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Cheap flights from New South Wales to Seattle from $627

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 27/2. 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 - 19:58
SYD
-
SEA
23h 58m
2 stops
Multiple Airlines Logo
22:30 - 09:50
SEA
-
SYD
41h 20m
1 stop
$1,264Multiple Airlines
Tue, 10 Mar - Sun, 22 Mar
Multiple Airlines Logo
14:00 - 18:57
SYD
-
SEA
23h 57m
2 stops
Multiple Airlines Logo
16:50 - 12:35
SEA
-
SYD
25h 45m
2 stops
$1,318Multiple Airlines
Tue, 24 Feb - Wed, 11 Mar
Multiple Airlines Logo
14:00 - 18:57
SYD
-
SEA
23h 57m
2 stops
Multiple Airlines Logo
16:50 - 22:05
SEA
-
SYD
35h 15m
2 stops
$1,319Multiple Airlines
Wed, 25 Feb - Thu, 12 Mar
Asiana Airlines Logo
09:30 - 14:55
SYD
-
SEA
22h 25m
1 stop
Asiana Airlines Logo
00:55 - 19:25
SEA
-
SYD
25h 30m
1 stop
$1,378Asiana Airlines
Mon, 1 Jun - Sun, 30 Aug
American Airlines Logo
11:20 - 18:53
SYD
-
SEA
25h 33m
1 stop
American Airlines Logo
19:24 - 09:00
SEA
-
SYD
19h 36m
1 stop
$1,395American Airlines
Wed, 11 Mar - Wed, 18 Mar
Qantas Airways Logo
11:20 - 13:59
SYD
-
SEA
20h 39m
1 stop
Qantas Airways Logo
06:00 - 09:00
SEA
-
SYD
33h 00m
1 stop
$1,398Qantas Airways
Tue, 10 Mar - Sun, 22 Mar
American Airlines Logo
11:20 - 18:53
SYD
-
SEA
25h 33m
1 stop
American Airlines Logo
15:00 - 09:00
SEA
-
SYD
24h 00m
2 stops
$1,401American Airlines
Wed, 11 Mar - Wed, 18 Mar
American Airlines Logo
11:20 - 17:52
SYD
-
SEA
24h 32m
2 stops
American Airlines Logo
13:54 - 09:00
SEA
-
SYD
25h 06m
2 stops
$1,404American Airlines
Tue, 10 Mar - Sun, 22 Mar
Multiple Airlines Logo
14:00 - 23:43
SYD
-
SEA
27h 43m
2 stops
Multiple Airlines Logo
17:59 - 12:35
SEA
-
SYD
24h 36m
2 stops
$1,406Multiple Airlines
Sat, 14 Mar - Sat, 21 Mar
American Airlines Logo
09:10 - 14:55
SYD
-
SEA
22h 45m
2 stops
American Airlines Logo
23:20 - 06:55
SEA
-
SYD
38h 35m
1 stop
$1,412American Airlines
Tue, 28 Apr - Sat, 25 Jul

Asiana Airlines flights from New South Wales to Seattle

Our best Asiana Airlines deals on New South Wales to Seattle flight tickets
Asiana Airlines
1 June
SYD09:30Sydney Kingsford Smith
22h 25m
1 stop
SEA14:55Seattle/Tacoma Intl
30 Aug
SEA00:55Seattle/Tacoma Intl
25h 30m
1 stop
SYD19:25Sydney Kingsford Smith
$1,378
Asiana Airlines
31 May
SYD09:30Sydney Kingsford Smith
22h 25m
1 stop
SEA14:55Seattle/Tacoma Intl
26 June
SEA00:55Seattle/Tacoma Intl
25h 30m
1 stop
SYD19:25Sydney Kingsford Smith
$1,452
Asiana Airlines
14 Mar
SYD10:20Sydney Kingsford Smith
22h 35m
1 stop
SEA14:55Seattle/Tacoma Intl
20 Mar
SEA00:10Seattle/Tacoma Intl
38h 10m
1 stop
SYD08:20Sydney Kingsford Smith
$1,476

