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$417+ Cheap flights from Australia to Seattle (SEA)

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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
févr. 15 — févr. 221
dim. 2/15
dim. 2/22
1 adult, Economy
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Cheap flight deals from Australia to Seattle

Keep the following information in mind while searching for Australia to Seattle flight deals. Data was last updated janvier 16, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$678
(Booking.com)

One-way from

$417
(Jettzy)

Popular in

July

Cheapest in

August

Average price

$1,276
Provider with most accurate pricing for Sydney Kingsford Smith-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Seattle/Tacoma Intl flights.
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From Australia to Seattle/Tacoma Intl
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One-way flight from Australia to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 3% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Australia to Seattle

Cheapest flights from Australia to Seattle
Explore the most affordable flight options available from Australia to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 16, 2026.

This Booking.com deal was found by Cheapflights users on 1/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/1210:45 am
BNE
-
SEA
1 stop30h 12m
Air Canada
ven. 2/208:00 pm
SEA
-
BNE
1 stop18h 45m
Air Canada
Deal found 1/13$678
This American Airlines deal was found by Cheapflights users on 1/15. 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.
ven. 3/67:40 pm
BNE
-
SEA
1 stop21h 08m
American Airlines
lun. 3/96:22 pm
SEA
-
BNE
2 stops41h 38m
American Airlines
Deal found 1/15$708
This Air Canada deal was found by Cheapflights users on 1/14. 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.
ven. 2/1310:45 am
BNE
-
SEA
1 stop21h 46m
Air Canada
dim. 2/229:55 am
SEA
-
BNE
1 stop28h 50m
Air Canada
Deal found 1/14$716
This Delta deal was found by Cheapflights users on 1/15. 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.
ven. 1/2310:40 am
BNE
-
SEA
2 stops31h 29m
Delta
jeu. 2/57:00 pm
SEA
-
BNE
2 stops43h 20m
Delta
Deal found 1/15$718
This Delta deal was found by Cheapflights users on 1/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 3/110:40 am
BNE
-
SEA
2 stops24h 08m
Delta
dim. 3/87:35 pm
SEA
-
BNE
2 stops42h 45m
Delta
Deal found 1/14$719
This American Airlines deal was found by Cheapflights users on 1/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 1/229:40 am
BNE
-
SEA
1 stop27h 38m
American Airlines
lun. 1/268:35 am
SEA
-
BNE
1 stop27h 55m
American Airlines
Deal found 1/14$720
This United Airlines deal was found by Cheapflights users on 1/14. 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.
sam. 2/1411:40 am
BNE
-
SEA
2 stops25h 23m
United Airlines
dim. 2/2212:32 pm
SEA
-
BNE
1 stop24h 58m
United Airlines
Deal found 1/14$722
This United Airlines deal was found by Cheapflights users on 1/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 3/111:40 am
BNE
-
SEA
2 stops53h 03m
United Airlines
ven. 3/65:00 am
SEA
-
BNE
2 stops32h 30m
United Airlines
Deal found 1/13$723
This United Airlines deal was found by Cheapflights users on 1/16. 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.
lun. 3/211:40 am
BNE
-
SEA
1 stop22h 01m
United Airlines
lun. 3/97:35 pm
SEA
-
BNE
1 stop17h 55m
United Airlines
Deal found 1/16$731
This BestPriceTravel deal was found by Cheapflights users on 1/16. 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 BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/1612:00 pm
MEL
-
SEA
1 stop25h 57m
Qantas Airways
sam. 2/2812:50 pm
SEA
-
MEL
1 stop25h 40m
Qantas Airways
Deal found 1/16$858
This BYOjet deal was found by Cheapflights users on 1/14. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/28:10 am
MEL
-
SEA
2 stops25h 51m
Multiple Airlines
jeu. 3/128:00 pm
SEA
-
MEL
2 stops23h 15m
Multiple Airlines
Deal found 1/14$863
This BYOjet deal was found by Cheapflights users on 1/15. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 3/18:10 am
MEL
-
SEA
2 stops20h 21m
Air Canada
dim. 3/810:05 am
SEA
-
MEL
2 stops32h 30m
Air Canada
Deal found 1/15$866

Cheapflights Fare Finder

 
Customize your flight search to find flights from Australia to Seattle 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 janvier 16, 2026.
Use the filters below to find and compare flights from Australia to Seattle that are best for you.

