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Cheap flights from Australia to Seattle from $767

SYD — SEA
20 Sep — 27 Sep1
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

Wed 30/913:15 -
2 stops23h 24m
Sun 18/1017:04 -
2 stops35h 21m
Deal found 16/8$1,273
Mon 5/1010:20 -
1 stop26h 12m
Mon 12/1019:15 -
1 stop19h 05m
Deal found 21/8$1,389
Mon 30/1111:20 -
1 stop26h 02m
Tue 1/1219:05 -
1 stop19h 30m
Deal found 17/8$1,434
Mon 2/1110:10 -
2 stops27h 42m
Mon 23/1105:35 -
2 stops31h 25m
Deal found 17/8$1,457
Tue 3/1110:45 -
1 stop29h 12m
Tue 17/1119:05 -
1 stop19h 40m
Deal found 20/8$1,468
Mon 28/909:20 -
1 stop21h 57m
Mon 12/1019:15 -
2 stops25h 25m
Deal found 21/8$1,503
Wed 30/909:20 -
1 stop26h 12m
Sun 18/1010:30 -
1 stop27h 50m
Deal found 16/8$1,506
Mon 24/810:00 -
1 stop29h 42m
Mon 7/905:50 -
1 stop32h 15m
Deal found 18/8$1,510
Thu 17/910:15 -
1 stop25h 17m
Thu 24/915:00 -
1 stop23h 05m
Deal found 17/8$1,516
Sun 11/1010:00 -
1 stop19h 56m
Wed 21/1015:30 -
1 stop22h 35m
Deal found 20/8$1,517
Tue 6/1010:20 -
1 stop20h 36m
Sat 17/1015:30 -
1 stop22h 50m
Deal found 18/8$1,517
Thu 10/909:20 -
1 stop21h 57m
Thu 24/910:50 -
1 stop27h 30m
Deal found 17/8$1,523

Find flight deals from Australia to Seattle

Round-trip from

$1,273

One-way from

$767

Popular in

January

Cheapest in

August

Average price

$1,389
30/9-18/10
  • 30/9-18/10
  • 4 total stops
  • 58h 45m 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. 5% potential increase in price ($119 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease ($25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
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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

Sun 31/1

10:10-18:30

2 stops27h 20m

Seattle/Tacoma Intl

Tue 9/2

13:30-08:00

2 stops23h 30m

$1,529

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Sun 20/9

10:00-14:53

1 stop21h 53m

Seattle/Tacoma Intl

Wed 23/9

14:30-07:50

1 stop24h 20m

$1,543

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Fri 2/10

09:30-21:15

3 stops28h 45m

Seattle/Tacoma Intl

Sat 17/10

15:18-09:15

1 stop23h 57m

$1,668

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Sun 20/9

10:55-12:20

1 stop18h 25m

Seattle/Tacoma Intl

Sun 27/9

07:00-08:15

1 stop32h 15m

$1,670

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Tue 15/12

10:10-16:52

2 stops25h 42m

Seattle/Tacoma Intl

Tue 26/1

08:30-08:00

2 stops28h 30m

$1,701

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Tue 15/9

09:30-17:52

2 stops25h 22m

Seattle/Tacoma Intl

Wed 30/9

12:16-07:00

1 stop25h 44m

$1,708

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Fri 25/9

10:20-16:34

1 stop23h 14m

Seattle/Tacoma Intl

Tue 6/10

07:00-07:55

2 stops30h 55m

$1,776

BrisbaneSeattle

BNE Brisbane - SEA Seattle/Tacoma Intl

BNESEA

Brisbane

Sat 3/10

22:15-19:20

1 stop38h 05m

Seattle/Tacoma Intl

Thu 8/10

01:30-20:00

1 stop25h 30m

$1,779

BrisbaneSeattle

BNE Brisbane - SEA Seattle/Tacoma Intl

BNESEA

Brisbane

Sat 19/9

22:15-19:40

1 stop38h 25m

Seattle/Tacoma Intl

Sat 26/9

00:30-20:00

1 stop26h 30m

$1,783

BrisbaneSeattle

BNE Brisbane - SEA Seattle/Tacoma Intl

BNESEA

Brisbane

Sat 19/9

22:15-19:40

1 stop38h 25m

Seattle/Tacoma Intl

Thu 1/10

01:30-20:00

1 stop25h 30m

$1,783

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Showing 1-10 of 60 resultsSorted by cheapest first
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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 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 $1,236). Flying from Australia to Seattle in September is currently the most expensive (average of $1,602). 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 Virgin Australia,Qantas Airways, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Virgin Australia
7.6
Good
471 reviews
Check prices

Boarding

7.8

Comfort

7.5

Entertainment

6.4

Crew

8.2

Food

6.4

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Virgin Australia
7.6
Good
471 reviews
Virgin Australia
7.6
Good
471 reviews
Check prices

Boarding

7.8

Comfort

7.5

Entertainment

6.4

Crew

8.2

Food

6.4

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Qantas Airways
7.5
Good
1,084 reviews
Virgin Australia
7.6
Good
471 reviews
Check prices

Boarding

7.8

Comfort

7.5

Entertainment

6.4

Crew

8.2

Food

6.4

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
United Airlines
7.4
Good
10,109 reviews
Virgin Australia
7.6
Good
471 reviews
Check prices

Boarding

7.8

Comfort

7.5

Entertainment

6.4

Crew

8.2

Food

6.4

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
American Airlines
7.1
Good
11,987 reviews
Virgin Australia
7.6
Good
471 reviews
Check prices

Boarding

7.8

Comfort

7.5

Entertainment

6.4

Crew

8.2

Food

6.4

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Air Canada
7.1
Good
11,513 reviews
Virgin Australia
7.6
Good
471 reviews
Check prices

Boarding

7.8

Comfort

7.5

Entertainment

6.4

Crew

8.2

Food

6.4

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

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 EVA Air fly from Australia to Seattle in about 27h 20m. The time it takes to get you to your destination can typically vary by up to 10h 45m. Australia and Seattle are separated by a distance of 13164 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 $597. 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 $1,236). Flying from Australia to Seattle in September is currently the most expensive (average of $1,602). 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

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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$760Average$1,358FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$817Average$1,431FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest$913Average$1,414FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$942Average$1,348FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$950Average$1,495FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Hawaiian AirlinesCheapest$1,032Average$1,822FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Qantas AirwaysCheapest$1,057Average$1,621FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Japan AirlinesCheapest$1,270Average$2,078FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
ANACheapest$1,288Average$1,551FlexibilityNo cancel feeOn-time80%
Search ANA flights
Air New ZealandCheapest$1,378Average$1,625FlexibilityNo 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.

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