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$730+ 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — SYD
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
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 May 5, 2026.

This oojo deal was found by Cheapflights users on 5/3. 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 5/3$1,174
This oojo deal was found by Cheapflights users on 5/3. 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.
Mon 6/81:15 pm
ANC
-
SYD
1 stop23h 50m
Multiple Airlines
Thu 7/95:50 pm
SYD
-
ANC
1 stop24h 05m
Multiple Airlines
Deal found 5/3$1,224
This United Airlines deal was found by Cheapflights users on 5/3. 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 5/241:46 pm
ANC
-
SYD
1 stop23h 09m
United Airlines
Sun 5/3110:20 am
SYD
-
ANC
1 stop30h 26m
United Airlines
Deal found 5/3$1,238
This United Airlines deal was found by Cheapflights users on 5/1. 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 7/89:30 am
SYD
-
ANC
2 stops31h 16m
United Airlines
Deal found 5/1$1,242
This Delta deal was found by Cheapflights users on 5/1. 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.
Sat 7/251:30 am
ANC
-
SYD
2 stops35h 20m
Delta
Fri 8/79:15 am
SYD
-
ANC
2 stops34h 40m
Delta
Deal found 5/1$1,253
This oojo deal was found by Cheapflights users on 5/1. 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.
Fri 5/1511:13 pm
ANC
-
SYD
1 stop37h 52m
Multiple Airlines
Tue 6/309:10 am
SYD
-
ANC
1 stop32h 45m
Multiple Airlines
Deal found 5/1$1,263

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 May 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,174
(oojo)

One-way from

$730
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$894
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. 13% potential increase in price ($194 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 5, 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 6/9

2:05 pm-6:55 am

1 stop22h 50m

Sydney Kingsford Smith

Wed 7/8

9:30 am-10:46 pm

2 stops31h 16m

$1,243
Quickest round-trip

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 6/8

1:15 pm-7:30 am

1 stop24h 15m

Sydney Kingsford Smith

Thu 7/9

5:50 pm-11:55 pm

1 stop24h 05m

$1,245

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

$1,288

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sun 7/26

11:09 pm-7:00 am

2 stops37h 51m

Sydney Kingsford Smith

Fri 8/7

10:20 am-10:40 pm

1 stop30h 20m

$1,293

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 6/8

2:05 pm-7:00 am

2 stops46h 55m

Sydney Kingsford Smith

Thu 7/9

9:30 am-7:12 pm

2 stops27h 42m

$1,318

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Tue 7/7

2:05 pm-7:00 am

2 stops46h 55m

Sydney Kingsford Smith

Mon 7/20

10:20 am-10:46 pm

1 stop30h 26m

$1,439

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 7/20

8:15 am-6:50 am

2 stops28h 35m

Sydney Kingsford Smith

Thu 7/23

9:15 am-1:54 am

2 stops34h 39m

$1,466

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Mon 7/20

11:33 pm-7:05 am

1 stop37h 32m

Sydney Kingsford Smith

Thu 7/23

5:50 pm-11:55 pm

1 stop24h 05m

$1,635

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Sun 5/31

1:46 pm-6:55 am

1 stop23h 09m

Sydney Kingsford Smith

Thu 6/4

10:20 am-10:46 pm

1 stop30h 26m

$1,676

AnchorageSydney

ANC - SYD

ANCSYD

Anchorage

Thu 6/18

11:59 pm-6:50 pm

2 stops24h 51m

Sydney Kingsford Smith

Thu 6/25

8:45 pm-10:37 am

2 stops31h 52m

$1,693

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/2

Showing 1-10 of 12 resultsSorted by cheapest first
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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 22h 50m. United Airlines provides one of the quickest options available for as low as $1,243. Alaska and Sydney are separated by a distance of 7345 mi.

  • 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 May 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$508Average$1,337FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$1,003Average$1,375FlexibilityNo cancel feeOn-time75%

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