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Cheap flights from Sydney to Alaska from $2,365

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ANC
27 Jan — 3 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Alaska

Enter your travel dates to find the best prices.

Best flights from Sydney to Alaska
Discover carefully curated flight deals from Sydney to Alaska that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 December 2025.

Thu 12/310:25SYD - ANC
2 stops31h 25mUnited Airlines
Mon 16/323:52ANC - SYD
2 stops36h 08mUnited Airlines
Deal found 24/12$2,366
Thu 12/313:05SYD - ANC
1 stop25h 01mAmerican Airlines
Mon 16/306:00ANC - SYD
2 stops32h 00mAmerican Airlines
Deal found 24/12$2,399
Mon 5/121:40SYD - ANC
1 stop27h 20mMultiple Airlines
Mon 12/101:10ANC - SYD
2 stops22h 35mMultiple Airlines
Deal found 27/12$3,760
Mon 5/121:40SYD - ANC
1 stop22h 52mHawaiian Airlines
Tue 13/108:20ANC - SYD
1 stop39h 25mHawaiian Airlines
Deal found 27/12$3,864
Mon 5/111:50SYD - ANC
2 stops55h 25mUnited Airlines
Tue 13/109:00ANC - SYD
2 stops28h 15mUnited Airlines
Deal found 27/12$3,467
Sun 4/114:00SYD - ANC
2 stops54h 25mUnited Airlines
Mon 12/109:00ANC - SYD
2 stops28h 05mUnited Airlines
Deal found 26/12$3,542
Sun 4/121:40SYD - ANC
1 stop22h 52mHawaiian Airlines
Mon 12/108:20ANC - SYD
1 stop39h 25mHawaiian Airlines
Deal found 26/12$4,120
Sat 3/121:40SYD - ANC
1 stop22h 52mHawaiian Airlines
Sun 11/116:42ANC - SYD
1 stop31h 03mHawaiian Airlines
Deal found 25/12$4,219

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 28 December 2025.

Round-trip from

$2,366

One-way from

$2,365

Popular in

December

Cheapest in

November

Average price

$2,562
United Airlines
  • United Airlines
  • 12/3-16/3
  • 4 total stops
  • 70h 35m total
  • Sydney to Alaska
Search Deals
20/5
  • 20/5
  • 2 total stops
  • 30h 25m total
  • Sydney to Alaska
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($52 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($99 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 28 December 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

Thu 12/3

10:25-22:50

2 stops31h 25m

Anchorage

Mon 16/3

23:52-07:00

2 stops36h 08m

$2,366

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Thu 12/3

13:05-19:06

1 stop25h 01m

Anchorage

Mon 16/3

06:00-09:00

2 stops32h 00m

$2,399

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Mon 5/1

11:50-23:15

2 stops55h 25m

Anchorage

Tue 13/1

09:00-09:15

2 stops28h 15m

$3,467

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Sun 4/1

14:00-00:25

2 stops54h 25m

Anchorage

Mon 12/1

09:00-09:05

2 stops28h 05m

$3,542

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Mon 5/1

21:40-05:00

1 stop27h 20m

Anchorage

Mon 12/1

01:10-19:45

2 stops22h 35m

$3,760

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Mon 5/1

21:40-00:32

1 stop22h 52m

Anchorage

Tue 13/1

08:20-19:45

1 stop39h 25m

$3,864

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Sun 4/1

21:40-00:32

1 stop22h 52m

Anchorage

Mon 12/1

08:20-19:45

1 stop39h 25m

$4,120

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Sat 3/1

21:40-00:32

1 stop22h 52m

Anchorage

Sun 11/1

16:42-19:45

1 stop31h 03m

$4,219

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Wed 20/5

11:55-00:20

2 stops30h 25m

$2,365

SydneyAnchorage

SYD - ANC

SYDANC

Sydney Kingsford Smith

Wed 20/5

17:50-00:20

1 stop24h 30m

$2,558

Flights are sorted by cheapest return flights first.

Deals found on 27/12

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 return 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 $979). Flying from Sydney to Alaska in April is currently the most expensive (average of $2,131). 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 for a return flight from Sydney to Alaska?

Reviews of airlines servicing Alaska

Get insights into the airlines that provide service to Alaska. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Alaska. Reviews last updated 28 December 2025.
Read reviews from past customers who have flown with Alaska Airlines, United Airlines, andAir Canada from Sydney to Alaska. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
11,547 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Alaska Airlines
8.0
Very Good
11,547 reviews
Alaska Airlines
8.0
Very Good
11,547 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
United Airlines
7.4
Good
9,116 reviews
Alaska Airlines
8.0
Very Good
11,547 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Air Canada
7.1
Good
10,562 reviews
Alaska Airlines
8.0
Very Good
11,547 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

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?

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to Alaska. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

  • How long is the flight from Sydney to Alaska?

    For as low as $2,399, United Airlines can have you in Alaska from Sydney in 25h 01m. Sydney and Alaska are separated by a distance of 11821 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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 holiday 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 $979). Flying from Sydney to Alaska in April is currently the most expensive (average of $2,131). 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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Top 3 airlines flying from Sydney to Alaska

Discover the top 3 airlines that operate flights from Sydney to Alaska. 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 647,157 searches. Data last updated 28 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$980Average$1,575FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest$1,437Average$1,700FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air CanadaCheapest$1,603Average$1,895FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to Alaska?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to Alaska. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Alaska?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Alaska for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Sydney to Alaska with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Sydney to Alaska, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Sydney to Alaska become cheaper?

Not ready to book yet? You can track prices for flights from Sydney to Alaska on Cheapflights with our Price Alert feature and get notified when better prices are available.

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