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Cheap flights from Australia to Chicago from $627

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 16/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — CHI
5 Mar — 12 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Chicago

Enter your travel dates to find the best prices.

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 3 February 2026.

Tue 17/319:40
BNE
-
ORD
2 stops35h 08m
American Airlines
Wed 1/409:25
ORD
-
BNE
1 stop28h 35m
American Airlines
Deal found 3/2$1,306
Wed 18/209:40
BNE
-
ORD
2 stops39h 51m
American Airlines
Sat 21/220:21
ORD
-
BNE
1 stop40h 39m
American Airlines
Deal found 1/2$1,309
Wed 8/410:00
BNE
-
ORD
2 stops44h 15m
Air Canada
Wed 22/412:50
ORD
-
BNE
2 stops27h 15m
Air Canada
Deal found 1/2$1,334
Sun 15/210:45
BNE
-
ORD
1 stop19h 56m
Air Canada
Wed 18/215:35
ORD
-
BNE
2 stops49h 10m
Air Canada
Deal found 31/1$1,357
Thu 19/305:35
BNE
-
ORD
2 stops24h 06m
Air Canada
Thu 26/315:35
ORD
-
BNE
1 stop25h 10m
Air Canada
Deal found 1/2$1,358
Sun 12/410:00
BNE
-
ORD
2 stops46h 01m
Air Canada
Sun 19/408:40
ORD
-
BNE
2 stops31h 25m
Air Canada
Deal found 1/2$1,413
Wed 15/409:45
MEL
-
ORD
1 stop35h 05m
Multiple Airlines
Wed 27/506:00
ORD
-
MEL
1 stop33h 45m
Multiple Airlines
Deal found 3/2$1,416
Wed 18/210:45
BNE
-
ORD
2 stops28h 08m
Air Canada
Sat 21/210:35
ORD
-
BNE
2 stops30h 10m
Air Canada
Deal found 31/1$1,423
Thu 5/307:10
MEL
-
ORD
2 stops24h 31m
Air Canada
Wed 22/415:40
ORD
-
MEL
2 stops28h 25m
Air Canada
Deal found 1/2$1,423
Thu 16/417:50
SYD
-
ORD
1 stop27h 00m
Multiple Airlines
Mon 18/521:20
ORD
-
SYD
1 stop43h 10m
Multiple Airlines
Deal found 2/2$1,435
Thu 19/307:15
MEL
-
ORD
2 stops23h 26m
Air Canada
Thu 26/315:35
ORD
-
MEL
2 stops29h 40m
Air Canada
Deal found 1/2$1,446
Sat 25/413:15
SYD
-
ORD
2 stops31h 35m
Multiple Airlines
Sat 9/506:00
ORD
-
SYD
1 stop34h 30m
Multiple Airlines
Deal found 31/1$1,448

Find flight deals from Australia to Chicago

Keep the following information in mind while searching for Australia to Chicago flight deals. Data was last updated 3 February 2026.

Round-trip from

$1,306

One-way from

$627

Popular in

December

Cheapest in

March

Average price

$1,456
American Airlines
  • American Airlines
  • 17/3-1/4
  • 3 total stops
  • 63h 43m total
  • Australia to Chicago
Search Deals
16/5
  • 16/5
  • 3 total stops
  • 31h 01m total
  • Australia to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($375 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($67 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 3 February 2026.
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

