Find Deals on Flights from Boston Logan International to Sydney (BOS - YQY)

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Boston Logan International to Sydney

(Round-trip)
Depart: Thu Mar 23 2017 Return: Tue Apr 4 2017 Trip spans 13 days
WestJet
WestJet
BOS
6:10a
YQY
5:15p
11h 05m
2 stops
YQY
1:50a
BOS
12:44p
10h 54m
2 stops
Depart: Fri Mar 10 2017 Return: Mon Mar 13 2017 Trip spans 3 days
Air Canada
Air Canada
BOS
1:45a
YQY
10:12a
8h 27m
2 stops
YQY
5:55a
BOS
3:23p
9h 28m
2 stops
Depart: Sat Jul 29 2017 Return: Sat Aug 12 2017 Trip spans 15 days
Major Airline
Major Airline
BOS
1:00a
YQY
1:12a
0h 12m
2 stops
YQY
1:00a
BOS
3:12a
2h 12m
2 stops
Depart: Wed Mar 22 2017 Return: Tue Apr 4 2017 Trip spans 14 days
WestJet
WestJet
BOS
3:45p
YQY
8:25a
16h 40m
2 stops
YQY
1:50a
BOS
12:44p
10h 54m
2 stops
Depart: Sat Mar 25 2017 Return: Tue Apr 4 2017 Trip spans 11 days
Air Canada
Air Canada
BOS
4:40a
YQY
9:32a
4h 52m
1 stop
YQY
5:55a
BOS
11:40a
5h 45m
2 stops
Depart: Sun Mar 26 2017 Return: Wed Apr 5 2017 Trip spans 11 days
WestJet
WestJet
BOS
12:35p
YQY
5:15p
4h 40m
1 stop
YQY
1:50a
BOS
10:30a
8h 40m
1 stop
Depart: Mon Mar 20 2017 Return: Mon Apr 3 2017 Trip spans 15 days
Air Canada
Air Canada
BOS
1:05p
YQY
8:38p
7h 33m
1 stop
YQY
5:55a
BOS
3:19p
9h 24m
2 stops
Depart: Fri Mar 24 2017 Return: Sun Apr 2 2017 Trip spans 10 days
WestJet
WestJet
BOS
12:35p
YQY
5:15p
4h 40m
1 stop
YQY
1:50a
BOS
10:30a
8h 40m
1 stop
Depart: Fri Aug 4 2017 Return: Mon Aug 7 2017 Trip spans 4 days
Major Airline
Major Airline
BOS
2:25a
YQY
4:37a
26h 12m
2 stops
YQY
6:10a
BOS
8:57a
26h 47m
2 stops
Depart: Tue Mar 21 2017 Return: Mon Apr 3 2017 Trip spans 14 days
Air Canada
Air Canada
BOS
1:05p
YQY
8:38p
7h 33m
1 stop
YQY
10:50a
BOS
6:10p
7h 20m
2 stops
Depart: Wed Jun 21 2017 Return: Wed Jun 28 2017 Trip spans 8 days
WestJet
WestJet
BOS
12:45p
YQY
5:22p
4h 37m
1 stop
YQY
2:00a
BOS
12:53p
10h 53m
2 stops
Depart: Fri Jul 21 2017 Return: Mon Jul 24 2017 Trip spans 4 days
WestJet
WestJet
BOS
12:45p
YQY
5:22p
4h 37m
1 stop
YQY
1:45a
BOS
12:57p
11h 12m
2 stops
Depart: Wed Aug 9 2017 Return: Wed Aug 16 2017 Trip spans 8 days
WestJet
WestJet
BOS
12:45p
YQY
5:22p
4h 37m
1 stop
YQY
2:15a
BOS
12:57p
10h 42m
1 stop
Depart: Wed Aug 30 2017 Return: Mon Sep 4 2017 Trip spans 6 days
WestJet
WestJet
BOS
12:45p
YQY
5:22p
4h 37m
1 stop
YQY
2:15a
BOS
4:13p
13h 58m
1 stop
Depart: Sat Aug 5 2017 Return: Mon Aug 7 2017 Trip spans 3 days
WestJet
WestJet
BOS
10:15a
YQY
6:45p
8h 30m
1 stop
YQY
2:15a
BOS
4:07p
13h 52m
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

Boston
$319
Destination

Sydney
$319