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$430+ 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SYD
Nov 9 — Nov 161
1 adult
Sat 11/9
Sat 11/16
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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 November 4, 2024.

This Qantas Airways deal was found by Cheapflights users on 11/4. 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.
Sat 12/74:45 pmORD - BNE
1 stop21h 30mQantas Airways
Mon 12/309:40 amBNE - ORD
1 stop21h 41mQantas Airways
Deal found 11/4$714
This Orbitz deal was found by Cheapflights users on 11/4. 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.
Mon 12/94:45 pmORD - BNE
1 stop21h 30mMultiple Airlines
Mon 12/166:10 amBNE - ORD
2 stops27h 20mMultiple Airlines
Deal found 11/4$885
This oojo deal was found by Cheapflights users on 11/4. 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.
Mon 12/25:00 pmORD - SYD
1 stop23h 00mQantas Airways
Fri 12/611:15 amSYD - ORD
1 stop25h 20mQantas Airways
Deal found 11/4$957
This KAYAK deal was found by Cheapflights users on 11/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/55:10 pmORD - CBR
2 stops26h 55mQantas Airways
Sat 12/146:30 amCBR - ORD
2 stops26h 06mQantas Airways
Deal found 11/3$994
This Gurufare deal was found by Cheapflights users on 11/3. 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.
Tue 12/33:15 pmORD - CNS
2 stops30h 35mQantas Airways
Tue 12/106:00 amCNS - ORD
2 stops27h 34mQantas Airways
Deal found 11/3$1,010
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 11/59:49 amORD - SYD
1 stop28h 36mAmerican Airlines
Tue 11/1211:50 amSYD - ORD
2 stops22h 09mAmerican Airlines
Deal found 11/4$1,039
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 11/208:40 amORD - BNE
1 stop28h 20mAmerican Airlines
Mon 12/210:00 pmBNE - ORD
1 stop23h 02mAmerican Airlines
Deal found 11/3$1,144
This Justfly.com deal was found by Cheapflights users on 11/4. 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.
Wed 11/276:49 pmORD - PER
2 stops36h 51mQantas Airways
Wed 12/410:55 pmPER - ORD
2 stops34h 40mQantas Airways
Deal found 11/4$1,286
This Mytrip deal was found by Cheapflights users on 11/3. 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 11/205:15 amORD - SYD
3 stops35h 20mMultiple Airlines
Tue 11/262:00 pmSYD - ORD
3 stops31h 35mMultiple Airlines
Deal found 11/3$1,295
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 12/412:25 pmORD - MEL
2 stops26h 10mAmerican Airlines
Tue 12/108:30 amMEL - ORD
2 stops24h 06mAmerican Airlines
Deal found 11/3$1,347
This oojo deal was found by Cheapflights users on 11/3. 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.
Tue 12/35:00 pmORD - TSV
2 stops35h 55mQantas Airways
Tue 12/106:00 amTSV - ORD
2 stops24h 15mQantas Airways
Deal found 11/3$1,355
This Priceline deal was found by Cheapflights users on 11/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/126:50 pmORD - MEL
2 stops26h 45mQantas Airways
Tue 12/246:25 pmMEL - ORD
2 stops35h 34mQantas Airways
Deal found 11/4$1,357

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 2,455,398 searches. Data last updated November 4, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Sat 2/8

3:20 pm-5:00 am

1 stop21h 40m

$448

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Mon 1/20

3:20 pm-7:25 am

1 stop23h 05m

$462

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Thu 11/7

5:00 pm-9:00 am

1 stop23h 00m

$535

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Wed 1/22

12:45 pm-6:20 am

1 stop24h 35m

$785

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Mon 1/20

7:05 am-8:35 am

2 stops32h 30m

$790

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sun 11/10

7:15 am-10:30 am

2 stops34h 15m

$812

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Thu 11/7

12:01 pm-8:20 pm

3 stops63h 19m

$902

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Sat 4/19

9:04 am-7:00 am

1 stop30h 56m

$956

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 12/1

2:40 pm-10:45 pm

1 stop42h 05m

$971

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Sat 4/19

6:45 pm-7:30 am

2 stops45h 45m

$567

Flights are sorted by cheapest first

Deals found on 11/3

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 $1,066). Flying from Chicago to Australia in December is currently the most expensive (average of $1,334). 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 November 4, 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 November 4, 2024.
Read through reviews of airlines operating flights from Chicago to Australia, such as American Airlines, Delta and Singapore Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
68 reviews

Overall

8.7

Boarding

8.5

Entertainment

7.2

Crew

8.9

Comfort

8.0

Food

7.7

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.

Air Tahiti Nui
8.7
Very good
68 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Overall

8.7

Boarding

8.5

Entertainment

7.2

Crew

8.9

Comfort

8.0

Food

7.7

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.

Korean Air
8.5
Very good
1,034 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Overall

8.7

Boarding

8.5

Entertainment

7.2

Crew

8.9

Comfort

8.0

Food

7.7

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.

EVA Air
8.4
Very good
1,326 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Overall

8.7

Boarding

8.5

Entertainment

7.2

Crew

8.9

Comfort

8.0

Food

7.7

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.

ANA
8.4
Very good
831 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Overall

8.7

Boarding

8.5

Entertainment

7.2

Crew

8.9

Comfort

8.0

Food

7.7

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.

Japan Airlines
8.3
Very good
1,453 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Overall

8.7

Boarding

8.5

Entertainment

7.2

Crew

8.9

Comfort

8.0

Food

7.7

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.

  • Can I find flights from Chicago to Australia for under $700 on Cheapflights?

    Yes, there are multiple flights from Chicago to Australia for under $700. The cheapest flight booked recently is on Qantas Airways for just $673, but on average you can expect to pay $1,006.

  • Are there last-minute flights available from Chicago to Australia for under $900?

    There are currently 20+ open flights from Chicago to Australia within the next 7 days for less than $900.

  • 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 Qantas Airways ($430), American Airlines ($462), and Air Canada ($728).

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

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

  • What does ORD to SYD mean?

    ORD stands for Chicago O'Hare Intl Airport, while SYD stands for Sydney Kingsford Smith Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Ready for more IATA code knowledge? These are related airports for your current travel destination: Melbourne Airport (MEL), Brisbane Airport (BNE), Perth Airport (PER), Adelaide Airport (ADL), Coolangatta Gold Coast Airport (OOL).

  • Can I find deals for flights from Chicago to Australia that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Australia flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to Australia with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Australia flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Chicago to Australia that allow pets onboard?

    Many airlines flying from Chicago to Australia offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to Australia?

    Yes, you can often find last-minute deals on Chicago to Australia flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to Australia flight deals updated?

    The Chicago to Australia flight deals you see on this page were last updated on 11/4.

  • 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 $1,066). Flying from Chicago to Australia in December is currently the most expensive (average of $1,334). 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

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Alternative routes for Chicago to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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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 2,455,398 searches. Data last updated November 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$247Average$1,429FlexibilityNo cancel feeOn-time71%
Qantas AirwaysCheapest$849Average$1,666FlexibilityNo cancel feeOn-time74%
DeltaCheapest$853Average$984FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$915Average$1,619FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$958Average$1,444FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$1,138Average$1,394FlexibilityNo cancel feeOn-time72%
Air New ZealandCheapest$1,210Average$1,639FlexibilityNo cancel feeOn-time78%
Singapore AirlinesCheapest$1,583Average$1,706FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,700Average$1,747FlexibilityNo cancel feeOn-time68%
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