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

Singapore Airlines is the most popular carrier operating from Chicago O'Hare Intl to Perth

What airlines fly to Perth?

Cathay Pacific, Qatar Airways and Qantas Airways are the top three most popular airlines that fly to Perth from Chicago O'Hare Intl Airport according to our data. Cathay Pacific is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Perth. Keep in mind that there are 3 different airlines that fly to Perth on a routine basis, so you have a few additional options to choose from.

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 March 2026, there are 3 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.

$640 Cheap Flights from Chicago O'Hare Intl Airport to Perth in 2026

Q: What is the typical price of a round-trip flight between Chicago O'Hare Intl Airport and Perth?

Prices are currently low for flights on this route. Typical prices usually range from $1,736 to $1,967. The lowest price recently found on this route was $1,273.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:00 pm - 4:20 am

ORD

PER

49h 20m

2 stops

5:35 am - 8:35 am

PER

ORD

40h 00m

2 stops

$1,273Multiple Airlines

Thu, Apr 30 - Tue, May 12

2:00 pm - 4:20 am

ORD

PER

49h 20m

2 stops

5:35 am - 8:35 am

PER

ORD

40h 00m

2 stops

$1,284Multiple Airlines

Thu, Apr 30 - Thu, May 7

12:30 am - 4:45 am

ORD

PER

39h 15m

2 stops

7:00 am - 8:45 pm

PER

ORD

50h 45m

2 stops

$1,364Multiple Airlines

Sat, Sep 12 - Sun, Sep 20

7:20 pm - 5:10 pm

ORD

PER

32h 50m

2 stops

5:35 am - 3:05 pm

PER

ORD

46h 30m

2 stops

$1,391Multiple Airlines

Sat, May 2 - Sat, May 9

7:20 pm - 5:10 pm

ORD

PER

32h 50m

2 stops

5:35 am - 3:05 pm

PER

ORD

46h 30m

2 stops

$1,409Multiple Airlines

Sat, May 2 - Sat, May 9

7:20 pm - 5:10 pm

ORD

PER

32h 50m

2 stops

5:35 am - 3:05 pm

PER

ORD

46h 30m

2 stops

$1,425Multiple Airlines

Sun, May 3 - Sun, May 10

10:45 pm - 10:15 pm

ORD

PER

58h 30m

2 stops

7:50 pm - 11:28 pm

PER

ORD

40h 38m

2 stops

$1,574Air New Zealand

Mon, Apr 27 - Mon, May 11

3:40 pm - 5:00 pm

ORD

PER

36h 20m

2 stops

10:40 pm - 2:48 pm

PER

ORD

29h 08m

2 stops

$1,647Air Canada

Sun, Sep 13 - Sun, Sep 20

3:40 pm - 3:45 pm

ORD

PER

35h 05m

2 stops

10:40 pm - 2:41 pm

PER

ORD

29h 01m

2 stops

$1,649Air Canada

Tue, May 19 - Tue, Jul 14

12:59 pm - 3:45 pm

ORD

PER

37h 46m

3 stops

10:40 pm - 2:48 pm

PER

ORD

29h 08m

2 stops

$1,655Air Canada

Sun, Sep 13 - Sun, Sep 20

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

Mar 29

ORD7:20 pmChicago O'Hare Intl

34h 15m

1 stop

PER6:35 pmPerth

Apr 13

PER10:45 pmPerth

29h 20m

1 stop

ORD3:05 pmChicago O'Hare Intl

$1,753

Qatar Airways

May 4

ORD7:20 pmChicago O'Hare Intl

27h 35m

1 stop

PER11:55 amPerth

May 11

PER10:45 pmPerth

29h 20m

1 stop

ORD3:05 pmChicago O'Hare Intl

$1,762

Qatar Airways

Mar 30

ORD7:20 pmChicago O'Hare Intl

34h 15m

1 stop

PER6:35 pmPerth

Apr 15

PER10:45 pmPerth

29h 20m

1 stop

ORD3:05 pmChicago O'Hare Intl

$1,781

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

Sep 13

ORD3:40 pmChicago O'Hare Intl

36h 20m

2 stops

PER5:00 pmPerth

Sep 20

PER10:40 pmPerth

29h 08m

2 stops

ORD2:48 pmChicago O'Hare Intl

$1,647

Air Canada

May 19

ORD3:40 pmChicago O'Hare Intl

35h 05m

2 stops

PER3:45 pmPerth

Jul 14

PER10:40 pmPerth

29h 01m

2 stops

