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Alaska

$648+ Cheap flights from Sydney (SYD) to Alaska

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ANC
Jun 10 — Jun 171
Wed 6/10
Wed 6/17
1 adult, Economy
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Cheap 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 May 11, 2026.

This United Airlines deal was found by Cheapflights users on 5/8. 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.
Thu 7/309:30 am
SYD
-
ANC
2 stops27h 42m
United Airlines
Wed 8/122:14 pm
ANC
-
SYD
1 stop22h 41m
United Airlines
Deal found 5/8$1,043
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Thu 7/3010:20 am
SYD
-
ANC
1 stop30h 26m
United Airlines
Sun 8/911:09 pm
ANC
-
SYD
2 stops37h 51m
United Airlines
Deal found 5/8$1,055
This United Airlines deal was found by Cheapflights users on 5/10. 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 5/1910:20 am
SYD
-
ANC
2 stops66h 50m
United Airlines
Wed 5/272:05 pm
ANC
-
SYD
1 stop22h 50m
United Airlines
Deal found 5/10$1,057
This SmartFares deal was found by Cheapflights users on 5/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/168:45 pm
SYD
-
ANC
1 stop26h 35m
Multiple Airlines
Thu 6/254:00 pm
ANC
-
SYD
1 stop32h 50m
Multiple Airlines
Deal found 5/10$1,092
This SmartFares deal was found by Cheapflights users on 5/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/28:45 pm
SYD
-
ANC
1 stop26h 35m
Multiple Airlines
Sun 8/94:00 pm
ANC
-
SYD
1 stop32h 50m
Multiple Airlines
Deal found 5/8$1,093
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Thu 7/3010:20 am
SYD
-
ANC
1 stop30h 26m
United Airlines
Thu 8/62:05 pm
ANC
-
SYD
1 stop22h 50m
United Airlines
Deal found 5/8$1,094
This United Airlines deal was found by Cheapflights users on 5/10. 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.
Wed 5/2010:20 am
SYD
-
ANC
1 stop30h 29m
United Airlines
Thu 5/285:15 am
ANC
-
SYD
2 stops31h 40m
United Airlines
Deal found 5/10$1,095
This United Airlines deal was found by Cheapflights users on 5/8. 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 7/3110:20 am
SYD
-
ANC
1 stop28h 29m
United Airlines
Sun 8/911:09 pm
ANC
-
SYD
2 stops37h 51m
United Airlines
Deal found 5/8$1,106
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:45 pm
SYD
-
ANC
1 stop26h 35m
Multiple Airlines
Sun 8/94:00 pm
ANC
-
SYD
1 stop32h 50m
Multiple Airlines
Deal found 5/8$1,120
This SmartFares deal was found by Cheapflights users on 5/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:45 pm
SYD
-
ANC
1 stop26h 41m
Multiple Airlines
Wed 5/274:08 pm
ANC
-
SYD
1 stop32h 42m
Multiple Airlines
Deal found 5/10$1,123
This American Airlines deal was found by Cheapflights users on 5/8. 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 7/319:10 am
SYD
-
ANC
2 stops29h 24m
American Airlines
Tue 8/111:57 am
ANC
-
SYD
2 stops35h 08m
American Airlines
Deal found 5/8$1,125

Find flight deals from Sydney to Alaska

Keep the following information in mind while searching for Sydney to Alaska flight deals. Data was last updated May 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,043
(United Airlines)

One-way from

$648
(KAYAK)

Popular in

December

Cheapest in

September

Average price

$969
Provider with most accurate pricing for Sydney Kingsford Smith-Anchorage flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Anchorage flights.
Search Deals
From Sydney Kingsford Smith to Alaska
Search Deals
One-way flight from Sydney Kingsford Smith to Alaska
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($65 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($54 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 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 May 11, 2026.
Use the filters below to find and compare flights from Sydney to Alaska that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Tue 8/4

9:30 am-10:46 pm

2 stops31h 16m

Anchorage

Mon 8/10

11:09 pm-7:00 am

2 stops37h 51m

$1,043

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Mon 8/3

9:30 am-10:46 pm

2 stops31h 16m

Anchorage

Wed 8/12

11:09 pm-7:00 am

2 stops37h 51m

$1,094
Quickest round-trip

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Sun 5/31

10:20 am-10:46 pm

1 stop30h 26m

Anchorage

Sun 6/7

1:49 pm-6:55 am

1 stop23h 06m

$1,094

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Sat 8/1

9:30 am-11:59 pm

2 stops32h 29m

Anchorage

Tue 8/11

2:14 pm-6:55 am

1 stop22h 41m

$1,094

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Sat 5/23

8:45 pm-5:26 am

1 stop26h 41m

Anchorage

Wed 5/27

4:08 pm-6:50 pm

1 stop32h 42m

$1,153

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Mon 9/7

9:30 am-7:02 pm

2 stops27h 32m

Anchorage

Mon 9/14

8:00 pm-6:55 am

2 stops40h 55m

$1,203

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Sat 5/23

1:00 pm-1:36 pm

2 stops42h 36m

Anchorage

Wed 5/27

2:40 pm-7:20 am

1 stop22h 40m

$1,226
Cheapest one-way

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Mon 6/8

10:20 am-12:56 pm

2 stops44h 36m

$679

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Mon 6/8

9:10 am-12:35 am

1 stop33h 25m

$707
Quickest one-way

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Mon 6/8

5:50 pm-11:52 pm

2 stops24h 02m

$727

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/10

Showing 1-10 of 12 resultsSorted by cheapest first
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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, December is the cheapest month in which you can book a flight from Sydney to Alaska (average of $658). Flying from Sydney to Alaska in April is currently the most expensive (average of $1,198). 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 31h 16m. United Airlines provides one of the quickest options available for as low as $1,043. Sydney and Alaska are separated by a distance of 7345 mi.

  • 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, December is the cheapest month in which you can book a flight from Sydney to Alaska (average of $658). Flying from Sydney to Alaska in April is currently the most expensive (average of $1,198). 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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