What is the cheapest airline that flies from Perth to Illinois?

Thai Airways and Malaysia Airlines are the most popular carriers operating from Perth to Illinois

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?

As of August 2026, there is 1 operator available to choose from 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.

$751 Cheap Flights from Perth to Illinois in 2026

Find the cheapest flights from Perth to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:50 pm - 2:37 pmPER Perth-ORD Chicago O'Hare Intl

34h 47m2 stops Singapore Changi Vancouver Intl

3:30 pm - 4:35 pmORD Chicago O'Hare Intl-PER Perth

35h 05m2 stops Vancouver Intl Singapore Changi

$1,039Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

5:50 pm - 2:37 pmPER Perth-ORD Chicago O'Hare Intl

34h 47m2 stops Singapore Changi Vancouver Intl

3:30 pm - 7:40 pmORD Chicago O'Hare Intl-PER Perth

38h 10m2 stops Vancouver Intl Singapore Changi

$1,115Multiple Airlines

Wed, Nov 4 - Thu, Nov 26

12:45 am - 2:37 pmPER Perth-ORD Chicago O'Hare Intl

51h 52m3 stops Kuala Lumpur Intl Singapore Changi Vancouver Intl

3:30 pm - 11:45 pmORD Chicago O'Hare Intl-PER Perth

42h 15m3 stops Vancouver Intl Singapore Changi Kuala Lumpur Intl

$1,152Multiple Airlines

Tue, Nov 3 - Wed, Nov 11

5:15 am - 2:37 pmPER Perth-ORD Chicago O'Hare Intl

47h 22m3 stops Kuala Lumpur Intl Singapore Changi Vancouver Intl

3:30 pm - 4:30 amORD Chicago O'Hare Intl-PER Perth

47h 00m3 stops Vancouver Intl Singapore Changi Kuala Lumpur Intl

$1,216Multiple Airlines

Wed, Nov 4 - Thu, Nov 26

8:35 am - 4:55 pmPER Perth-ORD Chicago O'Hare Intl

22h 20m1 stop Manila Ninoy Aquino Intl

10:45 pm - 7:20 amORD Chicago O'Hare Intl-PER Perth

42h 35m1 stop Manila Ninoy Aquino Intl

$1,342Philippine Airlines

Mon, Nov 16 - Fri, Dec 4

8:35 am - 4:55 pmPER Perth-ORD Chicago O'Hare Intl

22h 20m1 stop Manila Ninoy Aquino Intl

10:45 pm - 7:20 amORD Chicago O'Hare Intl-PER Perth

42h 35m1 stop Manila Ninoy Aquino Intl

$1,342Philippine Airlines

Mon, Nov 16 - Wed, Dec 2

8:35 am - 4:55 pmPER Perth-ORD Chicago O'Hare Intl

22h 20m1 stop Manila Ninoy Aquino Intl

10:45 pm - 7:20 amORD Chicago O'Hare Intl-PER Perth

42h 35m1 stop Manila Ninoy Aquino Intl

$1,342Philippine Airlines

Mon, Nov 16 - Mon, Nov 30

5:50 pm - 3:00 pmPER Perth-ORD Chicago O'Hare Intl

59h 10m2 stops Singapore Changi Abu Dhabi Zayed Intl

1:10 pm - 7:40 pmORD Chicago O'Hare Intl-PER Perth

40h 30m2 stops Abu Dhabi Zayed Intl Singapore Changi

$1,348Multiple Airlines

Wed, Nov 18 - Wed, Dec 2

10:30 am - 10:00 amPER Perth-ORD Chicago O'Hare Intl

37h 30m2 stops Singapore Changi Tokyo Haneda

1:30 pm - 10:55 pmORD Chicago O'Hare Intl-PER Perth

43h 25m2 stops Tokyo Haneda Hong Kong Intl

$2,051Japan Airlines

Wed, Nov 4 - Tue, Nov 10

10:30 am - 10:00 amPER Perth-ORD Chicago O'Hare Intl

37h 30m2 stops Singapore Changi Tokyo Haneda

1:30 pm - 10:55 pmORD Chicago O'Hare Intl-PER Perth

43h 25m2 stops Tokyo Haneda Hong Kong Intl

$2,076Japan Airlines

Wed, Nov 18 - Tue, Dec 1

Cheap last minute flights

Enter your travel dates to find the best prices.

