How long is the flight from Perth to Illinois?

A quick flight from Perth to Illinois can take about 30h 20m. ANA provides one of the quickest options available for as low as $1,637. Airlines will cover a distance of 17617 km. Both multi-stop and direct flights can be found to your destination and back. Find deals

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm. Find deals

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C). Find deals

What are the most popular airlines that fly from Perth to Illinois?

Japan Airlines, Qantas Airways and Qatar Airways are the most popular airlines when flying from Perth to Illinois. Find deals

How far in advance should I book a flight from Perth to Illinois?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 20 days in advance, which can save you up to 15% on flights from Perth to Illinois compared to booking the week you need them. Waiting 20 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $1,917. For sooner than that we have options available in the next 3 days from $1,917.

What is the cheapest month to fly from Perth to Illinois?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, May can be a great choice for travel to Illinois. Flights to Illinois from Perth in May are about $2,241 on average during May, but can be found for as low as $1,732.

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.

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.

$991+ Flights from Perth to Illinois

Cheap flight deals from Perth to Illinois

Round-trip from	$1,637
One-way from	$991
Popular in	December
Cheapest in	May
Average price	$2,063

ANA
1/9-4/9
3 total stops
78h 01m total
Perth to Illinois

Search Deals

6/9
3 total stops
58h 24m total
Perth to Illinois

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($326 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($101 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find 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 19 August 2025.

Mon 1/921:35PER - ORD

1 stop30h 20mANA

Tue 16/907:10ORD - PER

2 stops47h 50mANA

Deal found 16/8$1,629

Mon 1/921:35PER - ORD

1 stop30h 20mANA

Thu 4/907:19ORD - PER

2 stops47h 41mANA

Deal found 18/8$1,637

Tue 2/900:10PER - ORD

2 stops45h 55mJapan Airlines

Wed 12/1117:30ORD - PER

2 stops39h 20mJapan Airlines

Deal found 17/8$1,677

Mon 27/1000:15PER - ORD

2 stops27h 20mJapan Airlines

Wed 12/1117:30ORD - PER

2 stops39h 20mJapan Airlines

Deal found 16/8$1,689

Thu 4/900:10PER - ORD

2 stops28h 35mJapan Airlines

Sun 7/901:05ORD - PER

2 stops41h 40mJapan Airlines

Deal found 17/8$1,694

Mon 1/912:25PER - ORD

2 stops33h 40mJapan Airlines

Wed 3/901:05ORD - PER

2 stops32h 35mJapan Airlines

Deal found 18/8$1,714

Mon 1/912:25PER - ORD

2 stops33h 40mJapan Airlines

Mon 15/901:05ORD - PER

2 stops32h 35mJapan Airlines

Deal found 16/8$1,731

Best flights from Perth to Illinois
Discover carefully curated flight deals from Perth to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 August 2025.

Mon 1/921:35PER - ORD

1 stop30h 20mANA

Thu 4/907:19ORD - PER

2 stops47h 41mANA

Deal found 18/8$1,637

Tue 2/900:10PER - ORD

2 stops45h 55mJapan Airlines

Wed 12/1117:30ORD - PER

2 stops39h 20mJapan Airlines

Deal found 17/8$1,677

Thu 4/900:10PER - ORD

2 stops28h 35mJapan Airlines

Sun 7/901:05ORD - PER

2 stops41h 40mJapan Airlines

Deal found 17/8$1,694

Thu 4/921:35PER - ORD

1 stop30h 20mANA

Mon 8/920:20ORD - PER

2 stops58h 40mANA

Deal found 17/8$1,738

Mon 1/912:25PER - ORD

2 stops33h 40mJapan Airlines

Wed 3/901:05ORD - PER

2 stops32h 35mJapan Airlines

Deal found 18/8$1,714

Fri 29/812:25PER - ORD

2 stops40h 35mJapan Airlines

Sat 6/901:05ORD - PER

2 stops32h 35mJapan Airlines

Deal found 18/8$1,735

Wed 3/900:10PER - ORD

2 stops28h 35mJapan Airlines

Sun 7/901:05ORD - PER

2 stops41h 40mJapan Airlines

Deal found 17/8$1,758

Last-minute flights from Perth to Illinois
Discover last-minute flight deals from Perth to Illinois. Data last updated 19 August 2025 and is based on user searches.

Thu 28/800:10PER - ORD

2 stops28h 50mJapan Airlines

Sat 6/901:05ORD - PER

2 stops32h 35mJapan Airlines

Deal found 18/8$1,908

Thu 28/802:10PER - ORD

2 stops32h 00mMultiple Airlines

Sat 6/901:05ORD - PER

3 stops35h 05mMultiple Airlines

Deal found 18/8$2,808

Thu 28/800:10PER - ORD

1 stop27h 15mCathay Pacific

Sun 7/916:00ORD - PER

1 stop41h 40mCathay Pacific

Deal found 18/8$3,395

One-way flights from Perth to Illinois
Search for one-way flight options from Perth to Illinois. Find affordable one-way fares based on user searches. Data last updated 19 August 2025.

