What is the cheapest airline that flies from Chicago O'Hare Intl to Perth?

American Airlines and Singapore Airlines are the most popular carriers operating from Chicago O'Hare Intl to Perth

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Perth Airport?

Prices for flights from Chicago O'Hare Intl Airport to Perth Airport are updated daily.

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Perth Airport?

As of June 2026, there are 2 operators available to choose from for flights from Chicago O'Hare Intl Airport to Perth Airport.

How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Perth Airport.

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

The travel and health documents you'll need for your trip to Perth Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Perth Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$749 Cheap Flights from Chicago O'Hare Intl Airport to Perth in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Perth

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:20 pm - 11:15 am

ORD

PER

30h 55m

2 stops

11:45 pm - 3:53 pm

PER

ORD

29h 08m

2 stops

$1,904American Airlines

Fri, Sep 18 - Sun, Sep 27

3:14 pm - 12:05 pm

ORD

PER

31h 51m

2 stops

11:35 am - 6:26 am

PER

ORD

31h 51m

2 stops

$1,912Qantas Airways

Fri, Oct 16 - Sun, Nov 1

3:21 pm - 1:35 pm

ORD

PER

33h 14m

2 stops

11:45 pm - 3:54 pm

PER

ORD

29h 09m

2 stops

$1,916American Airlines

Sun, Aug 2 - Sun, Aug 9

3:14 pm - 12:05 pm

ORD

PER

31h 51m

2 stops

10:35 pm - 5:45 pm

PER

ORD

33h 10m

2 stops

$1,917American Airlines

Fri, Oct 16 - Sun, Nov 1

3:40 pm - 3:45 pm

ORD

PER

35h 05m

2 stops

1:45 pm - 2:36 pm

PER

ORD

37h 51m

2 stops

$1,919Air Canada

Sun, Aug 9 - Tue, Aug 25

3:00 pm - 12:25 pm

ORD

PER

31h 25m

2 stops

10:35 pm - 4:54 pm

PER

ORD

32h 19m

2 stops

$1,922American Airlines

Sat, Nov 7 - Tue, Dec 15

6:03 pm - 12:35 pm

ORD

PER

29h 32m

2 stops

10:35 pm - 5:45 pm

PER

ORD

33h 10m

2 stops

$1,923American Airlines

Fri, Oct 16 - Sun, Nov 1

7:20 pm - 11:55 am

ORD

PER

27h 35m

1 stop

2:20 pm - 3:05 pm

PER

ORD

37h 45m

2 stops

$1,924Qatar Airways

Fri, Sep 18 - Sun, Sep 27

12:55 pm - 3:45 pm

ORD

PER

37h 50m

3 stops

1:45 pm - 2:36 pm

PER

ORD

37h 51m

2 stops

$1,927Air Canada

Sun, Aug 9 - Tue, Aug 25

7:20 pm - 11:10 pm

ORD

PER

38h 50m

2 stops

10:45 pm - 3:05 pm

PER

ORD

29h 20m

1 stop

$1,934Qatar Airways

Sun, Aug 9 - Tue, Aug 25

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Air Canada flights from Chicago O'Hare Intl Airport to Perth

Our best Air Canada deals on Chicago O'Hare Intl Airport to Perth flight tickets

Air Canada

Aug 9

ORD3:40 pmChicago O'Hare Intl

35h 05m

2 stops

PER3:45 pmPerth

Aug 25

PER1:45 pmPerth

37h 51m

2 stops

ORD2:36 pmChicago O'Hare Intl

$1,919

Air Canada

Aug 9

ORD12:55 pmChicago O'Hare Intl

37h 50m

3 stops

PER3:45 pmPerth

Aug 25

PER1:45 pmPerth

37h 51m

2 stops

ORD2:36 pmChicago O'Hare Intl

$1,927

Air Canada

Sep 18

ORD2:15 pmChicago O'Hare Intl

36h 30m

3 stops

PER3:45 pmPerth

Sep 27

PER10:40 pmPerth

29h 03m

2 stops

ORD2:43 pmChicago O'Hare Intl

$1,966

Qatar Airways flights from Chicago O'Hare Intl Airport to Perth

Our best Qatar Airways deals on Chicago O'Hare Intl Airport to Perth flight tickets

