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 24h. Fly via Air Canada, Air New Zealand, or Cathay Pacific to get the fastest option. There are 15937 km between Australia and Chicago O'Hare Intl Airport. Both multi-stop and direct flights can be found to your destination and back. Find deals

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. Find deals

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). Find deals

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 Sydney Kingsford Smith - Chicago O'Hare Intl. You may also consider Melbourne - Chicago O'Hare Intl or Brisbane - Chicago O'Hare Intl. Find deals

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

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

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

Users have found that booking a flight from Australia to Chicago O'Hare Intl Airport at least 44 days early can save you up to 48% on average compared to booking a flight this week. If booking 44 days before your flight isn’t an option for you, users have found flights from Australia to Chicago O'Hare Intl Airport for as little as $1,664 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $2,316 for flights departing within the next 3 days.

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

Our data shows that March tends to be the cheapest month to fly to Chicago O'Hare Intl Airport from Australia. Users have commonly found prices around $1,530 for the month, but tickets can be as low as $996. Due to multiple factors, prepare for potentially higher prices in December.

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.

$638+ Cheap Flights from Australia to Chicago O'Hare Intl Airport

Cheap flight deals from Australia to O'Hare Intl

Round-trip from	$1,148
One-way from	$638
Popular in	December
Cheapest in	March
Average price	$1,723

Air Canada
6/10-20/10
3 total stops
73h 26m total
Australia to Chicago

Search Deals

15/10
2 total stops
27h 41m total
Australia to Chicago

Search Deals

Highest demand for flights based on searches. 22% potential increase in price ($668 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($107 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Australia to O'Hare Intl

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 16 September 2025.

Mon 6/1010:00BNE - ORD

2 stops49h 06mAir Canada

Mon 20/1015:45ORD - BNE

1 stop24h 20mAir Canada

Deal found 14/9$1,148

Tue 28/1009:45BNE - ORD

2 stops24h 45mAir Canada

Tue 4/1108:00ORD - BNE

2 stops32h 45mAir Canada

Deal found 13/9$1,180

Tue 7/1010:20BNE - ORD

1 stop19h 40mAir Canada

Tue 28/1008:00ORD - BNE

2 stops32h 45mAir Canada

Deal found 13/9$1,189

Tue 14/1010:20BNE - ORD

1 stop19h 40mAir Canada

Tue 21/1008:40ORD - BNE

2 stops31h 25mAir Canada

Deal found 14/9$1,192

Sun 26/1009:45BNE - ORD

1 stop19h 56mAir Canada

Mon 10/1113:19ORD - BNE

2 stops27h 26mAir Canada

Deal found 13/9$1,231

Sat 8/1111:20SYD - ORD

2 stops44h 50mAir Canada

Sat 22/1115:40ORD - SYD

1 stop24h 55mAir Canada

Deal found 15/9$1,303

Mon 6/1010:20SYD - ORD

1 stop20h 40mAir Canada

Thu 25/1208:00ORD - SYD

2 stops29h 55mAir Canada

Deal found 15/9$1,307

Tue 28/1006:40MEL - ORD

2 stops24h 01mMultiple Airlines

Tue 4/1115:40ORD - MEL

2 stops31h 00mMultiple Airlines

Deal found 13/9$1,310

Wed 29/1010:20SYD - ORD

2 stops37h 40mAir Canada

Wed 5/1115:40ORD - SYD

1 stop24h 55mAir Canada

Deal found 14/9$1,322

Thu 30/1010:20SYD - ORD

1 stop20h 21mAir Canada

Thu 6/1115:40ORD - SYD

1 stop24h 55mAir Canada

Deal found 15/9$1,325

Thu 30/1014:30MEL - ORD

2 stops24h 27mMultiple Airlines

Thu 6/1106:30ORD - MEL

2 stops37h 15mMultiple Airlines

Deal found 14/9$1,330

Sun 5/1010:20SYD - ORD

1 stop22h 22mAir Canada

Wed 24/1215:40ORD - SYD

1 stop24h 55mAir Canada

Deal found 14/9$1,379

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 16 September 2025.

