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Cheap flights from Seattle to Australia from $577

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Australia departing on 30/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Australia

Cheap return flights

These are some of the best return flight deals from Seattle to Australia that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Australia.

Cheap last-minute flights

Planning a quick getaway from Seattle to Australia? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Australia, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Seattle to Australia

Find recent round-trip train or bus tickets from Seattle to Australia.

All round-trip flight deals to Australia

The cheapest plane tickets to Australia found on KAYAK recently.
07:00 - 19:45SEA-SYD
17h 45m1 stop
21:40 - 21:25SYD-SEA
17h 45m1 stop
$1,274Hawaiian Airlines
Find Deal
Fri, 7 Mar - Sun, 16 Mar
15:05 - 08:40SEA-BNE
23h 35m1 stop
10:45 - 22:00BNE-SEA
29h 15m1 stop
$1,285Air Canada
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Sat, 15 Feb - Mon, 3 Mar
07:00 - 19:45SEA-SYD
17h 45m1 stop
21:40 - 21:20SYD-SEA
18h 40m1 stop
$1,288Alaska Airlines
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Mon, 10 Feb - Fri, 28 Feb
07:00 - 19:45SEA-SYD
17h 45m1 stop
21:40 - 23:30SYD-SEA
20h 50m1 stop
$1,299Alaska Airlines
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Wed, 5 Feb - Sat, 8 Feb
10:15 - 07:45SEA-BNE
27h 30m1 stop
10:45 - 12:58BNE-SEA
20h 13m1 stop
$1,323Delta
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Mon, 17 Feb - Fri, 28 Feb
15:11 - 07:30SEA-BNE
22h 19m1 stop
11:40 - 21:11BNE-SEA
27h 31m2 stops
$1,325United Airlines
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Mon, 30 Dec - Wed, 15 Jan
09:55 - 07:45SEA-BNE
27h 50m2 stops
10:45 - 16:40BNE-SEA
23h 55m2 stops
$1,329Delta
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Wed, 19 Feb - Fri, 28 Feb
19:05 - 12:35SEA-BNE
24h 30m2 stops
09:45 - 09:50BNE-SEA
17h 05m1 stop
$1,333
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Tue, 11 Mar - Mon, 17 Mar
12:50 - 07:30SEA-BNE
24h 40m1 stop
11:40 - 15:54BNE-SEA
22h 14m1 stop
$1,339United Airlines
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Sun, 26 Jan - Thu, 13 Feb
19:05 - 16:55SEA-BNE
27h 50m2 stops
06:10 - 09:50BNE-SEA
21h 40m2 stops
$1,380
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Sun, 26 Jan - Thu, 13 Feb
10:05 - 15:40SEA-SYD
35h 35m2 stops
Sun, 30 Mar
07:00 - 19:45SEA-SYD
17h 45m1 stop
$596Hawaiian Airlines
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Wed, 26 Feb
19:05 - 07:40SEA-BNE
19h 35m1 stop
$697Air Canada
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Wed, 26 Mar
10:00 - 06:45SEA-BNE
27h 45m2 stops
$712Delta
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Wed, 26 Mar
07:00 - 07:30SEA-BNE
30h 30m2 stops
$720United Airlines
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Sat, 8 Feb
05:00 - 07:30SEA-BNE
32h 30m2 stops
$725United Airlines
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Mon, 10 Feb
19:05 - 08:20SEA-SYD
19h 15m1 stop
$814Air Canada
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Mon, 31 Mar
10:00 - 07:35SEA-SYD
27h 35m2 stops
$893Delta
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Mon, 31 Mar
07:14 - 06:15SEA-BNE
29h 01m1 stop
$927American Airlines
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Sat, 8 Feb
00:45 - 05:00SEA-BNE
34h 15m2 stops
$2,719American Airlines
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Thu, 5 Dec
11:50 - 08:35SEA-SYD
25h 45m1 stop
11:05 - 12:40SYD-SEA
20h 35m1 stop
$1,641Delta
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Fri, 22 Nov - Sun, 8 Dec
11:25 - 16:20SEA-MEL
33h 55m1 stop
16:50 - 22:55MEL-SEA
25h 05m2 stops
$1,775
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Sat, 23 Nov - Wed, 4 Dec
07:15 - 15:35SEA-SYD
37h 20m1 stop
06:00 - 21:25SYD-SEA
34h 25m2 stops
$1,781
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Fri, 22 Nov - Sun, 8 Dec
23:55 - 07:30SEA-BNE
37h 35m2 stops
11:40 - 12:58BNE-SEA
19h 18m1 stop
$2,089United Airlines
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Sat, 23 Nov - Wed, 4 Dec
18:20 - 07:30SEA-BNE
19h 10m1 stop
11:40 - 14:22BNE-SEA
20h 42m1 stop
$2,111United Airlines
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Sun, 24 Nov - Fri, 28 Feb
15:05 - 08:40SEA-BNE
23h 35m1 stop
10:45 - 09:50BNE-SEA
17h 05m1 stop
$2,501Air Canada
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Sat, 23 Nov - Wed, 4 Dec
00:10 - 12:05SEA-MEL
40h 55m1 stop
23:20 - 18:15MEL-SEA
37h 55m1 stop
$2,657China Airlines
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Sun, 24 Nov - Wed, 26 Feb
00:10 - 12:05SEA-MEL
40h 55m1 stop
23:20 - 18:15MEL-SEA
37h 55m1 stop
$2,680China Airlines
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Sun, 24 Nov - Wed, 26 Feb
12:55 - 10:50SEA-MEL
26h 55m2 stops
11:30 - 13:43MEL-SEA
21h 13m1 stop
$2,776Air New Zealand
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Sun, 24 Nov - Mon, 2 Dec
06:31 - 10:50SEA-MEL
33h 19m2 stops
18:00 - 18:50MEL-SEA
43h 50m2 stops
$2,814Air New Zealand
Find Deal
Sun, 24 Nov - Sun, 8 Dec