Sat 6/920:50PER - ORD

3 stops58h 24mMultiple Airlines

Deal found 18/8$991

Mon 15/921:55PER - ORD

3 stops57h 19mMultiple Airlines

Deal found 18/8$993

Wed 15/1005:10PER - ORD

3 stops46h 40mMultiple Airlines

Deal found 17/8$1,068

Mon 25/808:45PER - ORD

2 stops33h 55mMultiple Airlines

Deal found 19/8$1,161

Fri 10/1022:55PER - ORD

2 stops29h 05mMultiple Airlines

Deal found 17/8$1,177

Wed 27/804:50PER - ORD

3 stops55h 21mMultiple Airlines

Deal found 19/8$1,270

Sun 24/823:55PER - ORD

2 stops42h 45mMultiple Airlines

Deal found 19/8$1,290

Fly from

Fly to

Route

Depart

Return

Price

PerthChicago

PER - ORD

PERORD

Perth

Mon 1/9

21:35-14:55

1 stop30h 20m

Chicago O'Hare Intl

Thu 4/9

07:19-20:00

2 stops47h 41m

$1,637

PerthChicago

PER - ORD

PERORD

Perth

Tue 2/9

00:10-09:05

2 stops45h 55m

Chicago O'Hare Intl

Wed 12/11

17:30-22:50

2 stops39h 20m

$1,677

PerthChicago

PER - ORD

PERORD

Perth

Thu 4/9

00:10-15:45

2 stops28h 35m

Chicago O'Hare Intl

Sun 7/9

01:05-07:45

2 stops41h 40m

$1,694

PerthChicago

PER - ORD

PERORD

Perth

Mon 1/9

12:25-09:05

2 stops33h 40m

Chicago O'Hare Intl

Wed 3/9

01:05-22:40

2 stops32h 35m

$1,714

PerthChicago

PER - ORD

PERORD

Perth

Fri 29/8

12:25-16:00

2 stops40h 35m

Chicago O'Hare Intl

Sat 6/9

01:05-22:40

2 stops32h 35m

$1,735

PerthChicago

PER - ORD

PERORD

Perth

Thu 4/9

21:35-14:55

1 stop30h 20m

Chicago O'Hare Intl

Mon 8/9

20:20-20:00

2 stops58h 40m

$1,738

PerthChicago

PER - ORD

PERORD

Perth

Wed 3/9

00:10-15:45

2 stops28h 35m

Chicago O'Hare Intl

Sun 7/9

01:05-07:45

2 stops41h 40m

$1,758

PerthChicago

PER - ORD

PERORD

Perth

Sat 6/9

20:50-18:14

3 stops58h 24m

$991

PerthChicago

PER - ORD

PERORD

Perth

Mon 15/9

21:55-18:14

3 stops57h 19m

$993

PerthChicago

PER - ORD

PERORD

Perth

Wed 15/10

05:10-14:50

3 stops46h 40m

$1,068

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 12 results

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 time of day to fly from PER to IL?

When flying from Perth to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Illinois

Get a feel of what it's like to fly with ANA, Japan Airlines, andCathay Pacific 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

934 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,July 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

ANA

8.4

Very Good

934 reviews

ANA

8.4

Very Good

934 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,July 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Japan Airlines

8.3

Very Good

1,550 reviews

ANA

8.4

Very Good

934 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,July 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Cathay Pacific

7.6

Good

969 reviews

ANA

8.4

Very Good

934 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,July 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Qantas Airways

7.5

Good

896 reviews

ANA

8.4

Very Good

934 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,July 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Air Canada

7.1

Good

9,997 reviews

ANA

8.4

Very Good

934 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,July 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Related info for your journey

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 30h 20m. ANA provides one of the quickest options available for as low as $1,637. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Perth to Illinois

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Perth to LaGuardia flights

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Perth to Salt Lake City flights

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Perth to Cleveland flights

Perth to Long Beach flights

Perth to Des Moines flights

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Perth to San Antonio flights

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Perth to Kailua-Kona flights

Complete your trip

Illinois car hire

Chicago O'Hare Intl Airport car hire

Chicago Midway Airport car hire

Moline Quad-City Airport car hire

Greater Peoria Airport car hire

Springfield Capital Airport car hire

Champaign University-Willard Airport car hire

Chicago Greater Rockford Airport car hire

Belleville Airport car hire

Marion Williamson County Airport car hire

Quincy Regional Airport car hire

Top 3 airlines flying from Perth to Illinois

Airline	Cheapest	Average	Flexibility	On-time
Qantas Airways	Cheapest$1,751	Average$2,391	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Japan Airlines	Cheapest$2,020	Average$2,370	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights
Qatar Airways	Cheapest$2,509	Average$2,778	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights

Fly with Cheapflights

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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Cheapflights is completely free to use, so you can start saving the moment you arrive.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Perth to Illinois from $991

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Perth to Illinois

Keep the following information in mind while searching for Perth to Illinois flight deals. Data was last updated 19 August 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Perth to Illinois

Cheapest flights from Perth to IllinoisExplore 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 19 August 2025.

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 19 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Perth to Illinois that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Perth to Illinois

What is the cheapest time of day to fly from PER to IL?

Find hourly flight availability from Perth to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 August 2025.

Reviews of airlines servicing Illinois

Get a feel of what it's like to fly with ANA, Japan Airlines, andCathay Pacific 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.

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?

How long is the flight from Perth to Illinois?

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

How can I find direct flights from Perth to Illinois?

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

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 Perth to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Perth to Illinois

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 19 August 2025.