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

SWISS 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 August 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.

$677 Cheap Flights from Chicago to Perth in 2026

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.

7:20 pm - 6:35 pmORD Chicago O'Hare Intl-PER Perth

34h 15m1 stop Doha Hamad Intl

1:45 pm - 3:05 pmPER Perth-ORD Chicago O'Hare Intl

38h 20m2 stops Brisbane Doha Hamad Intl

$1,374Qatar Airways

Mon, Sep 7 - Mon, Sep 14

7:20 pm - 6:35 pmORD Chicago O'Hare Intl-PER Perth

34h 15m1 stop Doha Hamad Intl

1:20 pm - 3:30 pmPER Perth-ORD Chicago O'Hare Intl

39h 10m2 stops Brisbane Doha Hamad Intl

$1,414Qatar Airways

Sun, Oct 18 - Sun, Oct 25

7:20 pm - 9:10 pmORD Chicago O'Hare Intl-PER Perth

36h 50m2 stops Doha Hamad Intl Melbourne

10:45 pm - 3:05 pmPER Perth-ORD Chicago O'Hare Intl

29h 20m1 stop Doha Hamad Intl

$1,422Qatar Airways

Mon, Sep 21 - Mon, Sep 28

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

37h 50m2 stops Doha Hamad Intl Melbourne

10:45 pm - 3:05 pmPER Perth-ORD Chicago O'Hare Intl

29h 20m1 stop Doha Hamad Intl

$1,424Qatar Airways

Mon, Oct 12 - Wed, Oct 21

11:50 am - 7:30 pmORD Chicago O'Hare Intl-PER Perth

66h 40m3 stops Tokyo Narita Manila Ninoy Aquino Intl Singapore Changi

5:35 am - 8:40 amPER Perth-ORD Chicago O'Hare Intl

64h 05m3 stops Singapore Changi Manila Ninoy Aquino Intl Tokyo Haneda

$1,486Multiple Airlines

Thu, Aug 20 - Thu, Sep 3

11:00 pm - 4:50 pmORD Chicago O'Hare Intl-PER Perth

51h 50m2 stops Los Angeles Los Angeles Auckland Intl

6:50 pm - 8:22 pmPER Perth-ORD Chicago O'Hare Intl

39h 32m2 stops Auckland Intl San Francisco

$1,541Air New Zealand

Sun, Jan 24 - Fri, Feb 5

3:40 pm - 3:45 pmORD Chicago O'Hare Intl-PER Perth

35h 05m2 stops Vancouver Intl Sydney Kingsford Smith

3:30 pm - 7:48 pmPER Perth-ORD Chicago O'Hare Intl

41h 18m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$1,616Air Canada

Tue, Sep 15 - Tue, Sep 22

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

25h 35m1 stop Hong Kong Intl

12:10 am - 1:55 pmPER Perth-ORD Chicago O'Hare Intl

26h 45m1 stop Hong Kong Intl

$2,133Cathay Pacific

Thu, Sep 24 - Wed, Sep 30

4:00 pm - 6:50 amORD Chicago O'Hare Intl-PER Perth

25h 50m1 stop Hong Kong Intl

12:10 am - 2:20 pmPER Perth-ORD Chicago O'Hare Intl

27h 10m1 stop Hong Kong Intl

$2,215Cathay Pacific

Thu, Aug 20 - Wed, Sep 2

2:35 pm - 6:55 amORD Chicago O'Hare Intl-PER Perth

26h 20m1 stop Hong Kong Intl

12:25 am - 12:55 pmPER Perth-ORD Chicago O'Hare Intl

26h 30m1 stop Hong Kong Intl

$2,227Cathay Pacific

Tue, Jan 26 - Mon, Feb 1

Cheap last minute flights

Enter your travel dates to find the best prices.

