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Cheap flights from New South Wales to Seattle from $636

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 8/2. 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.
Multiple Airlines Logo
14:00 - 20:58
SYD
-
SEA
25h 58m
2 stops
Multiple Airlines Logo
10:44 - 12:35
SEA
-
SYD
30h 51m
2 stops
$1,387Multiple Airlines
Tue, 17 Feb - Wed, 4 Mar
Multiple Airlines Logo
14:00 - 17:00
SYD
-
SEA
22h 00m
2 stops
Multiple Airlines Logo
15:52 - 12:35
SEA
-
SYD
25h 43m
2 stops
$1,389Multiple Airlines
Mon, 2 Mar - Fri, 6 Mar
Asiana Airlines Logo
10:20 - 14:55
SYD
-
SEA
22h 35m
1 stop
Asiana Airlines Logo
00:10 - 08:30
SEA
-
SYD
38h 20m
1 stop
$1,393Asiana Airlines
Sun, 15 Mar - Sat, 28 Mar
Multiple Airlines Logo
13:15 - 19:53
SYD
-
SEA
23h 38m
2 stops
Multiple Airlines Logo
17:16 - 11:45
SEA
-
SYD
25h 29m
2 stops
$1,459Multiple Airlines
Thu, 7 May - Thu, 21 May
Multiple Airlines Logo
14:00 - 17:00
SYD
-
SEA
22h 00m
2 stops
Multiple Airlines Logo
15:50 - 12:35
SEA
-
SYD
25h 45m
2 stops
$1,462Multiple Airlines
Tue, 17 Feb - Tue, 24 Feb
Asiana Airlines Logo
09:30 - 14:55
SYD
-
SEA
22h 25m
1 stop
Asiana Airlines Logo
00:55 - 07:30
SEA
-
SYD
37h 35m
1 stop
$1,465Asiana Airlines
Sun, 31 May - Fri, 26 Jun
Asiana Airlines Logo
09:30 - 14:55
SYD
-
SEA
22h 25m
1 stop
Asiana Airlines Logo
00:55 - 07:30
SEA
-
SYD
37h 35m
1 stop
$1,468Asiana Airlines
Sun, 31 May - Fri, 26 Jun
Multiple Airlines Logo
14:00 - 10:44
SYD
-
SEA
39h 44m
2 stops
Multiple Airlines Logo
12:09 - 07:25
SEA
-
SYD
24h 16m
1 stop
$1,471Multiple Airlines
Tue, 17 Feb - Tue, 24 Feb
Multiple Airlines Logo
06:00 - 17:00
SYD
-
SEA
30h 00m
2 stops
Multiple Airlines Logo
21:41 - 12:35
SEA
-
SYD
44h 54m
2 stops
$1,474Multiple Airlines
Thu, 5 Mar - Thu, 12 Mar
Philippine Airlines Logo
11:35 - 18:40
SYD
-
SEA
26h 05m
1 stop
Philippine Airlines Logo
22:30 - 09:50
SEA
-
SYD
41h 20m
1 stop
$1,482Philippine Airlines
Fri, 6 Mar - Fri, 13 Mar

Philippine Airlines flights from New South Wales to Seattle

Our best Philippine Airlines deals on New South Wales to Seattle flight tickets
Philippine Airlines
6 Mar
SYD11:35Sydney Kingsford Smith
26h 05m
1 stop
SEA18:40Seattle/Tacoma Intl
13 Mar
SEA22:30Seattle/Tacoma Intl
41h 20m
1 stop
SYD09:50Sydney Kingsford Smith
$1,482
Philippine Airlines
5 Mar
SYD11:35Sydney Kingsford Smith
26h 05m
1 stop
SEA18:40Seattle/Tacoma Intl
12 Mar
SEA22:30Seattle/Tacoma Intl
41h 20m
1 stop
SYD09:50Sydney Kingsford Smith
$1,487
Philippine Airlines
4 June
SYD10:15Sydney Kingsford Smith
26h 50m
1 stop
SEA20:05Seattle/Tacoma Intl
28 June
SEA23:10Seattle/Tacoma Intl
39h 50m
1 stop
SYD08:00Sydney Kingsford Smith
$1,563

