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$1,127+ Cheap flights from Perth (PER) to Illinois

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
PER — ORD
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheap flight deals from Perth to Illinois

Cheapest flights from Perth to Illinois
Explore the most affordable flight options available from Perth to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

This Virgin Australia deal was found by Cheapflights users on 12/24. 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 Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:30 pmPER - ORD
3 stops29h 25mVirgin Australia
Sun 12/2812:45 pmORD - PER
2 stops41h 35mVirgin Australia
Deal found 12/24$2,360
This Qatar Airways deal was found by Cheapflights users on 12/24. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:45 pmPER - ORD
1 stop29h 45mMultiple Airlines
Sun 12/286:50 pmORD - PER
1 stop27h 30mMultiple Airlines
Deal found 12/24$2,640
This Qatar Airways deal was found by Cheapflights users on 12/24. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:45 pmPER - ORD
2 stops45h 44mQatar Airways
Sun 12/286:50 pmORD - PER
1 stop27h 30mQatar Airways
Deal found 12/24$2,801
This Air Canada deal was found by Cheapflights users on 12/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:55 pmPER - ORD
3 stops51h 06mAir Canada
Sun 12/282:00 pmORD - PER
3 stops35h 30mAir Canada
Deal found 12/24$3,287

Find flight deals from Perth to Illinois

Keep the following information in mind while searching for Perth to Illinois flight deals. Data was last updated December 26, 2025.

Round-trip from

$1,127
(Bravofly)

Popular in

October

Cheapest in

May

Average price

$1,818
From Perth to Illinois
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Perth to Illinois 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 December 26, 2025.
Use the filters below to find and compare flights from Perth to Illinois that are best for you.

Fly from

Perth

Fly to

Illinois

Route

Depart

Return

Price

PerthChicago

PER - ORD

PERORD

Perth

Mon 2/2

9:55 pm-6:52 pm

2 stops34h 57m

Chicago O'Hare Intl

Sun 2/15

10:30 am-8:10 pm

1 stop43h 40m

$1,127

PerthChicago

PER - ORD

PERORD

Perth

Sun 1/18

9:55 pm-1:50 pm

1 stop29h 55m

Chicago O'Hare Intl

Tue 2/3

6:30 pm-8:10 pm

2 stops35h 40m

$1,185

PerthChicago

PER - ORD

PERORD

Perth

Sun 2/8

9:55 pm-6:52 pm

2 stops34h 57m

Chicago O'Hare Intl

Sun 2/15

10:30 am-8:10 pm

1 stop43h 40m

$1,194

PerthChicago

PER - ORD

PERORD

Perth

Fri 1/23

7:25 am-7:35 pm

2 stops50h 10m

Chicago O'Hare Intl

Fri 1/30

11:30 pm-9:45 pm

2 stops32h 15m

$1,307

PerthChicago

PER - ORD

PERORD

Perth

Sun 2/8

6:50 pm-6:52 pm

2 stops38h 02m

Chicago O'Hare Intl

Sun 2/15

2:33 pm-4:50 pm

2 stops36h 17m

$1,411

PerthChicago

PER - ORD

PERORD

Perth

Sat 2/7

5:35 am-7:35 pm

2 stops52h 00m

Chicago O'Hare Intl

Sat 2/14

11:30 pm-4:15 am

2 stops38h 45m

$1,434

PerthChicago

PER - ORD

PERORD

Perth

Fri 4/24

3:40 pm-3:00 pm

1 stop36h 20m

Chicago O'Hare Intl

Fri 5/8

5:10 pm-11:55 am

2 stops29h 45m

$1,439

PerthChicago

PER - ORD

PERORD

Perth

Sat 2/7

10:45 pm-7:45 pm

2 stops35h 00m

Chicago O'Hare Intl

Sat 2/14

6:50 pm-11:55 am

1 stop27h 05m

$1,459

PerthChicago

PER - ORD

PERORD

Perth

Thu 4/23

12:10 am-3:45 pm

2 stops28h 35m

Chicago O'Hare Intl

Thu 5/7

1:30 am-12:40 am

2 stops34h 10m

$1,540

PerthChicago

PER - ORD

PERORD

Perth

Sun 1/18

5:30 am-7:29 pm

2 stops27h 59m

Chicago O'Hare Intl

Tue 2/3

2:15 pm-12:05 pm

2 stops31h 50m

$1,562

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Best time to book a flight from Perth to Illinois

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

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

Currently, October is the cheapest month in which you can book a flight from Perth to Illinois (average of $855). Flying from Perth to Illinois in January is currently the most expensive (average of $1,782). 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 Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated December 26, 2025.
Read reviews from past customers who have flown Japan Airlines from Perth to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,662 reviews

Food

7.7

Entertainment

7.8

Crew

8.7

Overall

8.3

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.
Japan Airlines
8.3
Very good
1,662 reviews
Japan Airlines
8.3
Very good
1,662 reviews

Food

7.7

Entertainment

7.8

Crew

8.7

Overall

8.3

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Related info for your journey

Find useful and relevant information for your journey from Perth to Illinois. 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 from for flights from Perth to Illinois?

    For a flight from Perth to Illinois, you will be flying from Perth. Perth (PER) is just 6.3 mi from the center of the city.

  • How long is the flight from Perth to Illinois?

    Airlines like ANA fly from Perth to Illinois in about 34h 57m. The time it takes to get you to your destination can typically vary by up to . The distance from Perth to Illinois is about 10947 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Perth to Illinois 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 Perth to Illinois?

    Currently, October is the cheapest month in which you can book a flight from Perth to Illinois (average of $855). Flying from Perth to Illinois in January is currently the most expensive (average of $1,782). 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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Alternative routes for Perth to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Perth to Illinois

Discover the top airline that operate flights from Perth to Illinois. 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 December 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$965Average$973FlexibilityNo cancel feeOn-time79%

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