7:20 pm - 11:10 pmORD Chicago O'Hare Intl-PER Perth

38h 50m2 stops Doha Hamad Intl Melbourne

10:45 pm - 9:46 pmPER Perth-ORD Chicago O'Hare Intl

36h 01m2 stops Doha Hamad Intl Houston George Bush Intcntl

$1,659Qatar Airways

Sat, Aug 15 - Sat, Aug 29

7:20 pm - 11:10 pmORD Chicago O'Hare Intl-PER Perth

38h 50m2 stops Doha Hamad Intl Melbourne

10:45 pm - 3:05 pmPER Perth-ORD Chicago O'Hare Intl

29h 20m1 stop Doha Hamad Intl

$1,947Qatar Airways

Sat, Aug 15 - Sat, Aug 29

3:22 pm - 11:15 amORD Chicago O'Hare Intl-PER Perth

30h 53m2 stops Los Angeles Los Angeles Melbourne

11:45 pm - 4:51 pmPER Perth-ORD Chicago O'Hare Intl

30h 06m2 stops Melbourne Los Angeles Los Angeles

$2,008American Airlines

Thu, Aug 13 - Thu, Aug 20

7:20 pm - 6:35 pmORD Chicago O'Hare Intl-PER Perth

34h 15m1 stop Doha Hamad Intl

10:45 pm - 3:05 pmPER Perth-ORD Chicago O'Hare Intl

29h 20m1 stop Doha Hamad Intl

$2,154Qatar Airways

Thu, Aug 13 - Thu, Aug 20

7:20 pm - 6:35 pmORD Chicago O'Hare Intl-PER Perth

34h 15m1 stop Doha Hamad Intl

10:45 pm - 3:05 pmPER Perth-ORD Chicago O'Hare Intl

29h 20m1 stop Doha Hamad Intl

$2,227Qatar Airways

Thu, Aug 13 - Sat, Aug 29

2:35 pm - 4:10 pmORD Chicago O'Hare Intl-PER Perth

36h 35m2 stops San Francisco Brisbane

1:15 pm - 2:36 pmPER Perth-ORD Chicago O'Hare Intl

38h 21m2 stops Sydney Kingsford Smith Los Angeles Los Angeles

$2,306United Airlines

Wed, Aug 12 - Sat, Aug 29

5:16 pm - 5:00 pmORD Chicago O'Hare Intl-PER Perth

34h 44m2 stops Los Angeles Los Angeles Sydney Kingsford Smith

10:30 am - 12:01 amPER Perth-ORD Chicago O'Hare Intl

26h 31m2 stops Sydney Kingsford Smith Los Angeles Los Angeles

$2,308Qantas Airways

Fri, Aug 14 - Sat, Aug 29

4:20 pm - 2:40 pmORD Chicago O'Hare Intl-PER Perth

33h 20m2 stops San Francisco Melbourne

1:15 pm - 5:05 pmPER Perth-ORD Chicago O'Hare Intl

40h 50m2 stops Sydney Kingsford Smith Los Angeles Los Angeles

$2,309United Airlines

Thu, Aug 13 - Sat, Aug 29

4:00 pm - 10:40 pmORD Chicago O'Hare Intl-PER Perth

41h 40m1 stop Hong Kong Intl

12:10 am - 2:20 pmPER Perth-ORD Chicago O'Hare Intl

27h 10m1 stop Hong Kong Intl

$2,327Cathay Pacific

Fri, Aug 14 - Sat, Aug 29

4:00 pm - 10:40 pmORD Chicago O'Hare Intl-PER Perth

41h 40m1 stop Hong Kong Intl

12:10 am - 2:20 pmPER Perth-ORD Chicago O'Hare Intl

27h 10m1 stop Hong Kong Intl

$2,327Cathay Pacific

Sat, Aug 15 - Sat, Aug 29

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Qatar Airways flights from Chicago to Perth

