Which airlines fly to State of Washington?

United Airlines, Air Canada and Qantas Airways are the top three most popular airlines that fly to State of Washington from Australia according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 9 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

How long is the flight from Australia to State of Washington?

Flight times vary depending on what airport in Australia you fly out of and what airport in State of Washington you fly into. For example, flying from Sydney to Seattle takes 18h 45m on average. On the other hand, flying from Melbourne to Seattle takes 19h 57m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

What is the cheapest airline that flies from Australia to Washington?

Delta, United Airlines, and Cathay Pacific are the most popular carriers operating from Australia to Washington

When did momondo last update prices for flights from Australia to Washington?

Prices for flights from Australia to Washington are updated daily.

How many operators does momondo search for flights from Australia to Washington?

The number of operators available for flights from Australia to Washington is 9 as of November 2026.

How old do you have to be to fly from Australia to Washington?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia to Washington.

What documentation or ID do you need to fly to Washington?

The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$664 Cheap Flights from Australia to Washington in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Australia to Washington

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One-way

Last minute

Recent return flight deals from Australia to Washington

Enter your travel dates to find the best prices.

10:40 - 10:05SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

42h 25m1 stop Los Angeles

17:37 - 08:30SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

19h 53m1 stop Los Angeles

$1,320Delta

Thu, 26 Nov - Mon, 7 Dec

10:40 - 12:59SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

21h 19m1 stop Los Angeles

14:40 - 08:30SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

22h 50m1 stop Los Angeles

$1,320Delta

Wed, 20 Jan - Sun, 31 Jan

11:20 - 11:34SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

19h 14m1 stop Los Angeles

08:30 - 09:05SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

29h 35m2 stops Denver Intl Los Angeles

$1,320United Airlines

Thu, 26 Nov - Tue, 12 Jan

09:10 - 13:25SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

23h 15m1 stop Houston George Bush Intcntl

17:28 - 09:05SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

20h 37m1 stop Los Angeles

$1,320United Airlines

Thu, 26 Nov - Tue, 12 Jan

11:10 - 13:08SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

44h 58m1 stop Los Angeles

16:42 - 09:00SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

21h 18m1 stop Los Angeles

$1,351American Airlines

Thu, 26 Nov - Sun, 6 Dec

11:10 - 14:33SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

46h 23m1 stop Los Angeles

16:42 - 09:00SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

21h 18m1 stop Los Angeles

$1,351American Airlines

Wed, 25 Nov - Sun, 6 Dec

11:10 - 16:47SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

24h 37m1 stop Los Angeles

13:20 - 06:25SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

22h 05m1 stop San Francisco

$1,380Qantas Airways

Wed, 27 Jan - Wed, 3 Feb

09:40 - 15:41BNE Brisbane-SEA Seattle/Tacoma Intl

24h 01m1 stop Dallas/Fort Worth

13:13 - 12:50SEA Seattle/Tacoma Intl-BNE Brisbane

29h 37m2 stops Los Angeles Auckland Intl

$1,428Qantas Airways

Tue, 19 Jan - Tue, 26 Jan

20:45 - 06:00SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

26h 15m1 stop Honolulu

08:05 - 18:50SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

17h 45m1 stop Honolulu

$1,500Alaska Airlines

Thu, 22 Apr - Thu, 13 May

20:45 - 06:21SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

26h 36m2 stops Honolulu Kona Intl

18:59 - 18:50SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

30h 51m1 stop Honolulu

$1,516Multiple Airlines

Thu, 22 Apr - Thu, 13 May

Recent last minute flight deals from Australia to Washington

Enter your travel dates to find the best prices.