11:55 pm - 12:18 amPER Perth-ORD Chicago O'Hare Intl

37h 23m2 stops Sydney Kingsford Smith Dallas/Fort Worth

6:55 am - 11:15 amORD Chicago O'Hare Intl-PER Perth

39h 20m2 stops Los Angeles Melbourne

$1,748American Airlines

Thu, Aug 27 - Thu, Sep 10

11:55 pm - 12:18 amPER Perth-ORD Chicago O'Hare Intl

37h 23m2 stops Sydney Kingsford Smith Dallas/Fort Worth

6:55 am - 11:15 amORD Chicago O'Hare Intl-PER Perth

39h 20m2 stops Los Angeles Melbourne

$1,751American Airlines

Thu, Aug 27 - Thu, Sep 10

9:35 pm - 2:55 pmPER Perth-ORD Chicago O'Hare Intl

30h 20m1 stop Tokyo Narita

5:45 pm - 8:00 pmORD Chicago O'Hare Intl-PER Perth

37h 15m1 stop Tokyo Haneda

$1,955ANA

Thu, Aug 27 - Thu, Sep 10

9:35 pm - 2:55 pmPER Perth-ORD Chicago O'Hare Intl

30h 20m1 stop Tokyo Narita

5:45 pm - 8:00 pmORD Chicago O'Hare Intl-PER Perth

37h 15m1 stop Tokyo Haneda

$1,965ANA

Thu, Aug 27 - Thu, Sep 10

8:35 am - 6:20 amPER Perth-ORD Chicago O'Hare Intl

34h 45m2 stops Manila Ninoy Aquino Intl Seattle/Tacoma Intl

4:00 pm - 6:50 amORD Chicago O'Hare Intl-PER Perth

25h 50m1 stop Hong Kong Intl

$1,970Multiple Airlines

Thu, Aug 27 - Thu, Sep 10

9:20 am - 9:10 pmPER Perth-ORD Chicago O'Hare Intl

48h 50m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

4:00 pm - 6:50 amORD Chicago O'Hare Intl-PER Perth

25h 50m1 stop Hong Kong Intl

$2,032Multiple Airlines

Thu, Aug 27 - Thu, Sep 10

3:50 pm - 2:20 pmPER Perth-ORD Chicago O'Hare Intl

35h 30m2 stops Kuala Lumpur Intl Hong Kong Intl

4:00 pm - 1:10 amORD Chicago O'Hare Intl-PER Perth

44h 10m2 stops Hong Kong Intl Kuala Lumpur Intl

$2,119Malaysia Airlines

Wed, Aug 26 - Tue, Sep 1

3:50 pm - 2:20 pmPER Perth-ORD Chicago O'Hare Intl

35h 30m2 stops Kuala Lumpur Intl Hong Kong Intl

4:00 pm - 1:10 amORD Chicago O'Hare Intl-PER Perth

44h 10m2 stops Hong Kong Intl Kuala Lumpur Intl

$2,119Malaysia Airlines

Wed, Aug 26 - Mon, Aug 31

8:50 pm - 2:55 pmPER Perth-ORD Chicago O'Hare Intl

31h 05m2 stops Kuala Lumpur Intl Tokyo Narita

4:00 pm - 10:40 pmORD Chicago O'Hare Intl-PER Perth

41h 40m1 stop Hong Kong Intl

$2,134Multiple Airlines

Wed, Aug 26 - Tue, Sep 1

8:50 pm - 2:55 pmPER Perth-ORD Chicago O'Hare Intl

31h 05m2 stops Kuala Lumpur Intl Tokyo Narita

4:00 pm - 6:50 amORD Chicago O'Hare Intl-PER Perth

25h 50m1 stop Hong Kong Intl

$2,134Multiple Airlines

Wed, Aug 26 - Mon, Aug 31

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American Airlines flights from Perth to Illinois

