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$581+ Cheap flights from Alaska to Sydney (SYD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — SYD
May 18 — May 251
Mon 5/18
Mon 5/25
1 adult, Economy
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Cheap flight deals from Alaska to Sydney

Cheapest flights from Alaska to Sydney
Explore the most affordable flight options available from Alaska to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.

This Air Canada deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/82:40 pm
ANC
-
SYD
1 stop22h 40m
Air Canada
Thu 7/99:20 am
SYD
-
ANC
1 stop22h 18m
Air Canada
Deal found 4/14$1,062
This Air Canada deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/82:40 pm
ANC
-
SYD
1 stop22h 40m
Multiple Airlines
Thu 7/96:00 am
SYD
-
ANC
2 stops25h 38m
Multiple Airlines
Deal found 4/14$1,082
This oojo deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:15 pm
ANC
-
SYD
1 stop23h 50m
Multiple Airlines
Wed 7/85:50 pm
SYD
-
ANC
1 stop24h 05m
Multiple Airlines
Deal found 4/16$1,093
This FlightHub deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/92:40 pm
ANC
-
SYD
1 stop22h 40m
Air Canada
Wed 7/81:00 pm
SYD
-
ANC
2 stops42h 38m
Air Canada
Deal found 4/14$1,094
This oojo deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1611:13 pm
ANC
-
SYD
1 stop37h 52m
Multiple Airlines
Sun 5/245:50 pm
SYD
-
ANC
1 stop24h 45m
Multiple Airlines
Deal found 4/15$1,112
This oojo deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:45 pm
ANC
-
SYD
1 stop37h 45m
Multiple Airlines
Sun 5/105:50 pm
SYD
-
ANC
1 stop24h 45m
Multiple Airlines
Deal found 4/15$1,113
This United Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/92:05 pm
ANC
-
SYD
1 stop22h 50m
United Airlines
Wed 7/810:20 am
SYD
-
ANC
1 stop30h 26m
United Airlines
Deal found 4/15$1,115
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:46 pm
ANC
-
SYD
1 stop23h 09m
United Airlines
Sun 6/710:20 am
SYD
-
ANC
1 stop30h 26m
United Airlines
Deal found 4/16$1,116
This United Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1611:59 pm
ANC
-
SYD
2 stops37h 01m
United Airlines
Sun 5/2410:20 am
SYD
-
ANC
1 stop30h 26m
United Airlines
Deal found 4/15$1,119
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/81:35 am
ANC
-
SYD
2 stops35h 15m
Delta
Wed 7/89:15 am
SYD
-
ANC
2 stops34h 40m
Delta
Deal found 4/17$1,121

Find flight deals from Alaska to Sydney

Keep the following information in mind while searching for Alaska to Sydney flight deals. Data was last updated April 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,062
(Air Canada)

One-way from

$581
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,313
Provider with most accurate pricing for Anchorage-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Anchorage-Sydney Kingsford Smith flights.
Search Deals
From Alaska to Sydney Kingsford Smith
Search Deals
One-way flight from Alaska to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($206 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 18, 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

Sat 5/16

11:59 pm-7:00 am

2 stops37h 01m

Sydney Kingsford Smith

Sun 5/24

9:30 am-10:46 pm

2 stops31h 16m

$1,119

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 6/2

2:05 pm-6:55 am

1 stop22h 50m

Sydney Kingsford Smith

Thu 6/18

10:20 am-10:46 pm

1 stop30h 26m

$1,167

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sat 7/25

1:45 am-6:50 am

2 stops35h 05m

Sydney Kingsford Smith

Fri 8/7

9:15 am-1:55 am

2 stops34h 40m

$1,171

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Fri 6/5

4:10 pm-6:50 pm

2 stops32h 40m

Sydney Kingsford Smith

Tue 6/9

8:45 pm-10:02 am

2 stops31h 17m

$1,215

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sat 5/30

7:24 pm-6:50 pm

2 stops53h 26m

Sydney Kingsford Smith

Sat 6/6

8:45 pm-9:51 am

2 stops31h 06m

$1,238
Quickest round-trip

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 7/7

9:07 am-7:30 am

2 stops28h 23m

Sydney Kingsford Smith

Mon 7/20

5:50 pm-11:55 pm

1 stop24h 05m

$1,443

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 6/8

12:09 pm-10:40 am

3 stops28h 31m

Sydney Kingsford Smith

Thu 7/9

11:55 am-11:55 pm

2 stops30h 00m

$1,691

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 7/27

8:00 am-8:45 am

3 stops30h 45m

Sydney Kingsford Smith

Thu 8/6

11:55 am-11:55 pm

2 stops30h 00m

$1,840

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 7/7

11:05 am-10:40 am

2 stops29h 35m

Sydney Kingsford Smith

Mon 7/20

11:55 am-9:25 pm

3 stops27h 30m

$1,941

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Thu 5/14

10:00 am-8:45 am

3 stops28h 45m

Sydney Kingsford Smith

Thu 5/21

11:55 am-11:40 pm

3 stops29h 45m

$1,946

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 17 resultsSorted by cheapest first
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2

Best time to book a flight from Alaska to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Alaska with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Alaska to Sydney

How much does it cost to fly round-trip from Alaska to Sydney?

Related info for your journey

Find useful and relevant information for your journey from Alaska to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Alaska?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from Alaska to Sydney. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.

  • How long is the flight from Alaska to Sydney?

    A quick flight from Alaska to Sydney can take about 35h 05m. United Airlines provides one of the quickest options available for as low as $1,171. Alaska and Sydney are separated by a distance of 7345 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Alaska to Sydney that include hotel bookings?

    Yes. In addition to deals on Alaska to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Alaska to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Alaska to Sydney.

  • Can I find deals for business class flights from Alaska to Sydney?

    Yes. Cheapflights offers flight deals from Alaska to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

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Top 2 airlines flying from Alaska to Sydney

Discover the top 2 airlines that operate flights from Alaska to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$508Average$1,337FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$1,003Average$1,375FlexibilityNo cancel feeOn-time75%

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