Which airlines fly to Seattle?

United Airlines, Air Canada and Qantas Airways are the top three most popular airlines that fly to Seattle from Australia according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when travelling to Seattle. Keep in mind that there are 15 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Seattle?

The flight from Australia to Seattle depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Brisbane (a popular airport in Australia) to Seattle (the most popular airport in Seattle), then the flight time is 17h 44m on average. If you fly from Sydney (another popular airport in Australia) to Seattle, then the average flight time is 17h 55m.

What is the cheapest airline that flies from Australia to Seattle/Tacoma Intl?

Qantas Airways, Delta, and American Airlines are the most popular carriers operating from Australia to Seattle/Tacoma Intl

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?

As of February 2026, there are 15 operators available to choose from 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.

$566 Cheap Flights from Australia to Seattle in 2026

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Find the cheapest flights from Australia to Seattle

Round-trip

One-way

Last minute

Recent return flight deals from Australia to Seattle

Enter your travel dates to find the best prices.

09:40 - 10:54

BNE

SEA

43h 14m

1 stop

18:22 - 05:00

SEA

BNE

41h 38m

2 stops

$848American Airlines

Fri, 6 Mar - Mon, 9 Mar

09:40 - 23:07

BNE

SEA

31h 27m

1 stop

19:24 - 05:00

SEA

BNE

40h 36m

1 stop

$851American Airlines

Fri, 6 Mar - Mon, 9 Mar

19:40 - 20:58

BNE

SEA

18h 18m

1 stop

14:53 - 05:00

SEA

BNE

21h 07m

1 stop

$928Qantas Airways

Tue, 10 Mar - Tue, 24 Mar

09:20 - 14:20

SYD

SEA

22h 00m

1 stop

15:00 - 07:20

SEA

SYD

23h 20m

1 stop

$1,218Air Canada

Wed, 20 May - Tue, 9 Jun

10:20 - 19:16

SYD

SEA

26h 56m

1 stop

10:10 - 08:35

SEA

SYD

28h 25m

1 stop

$1,219Air Canada

Wed, 11 Mar - Wed, 25 Mar

10:30 - 18:04

MEL

SEA

25h 34m

2 stops

15:30 - 08:30

SEA

MEL

23h 00m

2 stops

$1,312United Airlines

Mon, 16 Mar - Thu, 26 Mar

10:55 - 16:27

MEL

SEA

22h 32m

1 stop

08:45 - 08:15

SEA

MEL

30h 30m

1 stop

$1,315United Airlines

Wed, 3 Jun - Tue, 7 Jul

11:45 - 20:42

CNS

SEA

25h 57m

2 stops

14:53 - 14:05

SEA

CNS

30h 12m

2 stops

$1,448Qantas Airways

Thu, 19 Mar - Mon, 23 Mar

16:55 - 08:45

PER

SEA

30h 50m

1 stop

10:15 - 23:55

SEA

PER

22h 40m

1 stop

$1,682Singapore Airlines

Mon, 11 May - Thu, 28 May

16:55 - 08:45

PER

SEA

30h 50m

1 stop

10:15 - 23:55

SEA

PER

22h 40m

1 stop

$1,685Singapore Airlines

Mon, 11 May - Thu, 28 May

Air Canada flights from Australia to Seattle

Our best Air Canada deals on Australia to Seattle flight tickets

Air Canada

23 Feb

BNE10:45Brisbane

30h 12m

1 stop

SEA22:57Seattle/Tacoma Intl

14 Mar

SEA15:40Seattle/Tacoma Intl

23h 05m

1 stop

BNE07:45Brisbane

$1,020

Air Canada

21 Mar

BNE09:45Brisbane

16h 46m

1 stop

SEA09:31Seattle/Tacoma Intl

28 Mar

SEA10:10Seattle/Tacoma Intl

27h 55m

1 stop

BNE07:05Brisbane

$1,093

Air Canada

23 Feb

BNE10:45Brisbane

30h 12m

1 stop

SEA22:57Seattle/Tacoma Intl

14 Mar

SEA20:00Seattle/Tacoma Intl

27h 55m

2 stops

BNE16:55Brisbane

$1,094

Delta flights from Australia to Seattle

Our best Delta deals on Australia to Seattle flight tickets

Delta

18 Mar

MEL09:10Melbourne

21h 39m

1 stop

SEA12:49Seattle/Tacoma Intl

24 Mar

SEA19:35Seattle/Tacoma Intl

41h 25m

2 stops

MEL07:00Melbourne

$1,170

Delta

8 Mar

MEL10:10Melbourne

26h 11m

1 stop

SEA17:21Seattle/Tacoma Intl

13 Mar

SEA05:30Seattle/Tacoma Intl

31h 30m

2 stops

MEL07:00Melbourne

$1,172

Delta

6 Mar

MEL10:10Melbourne

27h 19m

2 stops

SEA18:29Seattle/Tacoma Intl

23 Mar

SEA11:45Seattle/Tacoma Intl

25h 15m

1 stop

MEL07:00Melbourne

$1,178

Fly from

Fly to

Route

Depart

Return

Price

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Fri 6/3

09:40-10:54

1 stop43h 14m

Seattle/Tacoma Intl

Mon 9/3

18:22-05:00

2 stops41h 38m

$848

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Fri 6/3

09:40-23:07

1 stop31h 27m

Seattle/Tacoma Intl

Mon 9/3

19:24-05:00

1 stop40h 36m

$851

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Tue 10/3

19:40-20:58

1 stop18h 18m

Seattle/Tacoma Intl

Tue 24/3

14:53-05:00

1 stop21h 07m

$928

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 20/5

09:20-14:20

1 stop22h 00m

Seattle/Tacoma Intl

Tue 9/6

15:00-07:20

1 stop23h 20m

$1,218

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 11/3

10:20-19:16

1 stop26h 56m

Seattle/Tacoma Intl

Wed 25/3

10:10-08:35

1 stop28h 25m

$1,219

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 16/3

10:30-18:04

2 stops25h 34m

Seattle/Tacoma Intl

Thu 26/3

15:30-08:30

2 stops23h 00m

$1,312

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 3/6

10:55-16:27

1 stop22h 32m

Seattle/Tacoma Intl

Tue 7/7

08:45-08:15

1 stop30h 30m

$1,315

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Thu 19/3

11:45-20:42

2 stops25h 57m

