What airlines fly to Australia?

Qantas Airways, Air Canada and United Airlines are the top three most popular airlines that fly to Australia from Chicago according to our data. Qantas Airways is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 10 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Chicago to Australia?

Etihad Airways, Air Canada, and Delta are the most popular carriers operating from Chicago to Australia

When did momondo last update prices for flights from Chicago to Australia?

Prices for flights from Chicago to Australia were last updated today.

How many operators does momondo search for flights from Chicago to Australia?

The number of operators available for flights from Chicago to Australia is 10 as of July 2026.

How old do you have to be to fly from Chicago to Australia?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Australia.

What documentation or ID do you need to fly to Australia?

The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$599 Cheap Flights from Chicago to Australia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 7:05 am

ORD

BNE

24h 25m

1 stop

10:15 am - 2:43 pm

BNE

ORD

19h 28m

1 stop

$1,061Air Canada

Tue, Sep 8 - Tue, Sep 15

3:40 pm - 11:05 am

ORD

MEL

28h 25m

2 stops

8:40 pm - 2:36 pm

MEL

ORD

32h 56m

2 stops

$1,074Air Canada

Mon, Aug 10 - Mon, Aug 24

11:49 am - 5:00 am

ORD

BNE

26h 11m

1 stop

8:35 pm - 2:20 pm

BNE

ORD

32h 45m

1 stop

$1,077Qantas Airways

Tue, Sep 8 - Tue, Sep 15

3:54 pm - 5:00 am

ORD

MEL

22h 06m

1 stop

9:45 am - 5:47 pm

MEL

ORD

23h 02m

1 stop

$1,081Qantas Airways

Mon, Aug 10 - Mon, Aug 24

12:05 pm - 6:45 am

ORD

MEL

27h 40m

1 stop

9:45 am - 3:53 pm

MEL

ORD

21h 08m

1 stop

$1,108American Airlines

Tue, Sep 22 - Tue, Sep 29

3:20 pm - 6:45 am

ORD

MEL

24h 25m

1 stop

9:45 am - 4:49 pm

MEL

ORD

22h 04m

1 stop

$1,109American Airlines

Tue, Sep 22 - Tue, Sep 29

8:44 am - 7:05 am

ORD

BNE

31h 21m

2 stops

8:45 pm - 2:43 pm

BNE

ORD

32h 58m

2 stops

$1,111Multiple Airlines

Mon, Sep 7 - Sat, Sep 12

7:48 pm - 7:05 am

ORD

BNE

20h 17m

1 stop

8:45 pm - 2:43 pm

BNE

ORD

32h 58m

2 stops

$1,111Multiple Airlines

Mon, Sep 7 - Sat, Sep 12

4:12 pm - 7:30 am

ORD

MEL

24h 18m

2 stops

10:55 am - 9:29 pm

MEL

ORD

25h 34m

2 stops

$1,130United Airlines

Mon, Aug 10 - Mon, Aug 24

2:15 pm - 7:30 am

ORD

MEL

26h 15m

2 stops

10:55 am - 4:39 pm

MEL

ORD

20h 44m

1 stop

$1,130United Airlines

Mon, Aug 10 - Mon, Aug 24

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Air New Zealand flights from Chicago to Australia