Our best American Airlines deals on Perth to Illinois flight tickets

American Airlines

Oct 20

PER11:45 pmPerth

32h 31m

2 stops

ORD7:16 pmChicago O'Hare Intl

Oct 24

ORD6:45 amChicago O'Hare Intl

42h 35m

2 stops

PER2:20 pmPerth

$1,696

American Airlines

Oct 20

PER11:45 pmPerth

35h 25m

2 stops

ORD10:10 pmChicago O'Hare Intl

Oct 24

ORD6:45 amChicago O'Hare Intl

42h 35m

2 stops

PER2:20 pmPerth

$1,699

American Airlines

Aug 27

PER11:55 pmPerth

37h 23m

2 stops

ORD12:18 amChicago O'Hare Intl

Sep 10

ORD6:55 amChicago O'Hare Intl

39h 20m

2 stops

PER11:15 amPerth

$1,748

Malaysia Airlines flights from Perth to Illinois

Our best Malaysia Airlines deals on Perth to Illinois flight tickets

Malaysia Airlines

Sep 9

PER3:50 pmPerth

35h 30m

2 stops

ORD2:20 pmChicago O'Hare Intl

Sep 12

ORD4:00 pmChicago O'Hare Intl

44h 10m

2 stops

PER1:10 amPerth

$1,475

Malaysia Airlines

Oct 5

PER3:50 pmPerth

35h 05m

2 stops

ORD1:55 pmChicago O'Hare Intl

Oct 12

ORD4:15 pmChicago O'Hare Intl

43h 55m

2 stops

PER1:10 amPerth

$1,560

Malaysia Airlines

Oct 5

PER3:50 pmPerth

35h 05m

2 stops

ORD1:55 pmChicago O'Hare Intl

Oct 12

ORD4:15 pmChicago O'Hare Intl

43h 55m

2 stops

PER1:10 amPerth

$1,569

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 11/4

5:50 pm-2:37 pm

2 stops34h 47m

Chicago O'Hare Intl

Wed 11/11

3:30 pm-4:35 pm

2 stops35h 05m

$1,039

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 11/4

5:50 pm-2:37 pm

2 stops34h 47m

Chicago O'Hare Intl

Thu 11/26

3:30 pm-7:40 pm

2 stops38h 10m

$1,115

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Tue 11/3

12:45 am-2:37 pm

3 stops51h 52m

Chicago O'Hare Intl

Wed 11/11

3:30 pm-11:45 pm

3 stops42h 15m

$1,152

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 11/4

5:15 am-2:37 pm

3 stops47h 22m

Chicago O'Hare Intl

Thu 11/26

3:30 pm-4:30 am

3 stops47h 00m

$1,216

Quickest round-trip

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Mon 11/16

8:35 am-4:55 pm

1 stop22h 20m

Chicago O'Hare Intl

Fri 12/4

10:45 pm-7:20 am

1 stop42h 35m

$1,342

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Mon 11/16

8:35 am-4:55 pm

1 stop22h 20m

Chicago O'Hare Intl

Wed 12/2

10:45 pm-7:20 am

1 stop42h 35m

$1,342

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Mon 11/16

8:35 am-4:55 pm

1 stop22h 20m

Chicago O'Hare Intl

Mon 11/30

10:45 pm-7:20 am

1 stop42h 35m

$1,342

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 11/18

5:50 pm-3:00 pm

2 stops59h 10m

Chicago O'Hare Intl

Wed 12/2

1:10 pm-7:40 pm

2 stops40h 30m

$1,348

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 11/4

10:30 am-10:00 am

2 stops37h 30m

Chicago O'Hare Intl

Tue 11/10

1:30 pm-10:55 pm

2 stops43h 25m

$2,051

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 11/18

10:30 am-10:00 am

2 stops37h 30m

Chicago O'Hare Intl

Tue 12/1

1:30 pm-10:55 pm

2 stops43h 25m

$2,076

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Perth is in October. Flight prices, which tend to average around $1,220, 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 October, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $1,237.

Can stopping save me money on Perth to Illinois flights?

You could potentially save up to 2% 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

Best Price Found	$751
Fastest flight time	26h 30m
Direct flights	None

The best one-way flight to Illinois from Perth in the past 72 hours is $751. The best round-trip flight deal from Perth to Illinois found on momondo in the last 72 hours is $1,039.

The fastest flight from Perth to Illinois takes 26h 30m

There are no direct flights from Perth to Illinois. There are no popular flight routes from Perth to Illinois.

Search flight deals

Frequently asked questions about flying from Perth to Illinois

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?
As of August 2026, there is 1 operator available to choose from 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 Airlines	PriceFrom $973	Free Cancellation	Rating 8.3 1,909 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.