Australia

$463+ Cheap flights from Chicago (CHI) 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SYD
12월 27 — 1월 31
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Cheap flight deals from Chicago to Australia

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 12월 22, 2024.

Round-trip from

$866
(Justfly.com)

One-way from

$463
(American Airlines)
From Chicago (CHI) to Australia
One-way flight from Chicago (CHI) to Australia

Find flight deals from Chicago to Australia

Cheapest flights from Chicago to Australia
Explore the most affordable flight options available from Chicago to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12월 22, 2024.

This Justfly.com deal was found by Cheapflights users on 12/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
금 12/278:25 pmORD - SYD
1 stop43h 35mQantas Airways
목 1/1611:15 amSYD - ORD
1 stop25h 16mQantas Airways
Deal found 12/21$866
This American Airlines deal was found by Cheapflights users on 12/21. 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.
수 12/252:14 pmORD - SYD
2 stops23h 21mAmerican Airlines
금 12/279:25 pmSYD - ORD
1 stop25h 21mAmerican Airlines
Deal found 12/21$868
This Justfly.com deal was found by Cheapflights users on 12/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
수 12/257:18 pmORD - MEL
2 stops28h 47mQantas Airways
금 12/279:00 pmMEL - ORD
2 stops43h 10mQantas Airways
Deal found 12/21$1,215
This Jetabroad deal was found by Cheapflights users on 12/21. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
월 12/238:25 pmORD - SYD
1 stop43h 35mMultiple Airlines
토 12/2810:15 pmSYD - ORD
2 stops31h 44mMultiple Airlines
Deal found 12/21$1,226
This Justfly.com deal was found by Cheapflights users on 12/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
월 12/302:58 pmORD - PER
2 stops31h 27mQantas Airways
금 1/311:20 pmPER - ORD
2 stops40h 39mQantas Airways
Deal found 12/20$1,277
This oojo deal was found by Cheapflights users on 12/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
일 12/228:25 pmORD - BNE
2 stops53h 25mQantas Airways
목 12/266:05 amBNE - ORD
2 stops27h 24mQantas Airways
Deal found 12/21$1,353
This Gurufare deal was found by Cheapflights users on 12/21. 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.
화 12/249:00 amORD - CNS
2 stops39h 50mQantas Airways
토 1/1812:35 pmCNS - ORD
2 stops43h 24mQantas Airways
Deal found 12/21$1,400
This Travelocity deal was found by Cheapflights users on 12/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
수 12/257:18 pmORD - CNS
2 stops26h 12mMultiple Airlines
금 12/276:20 pmCNS - ORD
2 stops44h 50mMultiple Airlines
Deal found 12/21$1,468
This Orbitz deal was found by Cheapflights users on 12/21. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
일 12/228:25 pmORD - BNE
2 stops49h 05mMultiple Airlines
목 12/269:40 amBNE - ORD
1 stop19h 19mMultiple Airlines
Deal found 12/21$1,497
This Justfly.com deal was found by Cheapflights users on 12/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
화 12/249:50 amORD - SYD
2 stops30h 45mAir Canada
일 12/2911:20 amSYD - ORD
3 stops40h 34mAir Canada
Deal found 12/21$1,530
This oojo deal was found by Cheapflights users on 12/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
일 12/227:18 pmORD - ADL
2 stops56h 42mQantas Airways
일 12/2912:55 pmADL - ORD
2 stops26h 45mQantas Airways
Deal found 12/21$1,607
This United Airlines deal was found by Cheapflights users on 12/21. 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.
목 12/266:15 amORD - SYD
1 stop33h 50mUnited Airlines
일 1/124:15 pmSYD - ORD
1 stop24h 04mUnited Airlines
Deal found 12/21$1,746

Find flights from Chicago to Australia within your budget

Customize your flight search to find flights from Chicago 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 12월 22, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

