O'Hare Intl

$596+ Cheap flights from Australia to O'Hare Intl (ORD)

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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ORD
Apr 3 — Apr 101
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Cheap flight deals from Australia to O'Hare Intl

Cheapest flights from Australia to O'Hare Intl
Explore the most affordable flight options available from Australia to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 4, 2026.

This Trip.com deal was found by Cheapflights users on 2/28. 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.
Fri 4/171:30 pm
MEL
-
ORD
2 stops24h 57m
Multiple Airlines
Mon 4/275:15 am
ORD
-
MEL
2 stops40h 10m
Multiple Airlines
Deal found 2/28$786
This Trip.com deal was found by Cheapflights users on 3/1. 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.
Thu 4/161:30 pm
MEL
-
ORD
2 stops24h 57m
Multiple Airlines
Thu 4/232:00 pm
ORD
-
MEL
2 stops31h 00m
Multiple Airlines
Deal found 3/1$862
This American Airlines deal was found by Cheapflights users on 3/3. 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.
Tue 3/178:40 am
BNE
-
ORD
2 stops42h 45m
American Airlines
Wed 4/14:44 pm
ORD
-
BNE
1 stop21h 16m
American Airlines
Deal found 3/3$866
This Trip.com deal was found by Cheapflights users on 3/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:00 am
SYD
-
ORD
2 stops32h 27m
Multiple Airlines
Fri 4/242:00 pm
ORD
-
SYD
2 stops30h 50m
Multiple Airlines
Deal found 3/3$923
This Trip.com deal was found by Cheapflights users on 3/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/111:30 pm
MEL
-
ORD
2 stops31h 20m
Multiple Airlines
Tue 6/1612:44 pm
ORD
-
MEL
2 stops32h 16m
Multiple Airlines
Deal found 3/3$940
This Gotogate deal was found by Cheapflights users on 3/1. 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 5/1210:00 am
BNE
-
ORD
2 stops39h 18m
Air Canada
Tue 5/263:40 pm
ORD
-
BNE
1 stop24h 25m
Air Canada
Deal found 3/1$941
This Gotogate deal was found by Cheapflights users on 3/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1610:15 am
BNE
-
ORD
1 stop19h 30m
Air Canada
Wed 4/2912:50 pm
ORD
-
BNE
2 stops27h 15m
Air Canada
Deal found 3/3$945
This Aunt Betty deal was found by Cheapflights users on 2/27. 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 4/137:05 pm
BNE
-
ORD
2 stops34h 40m
Air Canada
Mon 4/203:40 pm
ORD
-
BNE
1 stop24h 25m
Air Canada
Deal found 2/27$967
This Air Canada deal was found by Cheapflights users on 2/28. 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 4/148:45 pm
BNE
-
ORD
2 stops33h 00m
Air Canada
Tue 4/218:40 am
ORD
-
BNE
2 stops31h 25m
Air Canada
Deal found 2/28$976
This Booking.com deal was found by Cheapflights users on 3/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:45 pm
BNE
-
ORD
2 stops33h 00m
Air Canada
Wed 4/223:40 pm
ORD
-
BNE
1 stop24h 25m
Air Canada
Deal found 3/1$982
This Qantas Airways deal was found by Cheapflights users on 2/27. 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.
Mon 3/2312:00 pm
MEL
-
ORD
1 stop25h 35m
Qantas Airways
Wed 4/14:44 pm
ORD
-
MEL
1 stop22h 01m
Qantas Airways
Deal found 2/27$992
This Qantas Airways deal was found by Cheapflights users on 2/27. 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.
Mon 3/164:05 pm
MEL
-
ORD
1 stop23h 31m
Multiple Airlines
Wed 3/251:14 pm
ORD
-
MEL
1 stop23h 46m
Multiple Airlines
Deal found 2/27$994

Find flight deals from Australia to O'Hare Intl

Keep the following information in mind while searching for Australia to O'Hare Intl flight deals. Data was last updated March 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$786
(Trip.com)

One-way from

$596
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$862
Provider with most accurate pricing for Sydney Kingsford Smith-Chicago (CHI) flight deals.
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Chicago (CHI) flights.
From Australia to Chicago O'Hare Intl
One-way flight from Australia to Chicago O'Hare Intl
Highest demand for flights based on searches. 13% potential increase in price ($164 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Average for round-trip flights in March 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Australia to O'Hare Intl 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 4, 2026.
Use the filters below to find and compare flights from Australia to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Wed 3/18