Mon 6/1010:00BNE - ORD

2 stops49h 06mAir Canada

Mon 20/1015:45ORD - BNE

1 stop24h 20mAir Canada

Deal found 14/9$1,148

Tue 28/1005:05BNE - ORD

3 stops28h 34mMultiple Airlines

Tue 4/1114:40ORD - BNE

2 stops26h 05mMultiple Airlines

Deal found 13/9$1,235

Wed 3/1210:40SYD - ORD

2 stops38h 24mDelta

Mon 8/1210:46ORD - SYD

2 stops28h 44mDelta

Deal found 14/9$1,507

Thu 16/1011:55MEL - ORD

2 stops23h 40mUnited Airlines

Tue 28/1016:40ORD - MEL

2 stops24h 20mUnited Airlines

Deal found 13/9$1,564

Wed 29/1011:55ADL - ORD

2 stops24h 00mAir New Zealand

Wed 5/1114:30ORD - ADL

2 stops27h 55mAir New Zealand

Deal found 14/9$1,643

Wed 11/314:50CNS - ORD

2 stops62h 10mCathay Pacific

Sun 15/315:40ORD - CNS

2 stops52h 05mCathay Pacific

Deal found 13/9$1,649

Wed 18/221:55PER - ORD

1 stop29h 55mANA

Wed 25/207:10ORD - PER

2 stops47h 00mANA

Deal found 15/9$1,708

Wed 29/1010:30PER - ORD

2 stops41h 10mJapan Airlines

Wed 5/1117:35ORD - PER

2 stops40h 20mJapan Airlines

Deal found 13/9$1,762

Wed 29/1007:10PER - ORD

2 stops27h 04mQantas Airways

Wed 5/1113:23ORD - PER

2 stops28h 22mQantas Airways

Deal found 13/9$1,807

Tue 28/1009:45BNE - ORD

2 stops24h 45mAir Canada

Tue 4/1108:00ORD - BNE

2 stops32h 45mAir Canada

Deal found 13/9$1,180

Tue 7/1010:20BNE - ORD

1 stop19h 40mAir Canada

Tue 28/1008:00ORD - BNE

2 stops32h 45mAir Canada

Deal found 13/9$1,189

Tue 14/1010:20BNE - ORD

1 stop19h 40mAir Canada

Tue 21/1008:40ORD - BNE

2 stops31h 25mAir Canada

Deal found 14/9$1,192

Last-minute flights from Australia to O'Hare Intl
Discover last-minute flight deals from Australia to O'Hare Intl. Data last updated 16 September 2025 and is based on user searches.

Mon 6/1010:00BNE - ORD

2 stops49h 06mAir Canada

Mon 20/1015:45ORD - BNE

1 stop24h 20mAir Canada

Deal found 14/9$1,148

Tue 7/1010:20BNE - ORD

1 stop19h 40mAir Canada

Tue 28/1008:00ORD - BNE

2 stops32h 45mAir Canada

Deal found 13/9$1,189

Sat 11/1009:45MEL - ORD

1 stop30h 14mMultiple Airlines

Mon 3/1106:30ORD - MEL

1 stop34h 00mMultiple Airlines

Deal found 13/9$1,556

Mon 13/1009:45MEL - ORD

2 stops22h 18mAmerican Airlines

Tue 28/1021:45ORD - MEL

1 stop39h 15mAmerican Airlines

Deal found 13/9$1,546

Mon 13/1009:45MEL - ORD

2 stops22h 18mAmerican Airlines

Sun 2/1111:46ORD - MEL

1 stop24h 14mAmerican Airlines

Deal found 13/9$1,550

Tue 14/1010:20BNE - ORD

1 stop19h 40mAir Canada

Tue 21/1008:40ORD - BNE

2 stops31h 25mAir Canada

Deal found 14/9$1,192

Mon 20/1010:50ADL - ORD

2 stops43h 40mMultiple Airlines

Sat 8/1115:40ORD - ADL

2 stops50h 00mMultiple Airlines

Deal found 15/9$1,447

Sun 26/1009:45BNE - ORD

1 stop19h 56mAir Canada

Mon 10/1113:19ORD - BNE

2 stops27h 26mAir Canada

Deal found 13/9$1,231

Tue 28/1009:45BNE - ORD

2 stops24h 45mAir Canada

Tue 4/1108:00ORD - BNE

2 stops32h 45mAir Canada

Deal found 13/9$1,180

Tue 28/1006:40MEL - ORD

2 stops24h 01mMultiple Airlines

Tue 4/1115:40ORD - MEL

2 stops31h 00mMultiple Airlines

Deal found 13/9$1,310

Tue 28/1012:00MEL - ORD

1 stop20h 50mQantas Airways

Tue 4/1118:03ORD - MEL

1 stop22h 27mQantas Airways

Deal found 13/9$1,552

Thu 30/1014:30MEL - ORD

2 stops24h 27mMultiple Airlines

Thu 6/1106:30ORD - MEL

2 stops37h 15mMultiple Airlines

Deal found 14/9$1,330

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 16 September 2025.