Hawaiian Airlines flights from Seattle to Australia

Our best Hawaiian Airlines deals on Seattle to Australia flight tickets
Hawaiian Airlines
7 Mar
SEA07:00Seattle/Tacoma Intl
17h 45m
1 stop
SYD19:45Sydney Kingsford Smith
16 Mar
SYD21:40Sydney Kingsford Smith
17h 45m
1 stop
SEA21:25Seattle/Tacoma Intl
Hawaiian Airlines
31 Jan
SEA07:00Seattle/Tacoma Intl
17h 45m
1 stop
SYD19:45Sydney Kingsford Smith
7 Feb
SYD21:40Sydney Kingsford Smith
20h 15m
2 stops
SEA22:55Seattle/Tacoma Intl
Hawaiian Airlines
31 Jan
SEA07:00Seattle/Tacoma Intl
17h 45m
1 stop
SYD19:45Sydney Kingsford Smith
15 Feb
SYD21:40Sydney Kingsford Smith
18h 40m
1 stop
SEA21:20Seattle/Tacoma Intl

Alaska Airlines flights from Seattle to Australia

Our best Alaska Airlines deals on Seattle to Australia flight tickets
Alaska Airlines
10 Feb
SEA07:00Seattle/Tacoma Intl
17h 45m
1 stop
SYD19:45Sydney Kingsford Smith
28 Feb
SYD21:40Sydney Kingsford Smith
18h 40m
1 stop
SEA21:20Seattle/Tacoma Intl
Alaska Airlines
5 Feb
SEA07:00Seattle/Tacoma Intl
17h 45m
1 stop
SYD19:45Sydney Kingsford Smith
8 Feb
SYD21:40Sydney Kingsford Smith
20h 50m
1 stop
SEA23:30Seattle/Tacoma Intl
Alaska Airlines
2 Feb
SEA18:31Seattle/Tacoma Intl
30h 14m
1 stop
SYD19:45Sydney Kingsford Smith
11 Feb
SYD21:40Sydney Kingsford Smith
18h 40m
1 stop
SEA21:20Seattle/Tacoma Intl

How to get the cheapest flight ticket from Seattle to Australia

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 airline that flies to Australia from Seattle?

Air Canada. Air Canada and United Airlines are the most popular carriers operating from Seattle to Australia

What is the cheapest Seattle to Australia flight route?

Seattle/Tacoma Intl - Sydney Kingsford Smith. Fly from Seattle/Tacoma Intl to Sydney Kingsford Smith for the best Seattle - Australia flight prices

Can stopping save me money on Seattle to Australia flights?

You could potentially save up to 2% on your flight if you consider stops on a Seattle to Australia flight.

Cheap Seattle to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Australia

Best price found

$577

Fastest flight time

17h 45m

Direct flights

None

Airports in Australia

7 airports
The best one-way flight to Australia from Seattle in the past 72 hours is $577. The best return flight deal from Seattle to Australia found on momondo in the last 72 hours is $1,274.
The fastest flight from Seattle to Australia takes 17h 45m
There are no direct flights from Seattle to Australia. Popular non-direct routes for this connection are Seattle/Tacoma Intl Airport - Melbourne Airport, Seattle/Tacoma Intl Airport - Sydney Kingsford Smith Airport and Seattle/Tacoma Intl Airport - Brisbane Airport.
There are 7 airports near Australia: Melbourne Avalon (AVV), Melbourne (MEL), Brisbane (BNE), Cairns (CNS), Perth (PER), Coolangatta Gold Coast (OOL), Sydney Kingsford Smith (SYD)

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Australia?

    Prices for flights from Seattle/Tacoma Intl Airport to Australia were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Australia?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Australia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Australia.

  • What documentation or ID do you need to fly to Australia?

    The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Best airlines flying from Seattle to Australia

Compare and see reviews for airlines that fly from Seattle to Australia with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $1,158Free cancellationRating
7.4
9,173 reviews
Search United Airlines flights
Air CanadaPriceFrom $1,228Free cancellationRating
7.0
8,235 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Australia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Australia for you.

Can I find flights from Seattle to Australia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Australia flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Australia?

Once all potential Seattle to Australia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Australia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.


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