ORD2:41 pmChicago O'Hare Intl

$1,649

Air Canada

Sep 13

ORD12:59 pmChicago O'Hare Intl

37h 46m

3 stops

PER3:45 pmPerth

Sep 20

PER10:40 pmPerth

29h 08m

2 stops

ORD2:48 pmChicago O'Hare Intl

$1,655

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

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Thu 4/30

2:00 pm-4:20 am

2 stops49h 20m

Perth

Tue 5/12

5:35 am-8:35 am

2 stops40h 00m

$1,273

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Thu 4/30

2:00 pm-4:20 am

2 stops49h 20m

Perth

Thu 5/7

5:35 am-8:35 am

2 stops40h 00m

$1,284

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 9/12

12:30 am-4:45 am

2 stops39h 15m

Perth

Sun 9/20

7:00 am-8:45 pm

2 stops50h 45m

$1,364

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 5/2

7:20 pm-5:10 pm

2 stops32h 50m

Perth

Sat 5/9

5:35 am-3:05 pm

2 stops46h 30m

$1,391

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 5/2

7:20 pm-5:10 pm

2 stops32h 50m

Perth

Sat 5/9

5:35 am-3:05 pm

2 stops46h 30m

$1,409

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 5/3

7:20 pm-5:10 pm

2 stops32h 50m

Perth

Sun 5/10

5:35 am-3:05 pm

2 stops46h 30m

$1,425

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Mon 4/27

10:45 pm-10:15 pm

2 stops58h 30m

Perth

Mon 5/11

7:50 pm-11:28 pm

2 stops40h 38m

$1,574

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 9/13

3:40 pm-5:00 pm

2 stops36h 20m

Perth

Sun 9/20

10:40 pm-2:48 pm

2 stops29h 08m

$1,647

Quickest round-trip

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 5/19

3:40 pm-3:45 pm

2 stops35h 05m

Perth

Tue 7/14

10:40 pm-2:41 pm

2 stops29h 01m

$1,649

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 9/13

12:59 pm-3:45 pm

3 stops37h 46m

Perth

Sun 9/20

10:40 pm-2:48 pm

2 stops29h 08m

$1,655

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

What is the typical price of a round-trip flight between Chicago O'Hare Intl Airport and Perth?

What is the cheapest month to fly to Perth?

In general, August is the cheapest month to fly from Chicago O'Hare Intl Airport to Perth. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,281. If you are unable to visit Perth during the month of August, then departing from Chicago O'Hare Intl Airport during the month September is also very affordable. Most momondo users find prices during this month for around $1,330.

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

You could potentially save up to 37% 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 58m
Direct flights	None

The fastest flight from Chicago O'Hare Intl Airport to Perth takes 27h 58m

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

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 58m.
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 March 2026, there are 3 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 Cathay Pacific (40% of total bookings). The next most popular airlines are Qatar Airways (38%) and Qantas Airways (23%).

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 7.4 3,734 reviews	Search Qatar Airways flights
Qantas Airways	PriceFrom $1,269	Free Cancellation	Rating 7.5 1,006 reviews	Search Qantas Airways flights
Cathay Pacific	PriceFrom $1,470	Free Cancellation	Rating 7.6 1,221 reviews	Search Cathay Pacific flights

Fremantle

Mandurah

Rottnest Island

Scarborough

Waikiki

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.