What is the cheapest airline that flies from New South Wales to Seattle/Tacoma Intl?

Qantas Airways is the most popular carrier operating from New South Wales to Seattle/Tacoma Intl

Which airlines fly to Seattle?

Air Canada, United Airlines and Qantas Airways are the top three most popular airlines that fly to Seattle from New South Wales according to our data. Air Canada is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Seattle. Keep in mind that there are 10 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from New South Wales to Seattle/Tacoma Intl Airport were last updated today.

How many operators does momondo search for flights from New South Wales to Seattle/Tacoma Intl Airport?

As of March 2026, there are 10 operators available to choose from for flights from New South Wales to Seattle/Tacoma Intl Airport.

How old do you have to be to fly from New South Wales to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New South Wales to Seattle/Tacoma Intl Airport.

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

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$793 Cheap Flights from New South Wales to Seattle in 2026

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Find the cheapest flights from New South Wales to Seattle

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

17:45 - 18:53

SYD

SEA

19h 08m

1 stop

06:00 - 09:00

SEA

SYD

33h 00m

1 stop

$1,199American Airlines

Sat, 21 Mar - Tue, 24 Mar

09:10 - 21:59

SYD

SEA

29h 49m

1 stop

07:00 - 07:05

SEA

SYD

31h 05m

1 stop

$1,221American Airlines

Tue, 2 Jun - Tue, 30 Jun

17:35 - 22:42

SYD

SEA

23h 07m

2 stops

06:00 - 09:00

SEA

SYD

33h 00m

1 stop

$1,230American Airlines

Sat, 21 Mar - Tue, 24 Mar

09:10 - 21:59

SYD

SEA

29h 49m

1 stop

17:35 - 06:55

SEA

SYD

44h 20m

1 stop

$1,231American Airlines

Wed, 3 Jun - Sun, 28 Jun

11:20 - 18:53

SYD

SEA

25h 33m

1 stop

23:59 - 06:55

SEA

SYD

36h 56m

1 stop

$1,233American Airlines

Tue, 17 Mar - Sat, 21 Mar

12:00 - 21:22

SYD

SEA

26h 22m

1 stop

14:40 - 07:05

SEA

SYD

23h 25m

1 stop

$1,237American Airlines

Wed, 20 May - Wed, 27 May

09:15 - 13:00

SYD

SEA

20h 45m

2 stops

09:25 - 06:50

SEA

SYD

28h 25m

2 stops

$1,238Delta

Wed, 20 May - Wed, 27 May

09:10 - 22:58

SYD

SEA

30h 48m

1 stop

10:00 - 07:05

SEA

SYD

28h 05m

1 stop

$1,244Qantas Airways

Wed, 15 Apr - Wed, 22 Apr

09:15 - 12:37

SYD

SEA

20h 22m

1 stop

05:35 - 06:50

SEA

SYD

32h 15m

2 stops

$1,245Delta

Wed, 15 Apr - Wed, 22 Apr

09:15 - 00:01

SYD

SEA

31h 46m

2 stops

07:20 - 06:50

SEA

SYD

30h 30m

2 stops

$1,247Delta

Mon, 13 Jul - Tue, 28 Jul

Delta flights from New South Wales to Seattle

Our best Delta deals on New South Wales to Seattle flight tickets

Delta

20 May

SYD09:15Sydney Kingsford Smith

20h 45m

2 stops

SEA13:00Seattle/Tacoma Intl

27 May

SEA09:25Seattle/Tacoma Intl

28h 25m

2 stops

SYD06:50Sydney Kingsford Smith

$1,238

Delta

5 Mar

SYD10:40Sydney Kingsford Smith

21h 18m

1 stop

SEA12:58Seattle/Tacoma Intl

18 Mar

SEA13:30Seattle/Tacoma Intl

23h 55m

1 stop

SYD07:25Sydney Kingsford Smith

$1,245

Delta

13 July

SYD09:15Sydney Kingsford Smith

31h 46m

2 stops

SEA00:01Seattle/Tacoma Intl

28 July

SEA07:20Seattle/Tacoma Intl

30h 30m

2 stops

SYD06:50Sydney Kingsford Smith

$1,247

United Airlines flights from New South Wales to Seattle

Our best United Airlines deals on New South Wales to Seattle flight tickets

United Airlines

3 June

SYD10:20Sydney Kingsford Smith

23h 00m

1 stop

SEA16:20Seattle/Tacoma Intl

28 June

SEA17:04Seattle/Tacoma Intl

20h 56m

1 stop

SYD07:00Sydney Kingsford Smith

$1,439

United Airlines

4 June

SYD09:30Sydney Kingsford Smith

23h 25m

2 stops

SEA15:55Seattle/Tacoma Intl

28 June

SEA06:00Seattle/Tacoma Intl

32h 00m

1 stop

SYD07:00Sydney Kingsford Smith

$1,441

United Airlines

18 June

SYD09:30Sydney Kingsford Smith

29h 29m

1 stop

SEA21:59Seattle/Tacoma Intl

26 July

SEA15:33Seattle/Tacoma Intl

22h 22m

1 stop

SYD06:55Sydney Kingsford Smith

$1,442

Fly from

Fly to

Route

Depart

Return

Price

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 21/3

17:45-18:53

1 stop19h 08m

Seattle/Tacoma Intl

Tue 24/3

06:00-09:00

1 stop33h 00m

$1,199

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 2/6

09:10-21:59

1 stop29h 49m

Seattle/Tacoma Intl

Tue 30/6

07:00-07:05

1 stop31h 05m

$1,221

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 21/3

17:35-22:42

2 stops23h 07m

Seattle/Tacoma Intl

Tue 24/3

06:00-09:00

1 stop33h 00m

$1,230

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 3/6

09:10-21:59

1 stop29h 49m

Seattle/Tacoma Intl

Sun 28/6

17:35-06:55

1 stop44h 20m

$1,231

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 17/3

11:20-18:53

1 stop25h 33m

Seattle/Tacoma Intl

Sat 21/3

23:59-06:55

1 stop36h 56m

$1,233

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 20/5

12:00-21:22

1 stop26h 22m

Seattle/Tacoma Intl

Wed 27/5

14:40-07:05

1 stop23h 25m

$1,237

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 20/5

09:15-13:00

2 stops20h 45m

Seattle/Tacoma Intl

Wed 27/5

09:25-06:50

2 stops28h 25m

$1,238

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 15/4

09:10-22:58

1 stop30h 48m

Seattle/Tacoma Intl

Wed 22/4

10:00-07:05

1 stop28h 05m

$1,244