11:10 - 23:42SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

31h 32m2 stops Los Angeles Dallas/Fort Worth

07:21 - 09:00SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

30h 39m1 stop Los Angeles

$1,298British Airways

Mon, 9 Nov - Sun, 22 Nov

11:10 - 21:20SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

29h 10m1 stop Los Angeles

07:21 - 09:00SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

30h 39m1 stop Los Angeles

$1,305British Airways

Mon, 9 Nov - Sun, 22 Nov

11:10 - 21:03SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

28h 53m2 stops Los Angeles San Francisco

13:38 - 09:00SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

24h 22m1 stop Los Angeles

$1,317American Airlines

Mon, 9 Nov - Tue, 24 Nov

10:40 - 23:59SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

32h 19m2 stops Los Angeles Salt Lake City

05:35 - 08:30SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

31h 55m2 stops Salt Lake City Los Angeles

$1,321Delta

Mon, 9 Nov - Sun, 22 Nov

11:50 - 12:20SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

19h 30m1 stop San Francisco

15:35 - 09:20SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

22h 45m1 stop San Francisco

$1,324United Airlines

Mon, 9 Nov - Tue, 24 Nov

10:40 - 12:40SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

21h 00m2 stops Los Angeles Salt Lake City

05:35 - 08:30SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

31h 55m2 stops Salt Lake City Los Angeles

$1,324Delta

Mon, 9 Nov - Tue, 24 Nov

11:20 - 12:20BNE Brisbane-SEA Seattle/Tacoma Intl

19h 00m1 stop San Francisco

05:05 - 07:30SEA Seattle/Tacoma Intl-BNE Brisbane

56h 25m2 stops Denver Intl San Francisco

$1,337United Airlines

Sun, 8 Nov - Sun, 15 Nov

22:45 - 23:42MEL Melbourne-SEA Seattle/Tacoma Intl

19h 57m1 stop Los Angeles

16:59 - 09:30SEA Seattle/Tacoma Intl-MEL Melbourne

21h 31m1 stop Los Angeles

$1,642Qantas Airways

Sun, 8 Nov - Mon, 16 Nov

11:50 - 12:20SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

19h 30m1 stop San Francisco

09:05 - 09:20SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

29h 15m1 stop San Francisco

$19,987Virgin Australia

Thu, 12 Nov - Fri, 20 Nov

11:10 - 13:00SYD Sydney Kingsford Smith-SEA Seattle/Tacoma Intl

20h 50m1 stop Los Angeles

15:59 - 06:25SEA Seattle/Tacoma Intl-SYD Sydney Kingsford Smith

19h 26m1 stop Los Angeles

$26,044Qantas Airways

Thu, 12 Nov - Thu, 19 Nov

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Delta flights from Australia to State of Washington

Our best Delta deals on Australia to State of Washington flight tickets

Delta

25 Nov

SYD10:40Sydney Kingsford Smith

42h 25m

1 stop

SEA10:05Seattle/Tacoma Intl

7 Dec

SEA17:37Seattle/Tacoma Intl

19h 53m

1 stop

SYD08:30Sydney Kingsford Smith

$1,320

Delta

9 Nov

SYD10:40Sydney Kingsford Smith

32h 19m

2 stops

SEA23:59Seattle/Tacoma Intl

22 Nov

SEA05:35Seattle/Tacoma Intl

31h 55m

2 stops

SYD08:30Sydney Kingsford Smith

$1,321

Delta

24 Jan

BNE10:40Brisbane

29h 25m

1 stop

SEA22:05Seattle/Tacoma Intl

8 Feb

SEA12:08Seattle/Tacoma Intl

26h 22m

1 stop

BNE08:30Brisbane

$1,328

American Airlines flights from Australia to State of Washington

Our best American Airlines deals on Australia to State of Washington flight tickets

