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Cheap flights from Chicago to Perth from $740

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — PER
6 Aug — 13 Aug1
1 adult

Cheap 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 1 August 2025.

Round-trip from

$1,626

One-way from

$740

Popular in

September

Cheapest in

February

Average price

$2,863
3/11-20/11
  • 3/11-20/11
  • 4 total stops
  • 80h 50m total
  • Chicago to Perth
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9/9
  • 9/9
  • 2 total stops
  • 44h 40m total
  • Chicago to Perth
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($683 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease ($186 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find 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 1 August 2025.

Mon 3/1114:40ORD - PER
2 stops47h 40mMultiple Airlines
Thu 20/1117:50PER - ORD
2 stops33h 10mMultiple Airlines
Deal found 30/7$1,626
Tue 9/915:45ORD - PER
2 stops32h 10mAir Canada
Tue 16/923:55PER - ORD
2 stops33h 09mAir Canada
Deal found 31/7$1,993
Tue 2/919:20ORD - PER
1 stop27h 35mQatar Airways
Thu 11/922:45PER - ORD
1 stop29h 20mQatar Airways
Deal found 30/7$2,199
Tue 2/906:00ORD - PER
2 stops36h 25mPhilippine Airlines
Thu 11/908:45PER - ORD
2 stops40h 30mPhilippine Airlines
Deal found 30/7$2,221
Tue 9/916:00ORD - PER
1 stop41h 40mCathay Pacific
Mon 15/900:10PER - ORD
1 stop27h 15mCathay Pacific
Deal found 31/7$2,374

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 1 August 2025.
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 3/11

14:40-04:20

2 stops47h 40m

Perth

Thu 20/11

17:50-13:00

2 stops33h 10m

$1,626

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 9/9

15:45-12:55

2 stops32h 10m

Perth

Tue 16/9

23:55-20:04

2 stops33h 09m

$1,993

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 2/9

19:20-11:55

1 stop27h 35m

Perth

Thu 11/9

22:45-15:05

1 stop29h 20m

$2,199

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 2/9

06:00-07:25

2 stops36h 25m

Perth

Thu 11/9

08:45-12:15

2 stops40h 30m

$2,221

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 9/9

16:00-22:40

1 stop41h 40m

Perth

Mon 15/9

00:10-14:25

1 stop27h 15m

$2,374

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 9/9

16:00-01:40

2 stops44h 40m

$740

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Thu 21/8

19:20-11:55

1 stop27h 35m

$1,150

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Thu 21/8

07:00-07:25

2 stops35h 25m

$1,271

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Mon 4/8

16:00-07:45

1 stop26h 45m

$1,569

Flights are sorted by cheapest return flights first.

Deals found on 31/7

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 return 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, May is the cheapest month in which you can book a flight from Chicago to Perth (average of $286). Flying from Chicago to Perth in December is currently the most expensive (average of $409). 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 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 1 August 2025.
See what other customers who have flown with Cathay Pacific, Qatar Airways, andPhilippine Airlines from Chicago 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
949 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Overall

7.6

Boarding

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Douglas,June 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.
Cathay Pacific
7.6
Good
949 reviews
Cathay Pacific
7.6
Good
949 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Overall

7.6

Boarding

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Douglas,June 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.
Qatar Airways
7.4
Good
3,609 reviews
Cathay Pacific
7.6
Good
949 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Overall

7.6

Boarding

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Douglas,June 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.
Philippine Airlines
7.2
Good
894 reviews
Cathay Pacific
7.6
Good
949 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Overall

7.6

Boarding

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Douglas,June 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.
Air Canada
7.1
Good
9,851 reviews
Cathay Pacific
7.6
Good
949 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Overall

7.6

Boarding

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Douglas,June 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.

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?

    For a flight from Chicago to Perth, you will be flying into Perth. Perth (PER) is just 10.2 km from the centre vof the city. Perth is the only Perth airport and it handles 0 inbound flights from Chicago per day. 0 airlines have flights to Perth from Chicago on a regular basis.

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

    Our cheapest airline available from Chicago to Perth is Air Canada. Our recent data shows that you can find tickets from as low as $1,993 on this airline. Additional options worth looking into are Qatar Airways and Philippine Airlines, starting at $2,199 and $2,221 round-trip. You may be able to fly from Chicago to Perth for 23% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Chicago to Perth one-way?

    The cheapest airline one-way is Qatar Airways, with whom users have recently found tickets for as low as $1,150. However, be on the lookout for offers from Philippine Airlines and Cathay Pacific, as they are both options that can get you from Chicago to Perth for a low price.

  • 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 holiday 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, May is the cheapest month in which you can book a flight from Chicago to Perth (average of $286). Flying from Chicago to Perth in December is currently the most expensive (average of $409). 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

Travelling to a place near Perth?

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

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

Fly with Cheapflights

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How does Cheapflights help users find flights from Chicago to Perth?

Cheapflights helps you search for flights from Chicago to Perth via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Perth?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chicago to Perth.

Can Cheapflights find flights from Chicago to Perth with no change fees?

Certainly. Search results for flights to Perth from Chicago shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Chicago to Perth become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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