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$415+ Cheap flights from O'Hare Intl (ORD) to Australia

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SYD
Jan 22 — Jan 291
Wed 1/22
Wed 1/29
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Australia

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Australia (AU0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 17, 2025.

Round-trip from

$802
(Cheapflightsfares)

One-way from

$415
(American Airlines)
From Chicago O'Hare Intl to Australia
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One-way flight from Chicago O'Hare Intl to Australia
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Find flight deals from O'Hare Intl to Australia

Cheapest flights from O'Hare Intl to Australia
Explore the most affordable flight options available from O'Hare Intl to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/158:13 amORD - BNE
1 stop29h 47mQantas Airways
Wed 3/268:05 amBNE - ORD
1 stop20h 01mQantas Airways
Deal found 1/16$802
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/213:17 pmORD - BNE
1 stop21h 43mAmerican Airlines
Fri 2/2810:00 pmBNE - ORD
1 stop22h 56mAmerican Airlines
Deal found 1/16$810
This Flighttix deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/21:16 pmORD - BNE
2 stops23h 44mBritish Airways
Sun 3/910:00 pmBNE - ORD
2 stops22h 20mBritish Airways
Deal found 1/16$812
This Qantas Airways deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/299:45 amORD - BNE
1 stop27h 15mMultiple Airlines
Wed 2/510:00 pmBNE - ORD
1 stop24h 05mMultiple Airlines
Deal found 1/15$837
This Cheapflightsfares deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/253:20 pmORD - SYD
1 stop23h 05mQantas Airways
Thu 5/89:10 amSYD - ORD
1 stop29h 18mQantas Airways
Deal found 1/16$848
This Flighttix deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/22:13 pmORD - SYD
1 stop24h 12mBritish Airways
Sun 3/95:25 pmSYD - ORD
1 stop22h 34mBritish Airways
Deal found 1/15$854
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/104:56 pmORD - SYD
2 stops24h 04mAmerican Airlines
Tue 3/2511:15 amSYD - ORD
1 stop24h 28mAmerican Airlines
Deal found 1/16$855
This Ovago deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/272:14 pmORD - OOL
2 stops27h 56mQantas Airways
Fri 2/76:00 amOOL - ORD
2 stops24h 25mQantas Airways
Deal found 1/16$876
This Kissandfly.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/18:35 amORD - OOL
2 stops41h 15mMultiple Airlines
Sat 3/86:00 amOOL - ORD
2 stops24h 00mMultiple Airlines
Deal found 1/15$879
This American Airlines deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/282:10 pmORD - OOL
2 stops29h 30mAmerican Airlines
Mon 5/127:00 amOOL - ORD
2 stops27h 21mAmerican Airlines
Deal found 1/14$881
This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1311:35 amORD - SYD
2 stops32h 25mMultiple Airlines
Thu 2/272:00 pmSYD - ORD
2 stops32h 28mMultiple Airlines
Deal found 1/15$894
This Gurufare deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:06 pmORD - CBR
2 stops28h 14mQantas Airways
Tue 9/26:40 pmCBR - ORD
2 stops26h 34mQantas Airways
Deal found 1/16$899

Find flights from O'Hare Intl to Australia within your budget

Customize your flight search to find flights from O'Hare Intl to Australia 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, Cheapflights users made 2,558,603 searches. Data last updated January 17, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Sat 3/15

