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Cheap flights from Australia to Seattle from $797

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to Seattle departing on 28/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Australia to Seattle

Recent return flight deals from Australia to Seattle

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:00 - 22:46
SYD
-
SEA
27h 46m
2 stops
Multiple Airlines Logo
12:00 - 12:35
SEA
-
SYD
29h 35m
2 stops
$1,254Multiple Airlines
Thu, 12 Nov - Tue, 17 Nov
United Airlines Logo
10:55 - 14:30
MEL
-
SEA
20h 35m
1 stop
United Airlines Logo
10:29 - 08:15
SEA
-
MEL
28h 46m
1 stop
$1,310United Airlines
Mon, 27 Jul - Mon, 3 Aug
American Airlines Logo
12:00 - 09:25
SYD
-
SEA
38h 25m
1 stop
American Airlines Logo
07:10 - 07:05
SEA
-
SYD
30h 55m
1 stop
$1,350American Airlines
Mon, 7 Sep - Wed, 23 Sep
American Airlines Logo
14:05 - 23:05
SYD
-
SEA
28h 00m
1 stop
American Airlines Logo
06:05 - 09:00
SEA
-
SYD
31h 55m
1 stop
$1,354American Airlines
Thu, 5 Nov - Sun, 8 Nov
Air Canada Logo
10:15 - 18:32
BNE
-
SEA
25h 17m
1 stop
Air Canada Logo
19:20 - 07:05
SEA
-
BNE
18h 45m
1 stop
$1,529Air Canada
Thu, 20 Aug - Sun, 23 Aug
Air Canada Logo
10:15 - 14:22
BNE
-
SEA
21h 07m
1 stop
Air Canada Logo
10:40 - 07:05
SEA
-
BNE
27h 25m
1 stop
$1,537Air Canada
Thu, 20 Aug - Fri, 28 Aug
Qantas Airways Logo
15:25 - 23:59
CBR
-
SEA
25h 34m
2 stops
Qantas Airways Logo
17:32 - 17:30
SEA
-
CBR
30h 58m
2 stops
$1,609Qantas Airways
Sat, 29 Aug - Sat, 5 Sep
Qantas Airways Logo
06:00 - 08:57
CNS
-
SEA
43h 57m
2 stops
Qantas Airways Logo
17:01 - 14:10
SEA
-
CNS
28h 09m
2 stops
$1,644Qantas Airways
Mon, 26 Oct - Fri, 30 Oct
Singapore Airlines Logo
18:20 - 08:10
CNS
-
SEA
30h 50m
1 stop
Singapore Airlines Logo
09:45 - 17:20
SEA
-
CNS
38h 35m
1 stop
$2,112Singapore Airlines
Mon, 26 Oct - Fri, 30 Oct
Singapore Airlines Logo
18:20 - 08:10
CNS
-
SEA
30h 50m
1 stop
Singapore Airlines Logo
09:45 - 17:20
SEA
-
CNS
38h 35m
1 stop
$2,119Singapore Airlines
Mon, 26 Oct - Fri, 30 Oct

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American Airlines flights from Australia to Seattle

Our best American Airlines deals on Australia to Seattle flight tickets
American Airlines
7 Sept
SYD12:00Sydney Kingsford Smith
38h 25m
1 stop
SEA09:25Seattle/Tacoma Intl
23 Sept
SEA07:10Seattle/Tacoma Intl
30h 55m
1 stop
SYD07:05Sydney Kingsford Smith
$1,350
American Airlines
5 Nov
SYD14:05Sydney Kingsford Smith
28h 00m
1 stop
SEA23:05Seattle/Tacoma Intl
8 Nov
SEA06:05Seattle/Tacoma Intl
31h 55m
1 stop
SYD09:00Sydney Kingsford Smith
$1,354
American Airlines
8 Sept
SYD21:25Sydney Kingsford Smith
28h 58m
2 stops
SEA09:23Seattle/Tacoma Intl
21 Sept
SEA07:10Seattle/Tacoma Intl
30h 55m
1 stop
SYD07:05Sydney Kingsford Smith
$1,370

Air Canada flights from Australia to Seattle

Our best Air Canada deals on Australia to Seattle flight tickets
Air Canada
20 Aug
BNE10:15Brisbane
25h 17m
1 stop
SEA18:32Seattle/Tacoma Intl
23 Aug
SEA19:20Seattle/Tacoma Intl
18h 45m
1 stop
BNE07:05Brisbane
$1,529
Air Canada
20 Aug
BNE10:15Brisbane
21h 07m
1 stop
SEA14:22Seattle/Tacoma Intl
28 Aug
SEA10:40Seattle/Tacoma Intl
27h 25m
1 stop
BNE07:05Brisbane
$1,537
Air Canada
20 Aug
BNE10:15Brisbane
16h 50m
1 stop
SEA10:05Seattle/Tacoma Intl
28 Aug
SEA19:20Seattle/Tacoma Intl
18h 45m
1 stop
BNE07:05Brisbane
$1,540

momondo Fare Finder

 
Customise 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, momondo users made 78,305 searches. Data last updated 17 July 2026.
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

