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Cheap flights from Sydney to Seattle from $428

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Seattle departing on 2/17. 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 Sydney to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from Sydney to Seattle 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 Sydney to Seattle.

Cheap last minute flights

Planning a quick getaway from Sydney to Seattle? 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 Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Sydney to Seattle

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

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
2:00 pm - 5:54 pmSYD-SEA
22h 54m2 stops
3:59 pm - 12:30 pmSEA-SYD
25h 31m2 stops
Thu, Jan 16 - Tue, Jan 21
2:00 pm - 5:54 pmSYD-SEA
22h 54m2 stops
3:59 pm - 12:30 pmSEA-SYD
25h 31m2 stops
Thu, Jan 16 - Tue, Jan 21
11:10 am - 7:10 pmSYD-SEA
26h 00m1 stop
11:35 pm - 9:45 amSEA-SYD
40h 10m1 stop
$1,005Philippine Airlines
Find Deal
Sun, Mar 23 - Fri, Mar 28
9:30 am - 6:17 pmSYD-SEA
25h 47m2 stops
6:35 am - 7:00 amSEA-SYD
31h 25m1 stop
$1,023United Airlines
Find Deal
Tue, Apr 15 - Mon, Apr 28
12:10 pm - 9:15 pmSYD-SEA
28h 05m1 stop
7:05 am - 7:00 amSEA-SYD
29h 55m1 stop
$1,024United Airlines
Find Deal
Wed, Mar 5 - Thu, Mar 13
9:20 am - 9:50 amSYD-SEA
17h 30m1 stop
7:05 pm - 7:20 amSEA-SYD
19h 15m1 stop
$1,132Air Canada
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Mon, Apr 21 - Thu, Apr 24
9:20 am - 9:50 amSYD-SEA
17h 30m1 stop
3:10 pm - 7:20 amSEA-SYD
23h 10m1 stop
$1,135Air Canada
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Tue, Apr 15 - Tue, May 6
9:40 pm - 9:20 pmSYD-SEA
18h 40m1 stop
4:05 pm - 7:45 pmSEA-SYD
32h 40m1 stop
$1,380Hawaiian Airlines
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Thu, Jan 16 - Tue, Jan 21
10:20 am - 10:55 amSYD-SEA
43h 35m1 stop
12:45 pm - 8:20 amSEA-SYD
24h 35m1 stop
$1,657Asiana Airlines
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Mon, Jan 6 - Wed, Feb 12
9:40 pm - 5:10 amSYD-SEA
26h 30m1 stop
7:29 pm - 7:45 pmSEA-SYD
29h 16m1 stop
$1,711Hawaiian Airlines
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Fri, Dec 20 - Fri, Dec 27
5:25 pm - 9:20 pmSYD-SEA
22h 55m1 stop
Mon, Feb 17
12:35 pm - 9:20 pmSYD-SEA
27h 45m2 stops
Wed, Feb 19
3:20 pm - 6:47 pmSYD-SEA
22h 27m2 stops
Sun, Jan 12
11:20 am - 3:54 pmSYD-SEA
46h 34m3 stops
$643United Airlines
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Tue, Mar 25
11:50 am - 12:55 amSYD-SEA
32h 05m3 stops
$647United Airlines
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Tue, Feb 18
10:05 am - 2:10 pmSYD-SEA
22h 05m1 stop
$651Delta
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Sat, Mar 15
9:25 am - 8:25 pmSYD-SEA
28h 00m1 stop
$652Delta
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Wed, Apr 16
9:30 am - 12:35 pmSYD-SEA
44h 05m1 stop
$835Asiana Airlines
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Fri, Apr 11
10:20 am - 10:55 amSYD-SEA
43h 35m1 stop
$837Asiana Airlines
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Sat, Feb 22
11:20 am - 9:50 amSYD-SEA
17h 30m1 stop
$3,080Air Canada
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Thu, Jan 2
9:45 pm - 1:20 pmSYD-SEA
34h 35m1 stop
3:40 pm - 10:30 amSEA-SYD
23h 50m1 stop
$1,091ANA
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Sun, Nov 24 - Mon, Dec 9
11:10 am - 6:10 pmSYD-SEA
26h 00m1 stop
7:15 pm - 9:35 amSEA-SYD
19h 20m1 stop
$1,288
Find Deal
Fri, Nov 22 - Sun, Dec 8
11:10 am - 6:10 pmSYD-SEA
26h 00m1 stop
7:15 pm - 3:45 pmSEA-SYD
25h 30m2 stops
$1,313
Find Deal
Fri, Nov 22 - Sun, Dec 8
12:25 pm - 12:53 pmSYD-SEA
43h 28m2 stops
10:20 am - 10:30 amSEA-SYD
29h 10m2 stops
$1,314
Find Deal
Fri, Nov 22 - Sun, Dec 8
10:20 am - 10:55 amSYD-SEA
43h 35m1 stop
10:35 am - 8:15 pmSEA-SYD
38h 40m2 stops
$1,372
Find Deal
Sun, Nov 24 - Mon, Dec 9
7:00 am - 9:25 pmSYD-SEA
33h 25m2 stops
5:15 am - 1:05 pmSEA-SYD
36h 50m3 stops
$1,409
Find Deal
Sun, Nov 24 - Mon, Dec 9
7:00 am - 10:50 pmSYD-SEA
34h 50m3 stops
5:15 am - 1:05 pmSEA-SYD
36h 50m3 stops
$1,415
Find Deal
Sun, Nov 24 - Mon, Dec 9
11:15 am - 10:45 pmSYD-SEA
30h 30m1 stop
12:45 am - 6:35 amSEA-SYD
34h 50m1 stop
$1,546American Airlines
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Sun, Nov 24 - Sun, Dec 8
10:10 pm - 6:15 pmSYD-SEA
39h 05m1 stop
12:10 am - 5:00 pmSEA-SYD
45h 50m2 stops
$1,771China Airlines
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Sun, Nov 24 - Sun, Dec 8
10:20 am - 10:55 amSYD-SEA
43h 35m1 stop
12:45 pm - 8:20 amSEA-SYD
24h 35m1 stop
$4,582Asiana Airlines
Find Deal
Sun, Nov 24 - Sat, Dec 7

