How long is the flight from Australia to Seattle?

Airlines like Delta, United Airlines, and Philippine Airlines fly from Australia to Seattle in about 19h. The time it takes to get you to your destination can typically vary by up to 8h 20m. Australia and Seattle are separated by a distance of 11822 km. This flight may include one or multiple stops.

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

The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $580. However, be on the lookout for offers from Air Canada and Hawaiian Airlines, as they are both options that can get you from Australia to Seattle for a low price.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular routes from Australia to Seattle?

The most popular route from Australia to Seattle is Sydney Kingsford Smith - Seattle/Tacoma Intl. You may also consider Melbourne - Seattle/Tacoma Intl or Brisbane - Seattle/Tacoma Intl.

What are the most popular airlines that fly from Australia to Seattle?

United Airlines, Air Canada and Qantas Airways are the most popular airlines when flying from Australia to Seattle.

What is the cheapest time of day to fly from AU to SEA?

When flying from Australia to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Seattle from Australia?

Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Australia to Seattle. It is only a 18.4 km journey from Seattle/Tacoma Intl (SEA) to Seattle’s city centre.

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 holiday 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.

$702+ Cheap Flights from Australia to Seattle

Cheap flight deals from Australia to Seattle

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 24 October 2026.

Tue 17/1121:40 -

2 stops27h 20m

Wed 2/1207:00 -

1 stop17h 45m

Deal found 20/10$1,164

Wed 18/1110:40 -

2 stops24h 13m

Wed 25/1105:35 -

2 stops32h 55m

Deal found 20/10$1,238

Tue 27/1021:40 -

2 stops20h 19m

Fri 6/1107:00 -

1 stop17h 45m

Deal found 20/10$1,244

Sat 21/1121:40 -

1 stop21h 19m

Sun 6/1209:30 -

1 stop39h 15m

Deal found 24/10$1,255

Sun 22/1121:40 -

1 stop21h 19m

Sun 29/1117:10 -

1 stop31h 35m

Deal found 23/10$1,257

Thu 29/1021:40 -

1 stop19h 12m

Thu 5/1107:00 -

1 stop17h 45m

Deal found 22/10$1,258

Fri 6/1121:40 -

1 stop27h 28m

Wed 18/1107:00 -

1 stop17h 45m

Deal found 24/10$1,277

Thu 22/1008:35 -

1 stop26h 30m

Wed 4/1121:30 -

1 stop41h 50m

Deal found 19/10$1,290

Thu 5/1121:40 -

1 stop18h 45m

Thu 12/1107:00 -

1 stop17h 45m

Deal found 24/10$1,291

Thu 26/1121:40 -

1 stop18h 45m

Fri 4/1207:00 -

1 stop17h 45m

Deal found 23/10$1,301

Sun 22/1121:40 -

1 stop21h 19m

Mon 30/1107:00 -

1 stop17h 45m

Deal found 20/10$1,304

Thu 5/1108:35 -

1 stop26h 10m

Fri 13/1121:30 -

1 stop41h 50m

Deal found 20/10$1,307

Best flights from Australia to Seattle
Discover carefully curated flight deals from Australia to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 October 2026.

