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O'Hare Intl

$501+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ORD
May 16 — May 231
Sat 5/16
Sat 5/23
1 adult, Economy
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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 April 16, 2026.

This Trip.com deal was found by Cheapflights users on 4/15. 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 5/81:30 pm
MEL
-
ORD
2 stops31h 29m
Multiple Airlines
Sun 5/317:15 am
ORD
-
MEL
2 stops38h 10m
Multiple Airlines
Deal found 4/15$1,062
This Trip.com deal was found by Cheapflights users on 4/14. 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.
Sat 5/91:15 pm
SYD
-
ORD
2 stops31h 44m
Multiple Airlines
Sun 5/317:15 am
ORD
-
SYD
2 stops37h 35m
Multiple Airlines
Deal found 4/14$1,093
This Trip.com deal was found by Cheapflights users on 4/12. 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.
Fri 5/11:15 pm
SYD
-
ORD
2 stops31h 35m
Multiple Airlines
Sat 5/166:55 am
ORD
-
SYD
3 stops48h 15m
Multiple Airlines
Deal found 4/12$1,097
This Trip.com deal was found by Cheapflights users on 4/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/271:15 pm
SYD
-
ORD
3 stops46h 17m
Multiple Airlines
Wed 6/36:55 am
ORD
-
SYD
3 stops37h 55m
Multiple Airlines
Deal found 4/11$1,101
This FlightHub deal was found by Cheapflights users on 4/14. 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.
Tue 9/811:45 am
SYD
-
ORD
2 stops32h 00m
ANA
Fri 9/115:45 pm
ORD
-
SYD
1 stop34h 25m
ANA
Deal found 4/14$1,143
This ANA deal was found by Cheapflights users on 4/13. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:25 pm
SYD
-
ORD
1 stop35h 55m
ANA
Mon 11/168:00 pm
ORD
-
SYD
2 stops31h 15m
ANA
Deal found 4/13$1,162
This Bravofly deal was found by Cheapflights users on 4/12. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:45 pm
SYD
-
ORD
2 stops32h 20m
ANA
Thu 10/225:45 pm
ORD
-
SYD
1 stop34h 25m
ANA
Deal found 4/12$1,174
This Trip.com deal was found by Cheapflights users on 4/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/111:15 pm
SYD
-
ORD
3 stops46h 17m
Multiple Airlines
Mon 5/188:30 am
ORD
-
SYD
3 stops36h 35m
Multiple Airlines
Deal found 4/11$1,191
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/35:50 pm
SYD
-
ORD
1 stop27h 14m
Multiple Airlines
Tue 6/239:13 pm
ORD
-
SYD
1 stop43h 17m
Multiple Airlines
Deal found 4/14$1,201
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/195:50 pm
SYD
-
ORD
1 stop27h 49m
Multiple Airlines
Tue 5/268:46 pm
ORD
-
SYD
1 stop43h 44m
Multiple Airlines
Deal found 4/15$1,218
This Trip.com deal was found by Cheapflights users on 4/13. 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.
Sun 5/171:30 pm
MEL
-
ORD
2 stops31h 29m
Multiple Airlines
Sun 6/147:15 am
ORD
-
MEL
2 stops38h 10m
Multiple Airlines
Deal found 4/13$1,224
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:50 pm
SYD
-
ORD
1 stop27h 44m
Multiple Airlines
Thu 6/49:20 am
ORD
-
SYD
2 stops35h 30m
Multiple Airlines
Deal found 4/13$1,242

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 April 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,062
(Trip.com)

One-way from

$501
(Kiwi.com)

Popular in

April

Cheapest in

August

Average price

$1,592
Provider with most accurate pricing for Sydney Kingsford Smith-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Chicago (CHI) flights.
Search Deals
From Australia to Chicago O'Hare Intl
Search Deals
One-way flight from Australia to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 April 16, 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