12:00 pm-11:47 pm

1 stop27h 47m

Chicago O'Hare Intl

Wed 3/25

2:58 pm-5:00 am

1 stop22h 02m

$1,025

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Thu 3/19

10:30 am-2:55 pm

1 stop20h 25m

Chicago O'Hare Intl

Wed 5/20

4:00 pm-8:15 am

2 stops25h 15m

$1,062

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Tue 3/17

12:00 pm-5:02 pm

1 stop21h 02m

Chicago O'Hare Intl

Mon 3/23

9:15 pm-9:00 am

1 stop43h 45m

$1,062

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Mon 3/23

10:30 am-2:55 pm

1 stop20h 25m

Chicago O'Hare Intl

Wed 4/1

4:10 pm-8:30 am

2 stops24h 20m

$1,062

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Mon 4/20

9:20 pm-8:15 pm

2 stops37h 25m

Chicago O'Hare Intl

Sun 4/26

3:40 pm-11:50 am

2 stops29h 40m

$1,068

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Wed 6/3

10:00 am-9:20 pm

2 stops26h 20m

Chicago O'Hare Intl

Wed 6/17

3:50 pm-7:50 am

2 stops25h 00m

$1,069

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 3/18

7:55 pm-2:41 pm

2 stops34h 16m

Chicago O'Hare Intl

Sun 4/19

6:40 pm-11:50 am

3 stops50h 40m

$1,070

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Wed 3/25

10:30 am-5:00 pm

2 stops22h 30m

Chicago O'Hare Intl

Fri 5/1

2:20 pm-7:30 am

2 stops26h 10m

$1,097

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Thu 4/16

10:55 am-11:28 pm

2 stops27h 33m

Chicago O'Hare Intl

Thu 4/23

6:20 pm-8:15 am

1 stop22h 55m

$1,124

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Sat 6/13

10:55 am-8:24 pm

1 stop24h 29m

Chicago O'Hare Intl

Sat 7/18

9:33 pm-8:15 am

1 stop43h 42m

$1,129

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Australia to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl Airport

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

Currently, May is the cheapest month in which you can book a flight from Australia to Chicago O'Hare Intl Airport (average of $607). Flying from Australia to Chicago O'Hare Intl Airport in December is currently the most expensive (average of $1,061). 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.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated March 4, 2026.
Read through reviews of airlines operating flights from Australia to Chicago O'Hare Intl Airport, such as Japan Airlines, Qantas Airways, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.3

Food

7.7

Boarding

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.

Overall

8.3

Food

7.7

Boarding

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.

Overall

8.3

Food

7.7

Boarding

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.

Overall

8.3

Food

7.7

Boarding

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.

Overall

8.3

Food

7.7

Boarding

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.

Related info for your journey

Find useful and relevant information for your journey from Australia to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Australia to Chicago O'Hare Intl Airport?

    Airlines like Qantas Airways, United Airlines, and Delta fly from Australia to Chicago O'Hare Intl Airport in about 20h 25m. The time it takes to get you to your destination can typically vary by up to 7h 22m. Australia and Chicago O'Hare Intl Airport are separated by a distance of 9660 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with Qantas Airways, which is currently one of the cheapest options available, starting at $408. American Airlines flights start at $469 while deals on Air Canada start at $530 one-way.

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

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Australia to Chicago O'Hare Intl Airport (average of $607). Flying from Australia to Chicago O'Hare Intl Airport in December is currently the most expensive (average of $1,061). 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Naperville
Gurnee
Hoffman Estates
Beloit
Delavan
Des Plaines
Elgin
Downers Grove
Lake Geneva
Elk Grove Village
Skokie
Oak Brook
South Holland
Libertyville
Oakbrook Terrace
Waukegan
Warrenville
Bridgeview

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Alternative routes for Australia to O'Hare Intl

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

Top 4 airlines flying from Australia to O'Hare Intl

Discover the top 4 airlines that operate flights from Australia to O'Hare Intl. 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 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$692Average$1,007FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$795Average$1,212FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$862Average$1,101FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$973Average$976FlexibilityNo cancel feeOn-time79%

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