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 refresh daily.

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

The number of operators available for flights from Perth Airport to Illinois is 1 as of August 2026.

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 stopovers 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 travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$1,049 Cheap Flights from Perth to Illinois in 2026

Find the cheapest flights from Perth to Illinois

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

17:50 - 14:37PER Perth-ORD Chicago O'Hare Intl

34h 47m2 stops Singapore Changi Vancouver Intl

15:30 - 16:35ORD Chicago O'Hare Intl-PER Perth

35h 05m2 stops Vancouver Intl Singapore Changi

$1,451Multiple Airlines

Wed, 4 Nov - Wed, 11 Nov

17:50 - 14:37PER Perth-ORD Chicago O'Hare Intl

34h 47m2 stops Singapore Changi Vancouver Intl

15:30 - 19:40ORD Chicago O'Hare Intl-PER Perth

38h 10m2 stops Vancouver Intl Singapore Changi

$1,557Multiple Airlines

Wed, 4 Nov - Thu, 26 Nov

00:45 - 14:37PER Perth-ORD Chicago O'Hare Intl

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

15:30 - 23:45ORD Chicago O'Hare Intl-PER Perth

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

$1,609Multiple Airlines

Tue, 3 Nov - Wed, 11 Nov

05:15 - 14:37PER Perth-ORD Chicago O'Hare Intl

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

15:30 - 04:30ORD Chicago O'Hare Intl-PER Perth

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

$1,698Multiple Airlines

Wed, 4 Nov - Thu, 26 Nov

08:35 - 16:55PER Perth-ORD Chicago O'Hare Intl

22h 20m1 stop Manila Ninoy Aquino Intl

22:45 - 07:20ORD Chicago O'Hare Intl-PER Perth

42h 35m1 stop Manila Ninoy Aquino Intl

$1,874Philippine Airlines

Mon, 16 Nov - Mon, 30 Nov

08:35 - 16:55PER Perth-ORD Chicago O'Hare Intl

22h 20m1 stop Manila Ninoy Aquino Intl

22:45 - 07:20ORD Chicago O'Hare Intl-PER Perth

42h 35m1 stop Manila Ninoy Aquino Intl

$1,874Philippine Airlines

Mon, 16 Nov - Wed, 2 Dec

08:35 - 16:55PER Perth-ORD Chicago O'Hare Intl

22h 20m1 stop Manila Ninoy Aquino Intl

22:45 - 07:20ORD Chicago O'Hare Intl-PER Perth

42h 35m1 stop Manila Ninoy Aquino Intl

$1,874Philippine Airlines

Mon, 16 Nov - Fri, 4 Dec

17:50 - 15:00PER Perth-ORD Chicago O'Hare Intl

59h 10m2 stops Singapore Changi Abu Dhabi Zayed Intl

13:10 - 19:40ORD Chicago O'Hare Intl-PER Perth

40h 30m2 stops Abu Dhabi Zayed Intl Singapore Changi

$1,883Multiple Airlines

Wed, 18 Nov - Wed, 2 Dec

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

37h 30m2 stops Singapore Changi Tokyo Haneda

13:30 - 22:55ORD Chicago O'Hare Intl-PER Perth

43h 25m2 stops Tokyo Haneda Hong Kong Intl

$2,865Japan Airlines

Wed, 4 Nov - Tue, 10 Nov

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

37h 30m2 stops Singapore Changi Tokyo Haneda

13:30 - 22:55ORD Chicago O'Hare Intl-PER Perth

43h 25m2 stops Tokyo Haneda Hong Kong Intl

$2,899Japan Airlines

Wed, 18 Nov - Tue, 1 Dec

Cheap last-minute flights

Enter your travel dates to find the best prices.

