Find Deals on Flights from Seattle/Tacoma Intl to Sydney Kingsford Smith (SEA - SYD)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Seattle/Tacoma Intl to Sydney Kingsford Smith

(Round-trip)
Depart: Wed Dec 28 2016 Return: Tue Jan 10 2017 Trip spans 14 days
Depart: Wed Nov 16 2016 Return: Tue Nov 29 2016 Trip spans 14 days
Depart: Thu Nov 3 2016 Return: Fri Nov 11 2016 Trip spans 9 days
Depart: Thu Sep 15 2016 Return: Wed Sep 21 2016 Trip spans 7 days
Depart: Sat Nov 26 2016 Return: Mon Dec 5 2016 Trip spans 10 days
Depart: Wed Feb 8 2017 Return: Wed Feb 22 2017 Trip spans 15 days
Depart: Thu Dec 1 2016 Return: Fri Dec 9 2016 Trip spans 9 days
Depart: Mon Dec 12 2016 Return: Tue Dec 20 2016 Trip spans 9 days
Depart: Sat Jan 7 2017 Return: Wed Jan 18 2017 Trip spans 12 days
Depart: Thu Dec 22 2016 Return: Mon Jan 30 2017 Trip spans 40 days
Depart: Wed Nov 9 2016 Return: Tue Nov 15 2016 Trip spans 7 days
Depart: Fri Sep 23 2016 Return: Wed Oct 5 2016 Trip spans 13 days
Depart: Fri Nov 25 2016 Return: Sun Dec 4 2016 Trip spans 10 days
Depart: Sat Nov 5 2016 Return: Sat Nov 12 2016 Trip spans 8 days
Depart: Tue Oct 4 2016 Return: Tue Oct 11 2016 Trip spans 8 days
Depart: Tue Nov 29 2016 Return: Wed Dec 7 2016 Trip spans 9 days
Depart: Wed Nov 2 2016 Return: Thu Nov 10 2016 Trip spans 9 days
Depart: Sat Nov 12 2016 Return: Tue Nov 22 2016 Trip spans 11 days
Depart: Sun Nov 27 2016 Return: Sun Dec 4 2016 Trip spans 8 days
Depart: Thu Oct 20 2016 Return: Thu Oct 27 2016 Trip spans 8 days
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Seattle
$824
Destination

Sydney
$824