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$499+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — CHI
juin 17 — juin 241
mar. 6/17
mar. 6/24
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 juin 12, 2025.

Round-trip from

$954
(Gotogate)

One-way from

$499
(Trip.com)

Popular in

December

Cheapest in

March

Average price

$1,087
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. 19% potential increase in price ($250 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in June 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 juin 12, 2025.

This Gotogate deal was found by Cheapflights users on 6/9. 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.
lun. 7/2111:55 pmBNE - ORD
1 stop29h 30mCathay Pacific
lun. 7/284:00 pmORD - BNE
1 stop28h 05mCathay Pacific
Deal found 6/9$954
This Trip.com deal was found by Cheapflights users on 6/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 8/141:15 pmSYD - ORD
2 stops24h 31mMultiple Airlines
jeu. 9/46:20 amORD - SYD
2 stops38h 55mMultiple Airlines
Deal found 6/12$1,046
This Cathay Pacific deal was found by Cheapflights users on 6/10. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/2111:55 pmBNE - ORD
1 stop29h 30mMultiple Airlines
lun. 7/284:00 pmORD - BNE
2 stops46h 15mMultiple Airlines
Deal found 6/10$1,065
This BYOjet deal was found by Cheapflights users on 6/12. 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.
ven. 11/1412:05 pmMEL - ORD
2 stops24h 51mAir New Zealand
ven. 11/283:43 pmORD - MEL
2 stops26h 07mAir New Zealand
Deal found 6/12$1,086
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/219:25 amSYD - MDW
2 stops23h 14mDelta
lun. 8/1812:43 pmMDW - SYD
2 stops26h 52mDelta
Deal found 6/12$1,093
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/219:25 amSYD - ORD
2 stops22h 25mDelta
mer. 8/202:15 pmORD - SYD
2 stops25h 20mDelta
Deal found 6/12$1,093
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 6/138:55 pmSYD - ORD
1 stop26h 45mANA
jeu. 7/319:05 amORD - SYD
2 stops43h 10mANA
Deal found 6/12$1,098
This American Airlines deal was found by Cheapflights users on 6/12. 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.
ven. 11/1412:00 pmMEL - ORD
1 stop41h 06mAmerican Airlines
ven. 11/282:25 pmORD - MEL
2 stops29h 10mAmerican Airlines
Deal found 6/12$1,121
This American Airlines deal was found by Cheapflights users on 6/12. 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.
lun. 8/49:10 amSYD - ORD
1 stop23h 32mAmerican Airlines
lun. 8/256:00 amORD - SYD
1 stop34h 05mAmerican Airlines
Deal found 6/12$1,129
This Mytrip deal was found by Cheapflights users on 6/11. 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.
sam. 7/199:35 pmPER - ORD
1 stop30h 20mANA
mer. 7/307:40 pmORD - PER
2 stops59h 20mANA
Deal found 6/11$1,133
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/2110:15 pmBNE - ORD
1 stop37h 55mEVA Air
dim. 7/2712:30 amORD - BNE
1 stop28h 30mEVA Air
Deal found 6/10$1,133
This BYOjet deal was found by Cheapflights users on 6/9. 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.
mar. 7/299:45 amBNE - ORD
2 stops28h 27mAir New Zealand
mer. 8/67:10 amORD - BNE
2 stops34h 20mAir New Zealand
Deal found 6/9$1,147

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 juin 12, 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

lun. 7/21

11:55 pm-2:25 pm

1 stop29h 30m

Chicago O'Hare Intl

lun. 7/28

4:00 pm-11:05 am

1 stop28h 05m

$954

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

jeu. 8/14

1:15 pm-10:46 pm

2 stops24h 31m

Chicago O'Hare Intl

jeu. 9/4

6:20 am-12:15 pm

2 stops38h 55m

$1,046

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

lun. 7/21

11:55 pm-2:25 pm

1 stop29h 30m

Chicago O'Hare Intl

lun. 7/28

4:00 pm-5:15 am

2 stops46h 15m

$1,065

MelbourneChicago

MEL - ORD

MELORD

Melbourne

ven. 11/14

12:05 pm-7:56 pm

2 stops24h 51m

Chicago O'Hare Intl

ven. 11/28

3:43 pm-10:50 am

2 stops26h 07m

$1,086

SydneyChicago

SYD - MDW

SYDMDW

Sydney Kingsford Smith

lun. 7/21

9:25 am-5:39 pm

2 stops23h 14m

Chicago Midway

lun. 8/18

12:43 pm-6:35 am

2 stops26h 52m

$1,093

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

lun. 7/21

9:25 am-4:50 pm

2 stops22h 25m

Chicago O'Hare Intl

mer. 8/20

2:15 pm-6:35 am

2 stops25h 20m

$1,093

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

lun. 8/4

8:55 pm-8:40 am

1 stop26h 45m

Chicago O'Hare Intl

lun. 8/25

8:20 pm-7:15 pm

2 stops31h 55m

$1,115

MelbourneChicago

MEL - ORD

MELORD

Melbourne

ven. 11/14

12:00 pm-12:06 pm

1 stop41h 06m

Chicago O'Hare Intl

ven. 11/28

2:25 pm-12:35 pm

2 stops29h 10m

$1,121

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

lun. 8/4

9:10 am-5:42 pm

1 stop23h 32m

Chicago O'Hare Intl

lun. 8/25

6:00 am-7:05 am

1 stop34h 05m

$1,129

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

lun. 7/21

10:15 pm-9:10 pm

1 stop37h 55m

Chicago O'Hare Intl

dim. 7/27

12:30 am-8:00 pm

1 stop28h 30m

$1,133

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 $321). 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 juin 12, 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 juin 12, 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
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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
64 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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
1,202 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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
1,088 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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
1,489 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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
882 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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 $666 on Cathay Pacific. Other airlines that offer cheap prices include American Airlines from $760 and EVA Air from $766 one-way.

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

    The most popular route from Australia to Chicago is Melbourne - Chicago O'Hare Intl. You may also consider Sydney Kingsford Smith - 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 $321). 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
Lansing
Benton Harbor
Porter
Hammond
Valparaiso
Chesterton

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Australia to Chicago

Discover the top 4 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 juin 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$631Average$894FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$884Average$1,243FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$985Average$1,247FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,080Average$1,463FlexibilityNo cancel feeOn-time69%

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