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Cheap flights from New South Wales to Seattle from $601

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 11/11. 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
13:15 - 18:26
SYD
-
SEA
22h 11m
2 stops
Multiple Airlines Logo
06:49 - 11:50
SEA
-
SYD
36h 01m
2 stops
$1,275Multiple Airlines
Wed, 26 Aug - Wed, 16 Sep
Multiple Airlines Logo
13:15 - 09:19
SYD
-
SEA
37h 04m
3 stops
Multiple Airlines Logo
11:06 - 22:25
SEA
-
SYD
42h 19m
2 stops
$1,283Multiple Airlines
Thu, 3 Sep - Thu, 10 Sep
Multiple Airlines Logo
13:15 - 22:41
SYD
-
SEA
26h 26m
3 stops
Multiple Airlines Logo
13:34 - 11:50
SEA
-
SYD
29h 16m
3 stops
$1,296Multiple Airlines
Tue, 18 Aug - Wed, 2 Sep
Multiple Airlines Logo
13:15 - 22:41
SYD
-
SEA
26h 26m
3 stops
Multiple Airlines Logo
17:10 - 11:50
SEA
-
SYD
25h 40m
2 stops
$1,333Multiple Airlines
Tue, 18 Aug - Wed, 2 Sep
Multiple Airlines Logo
06:15 - 09:19
SYD
-
SEA
44h 04m
3 stops
Multiple Airlines Logo
11:06 - 11:50
SEA
-
SYD
31h 44m
2 stops
$1,341Multiple Airlines
Fri, 4 Sep - Fri, 18 Sep
American Airlines Logo
09:10 - 23:21
SYD
-
SEA
31h 11m
1 stop
American Airlines Logo
15:47 - 06:55
SEA
-
SYD
22h 08m
1 stop
$1,361American Airlines
Mon, 17 Aug - Tue, 1 Sep
United Airlines Logo
09:30 - 23:10
SYD
-
SEA
30h 40m
3 stops
United Airlines Logo
18:57 - 06:55
SEA
-
SYD
18h 58m
1 stop
$1,365United Airlines
Mon, 3 Aug - Mon, 10 Aug
Multiple Airlines Logo
13:15 - 00:27
SYD
-
SEA
28h 12m
3 stops
Multiple Airlines Logo
14:15 - 22:25
SEA
-
SYD
39h 10m
2 stops
$1,372Multiple Airlines
Tue, 15 Sep - Tue, 29 Sep
Delta Logo
09:15 - 20:30
SYD
-
SEA
28h 15m
1 stop
Delta Logo
07:16 - 06:50
SEA
-
SYD
30h 34m
1 stop
$1,374Delta
Mon, 3 Aug - Mon, 10 Aug
Qantas Airways Logo
09:10 - 23:21
SYD
-
SEA
31h 11m
1 stop
Qantas Airways Logo
17:22 - 07:05
SEA
-
SYD
20h 43m
1 stop
$1,378Qantas Airways
Tue, 18 Aug - Wed, 2 Sep

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Delta flights from New South Wales to Seattle

Our best Delta deals on New South Wales to Seattle flight tickets
Delta
3 Aug
SYD09:15Sydney Kingsford Smith
28h 15m
1 stop
SEA20:30Seattle/Tacoma Intl
10 Aug
SEA07:16Seattle/Tacoma Intl
30h 34m
1 stop
SYD06:50Sydney Kingsford Smith
$1,374
Delta
7 Sept
SYD09:15Sydney Kingsford Smith
31h 29m
1 stop
SEA23:44Seattle/Tacoma Intl
14 Sept
SEA09:59Seattle/Tacoma Intl
27h 51m
1 stop
SYD06:50Sydney Kingsford Smith
$1,447
Delta
15 Sept
SYD09:15Sydney Kingsford Smith
29h 55m
2 stops
SEA22:10Seattle/Tacoma Intl
29 Sept
SEA17:40Seattle/Tacoma Intl
20h 10m
1 stop
SYD06:50Sydney Kingsford Smith
$1,448

American Airlines flights from New South Wales to Seattle

Our best American Airlines deals on New South Wales to Seattle flight tickets
American Airlines
17 Aug
SYD09:10Sydney Kingsford Smith
31h 11m
1 stop
SEA23:21Seattle/Tacoma Intl
1 Sept
SEA15:47Seattle/Tacoma Intl
22h 08m
1 stop
SYD06:55Sydney Kingsford Smith
$1,361
American Airlines
18 Aug
SYD09:10Sydney Kingsford Smith
19h 00m
1 stop
SEA11:10Seattle/Tacoma Intl
2 Sept
SEA11:48Seattle/Tacoma Intl
26h 17m
2 stops
SYD07:05Sydney Kingsford Smith
$1,391
American Airlines
8 Sept
SYD09:10Sydney Kingsford Smith
28h 22m
2 stops
SEA20:32Seattle/Tacoma Intl
12 Sept
SEA17:34Seattle/Tacoma Intl
44h 21m
1 stop
SYD06:55Sydney Kingsford Smith
$1,398

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 24 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

Wed 26/8

13:15-18:26

2 stops22h 11m

Seattle/Tacoma Intl

Wed 16/9

06:49-11:50

2 stops36h 01m

$1,275

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 3/9

13:15-09:19

3 stops37h 04m

Seattle/Tacoma Intl

Thu 10/9

11:06-22:25

2 stops42h 19m

$1,283

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 18/8

13:15-22:41

3 stops26h 26m

Seattle/Tacoma Intl

Wed 2/9

13:34-11:50

3 stops29h 16m

$1,296

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 18/8

13:15-22:41

3 stops26h 26m

Seattle/Tacoma Intl

Wed 2/9

17:10-11:50

2 stops25h 40m

$1,333

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 4/9

06:15-09:19

3 stops44h 04m

Seattle/Tacoma Intl

Fri 18/9

11:06-11:50

2 stops31h 44m

$1,341

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 17/8

09:10-23:21

1 stop31h 11m

Seattle/Tacoma Intl

Tue 1/9

15:47-06:55

1 stop22h 08m

$1,361
Fastest return journey

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 3/8

09:30-23:10

3 stops30h 40m

Seattle/Tacoma Intl

Mon 10/8

18:57-06:55

1 stop18h 58m

$1,365

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 15/9

13:15-00:27

3 stops28h 12m

Seattle/Tacoma Intl

Tue 29/9

14:15-22:25

2 stops39h 10m

$1,372

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 3/8

09:15-20:30

1 stop28h 15m

Seattle/Tacoma Intl

Mon 10/8

07:16-06:50

1 stop30h 34m

$1,374

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 18/8

09:10-23:21

1 stop31h 11m

Seattle/Tacoma Intl

Wed 2/9

17:22-07:05

1 stop20h 43m

$1,378

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 $1,218. 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 $1,392.

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 $1,525 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 $944 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

18h 02m

Direct flights

None
The fastest flight from New South Wales to Seattle takes 18h 02m
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 $1,051Free cancellationRating
7.8
2,821 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $1,086Free cancellationRating
7.8
8,488 reviews
Search Delta flights
Air CanadaPriceFrom $1,117Free cancellationRating
7.1
11,382 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,182Free cancellationRating
7.4
10,034 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,214Free cancellationRating
7.5
1,067 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,261Free cancellationRating
7.1
11,851 reviews
Search American Airlines flights
ANAPriceFrom $1,311Free cancellationRating
8.3
1,276 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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