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Cheap flights from Perth to Illinois from $1,578

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
PER — ORD
27 Feb — 6 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Perth to Illinois

Enter your travel dates to find the best prices.

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 28 January 2026.

Sat 7/221:55
PER
-
ORD
2 stops45h 20m
ANA
Mon 23/210:30
ORD
-
PER
1 stop43h 40m
ANA
Deal found 27/1$1,578
Sat 21/1121:55
PER
-
ORD
2 stops45h 10m
ANA
Fri 11/1210:30
ORD
-
PER
1 stop43h 40m
ANA
Deal found 27/1$1,642
Sun 8/221:55
PER
-
ORD
2 stops34h 57m
ANA
Tue 24/216:25
ORD
-
PER
1 stop37h 45m
ANA
Deal found 25/1$1,681
Thu 5/310:30
PER
-
ORD
2 stops41h 15m
Japan Airlines
Mon 9/311:35
ORD
-
PER
2 stops47h 20m
Japan Airlines
Deal found 25/1$1,867
Sat 21/1116:45
PER
-
ORD
2 stops64h 50m
Multiple Airlines
Fri 11/1223:30
ORD
-
PER
2 stops35h 50m
Multiple Airlines
Deal found 27/1$1,877
Wed 11/318:50
PER
-
ORD
2 stops41h 18m
Air New Zealand
Wed 18/316:00
ORD
-
PER
2 stops35h 50m
Air New Zealand
Deal found 25/1$2,005
Sun 8/212:30
PER
-
ORD
2 stops33h 05m
Japan Airlines
Tue 24/210:35
ORD
-
PER
2 stops47h 20m
Japan Airlines
Deal found 25/1$2,006
Mon 27/712:25
PER
-
ORD
2 stops40h 35m
Japan Airlines
Mon 10/801:30
ORD
-
PER
2 stops34h 10m
Japan Airlines
Deal found 25/1$2,025
Thu 2/718:05
PER
-
ORD
2 stops64h 05m
Multiple Airlines
Sun 26/700:30
ORD
-
PER
2 stops38h 35m
Multiple Airlines
Deal found 27/1$2,042
Fri 6/200:25
PER
-
ORD
2 stops27h 20m
Japan Airlines
Mon 23/210:35
ORD
-
PER
2 stops47h 20m
Japan Airlines
Deal found 27/1$2,073

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 28 January 2026.

Round-trip from

$1,578

Popular in

October

Cheapest in

May

Average price

$1,995
ANA
  • ANA
  • 7/2-23/2
  • 3 total stops
  • 89h 00m total
  • Perth to Illinois
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($258 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($100 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 28 January 2026.
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