Our best Qatar Airways deals on Chicago to Perth flight tickets

Qatar Airways

Sep 7

ORD7:20 pmChicago O'Hare Intl

34h 15m

1 stop

PER6:35 pmPerth

Sep 14

PER1:45 pmPerth

38h 20m

2 stops

ORD3:05 pmChicago O'Hare Intl

$1,374

Qatar Airways

Oct 18

ORD7:20 pmChicago O'Hare Intl

34h 15m

1 stop

PER6:35 pmPerth

Oct 25

PER1:20 pmPerth

39h 10m

2 stops

ORD3:30 pmChicago O'Hare Intl

$1,414

Qatar Airways

Sep 21

ORD7:20 pmChicago O'Hare Intl

36h 50m

2 stops

PER9:10 pmPerth

Sep 28

PER10:45 pmPerth

29h 20m

1 stop

ORD3:05 pmChicago O'Hare Intl

$1,422

Air New Zealand flights from Chicago to Perth

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

Air New Zealand

Jan 24

ORD11:00 pmChicago O'Hare Intl

51h 50m

2 stops

PER4:50 pmPerth

Feb 5

PER6:50 pmPerth

39h 32m

2 stops

ORD8:22 pmChicago O'Hare Intl

$1,541

Air New Zealand

Dec 6

ORD11:00 amChicago O'Hare Intl

39h 50m

2 stops

PER4:50 pmPerth

Dec 16

PER5:20 pmPerth

43h 27m

2 stops

ORD10:47 pmChicago O'Hare Intl

$1,909

Air New Zealand

Aug 18

ORD4:45 pmChicago O'Hare Intl

34h 15m

2 stops

PER4:00 pmPerth

Aug 29

PER12:25 pmPerth

45h 01m

2 stops

ORD8:26 pmChicago O'Hare Intl

$1,963

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Mon 9/7

7:20 pm-6:35 pm

1 stop34h 15m

Perth

Mon 9/14

1:45 pm-3:05 pm

2 stops38h 20m

$1,374

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Sun 10/18

7:20 pm-6:35 pm

1 stop34h 15m

Perth

Sun 10/25

1:20 pm-3:30 pm

2 stops39h 10m

$1,414

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Mon 9/21

7:20 pm-9:10 pm

2 stops36h 50m

Perth

Mon 9/28

10:45 pm-3:05 pm

1 stop29h 20m

$1,422

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Mon 10/12

7:20 pm-10:10 pm

2 stops37h 50m

Perth

Wed 10/21

10:45 pm-3:05 pm

1 stop29h 20m

$1,424

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Thu 8/20

11:50 am-7:30 pm

3 stops66h 40m

Perth

Thu 9/3

5:35 am-8:40 am

3 stops64h 05m

$1,486

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Sun 1/24

11:00 pm-4:50 pm

2 stops51h 50m

Perth

Fri 2/5

6:50 pm-8:22 pm

2 stops39h 32m

$1,541

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Tue 9/15

3:40 pm-3:45 pm

2 stops35h 05m

Perth

Tue 9/22

3:30 pm-7:48 pm

3 stops41h 18m

$1,616

Quickest round-trip

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Thu 9/24

4:15 pm-6:50 am

1 stop25h 35m

Perth

Wed 9/30

12:10 am-1:55 pm

1 stop26h 45m

$2,133

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Thu 8/20

4:00 pm-6:50 am

1 stop25h 50m

Perth

Wed 9/2

12:10 am-2:20 pm

1 stop27h 10m

$2,215

ChicagoPerth

ORD Chicago O'Hare Intl - PER Perth

ORDPER

Chicago O'Hare Intl

Tue 1/26

2:35 pm-6:55 am

1 stop26h 20m

Perth

Mon 2/1

12:25 am-12:55 pm

1 stop26h 30m

$2,227

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 45% 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

Fastest flight time	26h 20m
Direct flights	None

The fastest flight from Chicago to Perth takes 26h 20m

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 20m 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 August 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
Qatar Airways	PriceFrom $1,263	Free Cancellation	Rating 7.4 3,740 reviews		Search Qatar Airways flights
Cathay Pacific	PriceFrom $1,560	Free Cancellation	Rating 7.5 1,445 reviews		Search Cathay Pacific flights

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Fremantle

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Scarborough

Waikiki

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.