Find Cheap Flights from Lambert-St Louis to Sydney Kingsford Smith (STL - 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.
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 Lambert-St Louis to Sydney Kingsford Smith

(Round-trip)
Depart: Tue Sep 12 2017 Return: Thu Sep 28 2017 Trip spans 17 days
$1102
Select
Air Canada
Air Canada
STL
2:00a
SYD
1:15p
35h 15m
2 stops
SYD
6:10a
STL
8:30a
26h 20m
2 stops
Depart: Mon Feb 5 2018 Return: Mon Feb 19 2018 Trip spans 15 days
$1206
Select
Qantas Airways
Qantas Airways
STL
11:01a
SYD
8:05a
21h 04m
1 stop
SYD
4:30p
STL
3:33a
35h 03m
2 stops
Depart: Fri Feb 16 2018 Return: Fri Feb 23 2018 Trip spans 8 days
$1343
Select
Air New Zealand
Air New Zealand
STL
1:30a
SYD
12:35p
35h 05m
2 stops
SYD
6:50a
STL
11:57p
41h 07m
2 stops
Depart: Thu Sep 14 2017 Return: Thu Sep 21 2017 Trip spans 8 days
$1344
Select
United
United
STL
1:20p
SYD
11:50a
22h 30m
1 stop
SYD
6:30a
STL
3:38a
21h 08m
1 stop
Depart: Fri Sep 1 2017 Return: Sun Sep 10 2017 Trip spans 10 days
$1514
Select
American Airlines
American Airlines
STL
12:10p
SYD
12:15p
24h 05m
1 stop
SYD
6:15a
STL
9:33a
27h 18m
1 stop
Depart: Sun Dec 31 2017 Return: Thu Jan 11 2018 Trip spans 12 days
$2132
Select
ANA
ANA
STL
8:35a
SYD
11:45a
27h 10m
2 stops
SYD
4:30p
STL
10:32p
30h 02m
2 stops
Depart: Wed Sep 13 2017 Return: Mon Sep 25 2017 Trip spans 13 days
$1103
Select
Air Canada
Air Canada
STL
5:05a
SYD
1:15p
32h 10m
2 stops
SYD
6:10a
STL
8:30a
26h 20m
2 stops
Depart: Tue Feb 6 2018 Return: Mon Feb 19 2018 Trip spans 14 days
$1206
Select
Qantas Airways
Qantas Airways
STL
11:01a
SYD
8:05a
21h 04m
1 stop
SYD
4:30p
STL
3:33a
35h 03m
2 stops
Depart: Mon Sep 18 2017 Return: Thu Sep 21 2017 Trip spans 4 days
$1105
Select
Air Canada
Air Canada
STL
5:05a
SYD
1:15p
32h 10m
2 stops
SYD
6:10a
STL
8:30a
26h 20m
2 stops
Depart: Thu Sep 21 2017 Return: Thu Sep 28 2017 Trip spans 8 days
$1105
Select
Air Canada
Air Canada
STL
2:00a
SYD
1:15p
35h 15m
2 stops
SYD
6:10a
STL
8:30a
26h 20m
2 stops
Depart: Tue Aug 29 2017 Return: Tue Sep 12 2017 Trip spans 15 days
$1261
Select
Qantas Airways
Qantas Airways
STL
3:20p
SYD
11:05a
19h 45m
1 stop
SYD
11:30a
STL
2:28a
38h 58m
2 stops
Depart: Fri Sep 15 2017 Return: Mon Sep 25 2017 Trip spans 11 days
$1143
Select
Air Canada
Air Canada
STL
2:00a
SYD
1:15p
35h 15m
2 stops
SYD
6:10a
STL
8:30a
26h 20m
2 stops
Depart: Sat Feb 3 2018 Return: Sat Feb 17 2018 Trip spans 15 days
$1261
Select
Qantas Airways
Qantas Airways
STL
11:01a
SYD
8:05a
21h 04m
1 stop
SYD
9:40a
STL
4:58a
19h 18m
1 stop
Depart: Sat Sep 16 2017 Return: Tue Sep 26 2017 Trip spans 11 days
$1143
Select
Air Canada
Air Canada
STL
2:00a
SYD
1:15p
35h 15m
2 stops
SYD
6:10a
STL
8:30a
26h 20m
2 stops
Depart: Sun Feb 4 2018 Return: Fri Feb 16 2018 Trip spans 13 days
$1276
Select
Qantas Airways
Qantas Airways
STL
11:52a
SYD
10:30a
22h 38m
1 stop
SYD
6:30a
STL
11:59a
29h 29m
1 stop
Depart: Sun Sep 17 2017 Return: Wed Sep 27 2017 Trip spans 11 days
$1143
Select
Air Canada
Air Canada
STL
5:05a
SYD
1:15p
32h 10m
2 stops
SYD
6:10a
STL
8:30a
26h 20m
2 stops
Depart: Fri Aug 25 2017 Return: Tue Sep 5 2017 Trip spans 12 days
$1303
Select
Qantas Airways
Qantas Airways
STL
12:10p
SYD
7:40p
31h 30m
2 stops
SYD
8:30a
STL
3:35a
19h 05m
1 stop
Depart: Wed Feb 7 2018 Return: Tue Feb 20 2018 Trip spans 14 days
$1169
Select
Air Canada
Air Canada
STL
4:40a
SYD
12:25p
31h 45m
2 stops
SYD
7:20a
STL
9:37a
26h 17m
2 stops
Depart: Sat Sep 2 2017 Return: Sat Sep 9 2017 Trip spans 8 days
$1338
Select
Qantas Airways
Qantas Airways
STL
12:10p
SYD
11:20a
23h 10m
1 stop
SYD
8:30a
STL
3:35a
19h 05m
1 stop
Depart: Fri Dec 29 2017 Return: Thu Jan 11 2018 Trip spans 14 days
$2182
Select
ANA
ANA
STL
3:00a
SYD
11:45a
32h 45m
2 stops
SYD
4:30p
STL
7:03a
38h 33m
2 stops
* 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

St. Louis
$1102
Destination

Sydney
$1102