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Cheap flights from Sydney to Seattle from $393

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 2/10. 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.
6:15 am - 8:29 pmSYD-SEA
33h 14m2 stops
4:59 pm - 12:30 pmSEA-SYD
24h 31m2 stops
Fri, Jan 24 - Fri, Jan 31
6:15 am - 6:51 pmSYD-SEA
29h 36m2 stops
6:45 pm - 11:45 amSEA-SYD
24h 00m2 stops
Tue, May 13 - Wed, Jun 11
9:30 am - 12:35 pmSYD-SEA
44h 05m1 stop
2:00 pm - 7:30 amSEA-SYD
24h 30m1 stop
$978Asiana Airlines
Find Deal
Sun, Apr 27 - Mon, May 26
9:30 am - 12:35 pmSYD-SEA
44h 05m1 stop
2:00 pm - 7:30 amSEA-SYD
24h 30m1 stop
$979Asiana Airlines
Find Deal
Fri, May 23 - Fri, May 30
9:20 am - 10:03 pmSYD-SEA
29h 43m1 stop
2:55 pm - 7:20 amSEA-SYD
23h 25m1 stop
$1,076Air Canada
Find Deal
Wed, Apr 16 - Thu, May 22
9:40 pm - 6:20 amSYD-SEA
27h 40m1 stop
4:05 pm - 7:45 pmSEA-SYD
32h 40m1 stop
$1,103Hawaiian Airlines
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Tue, Jan 28 - Tue, Feb 4
9:20 am - 9:53 amSYD-SEA
17h 33m1 stop
2:55 pm - 7:20 amSEA-SYD
23h 25m1 stop
$1,107Air Canada
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Tue, Apr 29 - Thu, May 29
9:30 am - 6:37 pmSYD-SEA
26h 07m2 stops
12:52 pm - 7:00 amSEA-SYD
25h 08m2 stops
$1,207United Airlines
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Thu, Apr 24 - Sun, May 18
9:30 am - 6:31 pmSYD-SEA
26h 01m2 stops
4:30 pm - 7:00 amSEA-SYD
21h 30m1 stop
$1,255United Airlines
Find Deal
Mon, May 12 - Fri, Jun 13
9:40 pm - 9:20 pmSYD-SEA
18h 40m1 stop
7:00 am - 7:45 pmSEA-SYD
17h 45m1 stop
$1,301Hawaiian Airlines
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Tue, Jan 14 - Thu, Feb 6
5:25 pm - 9:20 pmSYD-SEA
22h 55m1 stop
Mon, Feb 10
5:25 pm - 10:55 pmSYD-SEA
24h 30m2 stops
Mon, Feb 10
5:25 pm - 8:25 pmSYD-SEA
21h 00m2 stops
Mon, Mar 10
10:20 am - 10:55 amSYD-SEA
43h 35m1 stop
$719Asiana Airlines
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Thu, Feb 20
10:20 am - 10:55 amSYD-SEA
43h 35m1 stop
$728Asiana Airlines
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Thu, Feb 20
10:30 am - 1:16 pmSYD-SEA
44h 46m2 stops
$766United Airlines
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Mon, Mar 31
11:20 am - 1:59 pmSYD-SEA
44h 39m3 stops
$769United Airlines
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Mon, Mar 31
9:10 am - 1:19 pmSYD-SEA
23h 09m1 stop
$1,026Korean Air
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Sat, Jan 11
7:15 pm - 9:50 amSYD-SEA
33h 35m2 stops
$1,406Air Canada
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Tue, Jan 7
9:10 am - 1:19 pmSYD-SEA
23h 09m1 stop
$1,576Korean Air
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Sun, Jan 5
9:40 pm - 5:27 amSYD-SEA
26h 47m1 stop
7:00 am - 7:45 pmSEA-SYD
17h 45m1 stop
$1,858Hawaiian Airlines
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Thu, Dec 19 - Thu, Jan 9
12:10 pm - 11:50 pmSYD-SEA
30h 40m1 stop
7:00 am - 9:15 amSEA-SYD
31h 15m1 stop
$1,882United Airlines
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Fri, Dec 20 - Tue, Jan 7
11:20 am - 6:04 pmSYD-SEA
25h 44m2 stops
5:15 pm - 9:15 amSEA-SYD
21h 00m1 stop
$2,228United Airlines
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Thu, Dec 19 - Thu, Jan 9
11:05 am - 4:54 pmSYD-SEA
24h 49m2 stops
5:30 am - 6:50 amSEA-SYD
30h 20m2 stops
$2,717Delta
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Thu, Dec 19 - Thu, Jan 9
9:00 am - 11:39 pmSYD-SEA
33h 39m3 stops
9:16 pm - 8:40 pmSEA-SYD
52h 24m3 stops
$3,117
Find Deal
Thu, Dec 19 - Thu, Jan 9
6:00 am - 12:34 pmSYD-SEA
25h 34m2 stops
6:00 am - 8:40 pmSEA-SYD
43h 40m3 stops
$3,615Qantas Airways
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Fri, Dec 20 - Tue, Jan 7
3:30 pm - 10:47 pmSYD-SEA
26h 17m3 stops
1:32 pm - 7:25 amSEA-SYD
22h 53m2 stops
$4,534
Find Deal
Thu, Dec 19 - Thu, Jan 9