Tue 23/210:10 -

2 stops27h 20m

Tue 2/309:30 -

1 stop27h 30m

Deal found 19/10$1,302

Sun 22/1121:40 -

2 stops27h 20m

Mon 30/1107:00 -

1 stop17h 45m

Deal found 22/10$1,311

Sat 21/1111:20 -

1 stop19h 00m

Sat 28/1107:00 -

1 stop30h 30m

Deal found 24/10$1,328

Sun 6/1211:35 -

1 stop25h 10m

Sun 13/1221:30 -

1 stop42h 45m

Deal found 22/10$1,527

Tue 10/1112:45 -

1 stop27h 02m

Mon 16/1116:39 -

1 stop21h 51m

Deal found 19/10$1,606

Tue 26/113:50 -

1 stop33h 15m

Tue 9/208:40 -

1 stop23h 25m

Deal found 22/10$1,781

Tue 24/1119:55 -

2 stops37h 12m

Tue 15/1215:15 -

2 stops25h 10m

Deal found 21/10$1,836

Sun 15/1117:50 -

3 stops36h 07m

Sat 5/1217:42 -

2 stops28h 48m

Deal found 20/10$1,927

Wed 18/1110:40 -

2 stops25h 13m

Wed 25/1115:13 -

1 stop22h 17m

Deal found 20/10$1,309

Tue 8/1218:30 -

3 stops40h 42m

Tue 15/1215:15 -

3 stops26h 55m

Deal found 24/10$2,625

Thu 5/1121:40 -

2 stops21h 19m

Thu 12/1118:20 -

2 stops30h 25m

Deal found 20/10$1,321

Wed 18/1111:50 -

2 stops25h 07m

Thu 3/1205:05 -

2 stops33h 00m

Deal found 21/10$1,379

Wed 9/1207:40 -

2 stops43h 05m

Sat 16/110:25 -

2 stops50h 15m

Deal found 22/10$2,793

Thu 4/210:10 -

2 stops25h 43m

Mon 15/212:00 -

1 stop25h 00m

Deal found 22/10$1,315

Fri 20/1109:15 -

1 stop23h 10m

Sat 5/1223:59 -

2 stops38h 06m

Deal found 23/10$1,383

Fri 6/1121:40 -

2 stops21h 19m

Fri 13/1107:00 -

1 stop17h 45m

Deal found 21/10$1,389

Wed 4/1110:40 -

1 stop21h 00m

Thu 12/1117:52 -

1 stop19h 38m

Deal found 20/10$1,376

Thu 19/1111:20 -

2 stops26h 43m

Fri 4/1223:59 -

2 stops38h 06m

Deal found 22/10$1,385

Mon 23/1106:10 -

2 stops26h 59m

Mon 30/1116:39 -

2 stops27h 01m

Deal found 22/10$1,687

Thu 19/1110:10 -

2 stops32h 49m

Sat 28/1107:15 -

1 stop29h 45m

Deal found 23/10$1,383

Sun 22/1111:30 -

2 stops26h 33m

Sun 29/1119:35 -

1 stop19h 55m

Deal found 22/10$1,392

Tue 9/206:00 -

2 stops25h 43m

Mon 15/215:50 -

2 stops25h 35m

Deal found 20/10$1,540

Thu 3/1206:20 -

2 stops29h 02m

Thu 10/1217:35 -

2 stops30h 05m

Deal found 19/10$1,735

Sun 17/110:40 -

1 stop22h 57m

Mon 1/205:45 -

2 stops31h 45m

Deal found 22/10$1,383

Fri 4/1213:20 -

2 stops24h 04m

Fri 11/1216:04 -

2 stops46h 01m

Deal found 20/10$1,446

Tue 24/1106:05 -

2 stops22h 22m

Wed 9/1215:15 -

2 stops31h 45m

Deal found 23/10$1,611

Tue 9/221:50 -

2 stops43h 09m

Mon 15/217:15 -

3 stops32h 55m

Deal found 21/10$1,802

Sat 21/1110:10 -

2 stops31h 34m

Tue 1/1205:30 -

2 stops31h 30m

Deal found 22/10$1,385

Sat 5/1210:45 -

1 stop29h 12m

Fri 11/1210:10 -

1 stop28h 35m

Deal found 22/10$2,246

Mon 9/1108:35 -

1 stop26h 10m

Sun 29/1108:40 -

2 stops29h 35m

Deal found 23/10$1,640

Find flight deals from Australia to Seattle

Round-trip from	$1,164
One-way from	$702
Popular in	September
Cheapest in	November
Average price	$1,455

17/11-2/12
3 total stops
45h 05m total
Australia to Seattle

Search Deals

19/11-31/12
2 total stops
23h 58m total
Australia to Seattle

Search Deals

Highest demand for flights based on searches. 2% potential increase in price ($68 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($63 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Mon 9/11