Qatar Airways

Sep 18

ORD7:20 pmChicago O'Hare Intl

27h 35m

1 stop

PER11:55 amPerth

Sep 27

PER2:20 pmPerth

37h 45m

2 stops

ORD3:05 pmChicago O'Hare Intl

$1,924

Qatar Airways

Aug 9

ORD7:20 pmChicago O'Hare Intl

38h 50m

2 stops

PER11:10 pmPerth

Aug 25

PER10:45 pmPerth

29h 20m

1 stop

ORD3:05 pmChicago O'Hare Intl

$1,934

Qatar Airways

Oct 16

ORD7:20 pmChicago O'Hare Intl

34h 15m

1 stop

PER6:35 pmPerth

Nov 1

PER1:20 pmPerth

39h 10m

2 stops

ORD3:30 pmChicago O'Hare Intl

$1,952

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 9/18

3:20 pm-11:15 am

2 stops30h 55m

Perth

Sun 9/27

11:45 pm-3:53 pm

2 stops29h 08m

$1,904

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 10/16

3:14 pm-12:05 pm

2 stops31h 51m

Perth

Sun 11/1

11:35 am-6:26 am

2 stops31h 51m

$1,912

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 8/2

3:21 pm-1:35 pm

2 stops33h 14m

Perth

Sun 8/9

11:45 pm-3:54 pm

2 stops29h 09m

$1,916

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 10/16

3:14 pm-12:05 pm

2 stops31h 51m

Perth

Sun 11/1

10:35 pm-5:45 pm

2 stops33h 10m

$1,917

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 8/9

3:40 pm-3:45 pm

2 stops35h 05m

Perth

Tue 8/25

1:45 pm-2:36 pm

2 stops37h 51m

$1,919

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 11/7

3:00 pm-12:25 pm

2 stops31h 25m

Perth

Tue 12/15

10:35 pm-4:54 pm

2 stops32h 19m

$1,922

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 10/16

6:03 pm-12:35 pm

2 stops29h 32m

Perth

Sun 11/1

10:35 pm-5:45 pm

2 stops33h 10m

$1,923

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 9/18

7:20 pm-11:55 am

1 stop27h 35m

Perth

Sun 9/27

2:20 pm-3:05 pm

2 stops37h 45m

$1,924

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 8/9

12:55 pm-3:45 pm

3 stops37h 50m

Perth

Tue 8/25

1:45 pm-2:36 pm

2 stops37h 51m

$1,927

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 8/9

7:20 pm-11:10 pm

2 stops38h 50m

Perth

Tue 8/25

10:45 pm-3:05 pm

1 stop29h 20m

$1,934

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 O'Hare Intl Airport 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

Can stopping save me money on Chicago O'Hare Intl Airport to Perth flights?

You could potentially save up to 43% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Perth flight.

When to book flights from Chicago O'Hare Intl Airport to Perth

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

Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Perth (ORD to PER) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Perth

Fastest flight time	27h 35m
Direct flights	None

The fastest flight from Chicago O'Hare Intl Airport to Perth takes 27h 35m

There are no direct flights from Chicago O'Hare Intl Airport to Perth. There are no popular flight routes from Chicago O'Hare Intl Airport to Perth.

Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Perth

How far is Chicago O'Hare Intl to Perth by plane?
Perth is 10952.6 mi away from Chicago O'Hare Intl. A reasonable flight in good conditions will take 27h 35m.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Perth Airport?
Prices for flights from Chicago O'Hare Intl Airport to Perth Airport are updated daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Perth Airport?
As of June 2026, there are 2 operators available to choose from for flights from Chicago O'Hare Intl Airport to Perth Airport.
How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Perth Airport.
What documentation or ID do you need to fly to Perth Airport?
The travel and health documents you'll need for your trip to Perth Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Perth Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Chicago O'Hare Intl Airport to Perth?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago O'Hare Intl Airport to Perth is Qatar Airways (62% of total bookings). The next most popular airline is Cathay Pacific (38%).

Best airlines flying from Chicago O'Hare Intl Airport to Perth

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Perth with momondo

Airline	Rating	Free Cancellation	Price
Qatar Airways	PriceFrom $1,263	Free Cancellation	Rating 7.3 3,727 reviews		Search Qatar Airways flights
Cathay Pacific	PriceFrom $1,560	Free Cancellation	Rating 7.6 1,380 reviews		Search Cathay Pacific flights

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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Perth. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Chicago to Perth on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Perth from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Perth from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.