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Cheap flights from Perth to Illinois from $782

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Perth to Illinois departing on 2/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Perth to Illinois

Cheap round-trip flights

Cathay Pacific Logo
9:15 am - 2:25 pmPER-ORD
42h 10m1 stop
Cathay Pacific Logo
2:35 pm - 6:55 amORD-PER
26h 20m1 stop
$1,039Cathay Pacific
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Fri, Oct 24 - Fri, Nov 7
Multiple Airlines Logo
5:35 am - 1:55 pmPER-ORD
45h 20m2 stops
Multiple Airlines Logo
2:35 pm - 4:20 amORD-PER
47h 45m2 stops
$1,276Multiple Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
Multiple Airlines Logo
8:25 pm - 7:35 pmPER-ORD
61h 10m2 stops
Multiple Airlines Logo
11:30 pm - 1:35 amORD-PER
36h 05m2 stops
$1,339Multiple Airlines
Find Deal
Wed, Nov 26 - Mon, Jan 12
Japan Airlines Logo
10:30 am - 7:30 amPER-ORD
59h 00m2 stops
Japan Airlines Logo
10:20 am - 11:55 pmORD-PER
47h 35m2 stops
$1,419Japan Airlines
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Sun, Nov 9 - Wed, Nov 19
Japan Airlines Logo
10:30 am - 8:30 amPER-ORD
35h 00m2 stops
Japan Airlines Logo
5:35 pm - 11:55 pmORD-PER
40h 20m2 stops
$1,421Japan Airlines
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Sat, Nov 1 - Mon, Dec 1
Qatar Airways Logo
10:45 pm - 3:30 pmPER-ORD
29h 45m1 stop
Qatar Airways Logo
12:20 pm - 12:00 pmORD-PER
33h 40m2 stops
$1,504Qatar Airways
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Sat, Nov 1 - Sat, Nov 8
Qatar Airways Logo
10:45 pm - 8:49 pmPER-ORD
35h 04m2 stops
Qatar Airways Logo
6:50 pm - 12:00 pmORD-PER
27h 10m1 stop
$1,542Qatar Airways
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Fri, Oct 24 - Fri, Nov 7
ANA Logo
9:55 pm - 2:50 pmPER-ORD
29h 55m1 stop
ANA Logo
7:10 am - 8:10 pmORD-PER
47h 00m2 stops
$1,731ANA
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Sat, Nov 1 - Mon, Dec 1
Singapore Airlines Logo
5:05 pm - 8:52 pmPER-ORD
41h 47m3 stops
Singapore Airlines Logo
6:44 am - 2:45 pmORD-PER
42h 01m3 stops
$1,751Singapore Airlines
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Sun, Nov 9 - Wed, Nov 19
ANA Logo
9:35 pm - 5:06 amPER-ORD
44h 31m2 stops
ANA Logo
5:45 pm - 8:00 pmORD-PER
37h 15m1 stop
$1,852ANA
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Sat, Oct 11 - Thu, Oct 16

Emirates flights from Perth to Illinois

Our best Emirates deals on Perth to Illinois flight tickets
Emirates
Oct 11
PER10:20 pmPerth
30h 25m
1 stop
ORD3:45 pmChicago O'Hare Intl
Oct 16
ORD8:35 pmChicago O'Hare Intl
39h 05m
1 stop
PER12:40 amPerth
$1,992
Find similar
Emirates
Oct 9
PER10:20 pmPerth
30h 25m
1 stop
ORD3:45 pmChicago O'Hare Intl
Oct 16
ORD8:35 pmChicago O'Hare Intl
39h 05m
1 stop
PER12:40 amPerth
$2,006
Find similar
Emirates
Oct 12
PER6:00 amPerth
46h 45m
1 stop
ORD3:45 pmChicago O'Hare Intl
Oct 16
ORD8:35 pmChicago O'Hare Intl
39h 05m
1 stop
PER12:40 amPerth
$2,020
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ANA flights from Perth to Illinois

Our best ANA deals on Perth to Illinois flight tickets
ANA
Nov 1
PER9:55 pmPerth
29h 55m
1 stop
ORD2:50 pmChicago O'Hare Intl
Dec 1
ORD7:10 amChicago O'Hare Intl
47h 00m
2 stops
PER8:10 pmPerth
$1,731
Find similar
ANA
Oct 11
PER9:35 pmPerth
44h 31m
2 stops
ORD5:06 amChicago O'Hare Intl
Oct 16
ORD5:45 pmChicago O'Hare Intl
37h 15m
1 stop
PER8:00 pmPerth
$1,852
Find similar
ANA
Nov 1
PER9:55 pmPerth
29h 55m
1 stop
ORD2:50 pmChicago O'Hare Intl
Dec 1
ORD10:30 amChicago O'Hare Intl
43h 40m
1 stop
PER8:10 pmPerth
$2,014
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 19, 2025.
Use the filters below to find and compare flights from Perth to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PerthChicago