American Airlines

9 Nov

SYD11:10Sydney Kingsford Smith

28h 53m

2 stops

SEA21:03Seattle/Tacoma Intl

24 Nov

SEA13:38Seattle/Tacoma Intl

24h 22m

1 stop

SYD09:00Sydney Kingsford Smith

$1,317

American Airlines

25 Nov

SYD11:10Sydney Kingsford Smith

46h 23m

1 stop

SEA14:33Seattle/Tacoma Intl

6 Dec

SEA16:42Seattle/Tacoma Intl

21h 18m

1 stop

SYD09:00Sydney Kingsford Smith

$1,351

American Airlines

16 Nov

BNE09:40Brisbane

23h 11m

1 stop

SEA14:51Seattle/Tacoma Intl

1 Dec

SEA11:32Seattle/Tacoma Intl

24h 58m

2 stops

BNE06:30Brisbane

$1,358

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Thu 26/11

10:40-10:05

1 stop42h 25m

Seattle/Tacoma Intl

Mon 7/12

17:37-08:30

1 stop19h 53m

$1,320

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Wed 20/1

10:40-12:59

1 stop21h 19m

Seattle/Tacoma Intl

Sun 31/1

14:40-08:30

1 stop22h 50m

$1,320

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Thu 26/11

11:20-11:34

1 stop19h 14m

Seattle/Tacoma Intl

Tue 12/1

08:30-09:05

2 stops29h 35m

$1,320

Fastest return journey

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Thu 26/11

09:10-13:25

1 stop23h 15m

Seattle/Tacoma Intl

Tue 12/1

17:28-09:05

1 stop20h 37m

$1,320

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Thu 26/11

11:10-13:08

1 stop44h 58m

Seattle/Tacoma Intl

Sun 6/12

16:42-09:00

1 stop21h 18m

$1,351

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Wed 25/11

11:10-14:33

1 stop46h 23m

Seattle/Tacoma Intl

Sun 6/12

16:42-09:00

1 stop21h 18m

$1,351

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Wed 27/1

11:10-16:47

1 stop24h 37m

Seattle/Tacoma Intl

Wed 3/2

13:20-06:25

1 stop22h 05m

$1,380

BrisbaneSeattle

BNE Brisbane - SEA Seattle/Tacoma Intl

BNESEA

Brisbane

Tue 19/1

09:40-15:41

1 stop24h 01m

Seattle/Tacoma Intl

Tue 26/1

13:13-12:50

2 stops29h 37m

$1,428

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Thu 22/4

20:45-06:00

1 stop26h 15m

Seattle/Tacoma Intl

Thu 13/5

08:05-18:50

1 stop17h 45m

$1,500

SydneySeattle

SYD Sydney Kingsford Smith - SEA Seattle/Tacoma Intl

SYDSEA

Sydney Kingsford Smith

Thu 22/4

20:45-06:21

2 stops26h 36m

Seattle/Tacoma Intl

Thu 13/5

18:59-18:50

1 stop30h 51m

$1,516

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Australia to State of Washington

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

Prices

Airlines

Other information

What is the cheapest month to fly to State of Washington?

The month of March is, on average, the cheapest month to fly to State of Washington from Australia, with most prices found around $1,274. If you aren’t able to travel during the month of March, then book flights to State of Washington from Australia during February instead. Flights to State of Washington in February, while not as cheap as those in March, still average around $1,450.

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $1,595 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Australia for as low as $1,436 on momondo.

Can stopping save me money on Australia to State of Washington flights?

You could potentially save up to 12% on your flight if you consider stops on a Australia to State of Washington flight.

Cheap Australia to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Australia to State of Washington

Best price found	$664
Fastest flight time	17h 18m
Direct flights	None

The best one-way flight to State of Washington from Australia in the past 72 hours is $664. The best return flight deal from Australia to State of Washington found on momondo in the last 72 hours is $1,320.

The fastest flight from Australia to State of Washington takes 17h 18m

There are no direct flights from Australia to State of Washington. There are no popular flight routes from Australia to State of Washington.

Search flight deals

Frequently asked questions about flying from Australia to Washington

When did momondo last update prices for flights from Australia to Washington?
Prices for flights from Australia to Washington are updated daily.
How many operators does momondo search for flights from Australia to Washington?
The number of operators available for flights from Australia to Washington is 9 as of November 2026.
How old do you have to be to fly from Australia to Washington?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Australia to State of Washington

Compare and see reviews for airlines that fly from Australia to State of Washington with momondo

Airline	Rating	Free cancellation	Price
American Airlines	PriceFrom $832	Free cancellation	Rating 7.0 12,233 reviews	Search American Airlines flights
Air Canada	PriceFrom $919	Free cancellation	Rating 7.1 11,867 reviews	Search Air Canada flights
Virgin Australia	PriceFrom $927	Free cancellation	Rating 7.6 484 reviews	Search Virgin Australia flights
United Airlines	PriceFrom $960	Free cancellation	Rating 7.3 10,471 reviews	Search United Airlines flights
Delta	PriceFrom $985	Free cancellation	Rating 7.8 8,701 reviews	Search Delta flights
Qantas Airways	PriceFrom $1,077	Free cancellation	Rating 7.5 1,123 reviews	Search Qantas Airways flights
Japan Airlines	PriceFrom $1,300	Free cancellation	Rating 8.3 1,966 reviews	Search Japan Airlines flights
Singapore Airlines	PriceFrom $1,529	Free cancellation	Rating 8.2 1,632 reviews	Search Singapore Airlines flights
Hawaiian Airlines	PriceFrom $1,555	Free cancellation	Rating 7.8 2,803 reviews	Search Hawaiian Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington from Australia.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington from Australia.

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

Yes. momondo can track prices for Australia to Washington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.