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$553+ Cheap flights from Australia to Chicago (CHI)

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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — CHI
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Australia to Chicago

Keep the following information in mind while searching for Australia to Chicago flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$950
(Air Canada)

One-way from

$553
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$917
Provider with most accurate pricing for Sydney Kingsford Smith-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Chicago (CHI) flights.
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From Australia to Chicago (CHI)
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One-way flight from Australia to Chicago (CHI)
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Highest demand for flights based on searches. 14% potential increase in price ($182 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Australia to Chicago

Cheapest flights from Australia to Chicago
Explore the most affordable flight options available from Australia to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Air Canada deal was found by Cheapflights users on 3/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1010:20 amBNE - ORD
2 stops41h 25mAir Canada
Tue 6/178:40 amORD - BNE
2 stops31h 25mAir Canada
Deal found 3/29$950
This Mytrip deal was found by Cheapflights users on 3/29. 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.
Wed 5/141:15 pmSYD - ORD
2 stops32h 27mMultiple Airlines
Wed 5/216:59 pmORD - SYD
2 stops25h 46mMultiple Airlines
Deal found 3/29$971
This Gotogate deal was found by Cheapflights users on 3/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/229:20 amSYD - ORD
2 stops44h 27mAir Canada
Wed 6/43:35 pmORD - SYD
1 stop24h 45mAir Canada
Deal found 3/30$1,022
This Air Canada deal was found by Cheapflights users on 3/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/97:10 amMEL - ORD
2 stops28h 53mAir Canada
Mon 10/203:40 pmORD - MEL
2 stops30h 40mAir Canada
Deal found 3/30$1,039
This BYOjet deal was found by Cheapflights users on 3/31. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/97:10 amMEL - ORD
2 stops28h 53mMultiple Airlines
Mon 10/209:04 amORD - MEL
2 stops36h 16mMultiple Airlines
Deal found 3/31$1,062
This Mix&Match deal was found by Cheapflights users on 3/29. 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 Mix&Match is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/28:35 amMEL - ORD
2 stops29h 38mAir New Zealand
Mon 8/254:35 pmORD - MEL
2 stops27h 15mAir New Zealand
Deal found 3/29$1,145
This BYOjet deal was found by Cheapflights users on 3/31. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/812:45 amMEL - ORD
1 stop29h 40mCathay Pacific
Mon 10/204:00 pmORD - MEL
1 stop28h 15mCathay Pacific
Deal found 3/31$1,161
This Gotogate deal was found by Cheapflights users on 3/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/110:20 pmSYD - ORD
1 stop32h 05mCathay Pacific
Fri 4/44:00 pmORD - SYD
1 stop27h 50mCathay Pacific
Deal found 3/30$1,193
This BYOjet deal was found by Cheapflights users on 3/29. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/27:25 amMEL - ORD
1 stop23h 35mJapan Airlines
Sun 8/241:30 amORD - MEL
2 stops40h 20mJapan Airlines
Deal found 3/29$1,205
This BYOjet deal was found by Cheapflights users on 3/31. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/312:25 pmPER - ORD
2 stops33h 40mJapan Airlines
Sun 9/71:05 amORD - PER
2 stops34h 35mJapan Airlines
Deal found 3/31$1,283
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/219:30 amMEL - ORD
1 stop20h 12mUnited Airlines
Wed 5/284:40 pmORD - MEL
1 stop23h 50mUnited Airlines
Deal found 3/31$1,301
This Aunt Betty deal was found by Cheapflights users on 3/30. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/511:55 pmBNE - ORD
1 stop29h 30mCathay Pacific
Sat 5/104:00 pmORD - BNE
1 stop39h 25mCathay Pacific
Deal found 3/30$1,303

Cheapflights Fare Finder

Customize your flight search to find flights from Australia to Chicago 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 March 31, 2025.
Use the filters below to find and compare flights from Australia to Chicago that are best for you.