Cheapest round-trip

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Thu 5/28

11:55 am-9:45 pm

2 stops24h 50m

Chicago O'Hare Intl

Thu 6/4

6:02 pm-10:40 am

2 stops25h 38m

$1,440

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Sat 5/16

3:40 pm-2:20 pm

2 stops37h 40m

Chicago O'Hare Intl

Sat 6/6

2:00 pm-4:50 pm

1 stop35h 50m

$1,497

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Fri 5/29

10:00 am-6:05 pm

2 stops23h 05m

Chicago O'Hare Intl

Fri 6/5

11:09 am-7:50 am

2 stops29h 41m

$1,500

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Sun 5/31

10:00 am-6:05 pm

2 stops23h 05m

Chicago O'Hare Intl

Sun 6/7

7:59 pm-7:50 am

2 stops44h 51m

$1,518

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Thu 5/28

1:30 pm-9:15 pm

2 stops22h 45m

Chicago O'Hare Intl

Thu 6/4

5:10 pm-12:00 pm

2 stops27h 50m

$1,580

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Tue 5/19

9:30 am-11:01 pm

2 stops52h 31m

Chicago O'Hare Intl

Tue 5/26

8:46 pm-5:00 am

1 stop41h 14m

$1,583

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 5/7

8:45 pm-1:13 pm

3 stops31h 28m

Chicago O'Hare Intl

Wed 5/20

5:44 pm-6:50 pm

2 stops34h 06m

$1,591

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Wed 6/10

10:00 am-5:20 pm

1 stop22h 20m

Chicago O'Hare Intl

Tue 7/21

8:21 pm-7:50 am

2 stops44h 29m

$1,649

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Sun 8/23

11:35 am-11:59 pm

2 stops27h 24m

Chicago O'Hare Intl

Sun 9/6

6:50 pm-10:35 am

2 stops24h 45m

$1,650

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Wed 8/12

9:30 am-2:36 pm

1 stop20h 06m

Chicago O'Hare Intl

Sun 9/6

7:40 am-8:15 am

1 stop33h 35m

$1,722

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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, June is the cheapest month in which you can book a flight from Australia to Chicago O'Hare Intl Airport (average of $190). Flying from Australia to Chicago O'Hare Intl Airport in January is currently the most expensive (average of $995). 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 April 16, 2026.
Read through reviews of airlines operating flights from Australia to Chicago O'Hare Intl Airport, such as Japan Airlines,Qantas Airways, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,783 reviews

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Boarding

8.4

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.
Japan Airlines
8.3
Very good
1,783 reviews
Japan Airlines
8.3
Very good
1,783 reviews

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Boarding

8.4

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.
Qantas Airways
7.5
Good
1,019 reviews
Japan Airlines
8.3
Very good
1,783 reviews

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Boarding

8.4

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.
United Airlines
7.4
Good
9,601 reviews
Japan Airlines
8.3
Very good
1,783 reviews

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Boarding

8.4

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.
Air Canada
7.1
Good
10,932 reviews
Japan Airlines
8.3
Very good
1,783 reviews

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Boarding

8.4

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 Fiji Airways, Air New Zealand, and Air Canada fly from Australia to Chicago O'Hare Intl Airport in about 24h 50m. The time it takes to get you to your destination can typically vary by up to 9h 30m. Australia and Chicago O'Hare Intl Airport are separated by a distance of 8897 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 Air Canada, which is currently one of the cheapest options available, starting at $553. American Airlines flights start at $772 while deals on Qantas Airways start at $796 one-way.

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

    The most popular flight routes from Australia to Chicago O'Hare Intl Airport are Sydney Kingsford Smith - Chicago O'Hare Intl, Melbourne - Chicago O'Hare Intl and Brisbane - Chicago O'Hare Intl.

  • 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, June is the cheapest month in which you can book a flight from Australia to Chicago O'Hare Intl Airport (average of $190). Flying from Australia to Chicago O'Hare Intl Airport in January is currently the most expensive (average of $995). 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
Rosemont
Schaumburg
Lake Geneva
Gurnee
Naperville
Delavan
Downers Grove
Oakbrook Terrace
Des Plaines
Hoffman Estates
Oak Brook
South Holland
Libertyville
Benton Harbor
Elk Grove Village
Elgin
Warrenville
Bridgeview
Great Lakes
Lansing

Browse thousands of different options on Cheapflights for your next trip

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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.
Sydney to O'Hare Intl flights
Melbourne to O'Hare Intl flights
Brisbane to O'Hare Intl flights
Auckland to O'Hare Intl flights
Adelaide to O'Hare Intl flights

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 April 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$795Average$1,155FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$862Average$1,089FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$970Average$1,012FlexibilityNo cancel feeOn-time74%
Japan AirlinesCheapest$973Average$976FlexibilityNo cancel feeOn-time79%

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