Our best Air New Zealand deals on Chicago to Australia flight tickets

Air New Zealand

Aug 4

ORD8:40 amChicago O'Hare Intl

31h 40m

2 stops

SYD7:20 amSydney Kingsford Smith

Aug 19

SYD9:20 amSydney Kingsford Smith

39h 15m

2 stops

ORD9:35 amChicago O'Hare Intl

$1,458

Air New Zealand

Nov 2

ORD2:40 pmChicago O'Hare Intl

27h 40m

3 stops

CBR11:20 amCanberra

Nov 16

CBR8:50 amCanberra

28h 47m

3 stops

ORD8:37 pmChicago O'Hare Intl

$1,929

Qantas Airways flights from Chicago to Australia

Our best Qantas Airways deals on Chicago to Australia flight tickets

Qantas Airways

Sep 8

ORD11:49 amChicago O'Hare Intl

26h 11m

1 stop

BNE5:00 amBrisbane

Sep 15

BNE8:35 pmBrisbane

32h 45m

1 stop

ORD2:20 pmChicago O'Hare Intl

$1,077

Qantas Airways

Aug 10

ORD3:54 pmChicago O'Hare Intl

22h 06m

1 stop

MEL5:00 amMelbourne

Aug 24

MEL9:45 amMelbourne

23h 02m

1 stop

ORD5:47 pmChicago O'Hare Intl

$1,081

Qantas Airways

Aug 10

ORD3:54 pmChicago O'Hare Intl

22h 06m

1 stop

MEL5:00 amMelbourne

Aug 17

MEL1:35 pmMelbourne

21h 55m

1 stop

ORD8:30 pmChicago O'Hare Intl

$1,092

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Tue 9/8

3:40 pm-7:05 am

1 stop24h 25m

Brisbane

Tue 9/15

10:15 am-2:43 pm

1 stop19h 28m

$1,061

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 8/10

3:40 pm-11:05 am

2 stops28h 25m

Melbourne

Mon 8/24

8:40 pm-2:36 pm

2 stops32h 56m

$1,074

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Tue 9/8

11:49 am-5:00 am

1 stop26h 11m

Brisbane

Tue 9/15

8:35 pm-2:20 pm

1 stop32h 45m

$1,077

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 8/10

3:54 pm-5:00 am

1 stop22h 06m

Melbourne

Mon 8/24

9:45 am-5:47 pm

1 stop23h 02m

$1,081

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Tue 9/22

12:05 pm-6:45 am

1 stop27h 40m

Melbourne

Tue 9/29

9:45 am-3:53 pm

1 stop21h 08m

$1,108

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Tue 9/22

3:20 pm-6:45 am

1 stop24h 25m

Melbourne

Tue 9/29

9:45 am-4:49 pm

1 stop22h 04m

$1,109

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Mon 9/7

8:44 am-7:05 am

2 stops31h 21m

Brisbane

Sat 9/12

8:45 pm-2:43 pm

2 stops32h 58m

$1,111

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Mon 9/7

7:48 pm-7:05 am

1 stop20h 17m

Brisbane

Sat 9/12

8:45 pm-2:43 pm

2 stops32h 58m

$1,111

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 8/10

4:12 pm-7:30 am

2 stops24h 18m

Melbourne

Mon 8/24

10:55 am-9:29 pm

2 stops25h 34m

$1,130

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 8/10

2:15 pm-7:30 am

2 stops26h 15m

Melbourne

Mon 8/24

10:55 am-4:39 pm

1 stop20h 44m

$1,130

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Australia?

The month of February is, on average, the cheapest month to fly to Australia from Chicago, with most prices found around $1,262. If you aren’t able to travel during the month of February, then book flights to Australia from Chicago during June instead. Flights to Australia in June, while not as cheap as those in February, still average around $1,318.

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

You are more likely to see cheaper flights to Australia from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,432 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Chicago for as low as $1,165 on momondo.

Can stopping save me money on Chicago to Australia flights?

You could potentially save up to 14% on your flight if you consider stops on a Chicago to Australia flight.

Cheap Chicago to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Australia

Fastest flight time	20h 20m
Direct flights	None

The fastest flight from Chicago to Australia takes 20h 20m

There are no direct flights from Chicago to Australia. There are no popular flight routes from Chicago to Australia.

Search flight deals

Frequently asked questions about flying from Chicago to Australia

When did momondo last update prices for flights from Chicago to Australia?
Prices for flights from Chicago to Australia were last updated today.
How many operators does momondo search for flights from Chicago to Australia?
The number of operators available for flights from Chicago to Australia is 10 as of July 2026.
How old do you have to be to fly from Chicago to Australia?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Chicago to Australia

Compare and see reviews for airlines that fly from Chicago to Australia with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $261	Free Cancellation	Rating 7.8 8,481 reviews	Search Delta flights
Air Canada	PriceFrom $712	Free Cancellation	Rating 7.1 11,398 reviews	Search Air Canada flights
Fiji Airways	PriceFrom $716	Free Cancellation	Rating 8.0 249 reviews	Search Fiji Airways flights
Qantas Airways	PriceFrom $837	Free Cancellation	Rating 7.5 1,068 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $844	Free Cancellation	Rating 7.1 11,840 reviews	Search American Airlines flights
United Airlines	PriceFrom $870	Free Cancellation	Rating 7.4 10,045 reviews	Search United Airlines flights
ANA	PriceFrom $1,209	Free Cancellation	Rating 8.3 1,283 reviews	Search ANA flights
Air New Zealand	PriceFrom $1,264	Free Cancellation	Rating 8.0 655 reviews	Search Air New Zealand flights
Qatar Airways	PriceFrom $1,298	Free Cancellation	Rating 7.3 3,743 reviews	Search Qatar Airways flights
Cathay Pacific	PriceFrom $1,560	Free Cancellation	Rating 7.6 1,431 reviews	Search Cathay Pacific flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Australia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Australia from Chicago.

Can I find flights from Chicago to Australia with flexible booking policies on momondo?

Flights from Chicago to Australia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Chicago to Australia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Australia.

I’m not ready to book a flight from Chicago to Australia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.