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Cheap flights from Australia to Chicago from $609

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to Chicago departing on 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Australia to Chicago

Recent round-trip flight deals from Australia to Chicago

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:30 pm - 5:35 am
MEL
-
ORD
31h 05m
2 stops
Multiple Airlines Logo
3:00 pm - 12:00 pm
ORD
-
MEL
30h 00m
2 stops
$883Multiple Airlines
Sat, May 2 - Sat, May 9
Multiple Airlines Logo
1:30 pm - 11:27 pm
MEL
-
ORD
24h 57m
2 stops
Multiple Airlines Logo
8:00 am - 12:00 pm
ORD
-
MEL
37h 00m
2 stops
$894Multiple Airlines
Sat, May 2 - Sat, May 9
Air Canada Logo
9:20 am - 2:45 pm
SYD
-
ORD
20h 25m
1 stop
Air Canada Logo
8:40 am - 7:20 am
ORD
-
SYD
31h 40m
2 stops
$899Air Canada
Thu, Apr 16 - Wed, Apr 29
Multiple Airlines Logo
11:35 am - 11:27 pm
BNE
-
ORD
26h 52m
2 stops
Multiple Airlines Logo
5:15 am - 10:35 am
ORD
-
BNE
38h 20m
2 stops
$901Multiple Airlines
Fri, May 1 - Fri, May 8
Air Canada Logo
9:20 am - 4:35 pm
SYD
-
ORD
22h 15m
2 stops
Air Canada Logo
3:40 pm - 7:20 am
ORD
-
SYD
24h 40m
1 stop
$902Air Canada
Mon, Apr 20 - Thu, Apr 30
Air Canada Logo
9:20 am - 8:05 pm
SYD
-
ORD
25h 45m
2 stops
Air Canada Logo
9:50 am - 7:20 am
ORD
-
SYD
30h 30m
2 stops
$906Air Canada
Mon, Apr 20 - Thu, Apr 30
Qantas Airways Logo
6:00 am - 4:43 pm
ADL
-
ORD
25h 13m
2 stops
Qantas Airways Logo
3:52 pm - 9:25 am
ORD
-
ADL
27h 03m
2 stops
$1,248Qantas Airways
Tue, Jul 14 - Tue, Sep 15
American Airlines Logo
1:15 pm - 4:57 am
ADL
-
ORD
30h 12m
2 stops
American Airlines Logo
10:27 pm - 9:25 am
ORD
-
ADL
44h 28m
2 stops
$1,270American Airlines
Tue, Jun 2 - Sat, Jun 6
Qantas Airways Logo
10:30 am - 11:59 pm
PER
-
ORD
26h 29m
2 stops
Qantas Airways Logo
6:59 pm - 5:00 pm
ORD
-
PER
33h 01m
2 stops
$1,311Qantas Airways
Tue, Jun 9 - Tue, Jun 23
Air New Zealand Logo
11:55 am - 12:45 am
OOL
-
ORD
27h 50m
2 stops
Air New Zealand Logo
4:40 pm - 10:45 am
ORD
-
OOL
27h 05m
2 stops
$1,485Air New Zealand
Wed, Apr 29 - Wed, May 6

Air Canada flights from Australia to Chicago O'Hare Intl Airport

Our best Air Canada deals on Australia to Chicago O'Hare Intl Airport flight tickets
Air Canada
Apr 16
SYD9:20 amSydney Kingsford Smith
20h 25m
1 stop
ORD2:45 pmChicago O'Hare Intl
Apr 29
ORD8:40 amChicago O'Hare Intl
31h 40m
2 stops
SYD7:20 amSydney Kingsford Smith
$899
Air Canada
Apr 20
SYD9:20 amSydney Kingsford Smith
20h 25m
1 stop
ORD2:45 pmChicago O'Hare Intl
Apr 30
ORD3:40 pmChicago O'Hare Intl
24h 40m
1 stop
SYD7:20 amSydney Kingsford Smith
$902
Air Canada
Apr 16
SYD9:20 amSydney Kingsford Smith
20h 25m
1 stop
ORD2:45 pmChicago O'Hare Intl
Apr 23
ORD8:40 amChicago O'Hare Intl
31h 40m
2 stops
SYD7:20 amSydney Kingsford Smith
$905

