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Cheap flights from Australia to Chicago from $425

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 10/15. 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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Find the cheapest flights from Australia to Chicago

Recent round-trip flight deals from Australia to Chicago

Air Canada Logo
10:45 am - 7:30 pmBNE-ORD
24h 45m2 stops
Air Canada Logo
8:00 am - 8:45 amORD-BNE
32h 45m2 stops
$809Air Canada
Find Deal
Tue, Feb 17 - Thu, Feb 26
Air Canada Logo
10:45 am - 2:41 pmBNE-ORD
19h 56m1 stop
Air Canada Logo
8:00 am - 8:45 amORD-BNE
32h 45m2 stops
$819Air Canada
Find Deal
Tue, Feb 17 - Thu, Feb 26
Qantas Airways Logo
9:10 am - 3:51 pmSYD-ORD
21h 41m1 stop
Qantas Airways Logo
6:03 pm - 9:00 amORD-SYD
21h 57m1 stop
$947Qantas Airways
Find Deal
Tue, Sep 30 - Wed, Nov 12
United Airlines Logo
12:10 pm - 7:01 pmSYD-ORD
23h 51m2 stops
United Airlines Logo
12:45 pm - 9:15 amORD-SYD
27h 30m1 stop
$959United Airlines
Find Deal
Sat, Nov 15 - Sun, Nov 16
American Airlines Logo
9:10 am - 5:18 pmSYD-ORD
23h 08m2 stops
American Airlines Logo
3:00 pm - 9:00 amORD-SYD
25h 00m1 stop
$987American Airlines
Find Deal
Tue, Sep 30 - Wed, Nov 12
Qantas Airways Logo
5:45 pm - 11:59 pmSYD-ORD
23h 14m1 stop
Qantas Airways Logo
12:25 pm - 6:10 amORD-SYD
24h 45m1 stop
$1,057Qantas Airways
Find Deal
Wed, Nov 26 - Tue, Jan 27
United Airlines Logo
12:00 pm - 12:59 amMEL-ORD
28h 59m1 stop
United Airlines Logo
6:25 pm - 10:00 amORD-MEL
22h 35m1 stop
$1,096United Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
American Airlines Logo
12:00 pm - 9:07 pmMEL-ORD
25h 07m2 stops
American Airlines Logo
12:05 pm - 5:00 amORD-MEL
24h 55m1 stop
$1,134American Airlines
Find Deal
Fri, Mar 13 - Fri, Mar 27
Japan Airlines Logo
7:20 am - 2:40 pmMEL-ORD
23h 20m1 stop
Japan Airlines Logo
10:20 am - 5:40 amORD-MEL
26h 20m1 stop
$1,355Japan Airlines
Find Deal
Thu, Oct 30 - Tue, Nov 4
Japan Airlines Logo
4:55 pm - 2:40 pmMEL-ORD
37h 45m2 stops
Japan Airlines Logo
10:20 am - 5:40 amORD-MEL
26h 20m1 stop
$1,363Japan Airlines
Find Deal
Thu, Oct 30 - Tue, Nov 4

ANA flights from Australia to Chicago O'Hare Intl Airport

Our best ANA deals on Australia to Chicago O'Hare Intl Airport flight tickets
ANA
Dec 3
SYD12:25 pmSydney Kingsford Smith
35h 55m
1 stop
ORD7:20 amChicago O'Hare Intl
Dec 8
ORD6:05 pmChicago O'Hare Intl
33h 10m
2 stops
SYD8:15 pmSydney Kingsford Smith
$1,110
Find similar
ANA
Dec 3
SYD12:25 pmSydney Kingsford Smith
35h 55m
1 stop
ORD7:20 amChicago O'Hare Intl
Dec 8
ORD6:05 pmChicago O'Hare Intl
33h 10m
2 stops
SYD8:15 pmSydney Kingsford Smith
$1,127
Find similar
ANA
Feb 17
PER9:55 pmPerth
29h 55m
1 stop
ORD1:50 pmChicago O'Hare Intl
Feb 25
ORD7:10 amChicago O'Hare Intl
47h 00m
2 stops
PER8:10 pmPerth
$1,138
Find similar

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
Feb 17
BNE10:45 amBrisbane
24h 45m
2 stops
ORD7:30 pmChicago O'Hare Intl
Feb 26
ORD8:00 amChicago O'Hare Intl
32h 45m
2 stops
BNE8:45 amBrisbane
$809
Find similar
Air Canada
Feb 17
BNE10:45 amBrisbane
19h 56m
1 stop
ORD2:41 pmChicago O'Hare Intl
Feb 26
ORD8:00 amChicago O'Hare Intl
32h 45m
2 stops
BNE8:45 amBrisbane
$819
Find similar
Air Canada
Feb 17
BNE10:45 amBrisbane
19h 56m
1 stop
ORD2:41 pmChicago O'Hare Intl
Feb 26
ORD3:40 pmChicago O'Hare Intl
25h 05m
1 stop
BNE8:45 amBrisbane
$822
Find similar

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 September 17, 2025.
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

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Tue 2/17

10:45 am-7:30 pm

2 stops24h 45m

Chicago O'Hare Intl

Thu 2/26

8:00 am-8:45 am

2 stops32h 45m

$809

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Tue 2/17

10:45 am-2:41 pm

1 stop19h 56m

Chicago O'Hare Intl

Thu 2/26

8:00 am-8:45 am

2 stops32h 45m

$819

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 9/30

9:10 am-3:51 pm

1 stop21h 41m

Chicago O'Hare Intl

Wed 11/12

6:03 pm-9:00 am

1 stop21h 57m

$947

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Sat 11/15

12:10 pm-7:01 pm

2 stops23h 51m

Chicago O'Hare Intl

Sun 11/16

12:45 pm-9:15 am

1 stop27h 30m

$959

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 9/30

9:10 am-5:18 pm

2 stops23h 08m

Chicago O'Hare Intl

Wed 11/12

3:00 pm-9:00 am

1 stop25h 00m

$987

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 11/26

5:45 pm-11:59 pm

1 stop23h 14m

Chicago O'Hare Intl

Tue 1/27

12:25 pm-6:10 am

1 stop24h 45m

$1,057

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Thu 10/30

12:00 pm-12:59 am

1 stop28h 59m

Chicago O'Hare Intl

Thu 11/6

6:25 pm-10:00 am

1 stop22h 35m

$1,096

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Fri 3/13

12:00 pm-9:07 pm

2 stops25h 07m

Chicago O'Hare Intl

Fri 3/27

12:05 pm-5:00 am

1 stop24h 55m

$1,134

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Thu 10/30

7:20 am-2:40 pm

1 stop23h 20m

Chicago O'Hare Intl

Tue 11/4

10:20 am-5:40 am

1 stop26h 20m

$1,355

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Thu 10/30

4:55 pm-2:40 pm

2 stops37h 45m

Chicago O'Hare Intl

Tue 11/4

10:20 am-5:40 am

1 stop26h 20m

$1,363

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 May is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Australia averaging around $747.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Monday when prices can be found for as low as $886. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Australia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,619.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Australia in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,274 when looking at flights departing in the afternoon. Try not to purchase tickets in the evening because they tend to be around $1,432. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $984 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 $776 on momondo.

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

You could potentially save up to 48% 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

Direct flights

None
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.
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  • 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 $631Free CancellationRating
7.5
907 reviews
Search Qantas Airways flights
Air CanadaPriceFrom $862Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
American AirlinesPriceFrom $884Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Japan AirlinesPriceFrom $965Free CancellationRating
8.3
1,559 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $1,080Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Traveling to a place near Chicago?

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

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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