수 2/5

3:20 pm-7:25 am

1 stop23h 05m

Sydney Kingsford Smith

수 2/12

11:15 am-5:38 pm

2 stops23h 23m

$866

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

일 3/9

7:13 pm-9:00 am

1 stop21h 47m

Sydney Kingsford Smith

토 3/22

5:25 pm-11:59 pm

1 stop22h 34m

$869

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

월 2/3

5:40 pm-9:00 am

1 stop22h 20m

Sydney Kingsford Smith

화 2/11

11:15 am-3:59 pm

1 stop21h 44m

$870

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

월 2/24

5:40 pm-2:30 pm

2 stops28h 50m

Brisbane

화 3/11

6:10 am-3:55 pm

2 stops24h 45m

$1,011

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

월 3/17

3:16 pm-11:35 am

2 stops29h 19m

Brisbane

화 5/6

6:00 am-3:45 pm

2 stops24h 45m

$1,032

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

금 5/9

7:15 am-7:15 pm

2 stops45h 00m

Sydney Kingsford Smith

일 5/18

8:55 pm-4:59 am

2 stops47h 04m

$1,042

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

월 2/3

8:35 pm-12:00 pm

2 stops47h 25m

Cairns

월 2/10

12:45 pm-6:05 am

2 stops33h 20m

$1,058

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

금 3/28

2:13 pm-5:00 am

1 stop23h 47m

Brisbane

토 4/5

10:00 pm-12:10 pm

1 stop29h 10m

$1,108

ChicagoCanberra

ORD - CBR

ORDCBR

Chicago O'Hare Intl

화 2/4

5:40 pm-11:30 am

2 stops24h 50m

Canberra

화 2/11

9:10 am-2:25 pm

2 stops22h 15m

$1,125

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

일 6/1

3:30 pm-5:00 am

1 stop22h 30m

Melbourne

월 6/23

9:40 am-3:55 pm

1 stop21h 15m

$1,127

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

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

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

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

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

Currently, February is the cheapest month in which you can book a flight from Chicago to Australia (average of $1,051). Flying from Chicago 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 CHI to AU?

Find hourly flight availability from Chicago 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 12월 22, 2024.

When flying from Chicago 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 12월 22, 2024.
Read through reviews of airlines operating flights from Chicago to Australia, such as Fiji Airways, United Airlines and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.7
Very good
63 reviews

Food

7.7

Crew

9.0

Entertainment

7.2

Comfort

8.0

Boarding

8.6

Overall

8.7

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.

8.7
Very good
63 reviews
8.7
Very good
63 reviews

Food

7.7

Crew

9.0

Entertainment

7.2

Comfort

8.0

Boarding

8.6

Overall

8.7

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.

8.4
Very good
1,265 reviews
8.7
Very good
63 reviews

Food

7.7

Crew

9.0

Entertainment

7.2

Comfort

8.0

Boarding

8.6

Overall

8.7

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.

8.4
Very good
844 reviews
8.7
Very good
63 reviews

Food

7.7

Crew

9.0

Entertainment

7.2

Comfort

8.0

Boarding

8.6

Overall

8.7

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.

8.4
Very good
1,025 reviews
8.7
Very good
63 reviews

Food

7.7

Crew

9.0

Entertainment

7.2

Comfort

8.0

Boarding

8.6

Overall

8.7

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.

8.1
Very good
191 reviews
8.7
Very good
63 reviews

Food

7.7

Crew

9.0

Entertainment

7.2

Comfort

8.0

Boarding

8.6

Overall

8.7

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 Chicago 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 to Australia one-way?

    The cheapest airlines for a one-way flight from Chicago to Australia are American Airlines ($463), Qantas Airways ($521), and Fiji Airways ($618).

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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 to Australia?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Australia (average of $1,051). Flying from Chicago 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.

See more FAQs

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.

Alternative routes for Chicago to Australia

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

Top 9 airlines flying from Chicago to Australia

Discover the top 9 airlines that operate flights from Chicago 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 12월 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$630Average$1,478FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$679Average$991FlexibilityNo cancel feeOn-time71%
DeltaCheapest$851Average$983FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$916Average$1,906FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$956Average$1,393FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$1,138Average$1,402FlexibilityNo cancel feeOn-time72%
Air New ZealandCheapest$1,181Average$1,433FlexibilityNo 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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