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$531+ Cheap flights from O'Hare Intl (ORD) to Western Australia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PER
Mar 22 — Mar 291
Sun 3/22
Sun 3/29
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Western Australia

Cheapest flights from O'Hare Intl to Western Australia
Explore the most affordable flight options available from O'Hare Intl to Western Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.

This Trip.com deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:45 pm
ORD
-
PER
2 stops34h 25m
Multiple Airlines
Wed 5/69:40 am
PER
-
ORD
2 stops42h 15m
Multiple Airlines
Deal found 2/18$1,119
This Trip.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:10 pm
ORD
-
PER
2 stops32h 00m
Multiple Airlines
Mon 4/136:25 pm
PER
-
ORD
2 stops52h 15m
Multiple Airlines
Deal found 2/19$1,215
This Trip.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:50 pm
ORD
-
PER
2 stops47h 30m
Multiple Airlines
Mon 11/28:10 pm
PER
-
ORD
2 stops52h 55m
Multiple Airlines
Deal found 2/17$1,281
This Trip.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:20 pm
ORD
-
PER
2 stops30h 10m
Multiple Airlines
Fri 3/65:35 am
PER
-
ORD
2 stops42h 30m
Multiple Airlines
Deal found 2/17$1,294
This oojo deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:03 pm
ORD
-
PER
2 stops54h 57m
Air New Zealand
Sat 4/1811:50 pm
PER
-
ORD
2 stops38h 09m
Air New Zealand
Deal found 2/16$1,530
This BusinessClass deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:40 pm
ORD
-
PER
2 stops33h 50m
Singapore Airlines
Sun 11/110:30 pm
PER
-
ORD
2 stops30h 11m
Singapore Airlines
Deal found 2/17$1,550
This KAYAK deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:45 pm
ORD
-
PER
2 stops38h 05m
Air New Zealand
Sun 11/296:50 pm
PER
-
ORD
2 stops42h 12m
Air New Zealand
Deal found 2/17$1,551
This BusinessClass deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:40 pm
ORD
-
PER
2 stops33h 50m
Singapore Airlines
Tue 11/310:55 pm
PER
-
ORD
2 stops29h 46m
Singapore Airlines
Deal found 2/17$1,554
This Gurufare deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/105:45 pm
ORD
-
PER
2 stops39h 35m
Air New Zealand
Fri 7/317:50 pm
PER
-
ORD
2 stops40h 26m
Air New Zealand
Deal found 2/19$1,561
This BusinessClass deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/293:40 pm
ORD
-
PER
2 stops33h 50m
Singapore Airlines
Sun 11/110:30 pm
PER
-
ORD
2 stops30h 11m
Singapore Airlines
Deal found 2/17$1,587
This Qatar Airways deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:50 pm
ORD
-
BME
2 stops33h 35m
Qatar Airways
Thu 11/52:35 pm
BME
-
ORD
2 stops37h 55m
Qatar Airways
Deal found 2/18$2,344
This Qatar Airways deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:50 pm
ORD
-
BME
2 stops33h 35m
Qatar Airways
Thu 11/52:35 pm
BME
-
ORD
2 stops37h 55m
Qatar Airways
Deal found 2/16$2,345

Find flight deals from O'Hare Intl to Western Australia

Keep the following information in mind while searching for O'Hare Intl to Western Australia flight deals. Data was last updated February 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,119
(Trip.com)

One-way from

$531
(Kiwi.com)

Popular in

September

Cheapest in

October

Average price

$1,613
Provider with most accurate pricing for Chicago (CHI)-Perth flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Perth flights.
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From Chicago O'Hare Intl to Western Australia
Search Deals
One-way flight from Chicago O'Hare Intl to Western Australia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($102 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($68 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Western Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Western Australia that are best for you.

Fly from

O'Hare Intl

Fly to

Western Australia

Route

Depart

Return

Price

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Mon 4/20

5:45 pm-5:10 pm

2 stops34h 25m

Perth

Wed 5/6

9:40 am-2:55 pm

2 stops42h 15m

$1,119

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 3/3

8:20 pm-4:30 pm

2 stops30h 10m

Perth

Fri 3/6

5:35 am-10:05 am

2 stops42h 30m

$1,294

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 7/10

5:45 pm-10:20 pm

2 stops39h 35m

Perth

Fri 7/31

7:50 pm-11:16 pm

2 stops40h 26m

$1,561

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 3/17

4:44 pm-12:05 pm

2 stops30h 21m

Perth

Tue 3/24

10:40 pm-1:04 pm

2 stops27h 24m

$1,602

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Thu 3/5

1:10 pm-7:35 pm

2 stops40h 25m

Perth

Wed 4/15

12:15 pm-8:35 am

2 stops33h 20m

$1,635

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Thu 3/5

6:50 pm-6:45 pm

1 stop33h 55m

Perth

Wed 4/15

3:40 pm-3:05 pm

1 stop36h 25m

$1,762

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Mon 4/20

7:20 pm-11:55 am

1 stop27h 35m

Perth

Wed 5/6

3:40 pm-3:05 pm

1 stop36h 25m

$1,782

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Wed 3/4

2:35 pm-4:30 am

3 stops47h 55m

$531

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 3/31

7:00 am-7:15 am

2 stops35h 15m

$706

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Wed 5/6

8:48 pm-5:10 am

2 stops43h 22m

$707

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/16

Showing 1-10 of 12 results
1
2

Best time to book a flight from O'Hare Intl to Western Australia

Have a flexible travel schedule? Discover the best time to fly to Western Australia from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Western Australia

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Western Australia?

Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Western Australia (average of $1,265). Flying from Chicago O'Hare Intl Airport to Western Australia in April is currently the most expensive (average of $1,661). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Western Australia

Get insights into the airlines that provide service to Western Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Western Australia. Reviews last updated February 20, 2026.
Read reviews from past customers who have flown Cathay Pacific, Qantas Airways, and Qatar Airways from Chicago O'Hare Intl Airport to Western Australia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,174 reviews

Overall

7.6

Entertainment

7.8

Boarding

7.9

Food

7.3

Comfort

7.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.
Cathay Pacific
7.6
Good
1,174 reviews
Cathay Pacific
7.6
Good
1,174 reviews

Overall

7.6

Entertainment

7.8

Boarding

7.9

Food

7.3

Comfort

7.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.
Qantas Airways
7.5
Good
995 reviews
Cathay Pacific
7.6
Good
1,174 reviews

Overall

7.6

Entertainment

7.8

Boarding

7.9

Food

7.3

Comfort

7.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.
Qatar Airways
7.4
Good
3,739 reviews
Cathay Pacific
7.6
Good
1,174 reviews

Overall

7.6

Entertainment

7.8

Boarding

7.9

Food

7.3

Comfort

7.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Western Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to Western Australia?

    Departing from Chicago O'Hare Intl Airport to Western Australia will take you 39h 35m. The distance between Chicago O'Hare Intl Airport and Western Australia is about 10947 mi.

  • Can I find deals for flights from O'Hare Intl to Western Australia that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Western Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Western Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Western Australia.

  • Can I find deals for business class flights from O'Hare Intl to Western Australia?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Western Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Western Australia?

    Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Western Australia (average of $1,265). Flying from Chicago O'Hare Intl Airport to Western Australia in April is currently the most expensive (average of $1,661). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from O'Hare Intl to Western Australia

Discover the top 3 airlines that operate flights from O'Hare Intl to Western Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,191Average$1,821FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,229Average$2,092FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$1,470Average$1,786FlexibilityNo cancel feeOn-time72%

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