PER - ORD

PERORD

Perth

Fri 10/24

9:15 am-2:25 pm

1 stop42h 10m

Chicago O'Hare Intl

Fri 11/7

2:35 pm-6:55 am

1 stop26h 20m

$1,039

PerthChicago

PER - ORD

PERORD

Perth

Sat 11/1

5:35 am-1:55 pm

2 stops45h 20m

Chicago O'Hare Intl

Sat 11/8

2:35 pm-4:20 am

2 stops47h 45m

$1,276

PerthChicago

PER - ORD

PERORD

Perth

Wed 11/26

8:25 pm-7:35 pm

2 stops61h 10m

Chicago O'Hare Intl

Mon 1/12

11:30 pm-1:35 am

2 stops36h 05m

$1,339

PerthChicago

PER - ORD

PERORD

Perth

Sun 11/9

10:30 am-7:30 am

2 stops59h 00m

Chicago O'Hare Intl

Wed 11/19

10:20 am-11:55 pm

2 stops47h 35m

$1,419

PerthChicago

PER - ORD

PERORD

Perth

Sat 11/1

10:30 am-8:30 am

2 stops35h 00m

Chicago O'Hare Intl

Mon 12/1

5:35 pm-11:55 pm

2 stops40h 20m

$1,421

PerthChicago

PER - ORD

PERORD

Perth

Sat 11/1

10:45 pm-3:30 pm

1 stop29h 45m

Chicago O'Hare Intl

Sat 11/8

12:20 pm-12:00 pm

2 stops33h 40m

$1,504

PerthChicago

PER - ORD

PERORD

Perth

Fri 10/24

10:45 pm-8:49 pm

2 stops35h 04m

Chicago O'Hare Intl

Fri 11/7

6:50 pm-12:00 pm

1 stop27h 10m

$1,542

PerthChicago

PER - ORD

PERORD

Perth

Sat 11/1

9:55 pm-2:50 pm

1 stop29h 55m

Chicago O'Hare Intl

Mon 12/1

7:10 am-8:10 pm

2 stops47h 00m

$1,731

PerthChicago

PER - ORD

PERORD

Perth

Sun 11/9

5:05 pm-8:52 pm

3 stops41h 47m

Chicago O'Hare Intl

Wed 11/19

6:44 am-2:45 pm

3 stops42h 01m

$1,751

PerthChicago

PER - ORD

PERORD

Perth

Sat 10/11

9:35 pm-5:06 am

2 stops44h 31m

Chicago O'Hare Intl

Thu 10/16

5:45 pm-8:00 pm

1 stop37h 15m

$1,852

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Perth to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Perth is in May. Flight prices, which tend to average around $1,209, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of May, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,258.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Perth to Illinois is on a Saturday when prices can be found for as low as $1,263. Flights from Perth to Illinois on a Tuesday will generally be more expensive and average around $2,266. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is at noon. Flights from Perth to Illinois during this time can be as low as $1,171. Flights in the morning are often more expensive with an average ticket price of $2,149.

Can stopping save me money on Perth to Illinois flights?

You could potentially save up to 4% on your flight if you consider stops on a Perth to Illinois flight.

Cheap Perth to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Perth to Illinois

Direct flights

None
There are no direct flights from Perth to Illinois. There are no popular flight routes from Perth to Illinois.
Search flight deals

  • When did momondo last update prices for flights from Perth Airport to Illinois?

    Prices for flights from Perth Airport to Illinois were last updated today.

  • How many operators does momondo search for flights from Perth Airport to Illinois?

  • How old do you have to be to fly from Perth Airport to Illinois?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Perth Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Perth to Illinois

Compare and see reviews for airlines that fly from Perth to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Japan AirlinesPriceFrom $965Free CancellationRating
8.3
1,560 reviews
Search Japan Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Perth to Illinois?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Perth.

Can I find flights from Perth to Illinois with flexible booking policies on momondo?

Flights from Perth to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Perth to Illinois?

momondo provides multiple filters to help you find the best flight to Illinois from Perth. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Perth to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from Perth are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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