How long is the flight from Australia to Chicago O'Hare Intl Airport?

There are many flights that can get you from Australia to Chicago O'Hare Intl Airport in 35h 30m. Fly via EVA Air, Cathay Pacific, or Malaysia Airlines to get the fastest option. There are 17617 km between Australia and Chicago O'Hare Intl Airport. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What are the most popular routes from Australia to Chicago O'Hare Intl Airport?

The most popular route from Australia to Chicago O'Hare Intl Airport is Brisbane - Chicago O'Hare Intl. You may also consider Melbourne - Chicago O'Hare Intl or Perth - Chicago O'Hare Intl.

What are the most popular airlines that fly from Australia to Chicago O'Hare Intl Airport?

Qantas Airways, United Airlines and Air Canada are the most popular airlines when flying from Australia to Chicago O'Hare Intl Airport.

What is the cheapest time of day to fly from AU to ORD?

When flying from Australia to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Australia to O'Hare Intl that include hotel bookings?

Yes. In addition to deals on Australia to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Australia to O'Hare Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to O'Hare Intl.

Can I find deals for business class flights from Australia to O'Hare Intl?

Yes. Cheapflights offers flight deals from Australia to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$697+ Cheap Flights from Australia to Chicago O'Hare Intl Airport

Cheap flight deals from Australia to O'Hare Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Australia to O'Hare Intl
Explore the most affordable flight options available from Australia to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2026.

Wed 9/913:15 -

3 stops35h 05m

Wed 16/906:00 -

3 stops38h 50m

Deal found 12/8$1,149

Tue 8/913:15 -

2 stops32h 02m

Tue 22/906:30 -

3 stops48h 55m

Deal found 12/8$1,173

Thu 20/810:55 -

1 stop22h 37m

Thu 27/815:35 -

1 stop25h 40m

Deal found 12/8$1,372

Wed 23/911:35 -

3 stops36h 45m

Thu 12/1106:00 -

3 stops36h 15m

Deal found 14/8$1,506

Mon 12/1009:40 -

2 stops42h 03m

Wed 28/1015:30 -

2 stops39h 10m

Deal found 13/8$1,521

Fri 4/911:35 -

2 stops33h 42m

Fri 25/910:26 -

3 stops33h 09m

Deal found 12/8$1,608

Mon 19/1018:25 -

2 stops33h 18m

Tue 3/1115:30 -

2 stops38h 10m

Deal found 12/8$1,611

Mon 2/1117:50 -

2 stops34h 47m

Tue 17/1115:30 -

2 stops38h 10m

Deal found 10/8$1,635

Mon 19/1018:25 -

2 stops33h 18m

Wed 4/1115:30 -

2 stops35h 05m

Deal found 12/8$1,651

Fri 6/1121:10 -

2 stops31h 27m

Sun 22/1115:30 -

2 stops35h 05m

Deal found 10/8$1,657

Wed 30/910:30 -

3 stops37h 50m

Sat 3/1006:30 -

3 stops57h 00m

Deal found 14/8$1,692

Mon 9/1121:10 -

2 stops31h 27m

Tue 24/1115:30 -

2 stops35h 05m

Deal found 10/8$1,720

Best flights from Australia to O'Hare Intl
Discover carefully curated flight deals from Australia to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 August 2026.

