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Cheap flights from New South Wales to Seattle from $858

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 24/8. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from New South Wales to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:45 - 23:59
SYD
-
SEA
20h 14m
1 stop
Multiple Airlines Logo
21:09 - 18:50
SEA
-
SYD
28h 41m
1 stop
$1,300Multiple Airlines
Thu, 6 Aug - Tue, 18 Aug
Multiple Airlines Logo
20:45 - 23:59
SYD
-
SEA
20h 14m
1 stop
Multiple Airlines Logo
21:09 - 18:50
SEA
-
SYD
28h 41m
1 stop
$1,303Multiple Airlines
Thu, 6 Aug - Tue, 18 Aug
Multiple Airlines Logo
20:45 - 23:53
SYD
-
SEA
20h 08m
1 stop
Multiple Airlines Logo
07:20 - 18:50
SEA
-
SYD
18h 30m
1 stop
$1,340Multiple Airlines
Thu, 20 Aug - Mon, 24 Aug
American Airlines Logo
09:10 - 21:49
SYD
-
SEA
29h 39m
1 stop
American Airlines Logo
15:47 - 06:55
SEA
-
SYD
22h 08m
1 stop
$1,347American Airlines
Tue, 4 Aug - Wed, 19 Aug
American Airlines Logo
09:10 - 21:45
SYD
-
SEA
29h 35m
1 stop
American Airlines Logo
23:16 - 06:55
SEA
-
SYD
38h 39m
1 stop
$1,349American Airlines
Mon, 27 Jul - Tue, 11 Aug
United Airlines Logo
10:20 - 16:20
SYD
-
SEA
23h 00m
1 stop
United Airlines Logo
08:35 - 07:00
SEA
-
SYD
29h 25m
1 stop
$1,363United Airlines
Tue, 28 Jul - Tue, 4 Aug
United Airlines Logo
09:30 - 19:03
SYD
-
SEA
26h 33m
1 stop
United Airlines Logo
12:10 - 07:00
SEA
-
SYD
25h 50m
2 stops
$1,364United Airlines
Tue, 4 Aug - Wed, 19 Aug
American Airlines Logo
12:00 - 21:05
SYD
-
SEA
26h 05m
2 stops
American Airlines Logo
07:11 - 07:05
SEA
-
SYD
30h 54m
1 stop
$1,369American Airlines
Tue, 28 Jul - Tue, 11 Aug
Delta Logo
09:15 - 12:27
SYD
-
SEA
20h 12m
1 stop
Delta Logo
09:40 - 06:50
SEA
-
SYD
28h 10m
2 stops
$1,372Delta
Thu, 6 Aug - Tue, 18 Aug
Delta Logo
09:15 - 16:54
SYD
-
SEA
24h 39m
2 stops
Delta Logo
05:45 - 06:50
SEA
-
SYD
32h 05m
2 stops
$1,373Delta
Tue, 4 Aug - Wed, 19 Aug

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Air Tahiti Nui flights from New South Wales to Seattle

Our best Air Tahiti Nui deals on New South Wales to Seattle flight tickets
Air Tahiti Nui
19 July
SYD07:10Sydney Kingsford Smith
31h 48m
3 stops
SEA21:58Seattle/Tacoma Intl
24 July
SEA18:10Seattle/Tacoma Intl
32h 55m
3 stops
SYD20:05Sydney Kingsford Smith
$2,808
Air Tahiti Nui
20 July
SYD19:25Sydney Kingsford Smith
37h 08m
3 stops
SEA15:33Seattle/Tacoma Intl
3 Aug
SEA21:18Seattle/Tacoma Intl
48h 52m
3 stops
SYD15:10Sydney Kingsford Smith
$3,343
Air Tahiti Nui
13 July
SYD19:25Sydney Kingsford Smith
37h 08m
3 stops
SEA15:33Seattle/Tacoma Intl
30 July
SEA21:18Seattle/Tacoma Intl
48h 52m
3 stops
SYD15:10Sydney Kingsford Smith
$3,786