American Airlines flights from New South Wales to Seattle

Our best American Airlines deals on New South Wales to Seattle flight tickets
American Airlines
11 Mar
SYD11:20Sydney Kingsford Smith
25h 33m
1 stop
SEA18:53Seattle/Tacoma Intl
18 Mar
SEA19:24Seattle/Tacoma Intl
19h 36m
1 stop
SYD09:00Sydney Kingsford Smith
$1,395
American Airlines
11 Mar
SYD11:20Sydney Kingsford Smith
25h 33m
1 stop
SEA18:53Seattle/Tacoma Intl
18 Mar
SEA15:00Seattle/Tacoma Intl
24h 00m
2 stops
SYD09:00Sydney Kingsford Smith
$1,401
American Airlines
10 Mar
SYD11:20Sydney Kingsford Smith
24h 32m
2 stops
SEA17:52Seattle/Tacoma Intl
22 Mar
SEA13:54Seattle/Tacoma Intl
25h 06m
2 stops
SYD09:00Sydney Kingsford Smith
$1,404

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 29 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 10/3

14:00-19:58

2 stops23h 58m

Seattle/Tacoma Intl

Sun 22/3

22:30-09:50

1 stop41h 20m

$1,264

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 24/2

14:00-18:57

2 stops23h 57m

Seattle/Tacoma Intl

Wed 11/3

16:50-12:35

2 stops25h 45m

$1,318

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 25/2

14:00-18:57

2 stops23h 57m

Seattle/Tacoma Intl

Thu 12/3

16:50-22:05

2 stops35h 15m

$1,319

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 1/6

09:30-14:55

1 stop22h 25m

Seattle/Tacoma Intl

Sun 30/8

00:55-19:25

1 stop25h 30m

$1,378

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 11/3

11:20-18:53

1 stop25h 33m

Seattle/Tacoma Intl

Wed 18/3

19:24-09:00

1 stop19h 36m

$1,395

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 10/3

11:20-13:59

1 stop20h 39m

Seattle/Tacoma Intl

Sun 22/3

06:00-09:00

1 stop33h 00m

$1,398

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 11/3

11:20-18:53

1 stop25h 33m

Seattle/Tacoma Intl

Wed 18/3

15:00-09:00

2 stops24h 00m

$1,401

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 10/3

11:20-17:52

2 stops24h 32m

Seattle/Tacoma Intl

Sun 22/3

13:54-09:00

2 stops25h 06m

$1,404

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 14/3

14:00-23:43

2 stops27h 43m

Seattle/Tacoma Intl

Sat 21/3

17:59-12:35

2 stops24h 36m

$1,406

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 28/4

09:10-14:55

2 stops22h 45m

Seattle/Tacoma Intl

Sat 25/7

23:20-06:55

1 stop38h 35m

$1,412

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 August is, on average, the cheapest month to fly to Seattle from New South Wales, with most prices found around $1,291. 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 $1,354.

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 $1,536 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 $1,298 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

20h 22m

Direct flights

None
The fastest flight from New South Wales to Seattle takes 20h 22m
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 $693Free cancellationRating
7.9
8,124 reviews
Search Delta flights
Virgin AustraliaPriceFrom $1,073Free cancellationRating
7.6
432 reviews
Search Virgin Australia flights
Alaska AirlinesPriceFrom $1,076Free cancellationRating
8.0
11,808 reviews
Search Alaska Airlines flights
Air CanadaPriceFrom $1,091Free cancellationRating
7.1
10,667 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,134Free cancellationRating
7.4
9,214 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $1,159Free cancellationRating
7.8
2,830 reviews
Search Hawaiian Airlines flights
Qantas AirwaysPriceFrom $1,183Free cancellationRating
7.5
981 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,207Free cancellationRating
7.2
11,206 reviews
Search American Airlines flights
Philippine AirlinesPriceFrom $1,220Free cancellationRating
7.3
957 reviews
Search Philippine Airlines flights
Asiana AirlinesPriceFrom $1,385Free 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
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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