23:55 - 00:18PER Perth-ORD Chicago O'Hare Intl

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

06:55 - 11:15ORD Chicago O'Hare Intl-PER Perth

39h 20m2 stops Los Angeles Melbourne

$2,441American Airlines

Thu, 27 Aug - Thu, 10 Sep

23:55 - 00:18PER Perth-ORD Chicago O'Hare Intl

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

06:55 - 11:15ORD Chicago O'Hare Intl-PER Perth

39h 20m2 stops Los Angeles Melbourne

$2,446American Airlines

Thu, 27 Aug - Thu, 10 Sep

21:35 - 14:55PER Perth-ORD Chicago O'Hare Intl

30h 20m1 stop Tokyo Narita

17:45 - 20:00ORD Chicago O'Hare Intl-PER Perth

37h 15m1 stop Tokyo Haneda

$2,730ANA

Thu, 27 Aug - Thu, 10 Sep

21:35 - 14:55PER Perth-ORD Chicago O'Hare Intl

30h 20m1 stop Tokyo Narita

17:45 - 20:00ORD Chicago O'Hare Intl-PER Perth

37h 15m1 stop Tokyo Haneda

$2,744ANA

Thu, 27 Aug - Thu, 10 Sep

08:35 - 06:20PER Perth-ORD Chicago O'Hare Intl

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

16:00 - 06:50ORD Chicago O'Hare Intl-PER Perth

25h 50m1 stop Hong Kong Intl

$2,751Multiple Airlines

Thu, 27 Aug - Thu, 10 Sep

09:20 - 21:10PER Perth-ORD Chicago O'Hare Intl

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

16:00 - 06:50ORD Chicago O'Hare Intl-PER Perth

25h 50m1 stop Hong Kong Intl

$2,838Multiple Airlines

Thu, 27 Aug - Thu, 10 Sep

15:50 - 14:20PER Perth-ORD Chicago O'Hare Intl

35h 30m2 stops Kuala Lumpur Intl Hong Kong Intl

16:00 - 01:10ORD Chicago O'Hare Intl-PER Perth

44h 10m2 stops Hong Kong Intl Kuala Lumpur Intl

$2,960Malaysia Airlines

Wed, 26 Aug - Mon, 31 Aug

15:50 - 14:20PER Perth-ORD Chicago O'Hare Intl

35h 30m2 stops Kuala Lumpur Intl Hong Kong Intl

16:00 - 01:10ORD Chicago O'Hare Intl-PER Perth

44h 10m2 stops Hong Kong Intl Kuala Lumpur Intl

$2,960Malaysia Airlines

Wed, 26 Aug - Tue, 1 Sep

20:50 - 14:55PER Perth-ORD Chicago O'Hare Intl

31h 05m2 stops Kuala Lumpur Intl Tokyo Narita

16:00 - 06:50ORD Chicago O'Hare Intl-PER Perth

25h 50m1 stop Hong Kong Intl

$2,980Multiple Airlines

Wed, 26 Aug - Mon, 31 Aug

20:50 - 14:55PER Perth-ORD Chicago O'Hare Intl

31h 05m2 stops Kuala Lumpur Intl Tokyo Narita

16:00 - 22:40ORD Chicago O'Hare Intl-PER Perth

41h 40m1 stop Hong Kong Intl

$2,980Multiple Airlines

Wed, 26 Aug - Tue, 1 Sep

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Malaysia Airlines flights from Perth to Illinois

