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Cheap flights from Australia to Chicago from $779

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — CHI
10 Jun — 17 Jun1
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 11 May 2026.

Sat 6/609:45
MEL
-
ORD
1 stop25h 10m
Qantas Airways
Sat 13/614:59
ORD
-
MEL
1 stop23h 01m
Qantas Airways
Deal found 9/5$1,316
Wed 27/513:35
MEL
-
ORD
1 stop21h 46m
Qantas Airways
Wed 3/615:20
ORD
-
MEL
1 stop24h 25m
Qantas Airways
Deal found 7/5$1,317
Mon 1/609:45
MEL
-
ORD
1 stop25h 05m
Qantas Airways
Mon 22/608:05
ORD
-
MEL
1 stop31h 40m
Qantas Airways
Deal found 7/5$1,322
Fri 5/609:45
MEL
-
ORD
1 stop29h 13m
Qantas Airways
Fri 12/618:20
ORD
-
MEL
1 stop43h 40m
Qantas Airways
Deal found 8/5$1,326
Sat 16/509:45
MEL
-
ORD
1 stop22h 10m
American Airlines
Mon 1/615:20
ORD
-
MEL
1 stop24h 25m
American Airlines
Deal found 9/5$1,333
Mon 11/509:45
MEL
-
ORD
2 stops23h 15m
American Airlines
Tue 19/513:36
ORD
-
MEL
1 stop26h 09m
American Airlines
Deal found 7/5$1,334
Tue 19/509:45
MEL
-
ORD
1 stop22h 56m
American Airlines
Tue 2/606:51
ORD
-
MEL
1 stop32h 54m
American Airlines
Deal found 10/5$1,335
Fri 15/509:45
MEL
-
ORD
1 stop22h 56m
American Airlines
Thu 28/515:02
ORD
-
MEL
2 stops24h 43m
American Airlines
Deal found 11/5$1,337
Mon 1/609:45
MEL
-
ORD
2 stops23h 12m
American Airlines
Mon 22/617:10
ORD
-
MEL
1 stop22h 35m
American Airlines
Deal found 7/5$1,341
Fri 22/509:30
MEL
-
ORD
1 stop20h 05m
United Airlines
Wed 3/616:45
ORD
-
MEL
1 stop23h 45m
United Airlines
Deal found 9/5$1,348
Sun 10/510:00
MEL
-
MDW
2 stops23h 33m
Delta
Wed 20/512:53
MDW
-
MEL
2 stops27h 57m
Delta
Deal found 7/5$1,359
Wed 27/510:00
MEL
-
MDW
2 stops23h 33m
Delta
Wed 3/612:53
MDW
-
MEL
2 stops27h 57m
Delta
Deal found 7/5$1,360

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 11 May 2026.

Round-trip from

$1,316

One-way from

$779

Popular in

December

Cheapest in

August

Average price

$1,608
Qantas Airways
  • Qantas Airways
  • 6/6-13/6
  • 2 total stops
  • 48h 11m total
  • Australia to Chicago
Search Deals
25/8
  • 25/8
  • 2 total stops
  • 32h 04m total
  • Australia to Chicago
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 11 May 2026.
Use the filters below to find and compare flights from Australia to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Thu 21/5