Thu 3/1211:15 -

2 stops27h 47m

Fri 4/1214:15 -

2 stops27h 45m

Deal found 11/8$1,815

Sat 12/922:15 -

1 stop37h 30m

Thu 24/900:30 -

1 stop28h 30m

Deal found 11/8$1,910

Tue 17/1100:40 -

1 stop28h 15m

Thu 11/214:35 -

2 stops36h 15m

Deal found 13/8$1,936

Sun 18/1012:20 -

1 stop40h 35m

Tue 20/1016:15 -

1 stop27h 35m

Deal found 12/8$1,953

Wed 9/915:50 -

2 stops35h 30m

Sat 12/916:00 -

2 stops44h 10m

Deal found 14/8$2,073

Fri 28/823:45 -

2 stops30h 44m

Fri 11/917:50 -

2 stops30h 55m

Deal found 10/8$2,077

Wed 27/113:10 -

2 stops38h 44m

Sun 31/113:26 -

2 stops24h 24m

Deal found 13/8$2,090

Mon 21/910:55 -

1 stop24h 31m

Tue 29/916:40 -

1 stop24h 35m

Deal found 13/8$2,270

Sat 29/822:00 -

2 stops75h 00m

Tue 1/919:20 -

1 stop29h 10m

Deal found 11/8$3,173

Sat 29/806:05 -

2 stops27h 00m

Tue 1/918:20 -

2 stops26h 15m

Deal found 13/8$3,320

Thu 24/919:15 -

3 stops39h 33m

Thu 1/1014:15 -

3 stops34h 40m

Deal found 9/8$3,883

Tue 3/1100:40 -

1 stop28h 15m

Fri 20/1114:35 -

1 stop40h 35m

Deal found 10/8$1,990

Sun 27/915:40 -

2 stops40h 58m

Sun 4/1020:25 -

1 stop29h 25m

Deal found 13/8$2,099

Sun 15/1112:10 -

2 stops26h 26m

Wed 25/1114:00 -

2 stops25h 55m

Deal found 10/8$2,138

Thu 5/1112:10 -

1 stop40h 45m

Sun 22/1114:35 -

2 stops57h 20m

Deal found 10/8$2,007

Fri 4/1211:50 -

1 stop19h 46m

Sat 13/221:40 -

1 stop39h 40m

Deal found 13/8$2,338

Tue 8/910:10 -

1 stop43h 10m

Tue 22/916:15 -

2 stops33h 10m

Deal found 12/8$2,180

Mon 19/1018:50 -

2 stops39h 47m

Tue 3/1114:22 -

2 stops41h 58m

Deal found 11/8$2,202

Thu 5/1112:10 -

1 stop40h 45m

Sat 21/1114:35 -

2 stops33h 20m

Deal found 10/8$2,007

Wed 9/914:05 -

1 stop39h 15m

Tue 15/916:00 -

2 stops31h 55m

Deal found 11/8$2,182

Fri 11/910:30 -

1 stop19h 20m

Fri 25/916:40 -

1 stop22h 50m

Deal found 14/8$2,412

Wed 27/112:10 -

1 stop40h 45m

Sun 31/114:35 -

1 stop27h 55m

Deal found 13/8$2,058

Mon 16/1118:50 -

2 stops39h 45m

Tue 1/1216:05 -

2 stops34h 45m

Deal found 10/8$2,277

Tue 1/918:20 -

2 stops59h 00m

Tue 22/916:15 -

1 stop27h 35m

Deal found 9/8$2,223

Thu 5/1112:25 -

2 stops41h 40m

Tue 17/1115:25 -

2 stops37h 00m

Deal found 12/8$2,992

Thu 1/1014:05 -

1 stop38h 50m

Fri 9/1016:15 -

2 stops47h 30m

Deal found 11/8$2,246

Thu 5/1112:25 -

2 stops41h 40m

Sun 15/1117:15 -

2 stops37h 15m

Deal found 12/8$2,992

Sun 15/1116:15 -

2 stops37h 40m

Wed 25/1114:35 -

1 stop39h 25m

Deal found 12/8$2,286

Sun 15/1115:35 -

1 stop38h 20m

Wed 25/1114:35 -

1 stop28h 55m

Deal found 14/8$2,291

Thu 3/1221:40 -

2 stops33h 14m

Sun 7/217:55 -

2 stops32h 50m

Deal found 13/8$2,294

Find flight deals from Australia to O'Hare Intl

Round-trip from	$1,149
One-way from	$697
Popular in	July
Cheapest in	August
Average price	$1,530

9/9-16/9
6 total stops
73h 55m total
Australia to Chicago

Search Deals

8/10
3 total stops
37h 42m total
Australia to Chicago

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($48 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($33 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