Fly from

Australia

Fly to

Chicago

Route

Depart

Return

Price

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Tue 6/10

10:20 am-12:45 pm

2 stops41h 25m

Chicago O'Hare Intl

Tue 6/17

8:40 am-7:05 am

2 stops31h 25m

$950

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 5/14

1:15 pm-6:42 am

2 stops32h 27m

Chicago O'Hare Intl

Wed 5/21

6:59 pm-11:45 am

2 stops25h 46m

$971

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 5/22

9:20 am-2:47 pm

2 stops44h 27m

Chicago O'Hare Intl

Wed 6/4

3:35 pm-7:20 am

1 stop24h 45m

$1,022

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Mon 6/2

8:35 am-11:13 pm

2 stops29h 38m

Chicago O'Hare Intl

Mon 8/25

4:35 pm-10:50 am

2 stops27h 15m

$1,145

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Sat 5/24

12:55 pm-11:05 pm

2 stops25h 10m

Chicago O'Hare Intl

Wed 5/28

6:10 am-12:15 pm

2 stops39h 05m

$1,171

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Mon 6/2

2:25 pm-2:25 pm

1 stop39h 00m

Chicago O'Hare Intl

Mon 8/25

4:00 pm-11:15 am

1 stop28h 15m

$1,176

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Tue 8/12

6:00 am-2:49 pm

2 stops23h 49m

Chicago O'Hare Intl

Mon 12/22

3:40 pm-3:45 pm

2 stops31h 05m

$1,191

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Mon 6/2

7:25 am-4:00 pm

1 stop23h 35m

Chicago O'Hare Intl

Sun 8/24

1:30 am-8:50 am

2 stops40h 20m

$1,205

PerthChicago

PER - ORD

PERORD

Perth

Wed 9/3

12:25 pm-9:05 am

2 stops33h 40m

Chicago O'Hare Intl

Sun 9/7

1:05 am-12:40 am

2 stops34h 35m

$1,283

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 5/6

9:50 pm-2:25 pm

1 stop31h 35m

Chicago O'Hare Intl

Sat 5/24

4:00 pm-10:50 am

1 stop27h 50m

$1,291

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 results
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Best time to book a flight from Australia to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Australia 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.

Cheapflights Insights

Everything you need to know about your flight from Australia to Chicago

What is the cheapest month to book a flight from Australia to Chicago?

Currently, August is the cheapest month in which you can book a flight from Australia to Chicago (average of $245). Flying from Australia to Chicago in March is currently the most expensive (average of $323). 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 AU to CHI?

Find hourly flight availability from Australia to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

When flying from Australia to Chicago, 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 Chicago by month

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

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

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

If weather is an important factor for your trip to Chicago, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated March 31, 2025.
Read reviews from past customers who have flown Air Tahiti Nui, EVA Air and Korean Air from Australia to Chicago. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Comfort

8.0

Overall

8.7

Crew

9.1

Boarding

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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
8.7
Very good
61 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Comfort

8.0

Overall

8.7

Crew

9.1

Boarding

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.
EVA Air
8.4
Very good
1,170 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Comfort

8.0

Overall

8.7

Crew

9.1

Boarding

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.
Korean Air
8.4
Very good
1,051 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Comfort

8.0

Overall

8.7

Crew

9.1

Boarding

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.
Japan Airlines
8.3
Very good
1,440 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Comfort

8.0

Overall

8.7

Crew

9.1

Boarding

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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
8.3
Very good
831 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Comfort

8.0

Overall

8.7

Crew

9.1

Boarding

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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 Australia to Chicago. 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 Australia to Chicago one-way?

    One-way options have recently been found by users for as low as $703 on EVA Air. Other airlines that offer cheap prices include Cathay Pacific from $787 and Air Canada from $828 one-way.

  • What are the most popular routes from Australia to Chicago?

    The most popular route from Australia to Chicago is Sydney Kingsford Smith - Chicago O'Hare Intl. You may also consider Brisbane - Chicago O'Hare Intl or Sydney Kingsford Smith - Chicago Midway.

  • Can I find deals for flights from Australia to Chicago that include hotel bookings?

    Yes. In addition to deals on Australia to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Australia to Chicago?

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

  • Can I find deals for business class flights from Australia to Chicago?

    Yes. Cheapflights offers flight deals from Australia to Chicago 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?

    Currently, August is the cheapest month in which you can book a flight from Australia to Chicago (average of $245). Flying from Australia to Chicago in March is currently the most expensive (average of $323). 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

Traveling to a place near Australia?

Book flights to Australia if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Australia to Chicago

Discover the top 3 airlines that operate flights from Australia to Chicago. 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$631Average$894FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$884Average$1,272FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,080Average$1,489FlexibilityNo cancel feeOn-time69%
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