10:40-23:59

2 stops32h 19m

Seattle/Tacoma Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

$766

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Mon 2/11

10:55-13:54

2 stops45h 59m

Seattle/Tacoma Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

$766

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Thu 21/1

10:40-18:30

2 stops26h 50m

Seattle/Tacoma Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

$769

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Fri 22/1

13:55-19:02

3 stops24h 07m

Seattle/Tacoma Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

$770

BrisbaneSeattle

BNE Brisbane - SEA Seattle/Tacoma Intl

BNESEA

Brisbane

Thu 29/10

09:40-20:15

2 stops27h 35m

Seattle/Tacoma Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

$781

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Mon 9/11

11:20-21:19

2 stops28h 59m

Seattle/Tacoma Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

$783

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Wed 18/11

14:55-18:33

3 stops46h 38m

Seattle/Tacoma Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

$786

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Mon 1/3

20:25-14:10

2 stops57h 45m

Seattle/Tacoma Intl

Wed 31/12

00:00-16:00

Nonstop0h 00m

$867

BrisbaneSeattle

BNE Brisbane - SEA Seattle/Tacoma Intl

BNESEA

Brisbane

Thu 29/10

05:05-14:39

3 stops50h 34m

Seattle/Tacoma Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

$867

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Thu 19/11

10:10-23:53

1 stop32h 43m

Seattle/Tacoma Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

$888

Flights are sorted by cheapest return flights first.

Deals found on 19/10

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

SYD-SEA

BNE-SEA

PER-SEA

MEL-SEA

ADL-SEA

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 Australia to Seattle

AU0-SEA

SYD-SEA

BNE-SEA

PER-SEA

MEL-SEA

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

Currently, March is the cheapest month in which you can book a flight from Australia to Seattle (average of $1,267). Flying from Australia to Seattle in September is currently the most expensive (average of $1,820). 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 far ahead should I book a flight from Australia to Seattle?

To ensure you get the cheapest price possible for a flight from Australia to Seattle, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Australia to Seattle, such as Singapore Airlines,Qantas Airways, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

1,627 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

One would expect that one of a major global airlines has ability to cancel the flight without 50% charge when there are very clear, urgent, and extremely serious health reasons with doctor notes. But one would be wrong.

Singapore Airlines

8.2

Very Good

1,627 reviews

Singapore Airlines

8.2

Very Good

1,627 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

Qantas Airways

7.5

Good

1,116 reviews

Singapore Airlines

8.2

Very Good

1,627 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

United Airlines

7.3

Good

10,436 reviews

Singapore Airlines

8.2

Very Good

1,627 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

Air Canada

7.1

Good

11,810 reviews

Singapore Airlines

8.2

Very Good

1,627 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

American Airlines

7.0

Good

12,193 reviews

Singapore Airlines

8.2

Very Good

1,627 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

Related info for your journey

What airport do you fly into for flights to Seattle from Australia?
Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Australia to Seattle. It is only a 18.4 km journey from Seattle/Tacoma Intl (SEA) to Seattle’s city centre.
How long is the flight from Australia to Seattle?
Airlines like Delta, United Airlines, and Philippine Airlines fly from Australia to Seattle in about 19h. The time it takes to get you to your destination can typically vary by up to 8h 20m. Australia and Seattle are separated by a distance of 11822 km. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Australia to Seattle one-way?
The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $580. However, be on the lookout for offers from Air Canada and Hawaiian Airlines, as they are both options that can get you from Australia to Seattle for a low price.
What are the most popular routes from Australia to Seattle?
The most popular route from Australia to Seattle is Sydney Kingsford Smith - Seattle/Tacoma Intl. You may also consider Melbourne - Seattle/Tacoma Intl or Brisbane - Seattle/Tacoma Intl.
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 holiday 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, March is the cheapest month in which you can book a flight from Australia to Seattle (average of $1,267). Flying from Australia to Seattle in September is currently the most expensive (average of $1,820). 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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Tukwila