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 return flight

BrisbaneChicago

BNE Brisbane - ORD Chicago O'Hare Intl

BNEORD

Brisbane

Thu 3/12

11:15-23:02

2 stops27h 47m

Chicago O'Hare Intl

Fri 4/12

14:15-10:00

2 stops27h 45m

$1,815

BrisbaneChicago

BNE Brisbane - ORD Chicago O'Hare Intl

BNEORD

Brisbane

Sat 12/9

22:15-20:45

1 stop37h 30m

Chicago O'Hare Intl

Thu 24/9

00:30-20:00

1 stop28h 30m

$1,910

BrisbaneChicago

BNE Brisbane - ORD Chicago O'Hare Intl

BNEORD

Brisbane

Tue 17/11

00:40-12:55

1 stop28h 15m

Chicago O'Hare Intl

Thu 11/2

14:35-18:50

2 stops36h 15m

$1,936

BrisbaneChicago

BNE Brisbane - ORD Chicago O'Hare Intl

BNEORD

Brisbane

Sun 18/10

12:20-13:55

1 stop40h 35m

Chicago O'Hare Intl

Tue 20/10

16:15-10:50

1 stop27h 35m

$1,953

BrisbaneChicago

BNE Brisbane - ORD Chicago O'Hare Intl

BNEORD

Brisbane

Tue 3/11

00:40-12:55

1 stop28h 15m

Chicago O'Hare Intl

Fri 20/11

14:35-23:10

1 stop40h 35m

$1,990

BrisbaneChicago

BNE Brisbane - ORD Chicago O'Hare Intl

BNEORD

Brisbane

Thu 5/11

12:10-12:55

1 stop40h 45m

Chicago O'Hare Intl

Sun 22/11

14:35-15:55

2 stops57h 20m

$2,007

BrisbaneChicago

BNE Brisbane - ORD Chicago O'Hare Intl

BNEORD

Brisbane

Thu 5/11

12:10-12:55

1 stop40h 45m

Chicago O'Hare Intl

Sat 21/11

14:35-15:55

2 stops33h 20m

$2,007

BrisbaneChicago

BNE Brisbane - ORD Chicago O'Hare Intl

BNEORD

Brisbane

Wed 27/1

12:10-12:55

1 stop40h 45m

Chicago O'Hare Intl

Sun 31/1

14:35-10:30

1 stop27h 55m

$2,058

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 9/9

15:50-14:20

2 stops35h 30m

Chicago O'Hare Intl

Sat 12/9

16:00-01:10

2 stops44h 10m

$2,073

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Fri 28/8

23:45-17:29

2 stops30h 44m

Chicago O'Hare Intl

Fri 11/9

17:50-13:45

2 stops30h 55m

$2,077

Flights are sorted by cheapest return flights first.

Deals found on 12/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Australia to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Australia with our price prediction graph.

SYD-ORD

MEL-ORD

BNE-ORD

PER-ORD

ADL-ORD

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Australia to Chicago O'Hare Intl Airport

AU0-ORD

SYD-ORD

MEL-ORD

BNE-ORD

PER-ORD

What is the cheapest month to book a flight from Australia to Chicago O'Hare Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Australia to Chicago O'Hare Intl Airport (average of $1,512). Flying from Australia to Chicago O'Hare Intl Airport in December is currently the most expensive (average of $2,154). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from Australia to Chicago O'Hare Intl Airport?

The price you pay for your flight from Australia to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing O'Hare Intl

See what other customers who have flown with Air New Zealand,Qantas Airways, andUnited Airlines from Australia to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air New Zealand

8.0

Very Good

662 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

Air New Zealand

8.0

Very Good

662 reviews

Air New Zealand

8.0

Very Good

662 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

Qantas Airways

7.5

Good

1,081 reviews

Air New Zealand

8.0

Very Good

662 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

United Airlines

7.4

Good

10,112 reviews

Air New Zealand

8.0

Very Good

662 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

American Airlines

7.1

Good

11,925 reviews

Air New Zealand

8.0

Very Good

662 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

Air Canada

7.1

Good

11,470 reviews

Air New Zealand

8.0

Very Good

662 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

Related info for your journey

How long is the flight from Australia to Chicago O'Hare Intl Airport?
There are many flights that can get you from Australia to Chicago O'Hare Intl Airport in 35h 30m. Fly via EVA Air, Cathay Pacific, or Malaysia Airlines to get the fastest option. There are 17617 km between Australia and Chicago O'Hare Intl Airport. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from Australia to Chicago O'Hare Intl Airport?
The most popular route from Australia to Chicago O'Hare Intl Airport is Brisbane - Chicago O'Hare Intl. You may also consider Melbourne - Chicago O'Hare Intl or Perth - Chicago O'Hare Intl.
Can I find deals for flights from Australia to O'Hare Intl that include hotel bookings?
Yes. In addition to deals on Australia to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Australia to O'Hare Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to O'Hare Intl.
Can I find deals for business class flights from Australia to O'Hare Intl?
Yes. Cheapflights offers flight deals from Australia to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Australia to Chicago O'Hare Intl Airport?
Currently, October is the cheapest month in which you can book a flight from Australia to Chicago O'Hare Intl Airport (average of $1,512). Flying from Australia to Chicago O'Hare Intl Airport in December is currently the most expensive (average of $2,154). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Airlines