China Airlines flights from Sydney to Seattle

Our best China Airlines deals on Sydney to Seattle flight tickets
China Airlines
Mar 23
SYD10:10 pmSydney Kingsford Smith
39h 05m
1 stop
SEA7:15 pmSeattle/Tacoma Intl
Mar 27
SEA1:10 amSeattle/Tacoma Intl
41h 00m
1 stop
SYD12:10 pmSydney Kingsford Smith
China Airlines
Apr 27
SYD10:10 pmSydney Kingsford Smith
38h 20m
1 stop
SEA7:30 pmSeattle/Tacoma Intl
May 25
SEA1:10 amSeattle/Tacoma Intl
40h 35m
1 stop
SYD10:45 amSydney Kingsford Smith
China Airlines
Jan 15
SYD10:10 pmSydney Kingsford Smith
39h 05m
1 stop
SEA6:15 pmSeattle/Tacoma Intl
Feb 6
SEA12:10 amSeattle/Tacoma Intl
41h 00m
1 stop
SYD12:10 pmSydney Kingsford Smith

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
39h 25m
1 stop
SYD9:00 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
39h 25m
1 stop
SYD9:00 amSydney Kingsford Smith
Philippine Airlines
Jan 31
SYD11:10 amSydney Kingsford Smith
26h 00m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
Feb 7
SEA10:35 pmSeattle/Tacoma Intl
39h 55m
1 stop
SYD9:30 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 to Seattle?

In general, February is the cheapest month to fly from Sydney to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $954. If you don’t want to visit Seattle in February, then you should wait until March to fly from Sydney, when ticket prices are also cheap, with an average price of $955.

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

On average, the least expensive day to fly to Seattle from Sydney is on a Saturday. momondo users have found tickets for Saturday departures for as low as $1,069. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Sydney because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,337.

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

Flying to Seattle from Sydney in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,213 when looking at flights departing in the morning. Flights to Seattle are more costly in the afternoon, with an average ticket price of $1,679. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Sydney when booking 44 days ahead of your departure date. In general, you can expect to find flights to Seattle for around $1,093 when searching 44 days out. Keep in mind that you might be able to find cheaper flights to Seattle at any time. In fact, our users found flights for as low as $817 in the past 72 hours.

Can stopping save me money on Sydney to Seattle flights?

No. A direct flight is the cheapest option for a flight between Sydney to Seattle.

How have Sydney to Seattle flight prices changed over time?

As of December 2024, prices for Sydney to Seattle flights are approximately 7% 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

$393

Fastest flight time

16h 58m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from Sydney in the past 72 hours is $393. The best round-trip flight deal from Sydney to Seattle found on momondo in the last 72 hours is $852.
The fastest flight from Sydney to Seattle takes 16h 58m
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 16h 58m, 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
9,055 reviews
Search United Airlines flights
Air CanadaPriceFrom $830Free CancellationRating
7.0
8,391 reviews
Search Air Canada flights
Hawaiian AirlinesPriceFrom $897Free CancellationRating
7.9
2,296 reviews
Search Hawaiian Airlines flights
Korean AirPriceFrom $1,207Free CancellationRating
8.4
1,021 reviews
Search Korean Air flights
Asiana AirlinesPriceFrom $1,269Free CancellationRating
8.3
477 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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