Ocean Shores

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Direct flights to United States

Flights by cabin class

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Seattle flight routes

Fly from Australia to Seattle on these airlines

United Airlines flights from Australia to Seattle/Tacoma Intl

Top 9 airlines flying from Australia to Seattle

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$827	Average$1,456	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Air Canada	Cheapest$914	Average$1,512	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Virgin Australia	Cheapest$922	Average$1,625	FlexibilityNo cancel fee	On-time80%	Search Virgin Australia flights
United Airlines	Cheapest$954	Average$1,490	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Delta	Cheapest$980	Average$1,379	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Qantas Airways	Cheapest$1,071	Average$1,785	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Japan Airlines	Cheapest$1,293	Average$2,198	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights
Singapore Airlines	Cheapest$1,520	Average$1,812	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Hawaiian Airlines	Cheapest$1,547	Average$1,854	FlexibilityNo cancel fee	On-time85%	Search Hawaiian Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Australia to Seattle?

Cheapflights makes it easy to find Australia to Seattle flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Australia to Seattle?

Cheapflights helps you find that perfect flight to Seattle from Australia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Australia to Seattle with no change fees?

Yes, we can. To see specific flights from Australia to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Australia to Seattle become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Australia today and book when prices fit your budget.

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Cheap flights from Australia to Seattle from $702

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Australia to Seattle

Cheapest flights from Australia to SeattleExplore 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 24 October 2026.

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 24 October 2026.

Best flights from Australia to SeattleDiscover carefully curated flight deals from Australia to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 October 2026.

Discover carefully curated flight deals from Australia to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 October 2026.

Last-minute flights from Australia to SeattleDiscover last-minute flight deals from Australia to Seattle. Data last updated 24 October 2026 and is based on user searches.

Discover last-minute flight deals from Australia to Seattle. Data last updated 24 October 2026 and is based on user searches.

One-way flights from Australia to SeattleSearch for one-way flight options from Australia to Seattle. Find affordable one-way fares based on user searches. Data last updated 24 October 2026.

Search for one-way flight options from Australia to Seattle. Find affordable one-way fares based on user searches. Data last updated 24 October 2026.

Find flight deals from Australia to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Australia to Seattle that are best for you.

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.

Cheapflights Insights

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

How far ahead should I book a flight from Australia to Seattle?

To ensure you get the cheapest price possible for a flight from Australia to Seattle, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Australia to Seattle, such as Singapore Airlines,Qantas Airways, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Seattle from Australia?

How long is the flight from Australia to Seattle?

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

What are the most popular routes from Australia to Seattle?

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

How can I find direct flights from Australia to Seattle?

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

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

Travelling to a place near Seattle?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Australia to Seattle on these airlines

Choose from the following airlines for your flight from Australia to Seattle. Flights are based on user searches made on Cheapflights and were last updated on 24 October 2026.

Alternative routes for Australia to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Seattle by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Australia to Seattle by cabin class

Find flights from Australia to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Australia and Seattle flights

Browse other Australia and Seattle flight options. Last updated on 24 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Seattle

Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 24 October 2026.

Top 9 airlines flying from Australia to Seattle

Fly with Cheapflights

How does Cheapflights help users find flights from Australia to Seattle?

Why should you use Cheapflights to find cheap flight tickets from Australia to Seattle?

Can Cheapflights find flights from Australia to Seattle with no change fees?

Can Cheapflights notify me if prices for flights from Australia to Seattle become cheaper?

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Book with flexibility

Travel Smart

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 24 October 2026.

Best flights from Australia to Seattle
Discover carefully curated flight deals from Australia to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 October 2026.

Last-minute flights from Australia to Seattle
Discover last-minute flight deals from Australia to Seattle. Data last updated 24 October 2026 and is based on user searches.

One-way flights from Australia to Seattle
Search for one-way flight options from Australia to Seattle. Find affordable one-way fares based on user searches. Data last updated 24 October 2026.