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Cheap flights from New South Wales to Seattle from $911

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 2/6. 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

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Find the cheapest flights from New South Wales to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
09:10 - 21:49
SYD
-
SEA
29h 39m
1 stop
Qantas Airways Logo
14:40 - 07:05
SEA
-
SYD
23h 25m
1 stop
$1,355Qantas Airways
Mon, 8 Jun - Mon, 15 Jun
Delta Logo
09:15 - 22:05
SYD
-
SEA
29h 50m
1 stop
Delta Logo
15:08 - 06:50
SEA
-
SYD
22h 42m
1 stop
$1,359Delta
Mon, 20 Jul - Tue, 4 Aug
United Airlines Logo
10:20 - 16:20
SYD
-
SEA
23h 00m
1 stop
United Airlines Logo
17:20 - 06:55
SEA
-
SYD
20h 35m
1 stop
$1,360United Airlines
Thu, 21 May - Wed, 10 Jun
United Airlines Logo
09:30 - 17:59
SYD
-
SEA
25h 29m
2 stops
United Airlines Logo
15:33 - 06:55
SEA
-
SYD
22h 22m
1 stop
$1,362United Airlines
Mon, 1 Jun - Wed, 10 Jun
United Airlines Logo
09:30 - 19:18
SYD
-
SEA
26h 48m
1 stop
United Airlines Logo
17:20 - 06:55
SEA
-
SYD
20h 35m
1 stop
$1,367United Airlines
Tue, 26 May - Wed, 10 Jun
Air Canada Logo
06:00 - 18:30
SYD
-
SEA
29h 30m
2 stops
Air Canada Logo
19:20 - 12:40
SEA
-
SYD
24h 20m
2 stops
$1,390Air Canada
Mon, 8 Jun - Mon, 15 Jun
Air Canada Logo
09:20 - 10:05
SYD
-
SEA
17h 45m
1 stop
Air Canada Logo
15:00 - 07:20
SEA
-
SYD
23h 20m
1 stop
$1,391Air Canada
Sun, 24 May - Mon, 8 Jun
Air Canada Logo
06:00 - 18:30
SYD
-
SEA
29h 30m
2 stops
Air Canada Logo
10:45 - 07:20
SEA
-
SYD
27h 35m
1 stop
$1,399Air Canada
Mon, 8 Jun - Mon, 15 Jun
Multiple Airlines Logo
06:00 - 10:05
SYD
-
SEA
21h 05m
2 stops
Multiple Airlines Logo
15:00 - 07:20
SEA
-
SYD
23h 20m
1 stop
$1,404Multiple Airlines
Sun, 24 May - Mon, 8 Jun
Multiple Airlines Logo
13:15 - 21:07
SYD
-
SEA
24h 52m
2 stops
Multiple Airlines Logo
09:02 - 11:50
SEA
-
SYD
33h 48m
2 stops
$1,405Multiple Airlines
Sat, 23 May - Sun, 7 Jun

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Air Canada flights from New South Wales to Seattle

Our best Air Canada deals on New South Wales to Seattle flight tickets
Air Canada
1 June
SYD09:20Sydney Kingsford Smith
26h 10m
1 stop
SEA18:30Seattle/Tacoma Intl
30 June
SEA10:45Seattle/Tacoma Intl
27h 35m
1 stop
SYD07:20Sydney Kingsford Smith
$1,345
Air Canada
8 June
SYD06:00Sydney Kingsford Smith
29h 30m
2 stops
SEA18:30Seattle/Tacoma Intl
15 June
SEA19:20Seattle/Tacoma Intl
24h 20m
2 stops
SYD12:40Sydney Kingsford Smith
$1,390
Air Canada
24 May
SYD09:20Sydney Kingsford Smith
17h 45m
1 stop
SEA10:05Seattle/Tacoma Intl
8 June
SEA15:00Seattle/Tacoma Intl
23h 20m
1 stop
SYD07:20Sydney Kingsford Smith
$1,391

