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Alaska

$845+ Cheap flights from Sydney (SYD) to Alaska

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ANC
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Sydney to Alaska

Keep the following information in mind while searching for Sydney to Alaska flight deals. Data was last updated September 15, 2025.

Round-trip from

$845
(American Airlines)

Popular in

December

Cheapest in

August

Average price

$1,066
From Sydney Kingsford Smith to Alaska
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($208 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Sydney to Alaska

Cheapest flights from Sydney to Alaska
Explore the most affordable flight options available from Sydney to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2811:20 amSYD - ANC
2 stops26h 27mAmerican Airlines
Tue 11/411:05 amANC - SYD
2 stops25h 55mAmerican Airlines
Deal found 9/13$845
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:20 amSYD - ANC
2 stops31h 36mUnited Airlines
Thu 1/89:00 amANC - SYD
2 stops28h 05mUnited Airlines
Deal found 9/15$846
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3011:20 amSYD - ANC
2 stops28h 06mAmerican Airlines
Thu 11/68:00 amANC - SYD
2 stops29h 00mAmerican Airlines
Deal found 9/15$847
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/810:40 amSYD - ANC
2 stops35h 13mDelta
Fri 1/93:50 pmANC - SYD
2 stops43h 00mDelta
Deal found 9/15$850
This Delta deal was found by Cheapflights users on 9/13. 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.
Tue 10/289:40 amSYD - ANC
2 stops32h 03mDelta
Mon 11/312:30 amANC - SYD
2 stops36h 00mDelta
Deal found 9/13$851
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sun 12/1411:20 amSYD - ANC
3 stops55h 36mUnited Airlines
Mon 1/59:00 pmANC - SYD
2 stops40h 05mUnited Airlines
Deal found 9/15$862
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 12/1211:50 amSYD - ANC
2 stops55h 06mUnited Airlines
Sun 1/41:30 amANC - SYD
2 stops59h 35mUnited Airlines
Deal found 9/15$874
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1211:20 amSYD - ANC
2 stops50h 06mAmerican Airlines
Wed 1/71:45 amANC - SYD
2 stops35h 15mAmerican Airlines
Deal found 9/15$911
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1211:20 amSYD - ANC
2 stops56h 21mAmerican Airlines
Sat 1/1010:00 amANC - SYD
2 stops51h 00mAmerican Airlines
Deal found 9/15$923
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2112:10 pmSYD - ANC
2 stops30h 46mUnited Airlines
Tue 11/2511:59 pmANC - SYD
2 stops37h 06mUnited Airlines
Deal found 9/14$957

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sydney to Alaska 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 September 15, 2025.
Use the filters below to find and compare flights from Sydney to Alaska that are best for you.

Fly from

Sydney

Fly to

Alaska

Route

Depart

Return

Price

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Tue 10/28

11:20 am-6:47 pm

2 stops26h 27m

Anchorage

Tue 11/4

11:05 am-9:00 am

2 stops25h 55m

$845

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Thu 12/11

10:40 am-1:53 am

2 stops35h 13m

Anchorage

Wed 1/7

1:20 am-6:50 am

2 stops33h 30m

$850

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Sun 12/14

11:20 am-10:56 pm

2 stops31h 36m

Anchorage

Thu 1/8

9:00 am-9:05 am

2 stops28h 05m

$850

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Mon 12/8

10:40 am-1:53 am

2 stops35h 13m

Anchorage

Fri 1/9

3:50 pm-6:50 am

2 stops43h 00m

$850

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Tue 12/9

11:20 am-10:56 pm

3 stops31h 36m

Anchorage

Thu 1/8

9:00 am-9:05 am

2 stops28h 05m

$850

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Mon 12/8

10:40 am-1:53 am

2 stops35h 13m

Anchorage

Wed 1/7

3:50 pm-6:50 am

2 stops43h 00m

$850

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Tue 12/9

11:20 am-10:56 pm

3 stops31h 36m

Anchorage

Mon 1/5

11:59 pm-9:05 am

2 stops37h 06m

$850

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Thu 12/11

10:40 am-1:53 am

2 stops35h 13m

Anchorage

Sun 1/11

6:00 am-8:30 am

2 stops30h 30m

$850

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Thu 12/11

10:40 am-1:53 am

2 stops35h 13m

Anchorage

Tue 1/6

6:00 am-8:30 am

2 stops30h 30m

$850

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Wed 12/10

10:40 am-1:53 am

2 stops35h 13m

Anchorage

Sun 1/4

1:20 am-8:30 am

2 stops35h 10m

$850

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 11 results
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Best time to book a flight from Sydney to Alaska

Have a flexible travel schedule? Discover the best time to fly to Alaska from Sydney 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 Sydney to Alaska

What is the cheapest month to book a flight from Sydney to Alaska?

Currently, January is the cheapest month in which you can book a flight from Sydney to Alaska (average of $456). Flying from Sydney to Alaska in July is currently the most expensive (average of $642). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Related info for your journey

Find useful and relevant information for your journey from Sydney to Alaska. 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 from for flights from Sydney to Alaska?

    Most people fly from Sydney Kingsford Smith (SYD) if they book a flight from Sydney to Alaska. Sydney Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

  • How long is the flight from Sydney to Alaska?

    A quick flight from Sydney to Alaska can take about 26h 27m. American Airlines provides one of the quickest options available for as low as $845. Sydney and Alaska are separated by a distance of 7345 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Sydney to Alaska?

    Currently, January is the cheapest month in which you can book a flight from Sydney to Alaska (average of $456). Flying from Sydney to Alaska in July is currently the most expensive (average of $642). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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