Tue 17/3

19:40-15:48

2 stops35h 08m

Chicago O'Hare Intl

Wed 1/4

09:25-05:00

1 stop28h 35m

$1,306

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Wed 18/2

09:40-09:31

2 stops39h 51m

Chicago O'Hare Intl

Sat 21/2

20:21-05:00

1 stop40h 39m

$1,308

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Wed 8/4

10:00-15:15

2 stops44h 15m

Chicago O'Hare Intl

Wed 22/4

12:50-07:05

2 stops27h 15m

$1,334

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Sun 15/2

10:45-20:10

2 stops25h 25m

Chicago O'Hare Intl

Wed 18/2

15:35-08:45

2 stops49h 10m

$1,357

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Thu 19/3

05:35-14:41

2 stops24h 06m

Chicago O'Hare Intl

Thu 26/3

15:35-07:45

1 stop25h 10m

$1,358

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 19/3

06:00-14:41

2 stops24h 11m

Chicago O'Hare Intl

Thu 26/3

13:55-16:10

3 stops34h 45m

$1,475

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Wed 15/4

08:35-23:28

2 stops29h 53m

Chicago O'Hare Intl

Wed 27/5

15:55-10:55

2 stops28h 00m

$1,489

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Thu 5/3

11:30-14:55

1 stop20h 25m

Chicago O'Hare Intl

Wed 22/4

12:43-07:30

2 stops27h 47m

$1,518

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 23/2

11:20-23:47

1 stop29h 27m

Chicago O'Hare Intl

Tue 10/3

20:21-09:00

1 stop20h 39m

$1,524

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Mon 1/6

09:45-15:48

1 stop21h 03m

Chicago O'Hare Intl

Mon 22/6

15:50-05:00

1 stop22h 10m

$1,558

Flights are sorted by cheapest return flights first.

Deals found on 3/2

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 return 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, May is the cheapest month in which you can book a flight from Australia to Chicago (average of $873). Flying from Australia to Chicago in December is currently the most expensive (average of $1,488). 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 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 3 February 2026.
Read through reviews of airlines operating flights from Australia to Chicago, such as Air New Zealand, Cathay Pacific, andQantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
578 reviews
Check prices

Boarding

8.2

Food

7.4

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air New Zealand
8.0
Very Good
578 reviews
Air New Zealand
8.0
Very Good
578 reviews
Check prices

Boarding

8.2

Food

7.4

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Cathay Pacific
7.6
Good
1,159 reviews
Air New Zealand
8.0
Very Good
578 reviews
Check prices

Boarding

8.2

Food

7.4

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Qantas Airways
7.5
Good
986 reviews
Air New Zealand
8.0
Very Good
578 reviews
Check prices

Boarding

8.2

Food

7.4

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
United Airlines
7.4
Good
9,236 reviews
Air New Zealand
8.0
Very Good
578 reviews
Check prices

Boarding

8.2

Food

7.4

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air Canada
7.1
Good
10,685 reviews
Air New Zealand
8.0
Very Good
578 reviews
Check prices

Boarding

8.2

Food

7.4

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane

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.

  • How long is the flight from Australia to Chicago?

    Airlines like American Airlines, Air Canada, and Air New Zealand fly from Australia to Chicago in about 24h 11m. The time it takes to get you to your destination can typically vary by up to 10h 57m. Airlines will cover a distance of 15937 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Most travellers choose Sydney Kingsford Smith - Chicago O'Hare Intl, Perth - Chicago O'Hare Intl or Melbourne - Chicago O'Hare Intl when deciding on the best route from Australia to Chicago.

  • 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 holiday 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, May is the cheapest month in which you can book a flight from Australia to Chicago (average of $873). Flying from Australia to Chicago in December is currently the most expensive (average of $1,488). 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

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Fly from Australia to Chicago on these airlines

Choose from the following airlines for your flight from Australia to Chicago. Flights are based on user searches made on Cheapflights and were last updated on 3 February 2026.
Air Canada flights from Australia to Chicago
Air New Zealand flights from Australia to Chicago

Top 9 airlines flying from Australia to Chicago

Discover the top 9 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 647,157 searches. Data last updated 3 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$912Average$1,493FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,090Average$1,629FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,105Average$1,560FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
American AirlinesCheapest$1,112Average$1,470FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Cathay PacificCheapest$1,400Average$1,943FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
United AirlinesCheapest$1,423Average$2,035FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
ANACheapest$1,512Average$1,631FlexibilityNo cancel feeOn-time80%
Search ANA flights
Japan AirlinesCheapest$1,861Average$2,285FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qatar AirwaysCheapest$2,348Average$3,025FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Australia to Chicago?

Deals for Australia to Chicago flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Australia to Chicago?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Australia to Chicago for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Australia to Chicago with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Australia to Chicago flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Australia to Chicago become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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