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Cheap flights from New South Wales to Seattle from $698

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 3/10. 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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Find the cheapest flights from New South Wales to Seattle

Cheap return flights

Air Canada Logo
11:20 - 09:31SYD-SEA
17h 11m1 stop
Air Canada Logo
05:50 - 09:35SEA-SYD
32h 45m1 stop
$1,148Air Canada
Find Deal
Sun, 1 Feb - Sun, 15 Feb
Air Canada Logo
11:20 - 19:16SYD-SEA
26h 56m1 stop
Air Canada Logo
10:05 - 09:35SEA-SYD
28h 30m1 stop
$1,156Air Canada
Find Deal
Fri, 7 Nov - Tue, 11 Nov
Air Canada Logo
11:20 - 09:31SYD-SEA
17h 11m1 stop
Air Canada Logo
20:00 - 09:35SEA-SYD
18h 35m1 stop
$1,157Air Canada
Find Deal
Fri, 7 Nov - Tue, 11 Nov
Air Canada Logo
09:00 - 09:31SYD-SEA
19h 31m2 stops
Air Canada Logo
20:00 - 09:35SEA-SYD
18h 35m1 stop
$1,176Air Canada
Find Deal
Sun, 1 Feb - Sun, 15 Feb
Hawaiian Airlines Logo
21:40 - 22:56SYD-SEA
19h 16m1 stop
Hawaiian Airlines Logo
18:30 - 19:45SEA-SYD
30h 15m1 stop
$1,213Hawaiian Airlines
Find Deal
Tue, 28 Oct - Tue, 4 Nov
Qantas Airways Logo
11:20 - 21:40SYD-SEA
28h 20m1 stop
Qantas Airways Logo
17:30 - 09:00SEA-SYD
20h 30m1 stop
$1,245Qantas Airways
Find Deal
Mon, 27 Oct - Mon, 3 Nov
American Airlines Logo
11:20 - 21:40SYD-SEA
28h 20m1 stop
American Airlines Logo
06:20 - 09:00SEA-SYD
31h 40m1 stop
$1,249American Airlines
Find Deal
Mon, 27 Oct - Mon, 3 Nov
American Airlines Logo
11:20 - 19:27SYD-SEA
26h 07m2 stops
American Airlines Logo
06:05 - 09:00SEA-SYD
31h 55m1 stop
$1,251American Airlines
Find Deal
Tue, 28 Oct - Tue, 4 Nov
British Airways Logo
11:20 - 14:12SYD-SEA
20h 52m1 stop
British Airways Logo
18:41 - 09:00SEA-SYD
19h 19m1 stop
$1,257British Airways
Find Deal
Mon, 27 Oct - Mon, 3 Nov
British Airways Logo
10:10 - 12:40SYD-SEA
20h 30m1 stop
British Airways Logo
14:42 - 08:05SEA-SYD
23h 23m1 stop
$1,258British Airways
Find Deal
Wed, 8 Oct - Sun, 19 Oct

Hawaiian Airlines flights from New South Wales to Seattle

Our best Hawaiian Airlines deals on New South Wales to Seattle flight tickets
Hawaiian Airlines
28 Oct
SYD21:40Sydney Kingsford Smith
19h 16m
1 stop
SEA22:56Seattle/Tacoma Intl
4 Nov
SEA18:30Seattle/Tacoma Intl
30h 15m
1 stop
SYD19:45Sydney Kingsford Smith
$1,213
Find similar
Hawaiian Airlines
23 Sept
SYD21:40Sydney Kingsford Smith
27h 14m
1 stop
SEA07:54Seattle/Tacoma Intl
2 Oct
SEA20:45Seattle/Tacoma Intl
30h 00m
1 stop
SYD19:45Sydney Kingsford Smith
$1,942
Find similar