Air Canada flights from New South Wales to Seattle

Our best Air Canada deals on New South Wales to Seattle flight tickets
Air Canada
16 Feb
SYD11:20Sydney Kingsford Smith
26h 56m
1 stop
SEA19:16Seattle/Tacoma Intl
3 Mar
SEA15:40Seattle/Tacoma Intl
22h 55m
1 stop
SYD09:35Sydney Kingsford Smith
$1,511
Air Canada
17 Feb
SYD11:20Sydney Kingsford Smith
22h 11m
1 stop
SEA14:31Seattle/Tacoma Intl
4 Mar
SEA15:40Seattle/Tacoma Intl
22h 55m
1 stop
SYD09:35Sydney Kingsford Smith
$1,514
Air Canada
5 Mar
SYD09:00Sydney Kingsford Smith
19h 31m
2 stops
SEA09:31Seattle/Tacoma Intl
12 Mar
SEA10:05Seattle/Tacoma Intl
28h 30m
1 stop
SYD08:35Sydney Kingsford Smith
$1,521

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 21 January 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

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 17/2

14:00-20:58

2 stops25h 58m

Seattle/Tacoma Intl

Wed 4/3

10:44-12:35

2 stops30h 51m

$1,387

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 2/3

14:00-17:00

2 stops22h 00m

Seattle/Tacoma Intl

Fri 6/3

15:52-12:35

2 stops25h 43m

$1,389

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 15/3

10:20-14:55

1 stop22h 35m

Seattle/Tacoma Intl

Sat 28/3

00:10-08:30

1 stop38h 20m

$1,393

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 7/5

13:15-19:53

2 stops23h 38m

Seattle/Tacoma Intl

Thu 21/5

17:16-11:45

2 stops25h 29m

$1,459

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 17/2

14:00-17:00

2 stops22h 00m

Seattle/Tacoma Intl

Tue 24/2

15:50-12:35

2 stops25h 45m

$1,462

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 31/5

09:30-14:55

1 stop22h 25m

Seattle/Tacoma Intl

Fri 26/6

00:55-07:30

1 stop37h 35m

$1,465

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 31/5

09:30-14:55

1 stop22h 25m

Seattle/Tacoma Intl

Fri 26/6

00:55-07:30

1 stop37h 35m

$1,468

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 17/2

14:00-10:44

2 stops39h 44m

Seattle/Tacoma Intl

Tue 24/2

12:09-07:25

1 stop24h 16m

$1,471

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 5/3

06:00-17:00

2 stops30h 00m

Seattle/Tacoma Intl

Thu 12/3

21:41-12:35

2 stops44h 54m

$1,474

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 6/3

11:35-18:40

1 stop26h 05m

Seattle/Tacoma Intl

Fri 13/3

22:30-09:50

1 stop41h 20m

$1,482

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 $1,343. 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 $1,408.

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 $1,595 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 $1,350 on momondo.

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

You could potentially save up to 1% 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 19m

Direct flights

None
The fastest flight from New South Wales to Seattle takes 18h 19m
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?

  • 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 $721Free cancellationRating
7.9
8,086 reviews
Search Delta flights
Virgin AustraliaPriceFrom $1,116Free cancellationRating
7.6
430 reviews
Search Virgin Australia flights
Alaska AirlinesPriceFrom $1,119Free cancellationRating
8.0
11,768 reviews
Search Alaska Airlines flights
Air CanadaPriceFrom $1,135Free cancellationRating
7.1
10,644 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,179Free cancellationRating
7.4
9,190 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $1,216Free cancellationRating
7.8
2,829 reviews
Search Hawaiian Airlines flights
Qantas AirwaysPriceFrom $1,230Free cancellationRating
7.5
973 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,256Free cancellationRating
7.2
11,172 reviews
Search American Airlines flights
Philippine AirlinesPriceFrom $1,269Free cancellationRating
7.3
955 reviews
Search Philippine Airlines flights
Asiana AirlinesPriceFrom $1,441Free cancellationRating
8.1
501 reviews
Search Asiana Airlines flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Leavenworth

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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