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 12/11

14:00-22:46

2 stops27h 46m

Seattle/Tacoma Intl

Tue 17/11

12:00-12:35

2 stops29h 35m

$1,254

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 27/7

10:55-14:30

1 stop20h 35m

Seattle/Tacoma Intl

Mon 3/8

10:29-08:15

1 stop28h 46m

$1,310

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 7/9

12:00-09:25

1 stop38h 25m

Seattle/Tacoma Intl

Wed 23/9

07:10-07:05

1 stop30h 55m

$1,350

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 5/11

14:05-23:05

1 stop28h 00m

Seattle/Tacoma Intl

Sun 8/11

06:05-09:00

1 stop31h 55m

$1,354
Fastest return journey

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Thu 20/8

10:15-18:32

1 stop25h 17m

Seattle/Tacoma Intl

Sun 23/8

19:20-07:05

1 stop18h 45m

$1,529

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Thu 20/8

10:15-14:22

1 stop21h 07m

Seattle/Tacoma Intl

Fri 28/8

10:40-07:05

1 stop27h 25m

$1,537

CanberraSeattle

CBR - SEA

CBRSEA

Canberra

Sat 29/8

15:25-23:59

2 stops25h 34m

Seattle/Tacoma Intl

Sat 5/9

17:32-17:30

2 stops30h 58m

$1,609

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Mon 26/10

06:00-08:57

2 stops43h 57m

Seattle/Tacoma Intl

Fri 30/10

17:01-14:10

2 stops28h 09m

$1,644

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Mon 26/10

18:20-08:10

1 stop30h 50m

Seattle/Tacoma Intl

Fri 30/10

09:45-17:20

1 stop38h 35m

$2,112

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Mon 26/10

18:20-08:10

1 stop30h 50m

Seattle/Tacoma Intl

Fri 30/10

09:45-17:20

1 stop38h 35m

$2,119

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Seattle from

How to get the cheapest flight ticket from Australia to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

The month of December is, on average, the cheapest month to fly to Seattle from Australia, with most prices found around $610. If you are unable to visit Seattle during the month of December, then departing from Australia during the month August is also very affordable. Most momondo users find prices during this month for around $616.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $1,510 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Australia for as low as $943 on momondo.

Can stopping save me money on Australia to Seattle flights?

You could potentially save up to 19% on your flight if you consider stops on a Australia to Seattle flight.

Cheap Australia to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Australia to Seattle

Fastest flight time

18h 39m

Direct flights

None
The fastest flight from Australia to Seattle takes 18h 39m
There are no direct flights from Australia to Seattle. There are no popular flight routes from Australia to Seattle.
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Frequently asked questions about flying from Australia to Seattle

  • When did momondo last update prices for flights from Australia to Seattle/Tacoma Intl Airport?

    Prices for flights from Australia to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Australia to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Australia to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Australia to Seattle

Compare and see reviews for airlines that fly from Australia to Seattle with momondo
Airline
Rating
Free cancellation
Price
DeltaPriceFrom $773Free cancellationRating
7.8
8,473 reviews
Search Delta flights
American AirlinesPriceFrom $830Free cancellationRating
7.1
11,816 reviews
Search American Airlines flights
Air CanadaPriceFrom $941Free cancellationRating
7.1
11,347 reviews
Search Air Canada flights
United AirlinesPriceFrom $958Free cancellationRating
7.4
9,998 reviews
Search United Airlines flights
Virgin AustraliaPriceFrom $966Free cancellationRating
7.6
464 reviews
Search Virgin Australia flights
Hawaiian AirlinesPriceFrom $1,050Free cancellationRating
7.8
2,823 reviews
Search Hawaiian Airlines flights
Qantas AirwaysPriceFrom $1,075Free cancellationRating
7.5
1,062 reviews
Search Qantas Airways flights
Air New ZealandPriceFrom $1,183Free cancellationRating
8.0
654 reviews
Search Air New Zealand flights
Japan AirlinesPriceFrom $1,292Free cancellationRating
8.3
1,877 reviews
Search Japan Airlines flights
ANAPriceFrom $1,309Free cancellationRating
8.3
1,271 reviews
Search ANA flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
SeaTac

Why use momondo?

Why should I use momondo to find a flight deal from Australia to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Australia to Seattle for you.

Can I find flights from Australia to Seattle with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seattle from Australia with this policy.

How can momondo help me find flights from Australia to Seattle?

momondo helps you find the best flight between Australia and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Australia to Seattle right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Australia to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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