United Airlines flights from New South Wales to Seattle

Our best United Airlines deals on New South Wales to Seattle flight tickets
United Airlines
8 June
SYD10:20Sydney Kingsford Smith
19h 14m
1 stop
SEA12:34Seattle/Tacoma Intl
15 June
SEA17:20Seattle/Tacoma Intl
20h 35m
1 stop
SYD06:55Sydney Kingsford Smith
$1,360
United Airlines
1 June
SYD10:20Sydney Kingsford Smith
25h 27m
1 stop
SEA18:47Seattle/Tacoma Intl
10 June
SEA15:33Seattle/Tacoma Intl
22h 22m
1 stop
SYD06:55Sydney Kingsford Smith
$1,362
United Airlines
26 May
SYD09:30Sydney Kingsford Smith
23h 25m
2 stops
SEA15:55Seattle/Tacoma Intl
10 June
SEA12:50Seattle/Tacoma Intl
25h 05m
2 stops
SYD06:55Sydney Kingsford Smith
$1,367

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 28 April 2026.
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

Cheapest return flight

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 8/6

09:10-21:49

1 stop29h 39m

Seattle/Tacoma Intl

Mon 15/6

14:40-07:05

1 stop23h 25m

$1,355

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 20/7

09:15-22:05

1 stop29h 50m

Seattle/Tacoma Intl

Tue 4/8

15:08-06:50

1 stop22h 42m

$1,359

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 21/5

10:20-16:20

1 stop23h 00m

Seattle/Tacoma Intl

Wed 10/6

17:20-06:55

1 stop20h 35m

$1,360

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 1/6

09:30-17:59

2 stops25h 29m

Seattle/Tacoma Intl

Wed 10/6

15:33-06:55

1 stop22h 22m

$1,362

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 26/5

09:30-19:18

1 stop26h 48m

Seattle/Tacoma Intl

Wed 10/6

17:20-06:55

1 stop20h 35m

$1,367

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 8/6

06:00-18:30

2 stops29h 30m

Seattle/Tacoma Intl

Mon 15/6

19:20-12:40

2 stops24h 20m

$1,390
Fastest return journey

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 24/5

09:20-10:05

1 stop17h 45m

Seattle/Tacoma Intl

Mon 8/6

15:00-07:20

1 stop23h 20m

$1,391

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 8/6

06:00-18:30

2 stops29h 30m

Seattle/Tacoma Intl

Mon 15/6

10:45-07:20

1 stop27h 35m

$1,399

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 24/5

06:00-10:05

2 stops21h 05m

Seattle/Tacoma Intl

Mon 8/6

15:00-07:20

1 stop23h 20m

$1,404

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 23/5

13:15-21:07

2 stops24h 52m

Seattle/Tacoma Intl

Sun 7/6

09:02-11:50

2 stops33h 48m

$1,405

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 June is, on average, the cheapest month to fly to Seattle from New South Wales, with most prices found around $675. If you are unable to visit Seattle during the month of June, then departing from New South Wales during the month November is also very affordable. Most momondo users find prices during this month for around $763.

How far in advance should I book a flight from New South Wales 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 $1,460 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 $1,239 on momondo.

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

You could potentially save up to 11% 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 45m

Direct flights

None
The fastest flight from New South Wales to Seattle takes 18h 45m
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

Frequently asked questions about flying from New South Wales to Seattle

  • 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
DeltaPriceFrom $676Free cancellationRating
7.9
8,467 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $1,023Free cancellationRating
7.8
2,837 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $1,029Free cancellationRating
7.4
9,680 reviews
Search United Airlines flights
Air CanadaPriceFrom $1,039Free cancellationRating
7.1
10,979 reviews
Search Air Canada flights
Virgin AustraliaPriceFrom $1,046Free cancellationRating
7.6
452 reviews
Search Virgin Australia flights
Alaska AirlinesPriceFrom $1,090Free cancellationRating
7.9
12,313 reviews
Search Alaska Airlines flights
Qantas AirwaysPriceFrom $1,115Free cancellationRating
7.5
1,028 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,227Free cancellationRating
7.1
11,679 reviews
Search American Airlines flights
ANAPriceFrom $1,276Free cancellationRating
8.4
1,200 reviews
Search ANA flights
Asiana AirlinesPriceFrom $1,356Free cancellationRating
8.1
524 reviews
Search Asiana 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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