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

Philippine Airlines, Cathay Pacific, and Singapore Airlines are the most popular carriers operating from Illinois to Perth

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

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

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Perth Airport.

What documentation or ID do you need to fly to Perth Airport?

The necessary travel and health documents for your Perth Airport 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 licence 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.

$1,025 Cheap Flights from Illinois to Perth in 2025/26

1 adult

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Find the cheapest flights from Illinois to Perth

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

13:10 - 01:15ORD-PER

46h 05m2 stops

18:00 - 07:35PER-ORD

51h 35m2 stops

$1,720Multiple Airlines

Find Deal

Sun, 8 Feb - Sat, 28 Feb

17:00 - 05:10ORD-PER

47h 10m2 stops

01:10 - 05:00PER-ORD

40h 50m2 stops

$2,111Multiple Airlines

Find Deal

Sat, 25 Apr - Mon, 11 May

08:00 - 14:40ORD-PER

41h 40m3 stops

01:10 - 05:00PER-ORD

40h 50m2 stops

$2,291Multiple Airlines

Find Deal

Sat, 25 Apr - Mon, 11 May

15:40 - 21:35ORD-PER

39h 55m2 stops

22:55 - 14:41PER-ORD

29h 46m2 stops

$2,561Air Canada

Find Deal

Wed, 28 Jan - Tue, 17 Feb

15:40 - 21:35ORD-PER

39h 55m2 stops

15:15 - 19:30PER-ORD

42h 15m3 stops

$2,570Air Canada

Find Deal

Wed, 28 Jan - Tue, 17 Feb

21:10 - 16:00ORD-PER

53h 50m2 stops

19:50 - 22:42PER-ORD

39h 52m2 stops

$2,607Air New Zealand

Find Deal

Sat, 25 Apr - Tue, 12 May

14:35 - 06:55ORD-PER

26h 20m1 stop

08:30 - 12:55PER-ORD

42h 25m1 stop

$2,786Cathay Pacific

Find Deal

Wed, 28 Jan - Tue, 17 Feb

16:00 - 22:40ORD-PER

41h 40m1 stop

00:10 - 14:25PER-ORD

27h 15m1 stop

$2,852Cathay Pacific

Find Deal

Sat, 25 Apr - Mon, 11 May

19:20 - 18:40ORD-PER

34h 20m1 stop

22:45 - 15:05PER-ORD

29h 20m1 stop

$3,022Qatar Airways

Find Deal

Sat, 25 Apr - Tue, 12 May

18:50 - 18:45ORD-PER

33h 55m1 stop

22:45 - 14:30PER-ORD

29h 45m1 stop

$3,082Qatar Airways

Find Deal

Sat, 10 Jan - Sat, 31 Jan

Air Canada flights from Illinois to Perth

Our best Air Canada deals on Illinois to Perth flight tickets

Air Canada

28 Jan

ORD15:40Chicago O'Hare Intl

39h 55m

2 stops

PER21:35Perth

17 Feb

PER22:55Perth

29h 46m

2 stops

ORD14:41Chicago O'Hare Intl

$2,561

Find similar

Air Canada

28 Jan

ORD15:40Chicago O'Hare Intl

39h 55m

2 stops

PER21:35Perth

17 Feb

PER15:15Perth

42h 15m

3 stops

ORD19:30Chicago O'Hare Intl

$2,570

Find similar

Air Canada

30 Jan

ORD15:40Chicago O'Hare Intl

39h 55m

2 stops

PER21:35Perth

21 Feb

PER16:45Perth

35h 56m

2 stops

ORD14:41Chicago O'Hare Intl

$2,625

Find similar

Cathay Pacific flights from Illinois to Perth

Our best Cathay Pacific deals on Illinois to Perth flight tickets

Cathay Pacific

28 Jan

ORD14:35Chicago O'Hare Intl

26h 20m

1 stop

PER06:55Perth

17 Feb

PER08:30Perth

42h 25m

1 stop

ORD12:55Chicago O'Hare Intl

$2,786

Find similar

Cathay Pacific

25 Apr

ORD16:00Chicago O'Hare Intl

41h 40m

1 stop

PER22:40Perth

11 May

PER00:10Perth

27h 15m

1 stop

ORD14:25Chicago O'Hare Intl

$2,852

Find similar

Cathay Pacific

25 Apr

ORD16:00Chicago O'Hare Intl

26h 45m

1 stop

PER07:45Perth

11 May

PER00:10Perth

27h 15m

1 stop

ORD14:25Chicago O'Hare Intl

$2,863

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 8/2

13:10-01:15

2 stops46h 05m

Perth

Sat 28/2

18:00-07:35

2 stops51h 35m

$1,720

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 25/4

17:00-05:10

2 stops47h 10m

Perth

Mon 11/5

01:10-05:00

2 stops40h 50m

$2,111

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 25/4

08:00-14:40

3 stops41h 40m

Perth

Mon 11/5

01:10-05:00

2 stops40h 50m

$2,291

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Wed 28/1

15:40-21:35

2 stops39h 55m

Perth

Tue 17/2

22:55-14:41

2 stops29h 46m

$2,561

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Wed 28/1

15:40-21:35

2 stops39h 55m

Perth

Tue 17/2

15:15-19:30

3 stops42h 15m

$2,570

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 25/4

21:10-16:00

2 stops53h 50m

Perth

Tue 12/5

19:50-22:42

2 stops39h 52m

$2,607

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Wed 28/1

14:35-06:55

1 stop26h 20m

Perth

Tue 17/2

08:30-12:55

1 stop42h 25m

$2,786

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 25/4

16:00-22:40

1 stop41h 40m

Perth

Mon 11/5

00:10-14:25

1 stop27h 15m

$2,852

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 25/4

19:20-18:40

1 stop34h 20m

Perth

Tue 12/5

22:45-15:05

1 stop29h 20m

$3,022

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 10/1

18:50-18:45

1 stop33h 55m

Perth

Sat 31/1

22:45-14:30

1 stop29h 45m

$3,082

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 Illinois to Perth

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 day to depart on your flight to Perth?

The cheapest day to depart from Illinois to Perth is on a Thursday. Travellers who choose to depart for Perth on a Thursday will often find tickets for as low as $2,767. The most expensive day to fly to Perth is Friday, with ticket prices averaging around $3,988.

Can stopping save me money on Illinois to Perth flights?

You could potentially save up to 25% on your flight if you consider stops on a Illinois to Perth flight.

Cheap Illinois to Perth flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Illinois to Perth Airport?
Prices for flights from Illinois to Perth Airport were last updated today.
How old do you have to be to fly from Illinois to Perth Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Perth Airport.
What documentation or ID do you need to fly to Perth Airport?
The necessary travel and health documents for your Perth Airport 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 licence 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.

Fremantle

Mandurah

Scarborough

Rottnest Island

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Perth. momondo saves you time and could save you money on your trip.

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

All flight searches from Illinois to Perth on momondo can be filtered to show those which offer flexible booking policies.

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

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

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

Of course. momondo tracks the price of Illinois to Perth flights. All you need is a valid email address and we will do the rest; it is that quick and easy.