Find flights
When to book
Airlines
FAQs

Cheap flights from Australia to Seattle from $766

SYD — SEA
26 Sep — 3 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Australia to Seattle

Thu 22/1020:45 -
1 stop20h 47m
Wed 11/1107:00 -
1 stop17h 45m
Deal found 24/8$1,244
Thu 27/820:45 -
1 stop20h 08m
Wed 9/907:20 -
1 stop18h 30m
Deal found 23/8$1,247
Thu 27/810:55 -
1 stop24h 34m
Wed 9/918:52 -
1 stop19h 38m
Deal found 24/8$1,308
Tue 25/820:45 -
1 stop20h 08m
Wed 9/907:20 -
1 stop18h 30m
Deal found 24/8$1,313
Wed 26/809:30 -
2 stops26h 38m
Wed 9/917:20 -
1 stop21h 55m
Deal found 24/8$1,318
Fri 16/1020:45 -
1 stop18h 49m
Sun 25/1018:59 -
1 stop30h 46m
Deal found 23/8$1,336
Tue 20/1020:45 -
2 stops30h 11m
Wed 11/1107:00 -
1 stop17h 45m
Deal found 24/8$1,353
Tue 25/820:45 -
1 stop26h 26m
Tue 8/920:52 -
1 stop28h 58m
Deal found 24/8$1,360
Thu 27/820:45 -
1 stop20h 08m
Thu 10/907:20 -
1 stop18h 30m
Deal found 24/8$1,371
Thu 26/1121:40 -
1 stop21h 18m
Fri 27/1107:00 -
1 stop17h 45m
Deal found 22/8$1,377
Fri 27/1110:40 -
1 stop29h 24m
Mon 28/1219:55 -
1 stop18h 35m
Deal found 23/8$1,385
Tue 25/820:45 -
1 stop26h 26m
Sat 12/907:20 -
1 stop18h 30m
Deal found 24/8$1,385

Find flight deals from Australia to Seattle

Round-trip from

$1,244

One-way from

$766

Popular in

January

Cheapest in

August

Average price

$1,378
22/10-11/11
  • 22/10-11/11
  • 2 total stops
  • 38h 32m total
  • Australia to Seattle
Search Deals
Delta
  • Delta
  • 31/1
  • 1 total stop
  • 17h 55m total
  • Australia to Seattle
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($104 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Mon 2/11

10:10-18:52

2 stops27h 42m

Seattle/Tacoma Intl

Mon 23/11

05:35-08:00

2 stops31h 25m

$1,450
Fastest return journey

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Sun 22/11

21:40-21:25

1 stop18h 45m

Seattle/Tacoma Intl

Sat 28/11

07:00-19:45

1 stop17h 45m

$1,457

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Sun 30/8

20:45-06:11

1 stop26h 26m

Seattle/Tacoma Intl

Fri 11/9

07:20-18:50

1 stop18h 30m

$1,457

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Wed 7/10

11:00-12:40

1 stop19h 40m

Seattle/Tacoma Intl

Sun 11/10

07:32-08:50

1 stop31h 18m

$1,481

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Sun 22/11

21:40-21:25

1 stop18h 45m

Seattle/Tacoma Intl

Thu 26/11

18:20-19:45

1 stop30h 25m

$1,505

BrisbaneSeattle

BNE Brisbane - SEA Seattle/Tacoma Intl

BNESEA

Brisbane

Mon 28/9

10:00-22:47

1 stop29h 47m

Seattle/Tacoma Intl

Mon 12/10

05:50-07:05

1 stop32h 15m

$1,513

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Sun 27/9

10:00-14:53

1 stop21h 53m

Seattle/Tacoma Intl

Sun 25/10

05:30-07:00

2 stops31h 30m

$1,527

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Wed 21/10

06:30-13:07

2 stops24h 37m

Seattle/Tacoma Intl

Sun 25/10

13:37-13:20

2 stops29h 43m

$1,538

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Sun 22/11

21:40-06:08

1 stop27h 28m

Seattle/Tacoma Intl

Wed 25/11

07:00-19:45

1 stop17h 45m

$1,542

PerthSeattle

PER Perth - SEA Seattle/Tacoma Intl

PERSEA

Perth

Thu 1/10

08:35-20:05

1 stop26h 30m

Seattle/Tacoma Intl

Fri 16/10

23:10-07:15

1 stop41h 05m

$1,579

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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 return price

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, March is the cheapest month in which you can book a flight from Australia to Seattle (average of $1,237). Flying from Australia to Seattle in September is currently the most expensive (average of $1,604). 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 8 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
1,588 reviews
Check prices

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

Food

7.8

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.2
Very Good
1,588 reviews
Singapore Airlines
8.2
Very Good
1,588 reviews
Check prices

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

Food

7.8

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qantas Airways
7.5
Good
1,085 reviews
Singapore Airlines
8.2
Very Good
1,588 reviews
Check prices

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

Food

7.8

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
United Airlines
7.4
Good
10,129 reviews
Singapore Airlines
8.2
Very Good
1,588 reviews
Check prices

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

Food

7.8

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
American Airlines
7.1
Good
12,003 reviews
Singapore Airlines
8.2
Very Good
1,588 reviews
Check prices

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

Food

7.8

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Air Canada
7.1
Good
11,540 reviews
Singapore Airlines
8.2
Very Good
1,588 reviews
Check prices

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

Food

7.8

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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, Air Canada, and Philippine Airlines fly from Australia to Seattle in about 26h 30m. The time it takes to get you to your destination can typically vary by up to 3h 17m. Australia and Seattle are separated by a distance of 14862 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 Air Canada, with whom users have recently found tickets for as low as $592. However, be on the lookout for offers from United Airlines 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 $1,237). Flying from Australia to Seattle in September is currently the most expensive (average of $1,604). 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

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Ocean Shores

Browse thousands of different options on Cheapflights for your next trip

Fly from Australia to Seattle on these airlines

United Airlines flights from Australia to Seattle/Tacoma Intl

Top 10 airlines flying from Australia to Seattle

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$754Average$1,347FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$810Average$1,420FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest$901Average$1,418FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$934Average$1,338FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$942Average$1,599FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Hawaiian AirlinesCheapest$1,024Average$1,807FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Qantas AirwaysCheapest$1,049Average$1,608FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Japan AirlinesCheapest$1,260Average$2,152FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
ANACheapest$1,277Average$1,520FlexibilityNo cancel feeOn-time80%
Search ANA flights
Air New ZealandCheapest$1,366Average$1,612FlexibilityNo cancel feeOn-time78%
Search Air New Zealand 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.