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 round-trip 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>

$1,009 CHEAP FLIGHTS from Illinois to Perth

PER

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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 round-trip 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 round-trip flight deals from Illinois to Perth

KAYAK's recommended round-trip 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

5:45 pm - 4:30 amORD-PER

45h 45m2 stops

8:30 pm - 8:40 amPER-ORD

49h 10m2 stops

$1,009

Find Deal

Mon, May 5 - Tue, May 20

4:00 pm - 8:40 pmORD-PER

39h 40m2 stops

9:55 pm - 2:25 pmPER-ORD

53h 30m2 stops

$1,050

Find Deal

Mon, May 5 - Tue, May 20

4:00 pm - 7:45 amORD-PER

26h 45m1 stop

12:10 am - 2:25 pmPER-ORD

27h 15m1 stop

$1,416Cathay Pacific

Find Deal

Mon, May 5 - Mon, May 19

4:00 pm - 7:45 amORD-PER

26h 45m1 stop

12:10 am - 2:25 pmPER-ORD

27h 15m1 stop

$1,423Cathay Pacific

Find Deal

Mon, May 5 - Mon, May 19

6:58 pm - 5:10 amORD-PER

45h 12m2 stops

1:10 am - 6:59 pmPER-ORD

30h 49m2 stops

$1,641Singapore Airlines

Find Deal

Mon, May 5 - Mon, May 19

6:58 pm - 5:10 amORD-PER

45h 12m2 stops

1:10 am - 6:59 pmPER-ORD

30h 49m2 stops

$1,720Singapore Airlines

Find Deal

Mon, May 5 - Mon, May 19

6:30 am - 6:40 pmSTL-PER

47h 10m2 stops

10:45 pm - 12:04 amPER-STL

38h 19m2 stops

$1,832Qatar Airways

Find Deal

Wed, May 14 - Wed, May 21

1:55 pm - 8:10 pmORD-PER

65h 15m2 stops

4:45 pm - 8:45 amPER-ORD

53h 00m2 stops

$1,832Etihad Airways

Find Deal

Tue, May 13 - Wed, May 28

1:55 pm - 11:40 amORD-PER

56h 45m2 stops

11:55 pm - 8:45 amPER-ORD

45h 50m2 stops

$1,837Etihad Airways

Find Deal

Tue, May 13 - Thu, May 29

1:45 pm - 6:40 pmSTL-PER

39h 55m2 stops

10:45 pm - 12:04 amPER-STL

38h 19m2 stops

$1,841Qatar Airways

Find Deal

Tue, May 13 - Tue, May 20

Low season	September
High season	December
Cheapest flight	$1,009

Best time to beat the crowds with an average 17% drop in price.

Most popular time to fly with an average 43% increase in price.

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 round-trip 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

Fremantle

Waikiki

Everything you need to know for your flight to Perth

Information on the airport you'll fly into in Perth

Perth (PER)

PER

$1,009 Find Cheap Flights from Illinois to Perth

This is the cheapest round-trip 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 round-trip 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?

Traveling 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 rental

Find direct flights for Perth

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 is 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 Perth

Find deals for your return flight