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 15/4

09:15-12:37

1 stop20h 22m

Seattle/Tacoma Intl

Wed 22/4

05:35-06:50

2 stops32h 15m

$1,245

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 13/7

09:15-00:01

2 stops31h 46m

Seattle/Tacoma Intl

Tue 28/7

07:20-06:50

2 stops30h 30m

$1,247

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 New South Wales 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

What is the cheapest month to fly to Seattle?

The month of August is, on average, the cheapest month to fly to Seattle from New South Wales, with most prices found around $1,259. If you are unable to visit Seattle during the month of August, then departing from New South Wales during the month September is also very affordable. Most momondo users find prices during this month for around $1,302.

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

You are more likely to see cheaper flights to Seattle from New South Wales when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $1,503 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 New South Wales for as low as $1,334 on momondo.

Can stopping save me money on New South Wales to Seattle flights?

You could potentially save up to 2% on your flight if you consider stops on a New South Wales to Seattle flight.

Cheap New South Wales to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New South Wales to Seattle

Fastest flight time	18h 37m
Direct flights	None

The fastest flight from New South Wales to Seattle takes 18h 37m

There are no direct flights from New South Wales to Seattle. There are no popular flight routes from New South Wales to Seattle.

Search flight deals

When did momondo last update prices for flights from New South Wales to Seattle/Tacoma Intl Airport?
Prices for flights from New South Wales to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from New South Wales to Seattle/Tacoma Intl Airport?
As of March 2026, there are 10 operators available to choose from for flights from New South Wales to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from New South Wales to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New South Wales to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from New South Wales to Seattle

Compare and see reviews for airlines that fly from New South Wales to Seattle with momondo

Airline	Rating	Free cancellation	Price
Delta	PriceFrom $682	Free cancellation	Rating 7.9 8,237 reviews	Search Delta flights
Virgin Australia	PriceFrom $1,056	Free cancellation	Rating 7.6 445 reviews	Search Virgin Australia flights
Air Canada	PriceFrom $1,074	Free cancellation	Rating 7.1 10,764 reviews	Search Air Canada flights
Alaska Airlines	PriceFrom $1,100	Free cancellation	Rating 8.0 11,974 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $1,116	Free cancellation	Rating 7.4 9,375 reviews	Search United Airlines flights
Hawaiian Airlines	PriceFrom $1,151	Free cancellation	Rating 7.8 2,837 reviews	Search Hawaiian Airlines flights
Qantas Airways	PriceFrom $1,164	Free cancellation	Rating 7.5 1,000 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $1,239	Free cancellation	Rating 7.1 11,369 reviews	Search American Airlines flights
ANA	PriceFrom $1,288	Free cancellation	Rating 8.4 1,107 reviews	Search ANA flights
Asiana Airlines	PriceFrom $1,363	Free cancellation	Rating 8.1 502 reviews	Search Asiana Airlines flights

Leavenworth

SeaTac

Why use momondo?

Why should I use momondo to find a flight deal from New South Wales to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New South Wales to Seattle . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from New South Wales to Seattle with flexible booking policies on momondo?

Flights from New South Wales to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from New South Wales to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from New South Wales. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Seattle from New South Wales. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from New South Wales to Seattle from $793

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New South Wales to Seattle departing on 25/3. 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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Big names, great deals

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Delta flights from New South Wales to Seattle

Our best Delta deals on New South Wales to Seattle flight tickets

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Our best United Airlines deals on New South Wales to Seattle flight tickets

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How to get the cheapest flight ticket from New South Wales 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 New South Wales to Seattle flights?

What is the cheapest airline that flies from New South Wales to Seattle/Tacoma Intl?

Which airlines fly to Seattle?

Cheap New South Wales to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New South Wales to Seattle

Fastest flight time

Direct flights

Best airlines flying from New South Wales to Seattle

Compare and see reviews for airlines that fly from New South Wales to Seattle with momondo

Travelling to a place near Seattle?

Why use momondo?

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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