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Cheap flights from New South Wales to Seattle from $788

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 26/1. 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.
Alaska Airlines Logo
21:40 - 05:03SYD-SEA
26h 23m2 stops
Alaska Airlines Logo
18:30 - 19:45SEA-SYD
30h 15m2 stops
$1,336Alaska Airlines
Find Deal
Thu, 12 Feb - Wed, 25 Feb
Air New Zealand Logo
13:55 - 15:29SYD-SEA
20h 34m2 stops
Air New Zealand Logo
05:50 - 08:45SEA-SYD
31h 55m2 stops
$1,391Air New Zealand
Find Deal
Sat, 6 Dec - Sun, 14 Dec
Alaska Airlines Logo
21:40 - 06:52SYD-SEA
28h 12m2 stops
Alaska Airlines Logo
18:30 - 19:45SEA-SYD
30h 15m2 stops
$1,396Alaska Airlines
Find Deal
Tue, 17 Feb - Wed, 25 Feb
Asiana Airlines Logo
10:20 - 14:55SYD-SEA
22h 35m1 stop
Asiana Airlines Logo
00:10 - 08:20SEA-SYD
38h 10m1 stop
$1,477Asiana Airlines
Find Deal
Wed, 11 Mar - Sat, 14 Mar
Asiana Airlines Logo
10:20 - 13:55SYD-SEA
22h 35m1 stop
Asiana Airlines Logo
00:10 - 08:20SEA-SYD
37h 10m1 stop
$1,480Asiana Airlines
Find Deal
Wed, 11 Feb - Wed, 25 Feb
Hawaiian Airlines Logo
21:40 - 05:15SYD-SEA
26h 35m1 stop
Hawaiian Airlines Logo
14:40 - 19:45SEA-SYD
34h 05m1 stop
$1,497Hawaiian Airlines
Find Deal
Sat, 6 Dec - Sun, 14 Dec
Multiple Airlines Logo
13:55 - 21:01SYD-SEA
26h 06m3 stops
Multiple Airlines Logo
13:55 - 08:45SEA-SYD
23h 50m2 stops
$1,505Multiple Airlines
Find Deal
Sat, 14 Feb - Sat, 28 Feb
Multiple Airlines Logo
21:20 - 19:55SYD-SEA
41h 35m2 stops
Multiple Airlines Logo
21:30 - 09:50SEA-SYD
41h 20m1 stop
$1,528Multiple Airlines
Find Deal
Wed, 11 Feb - Sun, 1 Mar
Philippine Airlines Logo
11:35 - 19:40SYD-SEA
26h 05m1 stop
Philippine Airlines Logo
22:30 - 09:50SEA-SYD
41h 20m1 stop
$1,577Philippine Airlines
Find Deal
Wed, 11 Mar - Sun, 15 Mar
Philippine Airlines Logo
11:35 - 18:40SYD-SEA
26h 05m1 stop
Philippine Airlines Logo
21:30 - 09:50SEA-SYD
41h 20m1 stop
$1,580Philippine Airlines
Find Deal
Wed, 11 Feb - Tue, 3 Mar

Alaska Airlines flights from New South Wales to Seattle

Our best Alaska Airlines deals on New South Wales to Seattle flight tickets
Alaska Airlines
12 Feb
SYD21:40Sydney Kingsford Smith
26h 23m
2 stops
SEA05:03Seattle/Tacoma Intl
25 Feb
SEA18:30Seattle/Tacoma Intl
30h 15m
2 stops
SYD19:45Sydney Kingsford Smith
$1,336
Find similar
Alaska Airlines
17 Feb
SYD21:40Sydney Kingsford Smith
28h 12m
2 stops
SEA06:52Seattle/Tacoma Intl
25 Feb
SEA18:30Seattle/Tacoma Intl
30h 15m
2 stops
SYD19:45Sydney Kingsford Smith
$1,396
Find similar
Alaska Airlines
13 Feb
SYD21:40Sydney Kingsford Smith
26h 45m
1 stop
SEA05:25Seattle/Tacoma Intl
25 Feb
SEA18:30Seattle/Tacoma Intl
30h 15m
2 stops
SYD19:45Sydney Kingsford Smith
$1,413
Find similar

