Find Deals on Flights from Chicago O'Hare International to Sydney Kingsford Smith (ORD - 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 Chicago O'Hare International to Sydney Kingsford Smith

(Round-trip)
Depart: Mon Apr 10 2017 Return: Sat Apr 29 2017 Trip spans 20 days
China Eastern
China Eastern
ORD
10:50a
SYD
1:30p
50h 40m
3 stops
SYD
6:30a
ORD
11:40p
65h 10m
3 stops
Depart: Tue Apr 18 2017 Return: Wed Jun 14 2017 Trip spans 58 days
Major Airline
Major Airline
ORD
8:50a
SYD
7:05a
22h 15m
1 stop
SYD
1:50a
ORD
3:51a
26h 01m
1 stop
Depart: Tue Apr 4 2017 Return: Tue Apr 25 2017 Trip spans 22 days
ANA
ANA
ORD
1:25p
SYD
1:30p
24h 05m
1 stop
SYD
4:55p
ORD
7:40p
26h 45m
1 stop
Depart: Thu Aug 31 2017 Return: Thu Sep 7 2017 Trip spans 8 days
$1134
Select
Qantas Airways
Qantas Airways
ORD
11:30a
SYD
11:20a
23h 50m
1 stop
SYD
5:50a
ORD
6:06a
24h 16m
1 stop
Depart: Thu May 25 2017 Return: Thu Jun 8 2017 Trip spans 15 days
$1172
Select
American Airlines
American Airlines
ORD
3:15a
SYD
12:15p
33h 00m
2 stops
SYD
6:15a
ORD
4:37a
22h 22m
1 stop
Depart: Fri Apr 28 2017 Return: Fri May 12 2017 Trip spans 15 days
China Eastern
China Eastern
ORD
10:50a
SYD
1:30p
74h 40m
3 stops
SYD
7:20a
ORD
11:40p
64h 20m
3 stops
Depart: Thu Apr 20 2017 Return: Mon Jun 12 2017 Trip spans 54 days
$1281
Select
United
United
ORD
8:15a
SYD
11:45a
27h 30m
1 stop
SYD
5:45a
ORD
9:39a
27h 54m
1 stop
Depart: Sat Apr 29 2017 Return: Sun May 7 2017 Trip spans 9 days
China Eastern
China Eastern
ORD
10:50a
SYD
12:40p
73h 50m
3 stops
SYD
7:20a
ORD
11:40p
40h 20m
3 stops
Depart: Sun Apr 30 2017 Return: Wed May 17 2017 Trip spans 18 days
$1372
Select
Asiana Airlines
Asiana Airlines
ORD
7:55p
SYD
12:40p
40h 45m
1 stop
SYD
5:15a
ORD
6:40a
25h 25m
1 stop
Depart: Sun Apr 23 2017 Return: Fri May 5 2017 Trip spans 13 days
China Eastern
China Eastern
ORD
10:50a
SYD
1:30p
74h 40m
3 stops
SYD
7:20a
ORD
11:40p
64h 20m
3 stops
Depart: Sat Apr 22 2017 Return: Sat Apr 29 2017 Trip spans 8 days
China Eastern
China Eastern
ORD
10:50a
SYD
12:40p
73h 50m
3 stops
SYD
6:30a
ORD
11:40p
65h 10m
3 stops
Depart: Tue Sep 5 2017 Return: Fri Sep 15 2017 Trip spans 11 days
Major Airline
Major Airline
ORD
7:30a
SYD
7:20a
23h 50m
1 stop
SYD
1:50a
ORD
12:24a
22h 34m
1 stop
Depart: Sat Apr 1 2017 Return: Wed Apr 12 2017 Trip spans 12 days
China Eastern
China Eastern
ORD
10:50a
SYD
1:30p
50h 40m
3 stops
SYD
7:20a
ORD
11:40p
64h 20m
3 stops
Depart: Sun May 7 2017 Return: Sun May 14 2017 Trip spans 8 days
ANA
ANA
ORD
1:25p
SYD
1:30p
24h 05m
1 stop
SYD
4:55p
ORD
7:40p
26h 45m
1 stop
Depart: Sun Apr 9 2017 Return: Sun Apr 30 2017 Trip spans 22 days
China Eastern
China Eastern
ORD
10:50a
SYD
12:40p
49h 50m
3 stops
SYD
7:20a
ORD
11:40p
40h 20m
3 stops
Depart: Tue May 9 2017 Return: Sun May 21 2017 Trip spans 13 days
ANA
ANA
ORD
1:25p
SYD
1:30p
24h 05m
1 stop
SYD
4:55p
ORD
7:40p
26h 45m
1 stop
Depart: Mon Aug 14 2017 Return: Fri Aug 25 2017 Trip spans 12 days
$1155
Select
Qantas Airways
Qantas Airways
ORD
12:33p
SYD
11:05a
22h 32m
1 stop
SYD
8:30a
ORD
6:17a
21h 47m
1 stop
Depart: Mon Jun 5 2017 Return: Mon Jun 19 2017 Trip spans 15 days
$1172
Select
American Airlines
American Airlines
ORD
6:15a
SYD
12:15p
30h 00m
1 stop
SYD
6:15a
ORD
10:30a
28h 15m
1 stop
Depart: Fri Jun 2 2017 Return: Sun Jun 11 2017 Trip spans 10 days
$1078
Select
Major Airline
Major Airline
ORD
5:28a
SYD
7:20a
25h 52m
1 stop
SYD
4:30a
ORD
12:08a
19h 38m
1 stop
Depart: Sun Apr 16 2017 Return: Sat Apr 29 2017 Trip spans 14 days
China Eastern
China Eastern
ORD
10:50a
SYD
12:40p
49h 50m
3 stops
SYD
6:30a
ORD
11:40p
65h 10m
3 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.

^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Chicago
$615
Destination

Sydney
$615