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Cheap flights from Australia to Chicago from $612

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — CHI
22 Aug — 29 Aug1
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 23 July 2026.

Sat 15/809:45
MEL
-
ORD
1 stop25h 14m
Qantas Airways
Sat 22/811:49
ORD
-
MEL
1 stop27h 56m
Qantas Airways
Deal found 19/7$1,315
Wed 9/913:15
SYD
-
MDW
3 stops36h 43m
Multiple Airlines
Sun 13/907:25
MDW
-
SYD
3 stops37h 25m
Multiple Airlines
Deal found 20/7$1,319
Wed 5/809:45
MEL
-
ORD
1 stop22h 06m
Qantas Airways
Sat 22/817:16
ORD
-
MEL
1 stop22h 29m
Qantas Airways
Deal found 20/7$1,326
Thu 23/709:45
MEL
-
ORD
2 stops26h 45m
American Airlines
Wed 5/811:29
ORD
-
MEL
2 stops26h 31m
American Airlines
Deal found 19/7$1,339
Thu 23/709:45
MEL
-
ORD
1 stop28h 15m
Qantas Airways
Wed 5/814:57
ORD
-
MEL
1 stop23h 03m
Qantas Airways
Deal found 19/7$1,341
Sat 15/809:45
MEL
-
ORD
1 stop22h 44m
Qantas Airways
Fri 11/912:05
ORD
-
MEL
1 stop27h 40m
Qantas Airways
Deal found 21/7$1,346
Wed 5/809:45
MEL
-
ORD
2 stops23h 16m
American Airlines
Sat 22/815:22
ORD
-
MEL
1 stop24h 23m
American Airlines
Deal found 20/7$1,359
Mon 3/810:55
MEL
-
ORD
2 stops24h 45m
United Airlines
Mon 31/818:20
ORD
-
MEL
1 stop22h 55m
United Airlines
Deal found 19/7$1,371
Sat 15/813:30
MEL
-
ORD
2 stops24h 30m
American Airlines
Sat 22/817:16
ORD
-
MEL
1 stop22h 29m
American Airlines
Deal found 19/7$1,381
Sun 23/811:30
MEL
-
ORD
1 stop23h 30m
American Airlines
Sun 30/819:00
ORD
-
MEL
2 stops24h 20m
American Airlines
Deal found 20/7$1,384
Sun 23/809:30
MEL
-
ORD
1 stop20h 06m
Multiple Airlines
Sun 30/816:20
ORD
-
MEL
1 stop24h 55m
Multiple Airlines
Deal found 20/7$1,391
Fri 24/709:45
MEL
-
ORD
1 stop23h 27m
American Airlines
Sun 2/817:10
ORD
-
MEL
2 stops26h 25m
American Airlines
Deal found 19/7$1,396

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 23 July 2026.

Round-trip from

$1,315

One-way from

$612

Popular in

May

Cheapest in

October

Average price

$1,897
Qantas Airways
  • Qantas Airways
  • 15/8-22/8
  • 2 total stops
  • 53h 10m total
  • Australia to Chicago
Search Deals
7/9
  • 7/9
  • 2 total stops
  • 32h 02m total
  • Australia to Chicago
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($208 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 23 July 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

SydneyChicago

SYD - MDW

SYDMDW

Sydney Kingsford Smith

Wed 9/9

13:15-10:58

3 stops36h 43m

Chicago Midway

Sun 13/9

07:25-11:50

3 stops37h 25m

$1,319

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Wed 5/8

10:55-19:05

2 stops23h 10m

Chicago O'Hare Intl

Sat 22/8

16:20-08:15

2 stops24h 55m

$1,447

SydneyChicago

SYD - MDW

SYDMDW

Sydney Kingsford Smith

Thu 6/8

13:15-09:51

3 stops35h 36m

Chicago Midway

Wed 19/8

06:05-11:50

3 stops38h 45m

$1,478

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 6/8

06:25-23:30

2 stops32h 05m

Chicago O'Hare Intl

Sun 23/8

10:30-09:45

2 stops32h 15m

$1,694

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Thu 27/8

22:15-21:10

1 stop37h 55m

Chicago O'Hare Intl

Sat 29/8

00:30-20:00

1 stop28h 30m

$1,967

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 20/8

06:00-17:47

2 stops26h 47m

Chicago O'Hare Intl

Sat 29/8

17:16-10:45

2 stops26h 29m

$1,997

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 9/9

09:30-09:20

2 stops38h 50m

Chicago O'Hare Intl

Thu 10/9

15:35-06:55

1 stop24h 20m

$2,012

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 3/8

17:50-06:17

1 stop27h 27m

Chicago O'Hare Intl

Mon 17/8

21:13-07:30

1 stop43h 17m

$2,035

CoolangattaChicago

OOL - ORD

OOLORD

Coolangatta Gold Coast

Sat 5/9

11:25-14:20

2 stops65h 55m

Chicago O'Hare Intl

Sat 12/9

16:00-15:05

2 stops56h 05m

$2,043

CoolangattaChicago

OOL - ORD

OOLORD

Coolangatta Gold Coast

Thu 27/8

07:00-21:16

2 stops29h 16m

Chicago O'Hare Intl

Mon 31/8

07:00-15:05

2 stops41h 05m

$2,052

Flights are sorted by cheapest return flights first.

Deals found on 21/7

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $1,611). Flying from Australia to Chicago in December is currently the most expensive (average of $1,994). 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.

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

The best time to book flights from Australia to Chicago is 53 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.

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 23 July 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
654 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

8.0

Food

7.5

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Air New Zealand
8.0
Very Good
654 reviews
Air New Zealand
8.0
Very Good
654 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

8.0

Food

7.5

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Qantas Airways
7.5
Good
1,067 reviews
Air New Zealand
8.0
Very Good
654 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

8.0

Food

7.5

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
United Airlines
7.4
Good
10,024 reviews
Air New Zealand
8.0
Very Good
654 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

8.0

Food

7.5

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
American Airlines
7.1
Good
11,832 reviews
Air New Zealand
8.0
Very Good
654 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

8.0

Food

7.5

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Air Canada
7.1
Good
11,371 reviews
Air New Zealand
8.0
Very Good
654 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

8.0

Food

7.5

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

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, Qantas Airways, and EVA Air fly from Australia to Chicago in about 23h 10m. The time it takes to get you to your destination can typically vary by up to 14h 45m. 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 most popular routes from Australia to Chicago?

    Most travellers choose Sydney Kingsford Smith - Chicago O'Hare Intl, Melbourne - Chicago O'Hare Intl or Sydney Kingsford Smith - Chicago Midway 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 $1,611). Flying from Australia to Chicago in December is currently the most expensive (average of $1,994). 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 23 July 2026.
Air Canada flights from Australia to Chicago
Air New Zealand flights from Australia to Chicago

Top 8 airlines flying from Australia to Chicago

Discover the top 8 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 23 July 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$597Average$1,544FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qantas AirwaysCheapest$1,038Average$1,949FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,084Average$1,705FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,256Average$1,910FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air New ZealandCheapest$1,345Average$1,574FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Japan AirlinesCheapest$1,396Average$2,850FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Cathay PacificCheapest$1,702Average$1,993FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Virgin AustraliaCheapest$2,173Average$2,201FlexibilityNo 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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