Find Cheap Flights to Sydney

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 to Sydney

(Round-trip)
Depart: Mon Oct 9 2017 Return: Mon Oct 16 2017 Trip spans 8 days
Major Airline
Major Airline
BOS
YQY
0h 12m
nonstop
YQY
BOS
2h 12m
nonstop
Depart: Fri Jun 30 2017 Return: Wed Jul 5 2017 Trip spans 6 days
Air Canada
Air Canada
BOS
YQY
8h 28m
2 stops
YQY
BOS
8h 06m
2 stops
Depart: Tue Aug 1 2017 Return: Wed Aug 9 2017 Trip spans 9 days
WestJet
WestJet
DCA
YQY
24h 35m
1 stop
YQY
DCA
26h 32m
1 stop
Depart: Tue Jul 4 2017 Return: Wed Jul 5 2017 Trip spans 2 days
Major Airline
Major Airline
BOS
YQY
0h 12m
2 stops
YQY
BOS
2h 12m
2 stops
Depart: Thu Aug 24 2017 Return: Mon Aug 28 2017 Trip spans 5 days
Major Airline
Major Airline
BOS
YQY
0h 12m
2 stops
YQY
BOS
2h 12m
2 stops
Depart: Fri Jun 9 2017 Return: Mon Jun 12 2017 Trip spans 4 days
Air Canada
Air Canada
LGA
YQY
7h 03m
2 stops
YQY
LGA
9h 45m
2 stops
Depart: Tue Aug 1 2017 Return: Tue Aug 8 2017 Trip spans 8 days
Major Airline
Major Airline
EWR
YQY
0h 36m
1 stop
YQY
EWR
2h 36m
1 stop
Depart: Fri Jul 7 2017 Return: Sun Jul 16 2017 Trip spans 10 days
WestJet
WestJet
LGA
YQY
5h 55m
1 stop
YQY
LGA
27h 10m
1 stop
Depart: Tue Sep 19 2017 Return: Tue Oct 3 2017 Trip spans 15 days
Major Airline
Major Airline
BOS
YQY
0h 12m
2 stops
YQY
BOS
2h 12m
2 stops
Depart: Fri Jun 30 2017 Return: Tue Jul 4 2017 Trip spans 5 days
WestJet
WestJet
LGA
YQY
14h 58m
1 stop
YQY
LGA
27h 10m
1 stop
Depart: Thu Jul 27 2017 Return: Thu Aug 10 2017 Trip spans 15 days
Major Airline
Major Airline
EWR
YQY
0h 36m
2 stops
YQY
EWR
2h 36m
2 stops
Depart: Wed Sep 6 2017 Return: Wed Sep 20 2017 Trip spans 15 days
Air Canada
Air Canada
EWR
YQY
5h 25m
1 stop
YQY
EWR
5h 30m
1 stop
Depart: Thu Jul 27 2017 Return: Mon Jul 31 2017 Trip spans 5 days
Major Airline
Major Airline
BOS
YQY
0h 12m
nonstop
YQY
BOS
2h 12m
nonstop
Depart: Tue Nov 21 2017 Return: Tue Dec 12 2017 Trip spans 22 days
Air Canada
Air Canada
EWR
YQY
5h 23m
1 stop
YQY
EWR
5h 28m
1 stop
Depart: Sun Jul 30 2017 Return: Sat Aug 5 2017 Trip spans 7 days
Major Airline
Major Airline
JFK
YQY
0h 34m
nonstop
YQY
JFK
2h 34m
nonstop
Depart: Wed Sep 6 2017 Return: Thu Sep 7 2017 Trip spans 2 days
Air Canada
Air Canada
BOS
YQY
7h 58m
2 stops
YQY
BOS
8h 06m
2 stops
Depart: Mon Jul 3 2017 Return: Wed Jul 12 2017 Trip spans 10 days
Major Airline
Major Airline
BWI
YQY
0h 56m
2 stops
YQY
BWI
2h 56m
2 stops
Depart: Fri Jun 30 2017 Return: Wed Jul 5 2017 Trip spans 6 days
Air Canada
Air Canada
DCA
YQY
5h 25m
1 stop
YQY
DCA
6h 35m
2 stops
Depart: Fri Jun 30 2017 Return: Tue Jul 4 2017 Trip spans 5 days
WestJet
WestJet
JFK
YQY
6h 34m
1 stop
YQY
JFK
6h 40m
1 stop
Depart: Fri Sep 1 2017 Return: Sun Sep 10 2017 Trip spans 10 days
Air Canada
Air Canada
LGA
YQY
5h 25m
1 stop
YQY
LGA
7h 43m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

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

We compile tonnes of data for you
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,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

New York
only $472
only $447
Baltimore
$508
Newark
$391
Washington
$445
Boston
$354
Destination

Sydney
$354