYD-ANC
31h 13m1 stop
$1,252Alaska Airlines
Find Deal
Wed, Oct 29 - Tue, Nov 18
United Airlines Logo
9:00 am - 9:15 amANC-SYD
28h 15m3 stops
United Airlines Logo
10:20 am - 7:45 pmSYD-ANC
28h 25m2 stops
$1,276United Airlines
Find Deal
Sun, Feb 15 - Wed, Mar 18
Multiple Airlines Logo
10:00 am - 8:45 amANC-SYD
26h 45m3 stops
Multiple Airlines Logo
11:45 am - 10:27 pmSYD-ANC
29h 42m3 stops
$1,327Multiple Airlines
Find Deal
Sun, Feb 15 - Wed, Mar 18
Multiple Airlines Logo
11:55 pm - 9:00 amANC-SYD
37h 05m1 stop
Multiple Airlines Logo
10:00 pm - 12:39 amSYD-ANC
45h 39m2 stops
$1,372Multiple Airlines
Find Deal
Sun, Feb 15 - Wed, Mar 18
United Airlines Logo
11:59 pm - 9:05 amANC-SYD
37h 06m2 stops
United Airlines Logo
12:10 pm - 10:56 pmSYD-ANC
54h 46m2 stops
$1,380United Airlines
Find Deal
Tue, Nov 4 - Sat, Nov 29
Alaska Airlines Logo
6:50 pm - 7:45 pmANC-SYD
29h 55m1 stop
Alaska Airlines Logo
9:40 pm - 12:49 amSYD-ANC
23h 09m1 stop
$1,381Alaska Airlines
Find Deal
Thu, Oct 30 - Tue, Nov 18
Multiple Airlines Logo
2:30 am - 8:45 amANC-SYD
34h 15m3 stops
Multiple Airlines Logo
11:45 am - 8:22 pmSYD-ANC
28h 37m3 stops
$1,382Multiple Airlines
Find Deal
Wed, Feb 11 - Tue, Mar 3
Hawaiian Airlines Logo
1:39 am - 7:45 pmANC-SYD
23h 06m2 stops
Hawaiian Airlines Logo
9:40 pm - 12:18 pmSYD-ANC
33h 38m2 stops
$1,639Hawaiian Airlines
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Thu, Oct 9 - Fri, Oct 17

Delta flights from Alaska to Sydney

Our best Delta deals on Alaska to Sydney flight tickets
Delta
Oct 5
ANC12:30 amAnchorage
36h 05m
2 stops
SYD7:35 amSydney Kingsford Smith
Oct 13
SYD10:25 amSydney Kingsford Smith
34h 34m
2 stops
ANC1:59 amAnchorage
$1,136
Find similar
Delta
Oct 29
ANC12:30 amAnchorage
35h 40m
2 stops
SYD7:10 amSydney Kingsford Smith
Nov 18
SYD10:40 amSydney Kingsford Smith
32h 09m
2 stops
ANC10:49 pmAnchorage
$1,161
Find similar
Delta
Nov 3
ANC12:30 amAnchorage
36h 00m
2 stops
SYD8:30 amSydney Kingsford Smith
Nov 29
SYD10:40 amSydney Kingsford Smith
35h 17m
2 stops
ANC1:57 amAnchorage
$1,446
Find similar

Alaska Airlines flights from Alaska to Sydney

Our best Alaska Airlines deals on Alaska to Sydney flight tickets
Alaska Airlines
Oct 29
ANC1:04 amAnchorage
23h 41m
2 stops
SYD7:45 pmSydney Kingsford Smith
Nov 18
SYD9:40 pmSydney Kingsford Smith
31h 13m
1 stop
ANC8:53 amAnchorage
$1,252
Find similar
Alaska Airlines
Sep 23
ANC1:15 amAnchorage
24h 30m
2 stops
SYD7:45 pmSydney Kingsford Smith
Sep 28
SYD9:40 pmSydney Kingsford Smith
27h 25m
1 stop
ANC7:05 amAnchorage
$1,364
Find similar
Alaska Airlines
Sep 23
ANC1:15 amAnchorage
24h 30m
2 stops
SYD7:45 pmSydney Kingsford Smith
Sep 28
SYD9:40 pmSydney Kingsford Smith
29h 05m
2 stops
ANC8:45 amAnchorage
$1,375
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 September 22, 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

Sun 10/5

12:30 am-7:35 am

2 stops36h 05m

Sydney Kingsford Smith

Mon 10/13

10:25 am-1:59 am

2 stops34h 34m

$1,136

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Wed 10/29

12:30 am-7:10 am

2 stops35h 40m

Sydney Kingsford Smith

Tue 11/18

10:40 am-10:49 pm

2 stops32h 09m

$1,161

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Wed 10/29

1:04 am-7:45 pm

2 stops23h 41m

Sydney Kingsford Smith

Tue 11/18

9:40 pm-8:53 am

1 stop31h 13m

$1,252

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sun 2/15

9:00 am-9:15 am

3 stops28h 15m

Sydney Kingsford Smith

Wed 3/18

10:20 am-7:45 pm

2 stops28h 25m

$1,276

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sun 2/15

10:00 am-8:45 am

3 stops26h 45m

Sydney Kingsford Smith

Wed 3/18

11:45 am-10:27 pm

3 stops29h 42m

$1,327

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sun 2/15

11:55 pm-9:00 am

1 stop37h 05m

Sydney Kingsford Smith

Wed 3/18

10:00 pm-12:39 am

2 stops45h 39m

$1,372

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 11/4

11:59 pm-9:05 am

2 stops37h 06m

Sydney Kingsford Smith

Sat 11/29

12:10 pm-10:56 pm

2 stops54h 46m

$1,380

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Thu 10/30

6:50 pm-7:45 pm

1 stop29h 55m

Sydney Kingsford Smith

Tue 11/18

9:40 pm-12:49 am

1 stop23h 09m

$1,381

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Wed 2/11

2:30 am-8:45 am

3 stops34h 15m

Sydney Kingsford Smith

Tue 3/3

11:45 am-8:22 pm

3 stops28h 37m

$1,382

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Thu 10/9

1:39 am-7:45 pm

2 stops23h 06m

Sydney Kingsford Smith

Fri 10/17

9:40 pm-12:18 pm

2 stops33h 38m

$1,639

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

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 32% 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

Direct flights

None
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
DeltaPriceFrom $1,064Free CancellationRating
7.9
7,971 reviews
Search Delta flights
Alaska AirlinesPriceFrom $1,340Free CancellationRating
8.0
10,000 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
Bondi Beach
Katoomba
Wollongong
Randwick
Cronulla
Coogee
Lithgow
Penrith
Manly
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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