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Perth

$527+ Cheap flights from O'Hare Intl (ORD) to Perth (PER)

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PER
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Perth

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Perth (PER). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$1,299
(oojo)

One-way from

$527
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$1,417
From Chicago O'Hare Intl to Perth
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One-way flight from Chicago O'Hare Intl to Perth
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Highest demand for flights based on searches. 9% potential increase in price ($170 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from O'Hare Intl to Perth

Cheapest flights from O'Hare Intl to Perth
Explore the most affordable flight options available from O'Hare Intl to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This flugladen.de deal was found by Cheapflights users on 9/10. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/144:00 pmORD - PER
2 stops39h 40mMultiple Airlines
Mon 9/296:25 pmPER - ORD
2 stops57h 00mMultiple Airlines
Deal found 9/10$1,235
This Trip.com deal was found by Cheapflights users on 9/10. 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.
Sat 9/134:00 pmORD - PER
2 stops39h 40mMultiple Airlines
Mon 9/296:25 pmPER - ORD
2 stops57h 00mMultiple Airlines
Deal found 9/10$1,258
This oojo deal was found by Cheapflights users on 9/10. 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.
Thu 11/66:50 pmORD - PER
1 stop27h 10mQatar Airways
Thu 11/2010:45 pmPER - ORD
1 stop29h 45mQatar Airways
Deal found 9/10$1,299
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/147:20 pmORD - PER
1 stop34h 20mQatar Airways
Tue 9/304:10 pmPER - ORD
1 stop35h 40mQatar Airways
Deal found 9/10$1,315
This oojo deal was found by Cheapflights users on 9/11. 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.
Sun 10/267:50 pmORD - PER
1 stop33h 55mQatar Airways
Sun 11/210:45 pmPER - ORD
1 stop29h 45mQatar Airways
Deal found 9/11$1,342
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/147:20 pmORD - PER
1 stop34h 20mQatar Airways
Sun 9/2810:45 pmPER - ORD
1 stop29h 05mQatar Airways
Deal found 9/10$1,354
This Ovago deal was found by Cheapflights users on 9/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/157:20 pmORD - PER
1 stop34h 20mQatar Airways
Wed 10/110:45 pmPER - ORD
1 stop29h 05mQatar Airways
Deal found 9/10$1,359
This Ovago deal was found by Cheapflights users on 9/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/157:20 pmORD - PER
1 stop34h 20mQatar Airways
Wed 9/2410:45 pmPER - ORD
1 stop29h 05mQatar Airways
Deal found 9/10$1,361
This flugladen.de deal was found by Cheapflights users on 9/10. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/147:20 pmORD - PER
1 stop34h 20mQatar Airways
Mon 9/2910:45 pmPER - ORD
1 stop29h 05mQatar Airways
Deal found 9/10$1,368
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/147:20 pmORD - PER
1 stop34h 20mQatar Airways
Thu 9/2510:45 pmPER - ORD
1 stop29h 05mQatar Airways
Deal found 9/10$1,395

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Perth 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 September 11, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Perth that are best for you.

Fly from

O'Hare Intl

Fly to

Perth

Route

Depart

Return

Price

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 10/26

12:00 pm-5:35 am

2 stops28h 35m

Perth

Sun 11/2

2:35 pm-7:30 am

2 stops29h 55m

$1,427

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Wed 1/28

6:50 pm-12:00 pm

1 stop27h 10m

Perth

Mon 2/16

2:25 am-2:30 pm

2 stops50h 05m

$1,438

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Thu 11/6

1:10 pm-9:45 pm

3 stops42h 35m

Perth

Thu 11/20

7:20 am-7:55 am

3 stops38h 35m

$1,817

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Wed 10/8

12:30 am-12:10 am

2 stops34h 40m

Perth

Wed 10/29

5:50 pm-2:00 pm

2 stops33h 10m

$1,844

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 12/21

11:50 am-4:20 am

2 stops50h 30m

Perth

Wed 1/14

5:50 pm-10:05 am

2 stops54h 15m

$1,914

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Wed 9/17

4:00 pm-5:50 am

2 stops48h 50m

$527

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 9/23

4:00 pm-1:20 am

2 stops44h 20m

$533

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Wed 9/17

4:00 pm-7:45 am

1 stop26h 45m

$1,018

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 9/23

11:50 am-8:00 pm

1 stop43h 10m

$1,112

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from O'Hare Intl to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth 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 Perth

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

Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Perth (average of $1,438). Flying from Chicago O'Hare Intl Airport to Perth in December is currently the most expensive (average of $2,172). 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.

