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Cheap flights from New South Wales to Seattle from $693

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 12/8. 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

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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
13:15 - 18:16
SYD
-
SEA
22h 01m
2 stops
Multiple Airlines Logo
17:59 - 11:50
SEA
-
SYD
24h 51m
2 stops
$1,383Multiple Airlines
Wed, 13 May - Wed, 20 May
Multiple Airlines Logo
13:15 - 17:59
SYD
-
SEA
21h 44m
2 stops
Multiple Airlines Logo
17:59 - 11:50
SEA
-
SYD
24h 51m
2 stops
$1,403Multiple Airlines
Fri, 28 Aug - Sun, 13 Sep
Multiple Airlines Logo
13:15 - 18:16
SYD
-
SEA
22h 01m
2 stops
Multiple Airlines Logo
17:59 - 11:50
SEA
-
SYD
24h 51m
2 stops
$1,422Multiple Airlines
Wed, 13 May - Wed, 20 May
Multiple Airlines Logo
13:15 - 20:56
SYD
-
SEA
24h 41m
2 stops
Multiple Airlines Logo
17:10 - 11:50
SEA
-
SYD
25h 40m
2 stops
$1,434Multiple Airlines
Mon, 3 Aug - Mon, 17 Aug
Multiple Airlines Logo
13:15 - 18:56
SYD
-
SEA
22h 41m
2 stops
Multiple Airlines Logo
17:31 - 11:50
SEA
-
SYD
25h 19m
2 stops
$1,439Multiple Airlines
Sat, 23 May - Sat, 30 May
Multiple Airlines Logo
13:15 - 18:56
SYD
-
SEA
22h 41m
2 stops
Multiple Airlines Logo
17:31 - 11:50
SEA
-
SYD
25h 19m
2 stops
$1,442Multiple Airlines
Sat, 23 May - Sat, 30 May
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
$1,448Asiana Airlines
Fri, 22 May - Mon, 29 Jun
Qantas Airways Logo
09:10 - 22:58
SYD
-
SEA
30h 48m
1 stop
Qantas Airways Logo
10:00 - 07:05
SEA
-
SYD
28h 05m
1 stop
$1,473Qantas Airways
Wed, 13 May - Wed, 20 May
Multiple Airlines Logo
13:15 - 10:06
SYD
-
SEA
37h 51m
3 stops
Multiple Airlines Logo
11:21 - 22:10
SEA
-
SYD
41h 49m
2 stops
$1,480Multiple Airlines
Sun, 24 May - Sun, 31 May
Multiple Airlines Logo
13:20 - 18:16
SYD
-
SEA
21h 56m
2 stops
Multiple Airlines Logo
07:26 - 11:50
SEA
-
SYD
35h 24m
2 stops
$1,482Multiple Airlines
Wed, 3 Jun - Sun, 28 Jun

American Airlines flights from New South Wales to Seattle

Our best American Airlines deals on New South Wales to Seattle flight tickets
American Airlines
5 May
SYD09:10Sydney Kingsford Smith
25h 39m
2 stops
SEA17:49Seattle/Tacoma Intl
12 May
SEA14:57Seattle/Tacoma Intl
23h 08m
2 stops
SYD07:05Sydney Kingsford Smith
$1,500
American Airlines
4 June
SYD09:10Sydney Kingsford Smith
24h 34m
2 stops
SEA16:44Seattle/Tacoma Intl
28 June
SEA07:00Seattle/Tacoma Intl
31h 05m
1 stop
SYD07:05Sydney Kingsford Smith
$1,506
American Airlines
3 June
SYD09:10Sydney Kingsford Smith
21h 47m
1 stop
SEA13:57Seattle/Tacoma Intl
28 June
SEA23:24Seattle/Tacoma Intl
38h 31m
1 stop
SYD06:55Sydney Kingsford Smith
$1,510