Fly from

Australia

Fly to

Seattle

Route

Depart

Return

Price

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

ven. 3/6

7:40 pm-10:48 pm

1 stop21h 08m

Seattle/Tacoma Intl

lun. 3/9

6:22 pm-5:00 am

2 stops41h 38m

$708

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

ven. 2/13

10:40 am-12:58 pm

1 stop20h 18m

Seattle/Tacoma Intl

lun. 2/23

1:38 pm-8:20 am

2 stops24h 42m

$718

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

dim. 3/1

10:40 am-4:48 pm

2 stops24h 08m

Seattle/Tacoma Intl

dim. 3/8

7:35 pm-7:20 am

2 stops42h 45m

$719

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

ven. 2/13

11:40 am-6:31 pm

1 stop24h 51m

Seattle/Tacoma Intl

mar. 2/24

12:55 pm-7:30 am

2 stops24h 35m

$722

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

sam. 2/14

11:40 am-7:03 pm

2 stops25h 23m

Seattle/Tacoma Intl

dim. 2/22

12:32 pm-7:30 am

1 stop24h 58m

$722

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

sam. 2/14

11:40 am-11:18 am

1 stop17h 38m

Seattle/Tacoma Intl

mar. 2/24

12:32 pm-7:30 am

1 stop24h 58m

$722

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

sam. 2/14

11:40 am-7:03 pm

2 stops25h 23m

Seattle/Tacoma Intl

lun. 2/23

3:16 pm-7:30 am

2 stops22h 14m

$722

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

lun. 2/16

7:10 am-2:31 pm

2 stops26h 21m

Seattle/Tacoma Intl

sam. 2/28

3:40 pm-3:15 pm

2 stops28h 35m

$868

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

ven. 5/29

6:00 am-9:15 am

2 stops20h 15m

Seattle/Tacoma Intl

mer. 6/24

3:00 pm-11:45 pm

2 stops39h 45m

$871

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

ven. 2/13

7:45 am-2:31 pm

2 stops25h 46m

Seattle/Tacoma Intl

ven. 2/20

8:00 pm-2:15 pm

2 stops23h 15m

$872

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 60 results
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Best time to book a flight from Australia to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Australia 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 Australia to Seattle

What is the cheapest month to book a flight from Australia to Seattle?

Currently, January is the cheapest month in which you can book a flight from Australia to Seattle (average of $573). Flying from Australia to Seattle in July is currently the most expensive (average of $800). 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.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated janvier 16, 2026.
Get a feel of what it's like to fly with Delta, Hawaiian Airlines, and Virgin Australia from Australia to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,058 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,058 reviews
Delta
7.9
Good
8,058 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Hawaiian Airlines
7.8
Good
2,828 reviews
Delta
7.9
Good
8,058 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Virgin Australia
7.6
Good
430 reviews
Delta
7.9
Good
8,058 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,165 reviews
Delta
7.9
Good
8,058 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,627 reviews
Delta
7.9
Good
8,058 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Australia to Seattle. 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 Seattle from Australia?

    Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Australia. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • How long is the flight from Australia to Seattle?

    American Airlines, Delta, and Air Canada can get you from Australia to Seattle in just under 20h 18m. Your travel time can differ by up to 50m. The distance between Australia and Seattle is about 7346 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Australia to Seattle one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $379. Users have also found prices from $421 and $455 on Air Canada and Hawaiian Airlines, respectively.

  • What are the most popular routes from Australia to Seattle?

    Most travelers choose Brisbane - Seattle/Tacoma Intl, Melbourne - Seattle/Tacoma Intl or Sydney Kingsford Smith - Seattle/Tacoma Intl when deciding on the best route from Australia to Seattle.

  • Can I find deals for flights from Australia to Seattle that include hotel bookings?

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

  • How can I find direct flights from Australia to Seattle?

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

  • Can I find deals for business class flights from Australia to Seattle?

    Yes. Cheapflights offers flight deals from Australia to Seattle 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 Australia to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Australia to Seattle (average of $573). Flying from Australia to Seattle in July is currently the most expensive (average of $800). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Marysville
Fife
Aberdeen
Shoreline
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Australia to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Australia to Seattle

Discover the top 5 airlines that operate flights from Australia to Seattle. 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 janvier 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$431Average$1,111FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$794Average$1,080FlexibilityNo cancel feeOn-time69%
DeltaCheapest$802Average$1,374FlexibilityNo cancel feeOn-timeN/A
Virgin AustraliaCheapest$866Average$2,565FlexibilityNo cancel feeOn-time80%
Hawaiian AirlinesCheapest$917Average$1,517FlexibilityNo cancel feeOn-time85%

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