Wed 15/1017:20SYD - ORD

2 stops27h 41mMultiple Airlines

Deal found 15/9$638

Fri 17/1017:20SYD - ORD

2 stops46h 39mMultiple Airlines

Deal found 15/9$668

Mon 17/1114:00SYD - ORD

2 stops26h 00mMultiple Airlines

Deal found 15/9$740

Wed 15/1007:00BNE - ORD

3 stops37h 01mMultiple Airlines

Deal found 13/9$762

Sat 15/1123:35BNE - ORD

3 stops40h 09mMultiple Airlines

Deal found 14/9$776

Tue 14/1010:20SYD - ORD

1 stop20h 40mAir Canada

Deal found 15/9$875

Fri 12/1211:20SYD - ORD

3 stops36h 05mMultiple Airlines

Deal found 14/9$917

Sat 15/1114:15MEL - ORD

2 stops27h 44mMultiple Airlines

Deal found 15/9$924

Tue 7/1010:20SYD - ORD

1 stop20h 40mAir Canada

Deal found 15/9$944

Sun 26/1016:35SYD - ORD

1 stop32h 20mEtihad Airways

Deal found 13/9$945

Wed 15/1012:35BNE - ORD

1 stop40h 50mCathay Pacific

Deal found 13/9$986

Wed 19/1116:15MEL - ORD

3 stops49h 44mMultiple Airlines

Deal found 13/9$992

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

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Mon 6/10

10:00-20:06

2 stops49h 06m

Chicago O'Hare Intl

Mon 20/10

15:45-07:05

1 stop24h 20m

$1,148

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Tue 28/10

09:45-19:30

2 stops24h 45m

Chicago O'Hare Intl

Tue 4/11

08:00-08:45

2 stops32h 45m

$1,180

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Tue 7/10

10:20-15:00

1 stop19h 40m

Chicago O'Hare Intl

Tue 28/10

08:00-07:45

2 stops32h 45m

$1,189

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Tue 14/10

10:20-15:00

1 stop19h 40m

Chicago O'Hare Intl

Tue 21/10

08:40-07:05

2 stops31h 25m

$1,192

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Sun 26/10

09:45-14:41

1 stop19h 56m

Chicago O'Hare Intl

Mon 10/11

13:19-08:45

2 stops27h 26m

$1,231

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Tue 28/10

05:05-18:39

3 stops28h 34m

Chicago O'Hare Intl

Tue 4/11

14:40-08:45

2 stops26h 05m

$1,235

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Thu 13/11

10:45-20:00

2 stops25h 15m

Chicago O'Hare Intl

Sat 29/11

10:38-08:45

2 stops30h 07m

$1,262

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 29/10

10:20-08:00

2 stops37h 40m

Chicago O'Hare Intl

Wed 5/11

15:40-09:35

1 stop24h 55m

$1,322

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 6/10

10:20-15:00

1 stop20h 40m

Chicago O'Hare Intl

Thu 25/12

15:40-06:55

1 stop22h 15m

$1,333

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Mon 20/10

10:50-15:00

2 stops43h 40m

Chicago O'Hare Intl

Sat 8/11

15:40-10:10

2 stops50h 00m

$1,447

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 60 results

...

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.

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

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.

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

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Air New Zealand

8.0

Very Good

505 reviews

Air New Zealand

8.0

Very Good

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Qantas Airways

7.5

Good

905 reviews

Air New Zealand

8.0

Very Good

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

United Airlines

7.4

Good

8,929 reviews

Air New Zealand

8.0

Very Good

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

American Airlines

7.2

Good

10,000 reviews

Air New Zealand

8.0

Very Good

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Air Canada

7.1

Good

10,000 reviews

Air New Zealand

8.0

Very Good

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

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 24h. Fly via Air Canada, Air New Zealand, or Cathay Pacific to get the fastest option. There are 15937 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 Sydney Kingsford Smith - Chicago O'Hare Intl. You may also consider Melbourne - Chicago O'Hare Intl or Brisbane - 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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

Alternative routes for Australia to O'Hare Intl

Sydney to O'Hare Intl flights

Melbourne to O'Hare Intl flights

Sydney to Midway flights

Brisbane to O'Hare Intl flights

Melbourne to Midway flights

Perth to O'Hare Intl flights

Adelaide to O'Hare Intl flights

Cairns to O'Hare Intl flights

Brisbane to Midway flights

Townsville to O'Hare Intl flights

Top 10 airlines flying from Australia to O'Hare Intl

Airline	Cheapest	Average	Flexibility	On-time
Qantas Airways	Cheapest$955	Average$1,609	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Air New Zealand	Cheapest$1,152	Average$1,616	FlexibilityNo cancel fee	On-time78%	Search Air New Zealand flights
American Airlines	Cheapest$1,160	Average$1,715	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Air Canada	Cheapest$1,173	Average$1,738	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Cathay Pacific	Cheapest$1,460	Average$2,027	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
United Airlines	Cheapest$1,523	Average$2,223	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
ANA	Cheapest$1,577	Average$1,706	FlexibilityNo cancel fee	On-time80%	Search ANA flights
Japan Airlines	Cheapest$1,941	Average$2,232	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights
Virgin Australia	Cheapest$2,162	Average$2,765	FlexibilityNo cancel fee	On-time80%	Search Virgin Australia flights
Qatar Airways	Cheapest$2,449	Average$2,712	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways 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 $638

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 15/10. 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

Keep the following information in mind while searching for Australia to O'Hare Intl flight deals. Data was last updated 16 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 16 September 2025.

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 16 September 2025.

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

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

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

Find hourly flight availability from Australia to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 September 2025.

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

Find useful and relevant information for your journey from Australia to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 16 September 2025.

Top 10 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?

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

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

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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 16 September 2025.