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

Japan Airlines, Qatar Airways, and Cathay Pacific 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 2 as of March 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.

$1,382 Cheap Flights from Perth to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Perth to Illinois

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

22:40 - 20:05

PER

ORD

34h 25m

2 stops

15:40 - 15:45

ORD

PER

35h 05m

2 stops

$1,689Air Canada

Mon, 8 Jun - Tue, 23 Jun

22:40 - 20:05

PER

ORD

34h 25m

2 stops

14:15 - 15:45

ORD

PER

36h 30m

3 stops

$1,700Air Canada

Mon, 8 Jun - Tue, 23 Jun

23:55 - 14:48

PER

ORD

27h 53m

2 stops

15:40 - 12:55

ORD

PER

32h 15m

2 stops

$1,723Air Canada

Tue, 8 Sep - Tue, 6 Oct

15:30 - 14:45

PER

ORD

36h 15m

2 stops

15:40 - 15:45

ORD

PER

35h 05m

2 stops

$1,726Air Canada

Thu, 7 May - Thu, 14 May

23:55 - 08:00

PER

ORD

45h 05m

3 stops

15:40 - 12:55

ORD

PER

32h 15m

2 stops

$1,735Air Canada

Tue, 8 Sep - Tue, 6 Oct

15:30 - 14:45

PER

ORD

36h 15m

2 stops

14:15 - 15:45

ORD

PER

36h 30m

3 stops

$1,739Air Canada

Thu, 7 May - Thu, 14 May

23:55 - 08:00

PER

ORD

45h 05m

3 stops

15:40 - 12:55

ORD

PER

32h 15m

2 stops

$1,812Air Canada

Wed, 9 Sep - Tue, 6 Oct

00:50 - 14:45

PER

ORD

26h 55m

2 stops

13:01 - 15:45

ORD

PER

37h 44m

3 stops

$1,863Multiple Airlines

Thu, 7 May - Fri, 15 May

15:30 - 14:48

PER

ORD

36h 18m

2 stops

15:40 - 20:40

ORD

PER

40h 00m

2 stops

$1,925Air Canada

Tue, 8 Sep - Mon, 5 Oct

10:30 - 05:35

PER

ORD

32h 05m

2 stops

14:39 - 17:00

ORD

PER

37h 21m

2 stops

$1,934Multiple Airlines

Fri, 8 May - Fri, 15 May

Air Canada flights from Perth to Illinois

Our best Air Canada deals on Perth to Illinois flight tickets

Air Canada

8 June

PER22:40Perth

34h 25m

2 stops

ORD20:05Chicago O'Hare Intl

23 June

ORD15:40Chicago O'Hare Intl

35h 05m

2 stops

PER15:45Perth

$1,689

Air Canada

8 June

PER22:40Perth

34h 25m

2 stops

ORD20:05Chicago O'Hare Intl

23 June

ORD14:15Chicago O'Hare Intl

36h 30m

3 stops

PER15:45Perth

$1,700

Air Canada

8 Sept

PER23:55Perth

27h 53m

2 stops

ORD14:48Chicago O'Hare Intl

6 Oct

ORD15:40Chicago O'Hare Intl

32h 15m

2 stops

PER12:55Perth

$1,723

American Airlines flights from Perth to Illinois

Our best American Airlines deals on Perth to Illinois flight tickets

American Airlines

7 Sept

PER23:45Perth

29h 09m

2 stops

ORD15:54Chicago O'Hare Intl

5 Oct

ORD13:39Chicago O'Hare Intl

32h 36m

2 stops

PER11:15Perth

$2,024

American Airlines

7 Sept

PER23:55Perth

26h 49m

2 stops

ORD13:44Chicago O'Hare Intl

6 Oct

ORD19:03Chicago O'Hare Intl

28h 32m

2 stops

PER12:35Perth

$2,038

American Airlines

8 Sept

PER23:45Perth

29h 05m

2 stops

ORD15:50Chicago O'Hare Intl

4 Oct

ORD18:02Chicago O'Hare Intl

29h 33m

2 stops

PER12:35Perth

$2,041

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PerthChicago

PER - ORD

PERORD

Perth

Mon 8/6

22:40-20:05

2 stops34h 25m

Chicago O'Hare Intl

Tue 23/6

15:40-15:45

2 stops35h 05m

$1,689

PerthChicago

PER - ORD

PERORD

Perth

Mon 8/6

22:40-20:05

2 stops34h 25m

Chicago O'Hare Intl

Tue 23/6

14:15-15:45

3 stops36h 30m

$1,700

Fastest return journey

PerthChicago

PER - ORD

PERORD

Perth

Tue 8/9

23:55-14:48

2 stops27h 53m

Chicago O'Hare Intl

Tue 6/10

15:40-12:55

2 stops32h 15m

$1,723

PerthChicago

PER - ORD

PERORD

Perth

Thu 7/5

15:30-14:45

2 stops36h 15m

Chicago O'Hare Intl

Thu 14/5

15:40-15:45

2 stops35h 05m

$1,726

PerthChicago

PER - ORD

PERORD

Perth

Tue 8/9

23:55-08:00

3 stops45h 05m

Chicago O'Hare Intl

Tue 6/10

15:40-12:55

2 stops32h 15m

$1,735

PerthChicago

PER - ORD

PERORD

Perth

Thu 7/5

15:30-14:45

2 stops36h 15m

Chicago O'Hare Intl

Thu 14/5

14:15-15:45

3 stops36h 30m

$1,739

PerthChicago

PER - ORD

PERORD

Perth

Wed 9/9

23:55-08:00

3 stops45h 05m

Chicago O'Hare Intl

Tue 6/10

15:40-12:55

2 stops32h 15m

$1,812

PerthChicago

PER - ORD

PERORD

Perth

Thu 7/5

00:50-14:45

2 stops26h 55m

Chicago O'Hare Intl

Fri 15/5

13:01-15:45

3 stops37h 44m

$1,863

PerthChicago

PER - ORD

PERORD

Perth

Tue 8/9

15:30-14:48

2 stops36h 18m

Chicago O'Hare Intl

Mon 5/10

15:40-20:40

2 stops40h 00m

$1,925

PerthChicago

PER - ORD

PERORD

Perth

Fri 8/5

10:30-05:35

2 stops32h 05m

Chicago O'Hare Intl

Fri 15/5

14:39-17:00

2 stops37h 21m

$1,934

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, May 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 $1,794. If you’re not able to fly to Illinois in May, then August is your next best option. Flight prices from Perth to Illinois during August average around $1,948.

Can stopping save me money on Perth to Illinois flights?

You could potentially save up to 39% 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

Fastest flight time	30h 25m
Direct flights	None

The fastest flight from Perth to Illinois takes 30h 25m

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 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 2 as of March 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
Qantas Airways	PriceFrom $1,791	Free cancellation	Rating 7.5 1,013 reviews		Search Qantas Airways flights
Japan Airlines	PriceFrom $1,878	Free cancellation	Rating 8.3 1,751 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.