Qantas Airways flights from New South Wales to Seattle

Our best Qantas Airways deals on New South Wales to Seattle flight tickets
Qantas Airways
13 May
SYD09:10Sydney Kingsford Smith
30h 48m
1 stop
SEA22:58Seattle/Tacoma Intl
20 May
SEA10:00Seattle/Tacoma Intl
28h 05m
1 stop
SYD07:05Sydney Kingsford Smith
$1,473
Qantas Airways
5 May
SYD21:25Sydney Kingsford Smith
17h 53m
1 stop
SEA22:18Seattle/Tacoma Intl
12 May
SEA19:06Seattle/Tacoma Intl
18h 59m
1 stop
SYD07:05Sydney Kingsford Smith
$1,486
Qantas Airways
13 May
SYD09:10Sydney Kingsford Smith
30h 48m
1 stop
SEA22:58Seattle/Tacoma Intl
20 May
SEA10:00Seattle/Tacoma Intl
28h 05m
1 stop
SYD07:05Sydney Kingsford Smith
$1,503

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 11 April 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 13/5

13:15-18:16

2 stops22h 01m

Seattle/Tacoma Intl

Wed 20/5

17:59-11:50

2 stops24h 51m

$1,383
Fastest return journey

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 28/8

13:15-17:59

2 stops21h 44m

Seattle/Tacoma Intl

Sun 13/9

17:59-11:50

2 stops24h 51m

$1,403

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 13/5

13:15-18:16

2 stops22h 01m

Seattle/Tacoma Intl

Wed 20/5

17:59-11:50

2 stops24h 51m

$1,422

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 3/8

13:15-20:56

2 stops24h 41m

Seattle/Tacoma Intl

Mon 17/8

17:10-11:50

2 stops25h 40m

$1,434

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 23/5

13:15-18:56

2 stops22h 41m

Seattle/Tacoma Intl

Sat 30/5

17:31-11:50

2 stops25h 19m

$1,439

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 23/5

13:15-18:56

2 stops22h 41m

Seattle/Tacoma Intl

Sat 30/5

17:31-11:50

2 stops25h 19m

$1,442

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 22/5

09:30-14:55

1 stop22h 25m

Seattle/Tacoma Intl

Mon 29/6

00:55-19:25

1 stop25h 30m

$1,448

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 13/5

09:10-22:58

1 stop30h 48m

Seattle/Tacoma Intl

Wed 20/5

10:00-07:05

1 stop28h 05m

$1,473

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 24/5

13:15-10:06

3 stops37h 51m

Seattle/Tacoma Intl

Sun 31/5

11:21-22:10

2 stops41h 49m

$1,480

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 3/6

13:20-18:16

2 stops21h 56m

Seattle/Tacoma Intl

Sun 28/6

07:26-11:50

2 stops35h 24m

$1,482

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 September is, on average, the cheapest month to fly to Seattle from New South Wales, with most prices found around $1,239. If you are unable to visit Seattle during the month of September, then departing from New South Wales during the month August is also very affordable. Most momondo users find prices during this month for around $1,250.

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 $1,478 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 $1,258 on momondo.

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

You could potentially save up to 21% 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

21h 44m

Direct flights

None
The fastest flight from New South Wales to Seattle takes 21h 44m
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
DeltaPriceFrom $686Free cancellationRating
7.9
8,405 reviews
Search Delta flights
Air CanadaPriceFrom $1,057Free cancellationRating
7.1
10,916 reviews
Search Air Canada flights
Virgin AustraliaPriceFrom $1,063Free cancellationRating
7.6
453 reviews
Search Virgin Australia flights
Alaska AirlinesPriceFrom $1,107Free cancellationRating
7.9
12,224 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $1,123Free cancellationRating
7.4
9,574 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,132Free cancellationRating
7.5
1,018 reviews
Search Qantas Airways flights
Hawaiian AirlinesPriceFrom $1,147Free cancellationRating
7.8
2,839 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $1,246Free cancellationRating
7.1
11,573 reviews
Search American Airlines flights
ANAPriceFrom $1,296Free cancellationRating
8.4
1,171 reviews
Search ANA flights
Asiana AirlinesPriceFrom $1,371Free cancellationRating
8.1
515 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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