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Perth

$667+ Cheap flights from Chicago (CHI) 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — PER
Jun 26 — Jul 31
Fri 6/26
Fri 7/3
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from Chicago to Perth

Cheapest flights from Chicago to Perth
Explore the most affordable flight options available from Chicago to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 27, 2026.

This Expedia deal was found by Cheapflights users on 5/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:21 pm
ORD
-
PER
2 stops31h 44m
Qantas Airways
Sun 8/3010:30 am
PER
-
ORD
2 stops31h 43m
Qantas Airways
Deal found 5/26$1,474
This Expedia deal was found by Cheapflights users on 5/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1111:52 am
ORD
-
PER
2 stops34h 23m
Qantas Airways
Tue 8/1811:45 pm
PER
-
ORD
2 stops31h 02m
Qantas Airways
Deal found 5/26$1,498
This Expedia deal was found by Cheapflights users on 5/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:08 pm
ORD
-
PER
2 stops32h 52m
Qantas Airways
Fri 7/1710:30 am
PER
-
ORD
2 stops26h 37m
Qantas Airways
Deal found 5/26$1,517
This Trip.com deal was found by Cheapflights users on 5/22. 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.
Thu 9/34:00 pm
ORD
-
PER
3 stops47h 20m
Multiple Airlines
Sun 9/205:35 am
PER
-
ORD
3 stops69h 20m
Multiple Airlines
Deal found 5/22$1,528
This Trip.com deal was found by Cheapflights users on 5/24. 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 8/224:00 pm
ORD
-
PER
3 stops47h 20m
Multiple Airlines
Tue 9/15:35 am
PER
-
ORD
3 stops69h 45m
Multiple Airlines
Deal found 5/24$1,530
This Trip.com deal was found by Cheapflights users on 5/23. 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 10/144:15 pm
ORD
-
PER
3 stops47h 05m
Multiple Airlines
Mon 10/265:35 am
PER
-
ORD
3 stops45h 20m
Multiple Airlines
Deal found 5/23$1,537
This oojo deal was found by Cheapflights users on 5/26. 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.
Tue 6/306:20 pm
ORD
-
PER
2 stops30h 15m
Qantas Airways
Thu 7/3010:30 am
PER
-
ORD
2 stops26h 37m
Qantas Airways
Deal found 5/26$1,560
This oojo deal was found by Cheapflights users on 5/26. 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.
Fri 10/163:14 pm
ORD
-
PER
2 stops31h 01m
Qantas Airways
Sun 11/111:35 am
PER
-
ORD
2 stops31h 51m
Qantas Airways
Deal found 5/26$1,568
This oojo deal was found by Cheapflights users on 5/24. 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.
Mon 10/197:16 pm
ORD
-
PER
2 stops39h 39m
Multiple Airlines
Thu 10/295:05 pm
PER
-
ORD
2 stops43h 54m
Multiple Airlines
Deal found 5/24$1,596
This Trip.com deal was found by Cheapflights users on 5/22. 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 9/14:00 pm
ORD
-
PER
3 stops47h 20m
Multiple Airlines
Sun 9/205:35 am
PER
-
ORD
3 stops69h 20m
Multiple Airlines
Deal found 5/22$1,602

Find flight deals from Chicago to Perth

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 May 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,474
(Expedia)

One-way from

$667
(Kiwi.com)

Popular in

September

Cheapest in

October

Average price

$2,194
Provider with most accurate pricing for Chicago (CHI)-Perth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Perth flights.
Search Deals
From Chicago (CHI) to Perth
Search Deals
One-way flight from Chicago (CHI) to Perth
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($525 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($186 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 May 27, 2026.
Use the filters below to find and compare flights from Chicago 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

Sat 10/31

6:30 pm-3:30 pm

3 stops56h 00m

Perth

Wed 11/4

10:55 pm-2:41 pm

2 stops29h 46m

$1,646

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 8/22

7:20 pm-6:35 pm

1 stop34h 15m

Perth

Tue 9/1

1:45 pm-3:05 pm

2 stops38h 20m

$1,915

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 8/25

7:20 pm-9:10 pm

2 stops36h 50m

Perth

Sun 8/30

10:45 pm-3:05 pm

1 stop29h 20m

$1,939

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 8/15

7:20 pm-11:10 pm

2 stops38h 50m

Perth

Sun 8/23

10:45 pm-3:05 pm

1 stop29h 20m

$1,979

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 6/23

7:20 pm-6:35 pm

1 stop34h 15m

Perth

Tue 6/30

10:45 pm-3:05 pm

1 stop29h 20m

$2,022
Quickest round-trip

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 6/30

4:00 pm-6:50 am

1 stop25h 50m

Perth

Wed 7/29

12:10 am-2:20 pm

1 stop27h 10m

$2,116

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Mon 6/29

8:50 am-2:40 pm

2 stops40h 50m

Perth

Mon 7/13

11:45 pm-6:35 pm

2 stops31h 50m

$2,139

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 10/16

7:20 pm-6:35 pm

1 stop34h 15m

Perth

Sun 11/1

1:20 pm-3:30 pm

2 stops39h 10m

$2,148
Cheapest one-way

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Mon 9/14

4:00 pm-4:45 am

2 stops47h 45m

$685

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Mon 6/22

9:48 pm-10:15 pm

3 stops59h 27m

$950

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/22

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Chicago to Perth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Perth in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Perth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Perth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Perth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Perth flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Perth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Perth

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

How much does it cost to fly round-trip from Chicago to Perth?

Related info for your journey

Find useful and relevant information for your journey from Chicago 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?

    Located just 6.3 mi from the city center, Perth is the airport most travelers will use when flying to Perth from Chicago. Booking flights from Chicago to Perth (PER) should be relatively easy as there are 0 daily inbound flights from Chicago from 2 different airlines.

  • How long is the flight from Chicago to Perth?

    Departing from Chicago to Perth will take you 34h 15m. There are 10947 mi between Chicago and Perth. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chicago to Perth round-trip?

    According to our current data, Qatar Airways ($1,263), and Cathay Pacific ($1,502) offers the cheapest pricing from Chicago to Perth. Qatar Airways is currently priced 40% below the average price you’ll pay for this route.

  • Can I find deals for flights from Chicago to Perth that include hotel bookings?

    Yes. In addition to deals on Chicago to Perth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Perth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Perth.

  • Can I find deals for business class flights from Chicago to Perth?

    Yes. Cheapflights offers flight deals from Chicago 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.

See more FAQs

Traveling to a place near Perth?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chicago to Perth

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

Top 2 airlines flying from Chicago to Perth

Discover the top 2 airlines that operate flights from Chicago 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 May 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,263Average$1,762FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$1,502Average$1,890FlexibilityNo cancel feeOn-time72%

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