United Airlines flights from Australia to Chicago O'Hare Intl Airport

Our best United Airlines deals on Australia to Chicago O'Hare Intl Airport flight tickets
United Airlines
Jul 28
MEL10:55 amMelbourne
23h 00m
2 stops
ORD6:55 pmChicago O'Hare Intl
Aug 8
ORD9:35 pmChicago O'Hare Intl
43h 40m
1 stop
MEL8:15 amMelbourne
$1,178
United Airlines
Aug 5
MEL9:30 amMelbourne
20h 05m
1 stop
ORD2:35 pmChicago O'Hare Intl
Aug 24
ORD3:55 pmChicago O'Hare Intl
24h 35m
2 stops
MEL7:30 amMelbourne
$1,184
United Airlines
Jul 21
MEL10:55 amMelbourne
20h 43m
1 stop
ORD4:38 pmChicago O'Hare Intl
Jul 29
ORD6:20 pmChicago O'Hare Intl
22h 55m
1 stop
MEL8:15 amMelbourne
$1,185

momondo Fare Finder

 
Customize your flight search to find flights from Australia to Chicago O'Hare Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 19, 2026.
Use the filters below to find and compare flights from Australia to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Sat 5/2

1:30 pm-5:35 am

2 stops31h 05m

Chicago O'Hare Intl

Sat 5/9

3:00 pm-12:00 pm

2 stops30h 00m

$883

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Sat 5/2

1:30 pm-11:27 pm

2 stops24h 57m

Chicago O'Hare Intl

Sat 5/9

8:00 am-12:00 pm

2 stops37h 00m

$894

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 4/16

9:20 am-2:45 pm

1 stop20h 25m

Chicago O'Hare Intl

Wed 4/29

8:40 am-7:20 am

2 stops31h 40m

$899

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Fri 5/1

11:35 am-11:27 pm

2 stops26h 52m

Chicago O'Hare Intl

Fri 5/8

5:15 am-10:35 am

2 stops38h 20m

$901
Quickest round-trip

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 4/20

9:20 am-4:35 pm

2 stops22h 15m

Chicago O'Hare Intl

Thu 4/30

3:40 pm-7:20 am

1 stop24h 40m

$902

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 4/20

9:20 am-8:05 pm

2 stops25h 45m

Chicago O'Hare Intl

Thu 4/30

9:50 am-7:20 am

2 stops30h 30m

$906

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Tue 7/14

6:00 am-4:43 pm

2 stops25h 13m

Chicago O'Hare Intl

Tue 9/15

3:52 pm-9:25 am

2 stops27h 03m

$1,248

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Tue 6/2

1:15 pm-4:57 am

2 stops30h 12m

Chicago O'Hare Intl

Sat 6/6

10:27 pm-9:25 am

2 stops44h 28m

$1,270

PerthChicago

PER - ORD

PERORD

Perth

Tue 6/9

10:30 am-11:59 pm

2 stops26h 29m

Chicago O'Hare Intl

Tue 6/23

6:59 pm-5:00 pm

2 stops33h 01m

$1,311

CoolangattaChicago

OOL - ORD

OOLORD

Coolangatta Gold Coast

Wed 4/29

11:55 am-12:45 am

2 stops27h 50m

Chicago O'Hare Intl

Wed 5/6

4:40 pm-10:45 am

2 stops27h 05m

$1,485

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Australia to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of November is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Australia averaging around $1,041.

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $1,279 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Australia for as low as $838 on momondo.

Can stopping save me money on Australia to Chicago O'Hare Intl Airport flights?

You could potentially save up to 20% on your flight if you consider stops on a Australia to Chicago O'Hare Intl Airport flight.

Cheap Australia to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Australia to Chicago O'Hare Intl Airport

Fastest flight time

20h 37m

Direct flights

None
The fastest flight from Australia to Chicago O'Hare Intl Airport takes 20h 37m
There are no direct flights from Australia to Chicago O'Hare Intl Airport. There are no popular flight routes from Australia to Chicago O'Hare Intl Airport.
Search flight deals

  • When did momondo last update prices for flights from Australia to Chicago O'Hare Intl Airport?

    Prices for flights from Australia to Chicago O'Hare Intl Airport are updated daily.

  • How many operators does momondo search for flights from Australia to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Australia to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Australia to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Australia to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Australia to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $759Free CancellationRating
7.5
1,006 reviews
Search Qantas Airways flights
United AirlinesPriceFrom $795Free CancellationRating
7.4
9,443 reviews
Search United Airlines flights
Air CanadaPriceFrom $862Free CancellationRating
7.1
10,817 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $973Free CancellationRating
8.3
1,740 reviews
Search Japan Airlines flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
South Haven
Rockford
Merrillville
Gurnee
Rosemont
Naperville
New Buffalo
Orland Park
Kenosha
Oak Brook
Joliet
Racine
Janesville
Hammond
Aurora
Tinley Park
Elgin
South Holland

Why use momondo?

Why should I use momondo to find a flight deal from Australia to Chicago?

Finding the right flight to Chicago from Australia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

Can I find flights from Australia to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Australia with this policy.

How can momondo help me find flights from Australia to Chicago?

Once all potential Australia to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Australia to Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from Australia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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