2:13 pm-5:00 am

1 stop23h 47m

Brisbane

Wed 3/26

8:05 am-1:06 pm

1 stop20h 01m

$801

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Sat 3/1

9:50 am-5:00 am

1 stop27h 10m

Brisbane

Sat 3/8

10:00 pm-6:25 am

1 stop24h 25m

$807

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Wed 2/5

7:18 am-5:00 am

1 stop29h 42m

Brisbane

Wed 2/12

10:00 pm-6:05 am

1 stop24h 05m

$815

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Thu 1/30

2:14 pm-7:25 am

1 stop24h 11m

Sydney Kingsford Smith

Wed 2/5

11:15 am-3:59 pm

1 stop21h 44m

$848

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Wed 2/5

11:12 am-10:10 am

2 stops30h 58m

Brisbane

Wed 2/12

11:20 am-6:07 am

3 stops34h 47m

$849

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Fri 2/28

8:50 am-7:25 am

1 stop29h 35m

Sydney Kingsford Smith

Sun 3/9

9:25 pm-11:16 am

1 stop29h 51m

$853

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sun 3/2

2:13 pm-7:25 am

1 stop24h 12m

Sydney Kingsford Smith

Sun 3/9

5:25 pm-10:59 pm

1 stop22h 34m

$854

ChicagoCoolangatta

ORD - OOL

ORDOOL

Chicago O'Hare Intl

Mon 1/27

2:14 pm-10:10 am

2 stops27h 56m

Coolangatta Gold Coast

Fri 2/7

6:00 am-2:25 pm

2 stops24h 25m

$876

ChicagoCoolangatta

ORD - OOL

ORDOOL

Chicago O'Hare Intl

Sat 3/1

8:35 am-5:50 pm

2 stops41h 15m

Coolangatta Gold Coast

Sat 3/8

6:00 am-2:00 pm

2 stops24h 00m

$879

ChicagoCoolangatta

ORD - OOL

ORDOOL

Chicago O'Hare Intl

Mon 4/28

2:10 pm-10:40 am

2 stops29h 30m

Coolangatta Gold Coast

Mon 5/12

7:00 am-7:21 pm

2 stops27h 21m

$881

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 60 results
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Best time to book a flight from O'Hare Intl to Australia

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

Travel insights for flights from O'Hare Intl to Australia

Get recent, data-driven insights about flights from O'Hare Intl to Australia including ideal travel times, pricing trends, and more.

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

Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Australia (average of $1,051). Flying from Chicago O'Hare Intl Airport to Australia in December is currently the most expensive (average of $1,643). 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.

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

Find hourly flight availability from O'Hare Intl to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 17, 2025.

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

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated January 17, 2025.
Read reviews from past customers who have flown British Airways, Fiji Airways and Alaska Airlines from Chicago to Australia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Crew

9.1

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui
8.8
Very good
62 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Crew

9.1

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

ANA
8.4
Very good
847 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Crew

9.1

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Emirates
8.1
Very good
3,350 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Crew

9.1

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Singapore Airlines
8.1
Very good
1,327 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Crew

9.1

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Fiji Airways
8.1
Very good
187 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Crew

9.1

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

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

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Australia one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $415. However, be on the lookout for offers from Qantas Airways and Fiji Airways, as they are both options that can get you from Chicago O'Hare Intl Airport to Australia for a low price.

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

    While some choose either Chicago O'Hare Intl - Melbourne or Chicago O'Hare Intl - Brisbane, Chicago O'Hare Intl - Sydney Kingsford Smith is the most popular route from Chicago O'Hare Intl Airport to Australia.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to Australia 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 Chicago O'Hare Intl Airport to Australia?

    Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Australia (average of $1,051). Flying from Chicago O'Hare Intl Airport to Australia in December is currently the most expensive (average of $1,643). 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.

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Alternative routes for O'Hare Intl to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from O'Hare Intl to Australia

Discover the top 10 airlines that operate flights from O'Hare Intl to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$618Average$1,422FlexibilityNo cancel feeOn-time74%
ANACheapest$679Average$1,011FlexibilityNo cancel feeOn-time80%
American AirlinesCheapest$679Average$970FlexibilityNo cancel feeOn-time71%
DeltaCheapest$851Average$978FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$916Average$1,901FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$952Average$1,400FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$1,138Average$1,402FlexibilityNo cancel feeOn-time72%
Air New ZealandCheapest$1,181Average$1,421FlexibilityNo cancel feeOn-time78%
Singapore AirlinesCheapest$1,421Average$1,704FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,700Average$1,903FlexibilityNo cancel feeOn-time68%
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