Philippine Airlines flights from Sydney to Seattle

Our best Philippine Airlines deals on Sydney to Seattle flight tickets
Philippine Airlines
Mar 23
SYD11:10 amSydney Kingsford Smith
26h 00m
1 stop
SEA7:10 pmSeattle/Tacoma Intl
Mar 28
SEA11:35 pmSeattle/Tacoma Intl
40h 10m
1 stop
SYD9:45 amSydney Kingsford Smith
Philippine Airlines
Mar 23
SYD11:10 amSydney Kingsford Smith
26h 00m
1 stop
SEA7:10 pmSeattle/Tacoma Intl
Mar 28
SEA11:35 pmSeattle/Tacoma Intl
40h 10m
1 stop
SYD9:45 amSydney Kingsford Smith

United Airlines flights from Sydney to Seattle

Our best United Airlines deals on Sydney to Seattle flight tickets
United Airlines
Apr 15
SYD9:30 amSydney Kingsford Smith
25h 47m
2 stops
SEA6:17 pmSeattle/Tacoma Intl
Apr 28
SEA6:35 amSeattle/Tacoma Intl
31h 25m
1 stop
SYD7:00 amSydney Kingsford Smith
United Airlines
Mar 5
SYD12:10 pmSydney Kingsford Smith
28h 05m
1 stop
SEA9:15 pmSeattle/Tacoma Intl
Mar 13
SEA7:05 amSeattle/Tacoma Intl
29h 55m
1 stop
SYD7:00 amSydney Kingsford Smith
United Airlines
Dec 30
SYD12:10 pmSydney Kingsford Smith
30h 40m
1 stop
SEA11:50 pmSeattle/Tacoma Intl
Jan 18
SEA3:18 pmSeattle/Tacoma Intl
44h 42m
2 stops
SYD7:00 amSydney Kingsford Smith

See travel insights to Seattle from

How to get the cheapest flight ticket from Sydney 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 from Sydney to Seattle?

March. The cheapest time of year to fly to Seattle from Sydney is March. Most expensive is December

What is the cheapest day to depart Sydney for Seattle?

Saturday. The cheapest day of the week is typically Saturday. The most expensive is typically Monday

When is the cheapest time to fly from Sydney to Seattle?

In the morning. Sydney to Seattle flights are approximately 28% more expensive in the afternoon than in the morning

What is the cheapest Sydney to Seattle flight route?

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

How far in advance should you book Sydney to Seattle flights?

44 days before. The cheapest time to buy a flight from Sydney to Seattle is approximately 44 days to departure

Can stopping save me money on Sydney to Seattle flights?

You could potentially save up to 15% on your flight if you consider stops on a Sydney to Seattle flight.

How have Sydney to Seattle flight prices changed over time?

As of November 2024, prices for Sydney to Seattle flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Sydney to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sydney to Seattle (SYD to SEA) flight deals and tips

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

Best Price Found

$428

Fastest flight time

17h 30m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from Sydney in the past 72 hours is $428. The best round-trip flight deal from Sydney to Seattle found on momondo in the last 72 hours is $949.
The fastest flight from Sydney to Seattle takes 17h 30m
There are no direct flights from Sydney to Seattle. Popular non-direct route for this connection is Sydney Kingsford Smith Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Sydney Kingsford Smith to Seattle/Tacoma Intl by plane?

    Seattle/Tacoma Intl is 7743.7 mi away from Sydney Kingsford Smith. Flights usually cover this in 17h 30m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Sydney Kingsford Smith Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

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

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

    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 layovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Sydney to Seattle?


Best airlines flying from Sydney to Seattle

Compare and see reviews for airlines that fly from Sydney to Seattle with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $673Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
Air CanadaPriceFrom $830Free CancellationRating
7.0
8,238 reviews
Search Air Canada flights
Hawaiian AirlinesPriceFrom $897Free CancellationRating
7.9
2,287 reviews
Search Hawaiian Airlines flights
Korean AirPriceFrom $1,207Free CancellationRating
8.4
1,025 reviews
Search Korean Air flights
Asiana AirlinesPriceFrom $1,269Free CancellationRating
8.3
476 reviews
Search Asiana Airlines flights

Why use momondo?

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

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 Sydney to Seattle for you.

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

Yes. All flights to Seattle from Sydney on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Sydney and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Seattle from Sydney. 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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