Find Deals on Flights from Seattle to Sydney Kingsford Smith

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 to Sydney Kingsford Smith

(Round-trip)
Depart: Mon Apr 3 2017 Return: Wed Apr 19 2017 Trip spans 17 days
XiamenAir
XiamenAir
SEA
9:25a
SYD
12:15p
50h 50m
2 stops
SYD
7:15a
SEA
11:25p
64h 10m
2 stops
Depart: Sun Mar 5 2017 Return: Tue Mar 14 2017 Trip spans 9 days
China Eastern
China Eastern
SEA
10:59a
SYD
11:15a
48h 16m
2 stops
SYD
7:30a
SEA
10:19p
38h 49m
2 stops
Depart: Sat May 6 2017 Return: Sat May 20 2017 Trip spans 15 days
Major Airline
Major Airline
SEA
9:30a
SYD
10:55a
25h 25m
2 stops
SYD
5:30a
SEA
4:31a
23h 01m
2 stops
Depart: Tue Apr 4 2017 Return: Thu Apr 20 2017 Trip spans 17 days
$1006
Select
Virgin Australia
Virgin Australia
SEA
8:43a
SYD
1:40p
28h 57m
2 stops
SYD
6:00a
SEA
1:55a
19h 55m
1 stop
Depart: Thu Mar 16 2017 Return: Mon Mar 27 2017 Trip spans 12 days
$1014
Select
China Southern
China Southern
SEA
1:00p
SYD
10:40p
33h 40m
2 stops
SYD
5:45a
SEA
9:43p
39h 58m
2 stops
Depart: Wed May 31 2017 Return: Fri Jun 9 2017 Trip spans 10 days
$1030
Select
Qantas Airways
Qantas Airways
SEA
3:50p
SYD
10:00a
18h 10m
1 stop
SYD
5:45p
SEA
5:28a
35h 43m
2 stops
Depart: Mon May 22 2017 Return: Thu Jun 1 2017 Trip spans 11 days
$1201
Select
Delta
Delta
SEA
1:00p
SYD
9:20a
20h 20m
1 stop
SYD
3:00a
SEA
1:48a
22h 48m
2 stops
Depart: Thu Jun 15 2017 Return: Mon Jun 26 2017 Trip spans 12 days
$1268
Select
American Airlines
American Airlines
SEA
10:35a
SYD
10:15a
23h 40m
1 stop
SYD
6:15a
SEA
2:46a
20h 31m
1 stop
Depart: Fri Jun 9 2017 Return: Mon Jun 26 2017 Trip spans 18 days
$1306
Select
United
United
SEA
6:43a
SYD
9:45a
27h 02m
2 stops
SYD
5:45a
SEA
1:43a
19h 58m
1 stop
Depart: Sat Jul 1 2017 Return: Thu Jul 6 2017 Trip spans 6 days
$1377
Select
ANA
ANA
SEA
8:00a
SYD
11:30a
27h 30m
2 stops
SYD
4:55p
SEA
7:35a
38h 40m
2 stops
Depart: Mon May 29 2017 Return: Mon Jun 5 2017 Trip spans 8 days
XiamenAir
XiamenAir
SEA
9:25a
SYD
12:15p
50h 50m
2 stops
SYD
7:15a
SEA
11:25p
64h 10m
2 stops
Depart: Tue Apr 25 2017 Return: Tue May 9 2017 Trip spans 15 days
China Eastern
China Eastern
SEA
1:05p
SYD
10:40a
45h 35m
2 stops
SYD
6:30a
SEA
8:49p
38h 19m
2 stops
Depart: Wed Apr 5 2017 Return: Thu Apr 20 2017 Trip spans 16 days
Major Airline
Major Airline
SEA
10:55a
SYD
9:40a
22h 45m
2 stops
SYD
10:00p
SEA
7:55p
21h 55m
2 stops
Depart: Sun Jul 30 2017 Return: Wed Aug 2 2017 Trip spans 4 days
$1655
Select
Air Canada
Air Canada
SEA
10:20a
SYD
11:15a
24h 55m
1 stop
SYD
6:10a
SEA
10:35p
16h 25m
1 stop
Depart: Fri May 5 2017 Return: Wed May 24 2017 Trip spans 20 days
XiamenAir
XiamenAir
SEA
9:25a
SYD
12:15p
50h 50m
2 stops
SYD
7:15a
SEA
11:25p
64h 10m
2 stops
Depart: Sun Mar 19 2017 Return: Sat Mar 25 2017 Trip spans 7 days
China Eastern
China Eastern
SEA
1:00p
SYD
1:15p
48h 15m
2 stops
SYD
5:50p
SEA
9:43p
51h 53m
2 stops
Depart: Fri Mar 31 2017 Return: Wed Apr 12 2017 Trip spans 13 days
XiamenAir
XiamenAir
SEA
9:25a
SYD
12:15p
50h 50m
2 stops
SYD
7:15a
SEA
11:25p
64h 10m
2 stops
Depart: Fri Mar 24 2017 Return: Sun Apr 9 2017 Trip spans 17 days
China Eastern
China Eastern
SEA
1:00p
SYD
10:40a
45h 40m
2 stops
SYD
7:20a
SEA
8:50p
37h 30m
2 stops
Depart: Sat Apr 15 2017 Return: Sun Apr 23 2017 Trip spans 9 days
Major Airline
Major Airline
SEA
6:00a
SYD
6:15p
60h 15m
2 stops
SYD
2:00a
SEA
8:50p
42h 50m
2 stops
Depart: Tue Mar 21 2017 Return: Mon Mar 27 2017 Trip spans 7 days
$1014
Select
China Southern
China Southern
SEA
1:00p
SYD
10:40p
33h 40m
2 stops
SYD
5:45a
SEA
9:43p
39h 58m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Seattle
$724
Destination

Sydney
$724