What is the cheapest time of day to fly from ORD to PER?

Find hourly flight availability from O'Hare Intl to Perth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

It’s typically best to fly out from Chicago O'Hare Intl Airport to Perth in the evening. Doing so could potentially save you 3% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Perth

Get insights into the airlines that provide service to Perth. 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 Perth. Reviews last updated September 11, 2025.
See what other customers who have flown with Cathay Pacific, Qantas Airways, and Qatar Airways from Chicago O'Hare Intl Airport to Perth have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
993 reviews

Boarding

7.9

Overall

7.6

Entertainment

7.8

Food

7.3

Crew

8.1

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

YYZ - HKG

Overall journey was good. The economy seats on this airbus a350 was the worst . Too narrow and no underthigh support . My next journey from Hongkong to kathmandu was better as the economy seats on airbus a330 was a lot better than on this plane . Cathy should make a note on this . The long haul flights should have at least comfy seats compared to short flights from Hongkong to ktm
Cathay Pacific
7.6
Good
993 reviews
Cathay Pacific
7.6
Good
993 reviews

Boarding

7.9

Overall

7.6

Entertainment

7.8

Food

7.3

Crew

8.1

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

YYZ - HKG

Overall journey was good. The economy seats on this airbus a350 was the worst . Too narrow and no underthigh support . My next journey from Hongkong to kathmandu was better as the economy seats on airbus a330 was a lot better than on this plane . Cathy should make a note on this . The long haul flights should have at least comfy seats compared to short flights from Hongkong to ktm
Qantas Airways
7.5
Good
905 reviews
Cathay Pacific
7.6
Good
993 reviews

Boarding

7.9

Overall

7.6

Entertainment

7.8

Food

7.3

Crew

8.1

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

YYZ - HKG

Overall journey was good. The economy seats on this airbus a350 was the worst . Too narrow and no underthigh support . My next journey from Hongkong to kathmandu was better as the economy seats on airbus a330 was a lot better than on this plane . Cathy should make a note on this . The long haul flights should have at least comfy seats compared to short flights from Hongkong to ktm
Qatar Airways
7.4
Good
3,624 reviews
Cathay Pacific
7.6
Good
993 reviews

Boarding

7.9

Overall

7.6

Entertainment

7.8

Food

7.3

Crew

8.1

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

YYZ - HKG

Overall journey was good. The economy seats on this airbus a350 was the worst . Too narrow and no underthigh support . My next journey from Hongkong to kathmandu was better as the economy seats on airbus a330 was a lot better than on this plane . Cathy should make a note on this . The long haul flights should have at least comfy seats compared to short flights from Hongkong to ktm

Related info for your journey

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

  • What airport do you fly into for flights to Perth from Chicago O'Hare Intl?

    Located just 6.3 mi from the city center, Perth is the airport most travelers will use when flying to Perth from Chicago O'Hare Intl. Booking flights from Chicago O'Hare Intl to Perth (PER) should be relatively easy as there are 0 daily inbound flights from Chicago O'Hare Intl from 3 different airlines.

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

    For as low as $1,438, Qatar Airways can have you in Perth from Chicago O'Hare Intl Airport in 27h 10m. There are 10947 mi between Chicago O'Hare Intl Airport and Perth.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Perth round-trip?

    According to our current data, Qantas Airways ($1,191), Qatar Airways ($1,229), and Cathay Pacific ($1,468) offers the cheapest pricing from Chicago O'Hare Intl Airport to Perth. Qantas Airways is 27% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

    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 Perth.

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to Perth 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 Perth?

    Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Perth (average of $1,438). Flying from Chicago O'Hare Intl Airport to Perth in December is currently the most expensive (average of $2,172). 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

Traveling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Fremantle
Rottnest Island
Scarborough

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Alternative routes for O'Hare Intl to Perth

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Broome flights

Top 3 airlines flying from O'Hare Intl to Perth

Discover the top 3 airlines that operate flights from O'Hare Intl to Perth. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,191Average$1,522FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,229Average$1,331FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$1,468Average$1,956FlexibilityNo cancel feeOn-time72%

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