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.

$1,884 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

20:20 - 04:15ORD-PER

41h 55m2 stops

05:35 - 10:05PER-ORD

42h 30m2 stops

$1,884Multiple Airlines

Find Deal

Fri, 7 Nov - Fri, 14 Nov

13:10 - 04:15ORD-PER

49h 05m2 stops

17:50 - 07:35PER-ORD

51h 45m2 stops

$1,936Multiple Airlines

Find Deal

Sat, 8 Nov - Sat, 15 Nov

08:39 - 06:55STL-PER

32h 16m2 stops

00:25 - 23:42PER-STL

37h 17m2 stops

$2,169Cathay Pacific

Find Deal

Thu, 13 Nov - Sun, 16 Nov

07:00 - 22:55STL-PER

49h 55m2 stops

00:25 - 22:58PER-STL

36h 33m2 stops

$2,171Cathay Pacific

Find Deal

Thu, 13 Nov - Sun, 16 Nov

18:50 - 18:45ORD-PER

33h 55m1 stop

22:45 - 14:30PER-ORD

29h 45m1 stop

$2,190JetBlue

Find Deal

Fri, 30 Jan - Sat, 21 Feb

18:50 - 18:45ORD-PER

33h 55m1 stop

22:45 - 14:30PER-ORD

29h 45m1 stop

$2,330JetBlue

Find Deal

Sat, 8 Nov - Sat, 15 Nov

18:50 - 18:45ORD-PER

33h 55m1 stop

22:45 - 14:30PER-ORD

29h 45m1 stop

$2,534Qatar Airways

Find Deal

Wed, 28 Jan - Tue, 17 Feb

21:05 - 16:50ORD-PER

53h 45m2 stops

23:50 - 21:28PER-ORD

35h 38m2 stops

$2,572Air New Zealand

Find Deal

Fri, 30 Jan - Sat, 21 Feb

20:05 - 12:00ORD-PER

26h 55m1 stop

22:45 - 15:30PER-ORD

29h 45m1 stop

$2,591Qatar Airways

Find Deal

Fri, 13 Mar - Fri, 27 Mar

14:40 - 16:50ORD-PER

36h 10m2 stops

18:50 - 10:07PER-ORD

53h 17m2 stops

$2,687Air New Zealand

Find Deal

Wed, 28 Jan - Tue, 17 Feb

Cathay Pacific flights from Illinois to Perth

Our best Cathay Pacific deals on Illinois to Perth flight tickets

Cathay Pacific

13 Nov

STL08:39Lambert-St Louis

32h 16m

2 stops

PER06:55Perth

16 Nov

PER00:25Perth

37h 17m

2 stops

STL23:42Lambert-St Louis

$2,169

Find similar

Cathay Pacific

13 Nov

STL07:00Lambert-St Louis

49h 55m

2 stops

PER22:55Perth

16 Nov

PER00:25Perth

36h 33m

2 stops

STL22:58Lambert-St Louis

$2,171

Find similar

Cathay Pacific

8 Nov

STL07:00Lambert-St Louis

33h 55m

2 stops

PER06:55Perth

15 Nov

PER08:30Perth

53h 12m

2 stops

STL23:42Lambert-St Louis

$2,288

Find similar

JetBlue flights from Illinois to Perth

Our best JetBlue deals on Illinois to Perth flight tickets

JetBlue

30 Jan

ORD18:50Chicago O'Hare Intl

33h 55m

1 stop

PER18:45Perth

21 Feb

PER22:45Perth

29h 45m

1 stop

ORD14:30Chicago O'Hare Intl

$2,190

Find similar

JetBlue

8 Nov

ORD18:50Chicago O'Hare Intl

33h 55m

1 stop

PER18:45Perth

15 Nov

PER22:45Perth

29h 45m

1 stop

ORD14:30Chicago O'Hare Intl

$2,330

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 7/11

20:20-04:15

2 stops41h 55m

Perth

Fri 14/11

05:35-10:05

2 stops42h 30m

$1,884

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 8/11

13:10-04:15

2 stops49h 05m

Perth

Sat 15/11

17:50-07:35

2 stops51h 45m

$1,936

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Thu 13/11

08:39-06:55

2 stops32h 16m

Perth

Sun 16/11

00:25-23:42

2 stops37h 17m

$2,169

St. LouisPerth

STL - PER

STLPER

Lambert-St Louis

Thu 13/11

07:00-22:55

2 stops49h 55m

Perth

Sun 16/11

00:25-22:58

2 stops36h 33m

$2,171

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 30/1

18:50-18:45

1 stop33h 55m

Perth

Sat 21/2

22:45-14:30

1 stop29h 45m

$2,190

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 8/11

18:50-18:45

1 stop33h 55m

Perth

Sat 15/11

22:45-14:30

1 stop29h 45m

$2,330

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Wed 28/1

18:50-18:45

1 stop33h 55m

Perth

Tue 17/2

22:45-14:30

1 stop29h 45m

$2,534

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 30/1

21:05-16:50

2 stops53h 45m

Perth

Sat 21/2

23:50-21:28

2 stops35h 38m

$2,572

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Fri 13/3

20:05-12:00

1 stop26h 55m

Perth

Fri 27/3

22:45-15:30

1 stop29h 45m

$2,591

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Wed 28/1

14:40-16:50

2 stops36h 10m

Perth

Tue 17/2

18:50-10:07

2 stops53h 17m

$2,687

Flights are sorted by cheapest return flights first.

Sorted 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

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 $2,750. The most expensive day to fly to Perth is Friday, with ticket prices averaging around $3,963.

Can stopping save me money on Illinois to Perth flights?

You could potentially save up to 7% 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.