Qantas Airways flights from New South Wales to Seattle

Our best Qantas Airways deals on New South Wales to Seattle flight tickets
Qantas Airways
1 Sept
SYD17:50Sydney Kingsford Smith
22h 31m
1 stop
SEA23:21Seattle/Tacoma Intl
22 Sept
SEA17:44Seattle/Tacoma Intl
19h 41m
1 stop
SYD06:25Sydney Kingsford Smith
$1,408
Qantas Airways
5 Aug
SYD09:10Sydney Kingsford Smith
23h 23m
1 stop
SEA15:33Seattle/Tacoma Intl
20 Aug
SEA17:10Seattle/Tacoma Intl
21h 20m
1 stop
SYD07:30Sydney Kingsford Smith
$1,412
Qantas Airways
7 Aug
SYD17:50Sydney Kingsford Smith
21h 08m
1 stop
SEA21:58Seattle/Tacoma Intl
22 Aug
SEA17:32Seattle/Tacoma Intl
20h 58m
1 stop
SYD07:30Sydney Kingsford Smith
$1,443

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 12 July 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

Thu 6/8

20:45-23:59

1 stop20h 14m

Seattle/Tacoma Intl

Tue 18/8

21:09-18:50

1 stop28h 41m

$1,300

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 6/8

20:45-23:59

1 stop20h 14m

Seattle/Tacoma Intl

Tue 18/8

21:09-18:50

1 stop28h 41m

$1,303
Fastest return journey

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 20/8

20:45-23:53

1 stop20h 08m

Seattle/Tacoma Intl

Mon 24/8

07:20-18:50

1 stop18h 30m

$1,340

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 4/8

09:10-21:49

1 stop29h 39m

Seattle/Tacoma Intl

Wed 19/8

15:47-06:55

1 stop22h 08m

$1,347

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 27/7

09:10-21:45

1 stop29h 35m

Seattle/Tacoma Intl

Tue 11/8

23:16-06:55

1 stop38h 39m

$1,349

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 28/7

10:20-16:20

1 stop23h 00m

Seattle/Tacoma Intl

Tue 4/8

08:35-07:00

1 stop29h 25m

$1,363

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 4/8

09:30-19:03

1 stop26h 33m

Seattle/Tacoma Intl

Wed 19/8

12:10-07:00

2 stops25h 50m

$1,364

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 28/7

12:00-21:05

2 stops26h 05m

Seattle/Tacoma Intl

Tue 11/8

07:11-07:05

1 stop30h 54m

$1,369

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 6/8

09:15-12:27

1 stop20h 12m

Seattle/Tacoma Intl

Tue 18/8

09:40-06:50

2 stops28h 10m

$1,372

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 4/8

09:15-16:54

2 stops24h 39m

Seattle/Tacoma Intl

Wed 19/8

05:45-06:50

2 stops32h 05m

$1,373

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 November is, on average, the cheapest month to fly to Seattle from New South Wales, with most prices found around $788. If you are unable to visit Seattle during the month of November, then departing from New South Wales during the month February is also very affordable. Most momondo users find prices during this month for around $828.

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 $1,520 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 $949 on momondo.

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

You could potentially save up to 24% 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

17h 31m

Direct flights

None
The fastest flight from New South Wales to Seattle takes 17h 31m
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
Hawaiian AirlinesPriceFrom $1,056Free cancellationRating
7.8
2,824 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $1,091Free cancellationRating
7.8
8,459 reviews
Search Delta flights
Air CanadaPriceFrom $1,110Free cancellationRating
7.1
11,328 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,188Free cancellationRating
7.4
9,981 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,220Free cancellationRating
7.5
1,061 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,267Free cancellationRating
7.1
11,804 reviews
Search American Airlines flights
ANAPriceFrom $1,318Free cancellationRating
8.3
1,271 reviews
Search ANA 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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