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

Cathay Pacific is the most popular carrier operating from Chicago to Perth

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

Prices for flights from Chicago to Perth Airport refresh daily.

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

As of September 2026, there are 2 operators available to choose from for flights from Chicago to Perth Airport.

How old do you have to be to fly from Chicago to Perth Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Perth Airport.

What documentation or ID do you need to fly to Perth Airport?

The travel and health documents required for your trip to Perth Airport 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 Perth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$521 Cheap Flights from Chicago to Perth in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Perth

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:45 pm - 7:20 amORD Chicago O'Hare Intl-PER Perth

42h 35m1 stop Manila Ninoy Aquino Intl

8:35 am - 4:55 pmPER Perth-ORD Chicago O'Hare Intl

22h 20m1 stop Manila Ninoy Aquino Intl

$1,226Philippine Airlines

Mon, Nov 9 - Mon, Nov 16

10:45 pm - 7:20 amORD Chicago O'Hare Intl-PER Perth

42h 35m1 stop Manila Ninoy Aquino Intl

8:35 am - 5:02 amPER Perth-ORD Chicago O'Hare Intl

34h 27m2 stops Manila Ninoy Aquino Intl Los Angeles

$1,314Multiple Airlines

Mon, Nov 9 - Mon, Nov 16

7:50 pm - 6:45 pmORD Chicago O'Hare Intl-PER Perth

33h 55m1 stop Doha Hamad Intl

12:30 pm - 3:30 pmPER Perth-ORD Chicago O'Hare Intl

40h 00m2 stops Melbourne Doha Hamad Intl

$1,471Qatar Airways

Sun, Oct 25 - Sun, Nov 1

10:25 am - 4:50 pmORD Chicago O'Hare Intl-PER Perth

41h 25m2 stops Los Angeles Auckland Intl

6:50 pm - 10:59 pmPER Perth-ORD Chicago O'Hare Intl

42h 09m2 stops Auckland Intl Los Angeles

$1,529Air New Zealand

Sat, Oct 31 - Tue, Nov 17

6:50 pm - 6:45 pmORD Chicago O'Hare Intl-PER Perth

33h 55m1 stop Doha Hamad Intl

1:20 pm - 2:30 pmPER Perth-ORD Chicago O'Hare Intl

39h 10m2 stops Brisbane Doha Hamad Intl

$1,536Qatar Airways

Sun, Nov 8 - Sun, Nov 15

6:50 pm - 10:00 pmORD Chicago O'Hare Intl-PER Perth

37h 10m2 stops Doha Hamad Intl Melbourne

10:45 pm - 2:30 pmPER Perth-ORD Chicago O'Hare Intl

29h 45m1 stop Doha Hamad Intl

$1,571Qatar Airways

Wed, Nov 11 - Wed, Nov 18

8:45 am - 4:50 pmORD Chicago O'Hare Intl-PER Perth

43h 05m2 stops Los Angeles Auckland Intl

6:50 pm - 8:37 pmPER Perth-ORD Chicago O'Hare Intl

39h 47m2 stops Auckland Intl Los Angeles

$1,576Air New Zealand

Sat, Oct 31 - Tue, Nov 17

2:10 pm - 10:55 pmORD Chicago O'Hare Intl-PER Perth

42h 45m1 stop Hong Kong Intl

8:30 am - 12:30 pmPER Perth-ORD Chicago O'Hare Intl

42h 00m1 stop Hong Kong Intl

$1,791Cathay Pacific

Wed, Nov 11 - Wed, Nov 18

4:15 pm - 6:50 amORD Chicago O'Hare Intl-PER Perth

25h 35m1 stop Hong Kong Intl

8:30 am - 1:30 pmPER Perth-ORD Chicago O'Hare Intl

42h 00m1 stop Hong Kong Intl

$1,849Cathay Pacific

Sun, Oct 18 - Sun, Oct 25

3:10 pm - 10:55 pmORD Chicago O'Hare Intl-PER Perth

42h 45m1 stop Hong Kong Intl

12:25 am - 12:30 pmPER Perth-ORD Chicago O'Hare Intl

26h 05m1 stop Hong Kong Intl

$1,849Cathay Pacific

Sat, Oct 31 - Mon, Nov 16

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Qatar Airways flights from Chicago to Perth