Sun 8/2

21:55-18:52

2 stops34h 57m

Chicago O'Hare Intl

Tue 24/2

16:25-20:10

1 stop37h 45m

$1,681

PerthChicago

PER - ORD

PERORD

Perth

Thu 5/3

10:30-13:45

2 stops41h 15m

Chicago O'Hare Intl

Mon 9/3

11:35-23:55

2 stops47h 20m

$1,867

PerthChicago

PER - ORD

PERORD

Perth

Wed 11/3

18:50-23:08

2 stops41h 18m

Chicago O'Hare Intl

Wed 18/3

16:00-16:50

2 stops35h 50m

$2,005

PerthChicago

PER - ORD

PERORD

Perth

Thu 2/7

18:05-21:10

2 stops64h 05m

Chicago O'Hare Intl

Sun 26/7

00:30-04:05

2 stops38h 35m

$2,042

PerthChicago

PER - ORD

PERORD

Perth

Fri 6/2

00:25-13:45

2 stops27h 20m

Chicago O'Hare Intl

Mon 23/2

10:35-23:55

2 stops47h 20m

$2,073

PerthChicago

PER - ORD

PERORD

Perth

Wed 11/3

00:25-14:45

2 stops27h 20m

Chicago O'Hare Intl

Thu 19/3

18:40-22:55

2 stops39h 15m

$2,235

PerthChicago

PER - ORD

PERORD

Perth

Wed 1/7

00:10-16:00

2 stops28h 50m

Chicago O'Hare Intl

Mon 27/7

01:30-22:40

2 stops32h 10m

$2,487

PerthChicago

PER - ORD

PERORD

Perth

Thu 2/7

21:35-05:05

2 stops44h 30m

Chicago O'Hare Intl

Tue 28/7

11:50-19:30

1 stop42h 40m

$2,494

PerthChicago

PER - ORD

PERORD

Perth

Thu 12/3

00:25-14:45

2 stops27h 20m

Chicago O'Hare Intl

Fri 20/3

18:40-22:55

2 stops39h 15m

$2,497

PerthChicago

PER - ORD

PERORD

Perth

Wed 11/3

17:45-13:55

3 stops33h 10m

Chicago O'Hare Intl

Wed 18/3

14:30-15:15

3 stops35h 45m

$2,506

Flights are sorted by cheapest return flights first.

Deals found on 25/1

Showing 1-10 of 11 results
1
2

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 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 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 $1,231). Flying from Perth to Illinois in January is currently the most expensive (average of $2,546). 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 28 January 2026.
Get a feel of what it's like to fly with ANA, Japan Airlines, andQantas Airways from Perth to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very Good
1,078 reviews
Check prices

Food

7.7

Boarding

8.5

Overall

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.
ANA
8.4
Very Good
1,078 reviews
ANA
8.4
Very Good
1,078 reviews
Check prices

Food

7.7

Boarding

8.5

Overall

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.
Japan Airlines
8.3
Very Good
1,691 reviews
ANA
8.4
Very Good
1,078 reviews
Check prices

Food

7.7

Boarding

8.5

Overall

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.
Qantas Airways
7.5
Good
980 reviews
ANA
8.4
Very Good
1,078 reviews
Check prices

Food

7.7

Boarding

8.5

Overall

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.
Qatar Airways
7.4
Good
3,730 reviews
ANA
8.4
Very Good
1,078 reviews
Check prices

Food

7.7

Boarding

8.5

Overall

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.

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?

    Most people fly from Perth (PER) if they book a flight from Perth to Illinois. Perth is conveniently located just 10.2 km from Perth’s city centre.

  • How long is the flight from Perth to Illinois?

    A quick flight from Perth to Illinois can take about 34h 57m. ANA provides one of the quickest options available for as low as $1,681. Airlines will cover a distance of 17617 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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 holiday 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 $1,231). Flying from Perth to Illinois in January is currently the most expensive (average of $2,546). 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.
Perth to Los Angeles flights
Perth to Ontario flights
Perth to San Francisco flights
Perth to Newark flights
Perth to John F Kennedy Intl flights
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Perth to Seattle flights
Perth to Dulles Intl flights
Perth to Minneapolis flights
Perth to Reagan-National flights
Perth to Dallas/Fort Worth flights
Perth to Miami flights
Perth to Hobby flights
Perth to O'Hare Intl flights
Perth to Honolulu flights
Perth to Baltimore flights
Perth to Las Vegas flights
Perth to Boston flights
Perth to Salt Lake City flights
Perth to Cleveland flights
Perth to Orlando flights
Perth to George Bush Intcntl flights
Perth to Philadelphia flights
Perth to Atlanta flights
Perth to Denver flights
Perth to Charlotte flights
Perth to San Antonio flights
Perth to Des Moines flights
Perth to Kailua-Kona flights
Perth to Portland flights
Perth to Detroit flights
Perth to Indianapolis flights
Perth to San Diego flights
Perth to New Orleans flights
Perth to Sacramento flights
Perth to Santa Rosa flights
Perth to Fort Lauderdale flights
Perth to Kahului flights
Perth to San Jose flights
Perth to Long Beach flights
Perth to Anchorage flights

Top 3 airlines flying from Perth to Illinois

Discover the top 3 airlines 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 647,157 searches. Data last updated 28 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,639Average$1,947FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Japan AirlinesCheapest$1,861Average$2,286FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qatar AirwaysCheapest$2,349Average$3,026FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Perth to Illinois flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Perth to Illinois by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Perth to Illinois, users can toggle the no change fees filter when performing a flight search.

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

Not ready to book yet? You can track prices for flights from Perth to Illinois on Cheapflights with our Price Alert feature and get notified when better prices are available.

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