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Perth

$573+ 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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — PER
Mar 10 — Mar 171
Tue 3/10
Tue 3/17
1 adult, Economy
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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 February 8, 2026.

This Gurufare deal was found by Cheapflights users on 2/4. 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.
Mon 8/313:40 pm
ORD
-
PER
2 stops38h 05m
Multiple Airlines
Mon 9/710:40 pm
PER
-
ORD
2 stops29h 08m
Multiple Airlines
Deal found 2/4$1,421
This Expedia deal was found by Cheapflights users on 2/8. 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.
Sun 10/113:40 pm
ORD
-
PER
2 stops34h 05m
Multiple Airlines
Sat 10/1711:05 pm
PER
-
ORD
2 stops28h 43m
Multiple Airlines
Deal found 2/8$1,435
This Air Canada deal was found by Cheapflights users on 2/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:40 pm
ORD
-
PER
2 stops40h 50m
Air Canada
Mon 5/1110:40 pm
PER
-
ORD
2 stops34h 18m
Air Canada
Deal found 2/7$1,437
This Air Canada deal was found by Cheapflights users on 2/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/83:35 pm
ORD
-
PER
2 stops34h 55m
Air Canada
Sat 3/144:45 pm
PER
-
ORD
2 stops34h 56m
Air Canada
Deal found 2/8$1,443
This Travelocity deal was found by Cheapflights users on 2/7. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:15 pm
ORD
-
PER
3 stops35h 30m
Multiple Airlines
Sun 11/110:30 pm
PER
-
ORD
2 stops30h 11m
Multiple Airlines
Deal found 2/7$1,484
This Air Canada deal was found by Cheapflights users on 2/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/123:40 pm
ORD
-
PER
2 stops39h 50m
Air Canada
Fri 10/2310:55 pm
PER
-
ORD
2 stops28h 53m
Air Canada
Deal found 2/8$1,548

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 February 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,437
(Air Canada)

One-way from

$573
(Kiwi.com)

Popular in

September

Cheapest in

October

Average price

$1,613
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. 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).
Search Deals
Average for round-trip flights in February 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 February 8, 2026.
Use the filters below to find and compare flights from Chicago to Perth that are best for you.

Fly from

Chicago

Fly to

Perth

Route

Depart

Return

Price

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Mon 4/20

3:40 pm-9:30 pm

2 stops40h 50m

Perth

Mon 5/11

10:40 pm-7:58 pm

2 stops34h 18m

$1,437

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 3/8

3:35 pm-3:30 pm

2 stops34h 55m

Perth

Sat 3/14

4:45 pm-2:41 pm

2 stops34h 56m

$1,443

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 3/24

12:20 pm-10:55 pm

2 stops45h 35m

Perth

Mon 3/30

12:10 am-1:55 pm

1 stop26h 45m

$1,600

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 3/8

1:55 pm-3:30 pm

3 stops36h 35m

Perth

Sat 3/14

3:15 pm-10:04 pm

3 stops43h 49m

$1,602

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 4/18

3:40 pm-5:00 pm

2 stops36h 20m

Perth

Sat 4/25

5:15 pm-2:43 pm

2 stops34h 28m

$1,635

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 4/3

3:40 pm-2:40 pm

2 stops34h 00m

Perth

Sat 4/11

4:25 pm-2:43 pm

2 stops35h 18m

$1,656

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Mon 3/23

4:49 pm-12:25 pm

2 stops30h 36m

Perth

Mon 3/30

11:45 pm-6:40 pm

2 stops31h 55m

$1,668

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Mon 4/20

4:15 pm-6:50 am

1 stop25h 35m

Perth

Sun 5/10

12:10 am-7:52 pm

2 stops32h 42m

$1,672

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 3/24

9:30 pm-7:20 am

2 stops44h 50m

Perth

Tue 3/31

8:35 am-5:25 am

2 stops33h 50m

$1,692

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 3/22

3:35 pm-10:50 am

2 stops54h 15m

$573

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/5

Showing 1-10 of 15 results
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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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

What is the cheapest month to book a flight from Chicago to Perth?

Currently, August is the cheapest month in which you can book a flight from Chicago to Perth (average of $1,265). Flying from Chicago to Perth 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.

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

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 February 8, 2026.
Read through reviews of airlines operating flights from Chicago to Perth, such as Qantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
988 reviews

Comfort

7.5

Boarding

7.7

Crew

8.1

Overall

7.5

Entertainment

7.2

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qantas Airways
7.5
Good
988 reviews
Qantas Airways
7.5
Good
988 reviews

Comfort

7.5

Boarding

7.7

Crew

8.1

Overall

7.5

Entertainment

7.2

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.

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 3 different airlines.

  • How long is the flight from Chicago to Perth?

    Departing from Chicago to Perth will take you 40h 50m. 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, Qantas Airways ($1,191), Qatar Airways ($1,229), and Cathay Pacific ($1,418) offers the cheapest pricing from Chicago to Perth. Qantas Airways is currently priced 37% 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.

  • What is the cheapest month to book a flight from Chicago to Perth?

    Currently, August is the cheapest month in which you can book a flight from Chicago to Perth (average of $1,265). Flying from Chicago to Perth 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

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

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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
St. Louis to Perth flights
O'Hare Intl to Broome flights

Top 3 airlines flying from Chicago to Perth

Discover the top 3 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 February 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,191Average$1,779FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,229Average$2,092FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$1,418Average$1,773FlexibilityNo cancel feeOn-time72%

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