Our best Qatar Airways deals on Chicago to Perth flight tickets

Qatar Airways

Oct 25

ORD7:50 pmChicago O'Hare Intl

33h 55m

1 stop

PER6:45 pmPerth

Nov 1

PER12:30 pmPerth

40h 00m

2 stops

ORD3:30 pmChicago O'Hare Intl

$1,471

Qatar Airways

Nov 8

ORD6:50 pmChicago O'Hare Intl

33h 55m

1 stop

PER6:45 pmPerth

Nov 15

PER1:20 pmPerth

39h 10m

2 stops

ORD2:30 pmChicago O'Hare Intl

$1,536

Qatar Airways

Nov 11

ORD6:50 pmChicago O'Hare Intl

37h 10m

2 stops

PER10:00 pmPerth

Nov 18

PER10:45 pmPerth

29h 45m

1 stop

ORD2:30 pmChicago O'Hare Intl

$1,571

Air New Zealand flights from Chicago to Perth

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

Air New Zealand

Oct 31

ORD10:25 amChicago O'Hare Intl

41h 25m

2 stops

PER4:50 pmPerth

Nov 17

PER6:50 pmPerth

42h 09m

2 stops

ORD10:59 pmChicago O'Hare Intl

$1,529

Air New Zealand

Oct 31

ORD8:45 amChicago O'Hare Intl

43h 05m

2 stops

PER4:50 pmPerth

Nov 17

PER6:50 pmPerth

39h 47m

2 stops

ORD8:37 pmChicago O'Hare Intl

$1,576

Air New Zealand

Oct 31

ORD3:47 pmChicago O'Hare Intl

36h 03m

2 stops

PER4:50 pmPerth

Nov 17

PER6:50 pmPerth

38h 06m

2 stops

ORD6:56 pmChicago O'Hare Intl

$1,607

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Mon 11/9

10:45 pm-7:20 am

1 stop42h 35m

Perth

Mon 11/16

8:35 am-4:55 pm

1 stop22h 20m

$1,226

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Mon 11/9

10:45 pm-7:20 am

1 stop42h 35m

Perth

Mon 11/16

8:35 am-5:02 am

2 stops34h 27m

$1,314

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Sun 10/25

7:50 pm-6:45 pm

1 stop33h 55m

Perth

Sun 11/1

12:30 pm-3:30 pm

2 stops40h 00m

$1,471

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Sat 10/31

10:25 am-4:50 pm

2 stops41h 25m

Perth

Tue 11/17

6:50 pm-10:59 pm

2 stops42h 09m

$1,529

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Sun 11/8

6:50 pm-6:45 pm

1 stop33h 55m

Perth

Sun 11/15

1:20 pm-2:30 pm

2 stops39h 10m

$1,536

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Wed 11/11

6:50 pm-10:00 pm

2 stops37h 10m

Perth

Wed 11/18

10:45 pm-2:30 pm

1 stop29h 45m

$1,571

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Sat 10/31

8:45 am-4:50 pm

2 stops43h 05m

Perth

Tue 11/17

6:50 pm-8:37 pm

2 stops39h 47m

$1,576

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Wed 11/11

2:10 pm-10:55 pm

1 stop42h 45m

Perth

Wed 11/18

8:30 am-12:30 pm

1 stop42h 00m

$1,791

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Sun 10/18

4:15 pm-6:50 am

1 stop25h 35m

Perth

Sun 10/25

8:30 am-1:30 pm

1 stop42h 00m

$1,849

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Sat 10/31

3:10 pm-10:55 pm

1 stop42h 45m

Perth

Mon 11/16

12:25 am-12:30 pm

1 stop26h 05m

$1,849

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 Perth

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 Perth?

In general, May is the cheapest month to fly from Chicago to Perth. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you are unable to visit Perth during the month of May, then departing from Chicago during the month February is also very affordable. Most momondo users find prices during this month for around $0.

Can stopping save me money on Chicago to Perth flights?

You could potentially save up to 35% on your flight if you consider stops on a Chicago to Perth flight.

When to book flights from Chicago to Perth

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Perth according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Perth (CHI to PER) flight deals and tips

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

Best Price Found	$521
Fastest flight time	26h 45m
Direct flights	None

The best one-way flight to Perth from Chicago in the past 72 hours is $521. The best round-trip flight deal from Chicago to Perth found on momondo in the last 72 hours is $1,226.

The fastest flight from Chicago to Perth takes 26h 45m

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

Search flight deals

Frequently asked questions about flying from Chicago to Perth

How far is Chicago to Perth by plane?
A flight from Chicago to Perth will travel around 10968.5 mi. 26h 45m is a normal flight duration for this route.
When did momondo last update prices for flights from Chicago to Perth Airport?
Prices for flights from Chicago to Perth Airport refresh daily.
How many operators does momondo search for flights from Chicago to Perth Airport?
As of September 2026, there are 2 operators available to choose from for flights from Chicago to Perth Airport.
How old do you have to be to fly from Chicago to Perth Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Perth Airport.
What documentation or ID do you need to fly to Perth Airport?
The travel and health documents required for your trip to Perth Airport 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 Perth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Chicago to Perth

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

Airline	Rating	Free Cancellation	Price
Cathay Pacific	PriceFrom $1,560	Free Cancellation	Rating 7.6 1,499 reviews		Search Cathay Pacific flights
Qatar Airways	PriceFrom $1,581	Free Cancellation	Rating 7.3 3,729 reviews		Search Qatar Airways flights

Rottnest Island

Fremantle

Mandurah

Scarborough

Why use momondo?

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

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 Perth from Chicago.

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

Flights from Chicago to Perth 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 Perth?

Once you have performed a search for Chicago to Perth flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Chicago to Perth now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Perth and let you know when they change.