How does KAYAK find such low prices on flights from Illinois to Perth?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Perth. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Perth?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Perth from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Perth?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Perth with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Perth?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Perth from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$1,584 CHEAP FLIGHTS from Illinois to Perth

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Cheap Flight Deals from Illinois to Perth

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Illinois to Perth that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Recent return flight deals from Illinois to Perth

KAYAK's recommended return flight deals from the most popular airlines that fly from Illinois to Perth.

Discover the best prices for you by selecting your travel dates on KAYAK.

Choose your dates

17:45 - 04:30ORD-PER

45h 45m2 stops

20:30 - 08:40PER-ORD

49h 10m2 stops

$1,584

Find Deal

Mon, 5 May - Tue, 20 May

16:00 - 20:40ORD-PER

39h 40m2 stops

21:55 - 14:25PER-ORD

53h 30m2 stops

$1,648

Find Deal

Mon, 5 May - Tue, 20 May

16:00 - 07:45ORD-PER

26h 45m1 stop

00:10 - 14:25PER-ORD

27h 15m1 stop

$2,223Cathay Pacific

Find Deal

Mon, 5 May - Mon, 19 May

16:00 - 07:45ORD-PER

26h 45m1 stop

00:10 - 14:25PER-ORD

27h 15m1 stop

$2,234Cathay Pacific

Find Deal

Mon, 5 May - Mon, 19 May

18:58 - 05:10ORD-PER

45h 12m2 stops

01:10 - 18:59PER-ORD

30h 49m2 stops

$2,576Singapore Airlines

Find Deal

Mon, 5 May - Mon, 19 May

18:58 - 05:10ORD-PER

45h 12m2 stops

01:10 - 18:59PER-ORD

30h 49m2 stops

$2,700Singapore Airlines

Find Deal

Mon, 5 May - Mon, 19 May

13:55 - 23:10ORD-PER

68h 15m2 stops

23:45 - 08:45PER-ORD

70h 00m2 stops

$2,876Etihad Airways

Find Deal

Tue, 13 May - Fri, 30 May

06:30 - 18:40STL-PER

47h 10m2 stops

22:45 - 00:04PER-STL

38h 19m2 stops

$2,876Qatar Airways

Find Deal

Wed, 14 May - Wed, 21 May

13:55 - 11:40ORD-PER

56h 45m2 stops

23:55 - 08:45PER-ORD

45h 50m2 stops

$2,884Etihad Airways

Find Deal

Tue, 13 May - Thu, 29 May

13:45 - 18:40STL-PER

39h 55m2 stops

22:45 - 00:04PER-STL

38h 19m2 stops

$2,890Qatar Airways

Find Deal

Tue, 13 May - Tue, 20 May

Low season	September
High season	December
Cheapest flight	$1,584

Best time to beat the crowds (17% less expensive on average)

Most popular time to fly (43% more expensive on average)

Flight from Chicago to Perth

How does KAYAK find such low prices on flights from Illinois to Perth?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Perth.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Perth?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Perth from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Perth?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Perth with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Perth?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Perth from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Mandurah

Fremantle

Rottnest Island

Scarborough

Everything you need to know for your flight to Perth

Information on the airport you'll fly into in Perth

Perth (PER)

$1,584 Find Cheap Flights from Illinois to Perth

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight to Perth departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

KAYAK searches hundreds of travel sites at once for deals on flights to Perth

Cheap Flight Deals from Illinois to Perth

Recent return flight deals from Illinois to Perth

Recent one-way flight deals from Illinois to Perth

Recent last minute flight deals from Illinois to Perth

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Illinois to Perth

How does KAYAK find such low prices on flights from Illinois to Perth?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Perth?

What is the Hacker Fare option on flights from Illinois to Perth?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Perth?

Travelling to a place near Perth?

Everything you need to know for your flight to Perth

Information on the airport you'll fly into in Perth

Cabin class types available on flights to Illinois

Cabin classes available on flights to Perth. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Complete your trip to Perth with a hotel stay or car hire

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.

Flights from domestic origins to Perth

Flights from all regions of Illinois to Perth. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Choose which airport to fly into in PerthPerth

Find deals for your return flight