Seattle/Tacoma Intl

Mon 23/3

14:53-14:05

2 stops30h 12m

$1,448

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 11/5

16:55-08:45

1 stop30h 50m

Seattle/Tacoma Intl

Thu 28/5

10:15-23:55

1 stop22h 40m

$1,682

PerthSeattle

PER - SEA

PERSEA

Perth

Mon 11/5

16:55-08:45

1 stop30h 50m

Seattle/Tacoma Intl

Thu 28/5

10:15-23:55

1 stop22h 40m

$1,685

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 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

Prices

Airlines

Other information

What is the cheapest month to fly to Seattle?

The month of August is, on average, the cheapest month to fly to Seattle from Australia, with most prices found around $1,295. If you are unable to visit Seattle during the month of August, then departing from Australia during the month September is also very affordable. Most momondo users find prices during this month for around $1,358.

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 $1,543 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 $1,302 on momondo.

Can stopping save me money on Australia to Seattle flights?

You could potentially save up to 23% 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	17h 44m
Direct flights	None

The fastest flight from Australia to Seattle takes 17h 44m

There are no direct flights from Australia to Seattle. There are no popular flight routes from Australia to Seattle.

Search flight deals

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?
As of February 2026, there are 15 operators available to choose from 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
Delta	PriceFrom $695	Free cancellation	Rating 7.9 8,169 reviews	Search Delta flights
Air New Zealand	PriceFrom $878	Free cancellation	Rating 8.0 582 reviews	Search Air New Zealand flights
Air Canada	PriceFrom $957	Free cancellation	Rating 7.1 10,697 reviews	Search Air Canada flights
United Airlines	PriceFrom $961	Free cancellation	Rating 7.4 9,249 reviews	Search United Airlines flights
American Airlines	PriceFrom $969	Free cancellation	Rating 7.2 11,247 reviews	Search American Airlines flights
Virgin Australia	PriceFrom $1,076	Free cancellation	Rating 7.6 436 reviews	Search Virgin Australia flights
Qantas Airways	PriceFrom $1,078	Free cancellation	Rating 7.5 988 reviews	Search Qantas Airways flights
Alaska Airlines	PriceFrom $1,121	Free cancellation	Rating 8.0 11,850 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $1,173	Free cancellation	Rating 7.8 2,829 reviews	Search Hawaiian Airlines flights
Philippine Airlines	PriceFrom $1,195	Free cancellation	Rating 7.2 953 reviews	Search Philippine Airlines flights

Leavenworth

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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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Cheap flights from Australia to Seattle from $566

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 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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Find the cheapest flights from Australia to Seattle

Recent return flight deals from Australia to Seattle

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Air Canada flights from Australia to Seattle

Our best Air Canada deals on Australia to Seattle flight tickets

Delta flights from Australia to Seattle

Our best Delta deals on Australia to Seattle flight tickets

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

See travel insights to Seattle from

How to get the cheapest flight ticket from Australia to Seattle

What is the cheapest month to fly to Seattle?

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

Can stopping save me money on Australia to Seattle flights?

You could potentially save up to 23% on your flight if you consider stops on a Australia to Seattle flight.

What is the cheapest airline that flies from Australia to Seattle/Tacoma Intl?

Qantas Airways, Delta, and American Airlines are the most popular carriers operating from Australia to Seattle/Tacoma Intl

Which airlines fly to Seattle?

How long does it take to fly to Seattle?

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

Direct flights

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

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?

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

Best airlines flying from Australia to Seattle

Compare and see reviews for airlines that fly from Australia to Seattle with momondo

Travelling to a place near Seattle?

Why use momondo?

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

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

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

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

An easier way to manage your Seattle trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington

Fly your favourite airline to Seattle

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Seattle

List of cabin classes available on flights landing in Seattle. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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