Air New Zealand flights from New South Wales to Seattle

Our best Air New Zealand deals on New South Wales to Seattle flight tickets
Air New Zealand
6 Dec
SYD13:55Sydney Kingsford Smith
20h 34m
2 stops
SEA15:29Seattle/Tacoma Intl
14 Dec
SEA05:50Seattle/Tacoma Intl
31h 55m
2 stops
SYD08:45Sydney Kingsford Smith
$1,391
Find similar
Air New Zealand
30 Apr
SYD09:55Sydney Kingsford Smith
29h 23m
2 stops
SEA22:18Seattle/Tacoma Intl
7 May
SEA17:00Seattle/Tacoma Intl
22h 45m
2 stops
SYD08:45Sydney Kingsford Smith
$1,517
Find similar
Air New Zealand
6 Dec
SYD13:55Sydney Kingsford Smith
23h 33m
2 stops
SEA18:28Seattle/Tacoma Intl
13 Dec
SEA12:36Seattle/Tacoma Intl
25h 09m
2 stops
SYD08:45Sydney Kingsford Smith
$1,530
Find similar

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 9 November 2025.
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

Thu 12/2

21:40-05:03

2 stops26h 23m

Seattle/Tacoma Intl

Wed 25/2

18:30-19:45

2 stops30h 15m

$1,336

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 6/12

13:55-15:29

2 stops20h 34m

Seattle/Tacoma Intl

Sun 14/12

05:50-08:45

2 stops31h 55m

$1,391

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 17/2

21:40-06:52

2 stops28h 12m

Seattle/Tacoma Intl

Wed 25/2

18:30-19:45

2 stops30h 15m

$1,396

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 11/3

10:20-14:55

1 stop22h 35m

Seattle/Tacoma Intl

Sat 14/3

00:10-08:20

1 stop38h 10m

$1,477

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 11/2

10:20-13:55

1 stop22h 35m

Seattle/Tacoma Intl

Wed 25/2

00:10-08:20

1 stop37h 10m

$1,480

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 6/12

21:40-05:15

1 stop26h 35m

Seattle/Tacoma Intl

Sun 14/12

14:40-19:45

1 stop34h 05m

$1,497

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 14/2

13:55-21:01

3 stops26h 06m

Seattle/Tacoma Intl

Sat 28/2

13:55-08:45

2 stops23h 50m

$1,505

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 11/2

21:20-19:55

2 stops41h 35m

Seattle/Tacoma Intl

Sun 1/3

21:30-09:50

1 stop41h 20m

$1,528

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 11/3

11:35-19:40

1 stop26h 05m

Seattle/Tacoma Intl

Sun 15/3

22:30-09:50

1 stop41h 20m

$1,577

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 11/2

11:35-18:40

1 stop26h 05m

Seattle/Tacoma Intl

Tue 3/3

21:30-09:50

1 stop41h 20m

$1,580

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 $1,403. 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 $1,497.

What is the cheapest day to depart on your flight to Seattle?

The cheapest day to depart from New South Wales to Seattle is on a Thursday. Travellers who choose to depart for Seattle on a Thursday will often find tickets for as low as $1,583. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from New South Wales to Seattle for around $1,820.

What is the cheapest time of day to depart on your flight to Seattle?

According to our data, the cheapest time of day to fly to Seattle is at midday. momondo users have found flights departing from New South Wales to Seattle at midday for as low as $1,508. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Seattle is in the afternoon when prices are around $1,841.

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 $1,709 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 $1,376 on momondo.

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

You could potentially save up to 31% 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

Direct flights

None
There are no direct flights from New South Wales to Seattle. There are no popular flight routes from New South Wales to Seattle.
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  • 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
Virgin AustraliaPriceFrom $1,156Free cancellationRating
7.6
424 reviews
Search Virgin Australia flights
Alaska AirlinesPriceFrom $1,160Free cancellationRating
8.0
11,258 reviews
Search Alaska Airlines flights
DeltaPriceFrom $1,168Free cancellationRating
7.9
8,006 reviews
Search Delta flights
Air CanadaPriceFrom $1,187Free cancellationRating
7.1
10,428 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,222Free cancellationRating
7.4
9,010 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $1,249Free cancellationRating
7.8
2,804 reviews
Search Hawaiian Airlines flights
Qantas AirwaysPriceFrom $1,275Free cancellationRating
7.5
930 reviews
Search Qantas Airways flights
Philippine AirlinesPriceFrom $1,336Free cancellationRating
7.3
935 reviews
Search Philippine Airlines flights
Singapore AirlinesPriceFrom $1,461Free cancellationRating
8.1
1,393 reviews
Search Singapore Airlines flights
Asiana AirlinesPriceFrom $1,492Free cancellationRating
8.2
485 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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