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Complete your trip

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O'Hare Intl flight routes

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Popular flights

Fly from Australia to O'Hare Intl on these airlines

Qantas Airways flights from Australia to Chicago O'Hare Intl

Air Canada flights from Australia to Chicago O'Hare Intl

Top 8 airlines flying from Australia to O'Hare Intl

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$592	Average$1,653	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Air Canada	Cheapest$1,073	Average$1,671	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	Cheapest$1,244	Average$1,851	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Qantas Airways	Cheapest$1,251	Average$1,936	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Air New Zealand	Cheapest$1,332	Average$1,534	FlexibilityNo cancel fee	On-time78%	Search Air New Zealand flights
Japan Airlines	Cheapest$1,382	Average$2,822	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights
Cathay Pacific	Cheapest$1,686	Average$1,974	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Virgin Australia	Cheapest$2,152	Average$2,180	FlexibilityNo cancel fee	On-time80%	Search Virgin Australia flights

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How does Cheapflights help users find flights from Australia to O'Hare Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to O'Hare Intl from Australia today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Australia to O'Hare Intl?

Cheapflights helps you find that perfect flight to O'Hare Intl from Australia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Australia to O'Hare Intl with no change fees?

Need flexible booking options for your flight to O'Hare Intl from Australia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Australia to O'Hare Intl become cheaper?

Yes, Cheapflights offers price alerts on Australia to O'Hare Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Australia to Chicago O'Hare Intl Airport from $697

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Australia to O'Hare Intl

Cheapest flights from Australia to O'Hare IntlExplore the most affordable flight options available from Australia to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2026.

Explore the most affordable flight options available from Australia to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2026.

Best flights from Australia to O'Hare IntlDiscover carefully curated flight deals from Australia to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 August 2026.

Discover carefully curated flight deals from Australia to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 August 2026.

Last-minute flights from Australia to O'Hare IntlDiscover last-minute flight deals from Australia to O'Hare Intl. Data last updated 14 August 2026 and is based on user searches.

Discover last-minute flight deals from Australia to O'Hare Intl. Data last updated 14 August 2026 and is based on user searches.

One-way flights from Australia to O'Hare IntlSearch for one-way flight options from Australia to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 14 August 2026.

Search for one-way flight options from Australia to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 14 August 2026.

Find flight deals from Australia to O'Hare Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Australia to Chicago O'Hare Intl Airport that are best for you.

Best time to book a flight from Australia to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Australia with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Australia to Chicago O'Hare Intl Airport?

How far ahead should I book a flight from Australia to Chicago O'Hare Intl Airport?

The price you pay for your flight from Australia to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing O'Hare Intl

See what other customers who have flown with Air New Zealand,Qantas Airways, andUnited Airlines from Australia to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Australia to Chicago O'Hare Intl Airport?

What are the most popular routes from Australia to Chicago O'Hare Intl Airport?

Can I find deals for flights from Australia to O'Hare Intl that include hotel bookings?

How can I find direct flights from Australia to O'Hare Intl?

Can I find deals for business class flights from Australia to O'Hare Intl?

What is the cheapest month to book a flight from Australia to Chicago O'Hare Intl Airport?

Travelling to a place near Chicago O'Hare Intl Airport?

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Fly from Australia to O'Hare Intl on these airlines

Choose from the following airlines for your flight from Australia to O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on 14 August 2026.

Alternative routes for Australia to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to O'Hare Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Australia to O'Hare Intl by cabin class

Find flights from Australia to O'Hare Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to O'Hare Intl

Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 14 August 2026.

Australia and O'Hare Intl flights

Browse other Australia and O'Hare Intl flight options. Last updated on 14 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top 8 airlines flying from Australia to O'Hare Intl

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How does Cheapflights help users find flights from Australia to O'Hare Intl?

Why should you use Cheapflights to find cheap flight tickets from Australia to O'Hare Intl?

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Cheapest flights from Australia to O'Hare Intl
Explore the most affordable flight options available from Australia to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2026.

Best flights from Australia to O'Hare Intl
Discover carefully curated flight deals from Australia to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 August 2026.

Last-minute flights from Australia to O'Hare Intl
Discover last-minute flight deals from Australia to O'Hare Intl. Data last updated 14 August 2026 and is based on user searches.

One-way flights from Australia to O'Hare Intl
Search for one-way flight options from Australia to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 14 August 2026.