Our best Malaysia Airlines deals on Perth to Illinois flight tickets

Malaysia Airlines

9 Sept

PER15:50Perth

35h 30m

2 stops

ORD14:20Chicago O'Hare Intl

12 Sept

ORD16:00Chicago O'Hare Intl

44h 10m

2 stops

PER01:10Perth

$2,060

Malaysia Airlines

5 Oct

PER15:50Perth

35h 05m

2 stops

ORD13:55Chicago O'Hare Intl

12 Oct

ORD16:15Chicago O'Hare Intl

43h 55m

2 stops

PER01:10Perth

$2,179

Malaysia Airlines

5 Oct

PER15:50Perth

35h 05m

2 stops

ORD13:55Chicago O'Hare Intl

12 Oct

ORD16:15Chicago O'Hare Intl

43h 55m

2 stops

PER01:10Perth

$2,191

American Airlines flights from Perth to Illinois

Our best American Airlines deals on Perth to Illinois flight tickets

American Airlines

20 Oct

PER23:45Perth

37h 14m

2 stops

ORD23:59Chicago O'Hare Intl

24 Oct

ORD08:29Chicago O'Hare Intl

40h 51m

2 stops

PER14:20Perth

$2,367

American Airlines

20 Oct

PER23:45Perth

32h 31m

2 stops

ORD19:16Chicago O'Hare Intl

24 Oct

ORD06:45Chicago O'Hare Intl

42h 35m

2 stops

PER14:20Perth

$2,369

American Airlines

20 Oct

PER23:45Perth

35h 25m

2 stops

ORD22:10Chicago O'Hare Intl

24 Oct

ORD06:45Chicago O'Hare Intl

42h 35m

2 stops

PER14:20Perth

$2,373

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 4/11

17:50-14:37

2 stops34h 47m

Chicago O'Hare Intl

Wed 11/11

15:30-16:35

2 stops35h 05m

$1,451

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 4/11

17:50-14:37

2 stops34h 47m

Chicago O'Hare Intl

Thu 26/11

15:30-19:40

2 stops38h 10m

$1,557

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Tue 3/11

00:45-14:37

3 stops51h 52m

Chicago O'Hare Intl

Wed 11/11

15:30-23:45

3 stops42h 15m

$1,609

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 4/11

05:15-14:37

3 stops47h 22m

Chicago O'Hare Intl

Thu 26/11

15:30-04:30

3 stops47h 00m

$1,698

Fastest return journey

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Mon 16/11

08:35-16:55

1 stop22h 20m

Chicago O'Hare Intl

Mon 30/11

22:45-07:20

1 stop42h 35m

$1,874

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Mon 16/11

08:35-16:55

1 stop22h 20m

Chicago O'Hare Intl

Wed 2/12

22:45-07:20

1 stop42h 35m

$1,874

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Mon 16/11

08:35-16:55

1 stop22h 20m

Chicago O'Hare Intl

Fri 4/12

22:45-07:20

1 stop42h 35m

$1,874

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 18/11

17:50-15:00

2 stops59h 10m

Chicago O'Hare Intl

Wed 2/12

13:10-19:40

2 stops40h 30m

$1,883

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 4/11

10:30-10:00

2 stops37h 30m

Chicago O'Hare Intl

Tue 10/11

13:30-22:55

2 stops43h 25m

$2,865

PerthChicago

PER Perth - ORD Chicago O'Hare Intl

PERORD

Perth

Wed 18/11

10:30-10:00

2 stops37h 30m

Chicago O'Hare Intl

Tue 1/12

13:30-22:55

2 stops43h 25m

$2,899

Flights are sorted by cheapest return 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?

In general, October is the cheapest month to fly from Perth to Illinois. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,704. If you’re not able to fly to Illinois in October, then May is your next best option. Flight prices from Perth to Illinois during May average around $1,728.

Can stopping save me money on Perth to Illinois flights?

You could potentially save up to 25% 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	$1,049
Fastest flight time	26h 30m
Direct flights	None

The best one-way flight to Illinois from Perth in the past 72 hours is $1,049. The best return flight deal from Perth to Illinois found on momondo in the last 72 hours is $1,451.

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 refresh daily.
How many operators does momondo search for flights from Perth Airport to Illinois?
The number of operators available for flights from Perth Airport to Illinois is 1 as of August 2026.
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 stopovers 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 travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek 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 $1,362	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?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Perth to Illinois for you.

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

momondo does allow users to show only those flights to Illinois from Perth which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Perth and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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.