American Airlines flights from New South Wales to Seattle

Our best American Airlines deals on New South Wales to Seattle flight tickets
American Airlines
27 Oct
SYD11:20Sydney Kingsford Smith
28h 20m
1 stop
SEA21:40Seattle/Tacoma Intl
3 Nov
SEA06:20Seattle/Tacoma Intl
31h 40m
1 stop
SYD09:00Sydney Kingsford Smith
$1,249
Find similar
American Airlines
28 Oct
SYD11:20Sydney Kingsford Smith
26h 07m
2 stops
SEA19:27Seattle/Tacoma Intl
4 Nov
SEA06:05Seattle/Tacoma Intl
31h 55m
1 stop
SYD09:00Sydney Kingsford Smith
$1,251
Find similar
American Airlines
29 Oct
SYD11:20Sydney Kingsford Smith
26h 07m
2 stops
SEA19:27Seattle/Tacoma Intl
5 Nov
SEA11:34Seattle/Tacoma Intl
26h 26m
2 stops
SYD09:00Sydney Kingsford Smith
$1,254
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from New South Wales 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 15 September 2025.
Use the filters below to find and compare flights from New South Wales to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 1/2

11:20-09:31

1 stop17h 11m

Seattle/Tacoma Intl

Sun 15/2

05:50-09:35

1 stop32h 45m

$1,148

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 7/11

11:20-19:16

1 stop26h 56m

Seattle/Tacoma Intl

Tue 11/11

10:05-09:35

1 stop28h 30m

$1,156

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 7/11

11:20-09:31

1 stop17h 11m

Seattle/Tacoma Intl

Tue 11/11

20:00-09:35

1 stop18h 35m

$1,157

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 1/2

09:00-09:31

2 stops19h 31m

Seattle/Tacoma Intl

Sun 15/2

20:00-09:35

1 stop18h 35m

$1,176

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 28/10

21:40-22:56

1 stop19h 16m

Seattle/Tacoma Intl

Tue 4/11

18:30-19:45

1 stop30h 15m

$1,213

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 27/10

11:20-21:40

1 stop28h 20m

Seattle/Tacoma Intl

Mon 3/11

17:30-09:00

1 stop20h 30m

$1,245

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 27/10

11:20-21:40

1 stop28h 20m

Seattle/Tacoma Intl

Mon 3/11

06:20-09:00

1 stop31h 40m

$1,249

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 28/10

11:20-19:27

2 stops26h 07m

Seattle/Tacoma Intl

Tue 4/11

06:05-09:00

1 stop31h 55m

$1,251

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 27/10

11:20-14:12

1 stop20h 52m

Seattle/Tacoma Intl

Mon 3/11

18:41-09:00

1 stop19h 19m

$1,257

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 8/10

10:10-12:40

1 stop20h 30m

Seattle/Tacoma Intl

Sun 19/10

14:42-08:05

1 stop23h 23m

$1,258

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 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

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 $1,416. If you are unable to visit Seattle during the month of August, then departing from New South Wales during the month February is also very affordable. Most momondo users find prices during this month for around $1,484.

What is the cheapest day to depart on your flight to Seattle?

The cheapest day to depart from New South Wales to Seattle is on a Thursday. Travellers who choose to depart for Seattle on a Thursday will often find tickets for as low as $1,546. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from New South Wales to Seattle for around $1,777.

What is the cheapest time of day to depart on your flight to Seattle?

According to our data, the cheapest time of day to fly to Seattle is at midday. momondo users have found flights departing from New South Wales to Seattle at midday for as low as $1,473. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Seattle is in the afternoon when prices are around $1,798.

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 $1,663 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 $1,344 on momondo.

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

You could potentially save up to 36% 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

Direct flights

None
There are no direct flights from New South Wales to Seattle. There are no popular flight routes from New South Wales to Seattle.
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  • 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?

  • 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
Alaska AirlinesPriceFrom $344Free cancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
DeltaPriceFrom $1,141Free cancellationRating
7.9
7,956 reviews
Search Delta flights
Air CanadaPriceFrom $1,165Free cancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,194Free cancellationRating
7.4
8,931 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $1,220Free cancellationRating
7.8
2,723 reviews
Search Hawaiian Airlines flights
Qantas AirwaysPriceFrom $1,245Free cancellationRating
7.5
905 reviews
Search Qantas Airways flights
Philippine AirlinesPriceFrom $1,305Free cancellationRating
7.2
911 reviews
Search Philippine Airlines flights
Air New ZealandPriceFrom $1,349Free cancellationRating
8.0
505 reviews
Search Air New Zealand flights
Virgin AustraliaPriceFrom $1,417Free cancellationRating
7.5
416 reviews
Search Virgin Australia flights
Singapore AirlinesPriceFrom $1,427Free cancellationRating
8.1
1,365 reviews
Search Singapore Airlines 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 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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