10:55-20:05

2 stops24h 10m

Chicago O'Hare Intl

Sun 31/5

18:20-08:15

1 stop22h 55m

$1,348

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Thu 11/6

10:55-16:38

1 stop20h 43m

Chicago O'Hare Intl

Thu 18/6

08:51-08:15

2 stops32h 24m

$1,350

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Wed 10/6

09:30-14:35

1 stop20h 05m

Chicago O'Hare Intl

Wed 17/6

14:30-07:30

1 stop26h 00m

$1,357

SydneyChicago

SYD - MDW

SYDMDW

Sydney Kingsford Smith

Mon 19/10

10:15-18:37

2 stops24h 22m

Chicago Midway

Sat 31/10

13:00-07:30

2 stops26h 30m

$1,520

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Mon 8/6

06:00-19:28

2 stops27h 58m

Chicago O'Hare Intl

Mon 22/6

08:05-11:15

2 stops36h 40m

$1,792

SydneyChicago

SYD - MDW

SYDMDW

Sydney Kingsford Smith

Tue 25/8

09:15-18:33

2 stops24h 18m

Chicago Midway

Thu 1/10

13:00-06:50

2 stops26h 50m

$2,015

MelbourneChicago

MEL - MDW

MELMDW

Melbourne

Wed 10/6

10:00-22:17

2 stops27h 17m

Chicago Midway

Wed 17/6

12:50-07:50

2 stops28h 00m

$2,032

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 8/6

06:25-16:41

2 stops25h 16m

Chicago O'Hare Intl

Mon 15/6

15:50-06:55

1 stop24h 05m

$2,091

MelbourneChicago

MEL - MDW

MELMDW

Melbourne

Fri 5/6

10:00-21:09

2 stops26h 09m

Chicago Midway

Fri 12/6

12:50-07:50

2 stops28h 00m

$2,105

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Sun 4/10

00:05-13:55

1 stop28h 50m

Chicago O'Hare Intl

Mon 19/10

16:15-17:00

2 stops33h 45m

$2,181

Flights are sorted by cheapest return flights first.

Deals found on 6/5

Showing 1-10 of 60 resultsSorted by cheapest first
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2
3
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6

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

How far ahead should I book a flight from Australia to Chicago?

The best time to book flights from Australia to Chicago is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from Australia to Chicago (average of $170). Flying from Australia to Chicago in January is currently the most expensive (average of $1,161). 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 11 May 2026.
Read through reviews of airlines operating flights from Australia to Chicago, such as Air New Zealand,Qantas Airways, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
640 reviews
Check prices

Crew

8.5

Food

7.4

Overall

8.0

Entertainment

7.4

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air New Zealand
8.0
Very Good
640 reviews
Air New Zealand
8.0
Very Good
640 reviews
Check prices

Crew

8.5

Food

7.4

Overall

8.0

Entertainment

7.4

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Qantas Airways
7.5
Good
1,034 reviews
Air New Zealand
8.0
Very Good
640 reviews
Check prices

Crew

8.5

Food

7.4

Overall

8.0

Entertainment

7.4

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
United Airlines
7.4
Good
9,699 reviews
Air New Zealand
8.0
Very Good
640 reviews
Check prices

Crew

8.5

Food

7.4

Overall

8.0

Entertainment

7.4

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
American Airlines
7.1
Good
11,667 reviews
Air New Zealand
8.0
Very Good
640 reviews
Check prices

Crew

8.5

Food

7.4

Overall

8.0

Entertainment

7.4

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air Canada
7.1
Good
11,017 reviews
Air New Zealand
8.0
Very Good
640 reviews
Check prices

Crew

8.5

Food

7.4

Overall

8.0

Entertainment

7.4

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

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 United Airlines, Delta, and Qantas Airways fly from Australia to Chicago in about 24h 10m. The time it takes to get you to your destination can typically vary by up to 3h 48m. Airlines will cover a distance of 15546 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Australia to Chicago one-way?

    To fly one-way, consider booking your trip with Qantas Airways, which is currently one of the cheapest options available, starting at $692. American Airlines flights start at $963 while deals on United Airlines start at $1,003 one-way.

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

    Most travellers choose Sydney Kingsford Smith - Chicago O'Hare Intl, Sydney Kingsford Smith - Chicago Midway 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, September is the cheapest month in which you can book a flight from Australia to Chicago (average of $170). Flying from Australia to Chicago in January is currently the most expensive (average of $1,161). 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.

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 11 May 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 11 May 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$576Average$1,409FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qantas AirwaysCheapest$931Average$1,833FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,045Average$1,599FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,059Average$1,509FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
United AirlinesCheapest$1,211Average$1,892FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Cathay PacificCheapest$1,318Average$1,886FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
ANACheapest$1,449Average$1,706FlexibilityNo cancel feeOn-time80%
Search ANA flights
Japan AirlinesCheapest$1,784Average$2,378FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Virgin AustraliaCheapest$2,095Average$2,122FlexibilityNo cancel feeOn-time80%
Search Virgin Australia 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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