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

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 Adelaide. 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 Adelaide?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Adelaide 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 Adelaide?

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 Adelaide 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 Adelaide?

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 Adelaide 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>

$599 CHEAP FLIGHTS from Illinois to Adelaide

ADL

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

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$1,122

Multiple Airlines

Wed 2/25Tue 3/31

ORD - ADL • 2 stops

Cheapest one-way

$599

Multiple Airlines

Sun 2/1

ORD - ADL • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Adelaide!

Flight Deals

Cheap Flights from Illinois to Adelaide

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Adelaide 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.

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

Round-trip

One-way

Recent round-trip flight deals from Illinois to Adelaide

Wed, Feb 25 - Tue, Mar 31

3:40 pm - 6:10 pmORD-ADL

34h 00m2 stops

6:55 pm - 2:43 pmADL-ORD

35h 18m2 stops

$1,122Multiple Airlines

Find Deal

Wed, Feb 25 - Tue, Mar 31

1:12 pm - 6:10 pmORD-ADL

36h 28m3 stops

6:55 pm - 2:43 pmADL-ORD

35h 18m2 stops

$1,133Air Canada

Find Deal

Fri, Feb 27 - Tue, Mar 3

3:40 pm - 4:20 pmORD-ADL

32h 10m2 stops

6:10 am - 2:41 pmADL-ORD

25h 01m2 stops

$1,282Air Canada

Find Deal

Fri, Feb 27 - Tue, Mar 3

3:40 pm - 4:20 pmORD-ADL

32h 10m2 stops

6:00 am - 1:01 pmADL-ORD

47h 31m3 stops

$1,292Air Canada

Find Deal

Fri, Feb 27 - Tue, Mar 3

3:40 pm - 10:30 pmORD-ADL

38h 20m2 stops

6:00 am - 7:30 pmADL-ORD

30h 00m3 stops

$1,293Air Canada

Find Deal

Wed, Feb 25 - Tue, Mar 31

10:00 am - 6:10 pmORD-ADL

39h 40m3 stops

8:00 pm - 1:00 pmADL-ORD

56h 30m3 stops

$1,512Air Canada

Find Deal

Thu, Apr 2 - Thu, Apr 16

3:40 pm - 1:55 pmORD-ADL

30h 45m2 stops

9:20 pm - 7:58 pmADL-ORD

37h 08m2 stops

$1,569Multiple Airlines

Find Deal

Thu, Apr 2 - Thu, Apr 16

2:00 pm - 1:40 pmORD-ADL

32h 10m3 stops

9:20 pm - 2:43 pmADL-ORD

31h 53m2 stops

$1,589Multiple Airlines

Find Deal

Thu, Apr 2 - Thu, Apr 16

2:00 pm - 11:55 amORD-ADL

30h 25m3 stops

8:00 pm - 7:25 pmADL-ORD

37h 55m3 stops

$1,600Multiple Airlines

Find Deal

Fri, Jan 9 - Sat, Jan 24

9:05 pm - 10:55 amORD-ADL

45h 20m2 stops

2:25 pm - 5:02 pmADL-ORD

43h 07m2 stops

$1,820Air New Zealand

Find Deal

Useful Info

Low season	October
High season	December
Cheapest flight	$599

Best time to beat the crowds but there is an average 2% increase in price.

Most popular time to fly with an average 48% increase in price.

Flight from Chicago to Adelaide

How does KAYAK find such low prices on flights from Illinois to Adelaide?
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 Adelaide.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Adelaide?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Adelaide 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 Adelaide?
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 Adelaide 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 Adelaide?
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 Adelaide from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Glenelg

Stirling

Everything you need to know for your flight to Adelaide

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Adelaide

Adelaide (ADL)

ADL

$599 Find Cheap Flights from Illinois to Adelaide

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

Everything you should know

Cheap Flights from Illinois to Adelaide

Recent round-trip flight deals from Illinois to Adelaide

Recent one-way flight deals from Illinois to Adelaide

Good to know

FAQs for booking flights from Illinois to Adelaide

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

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 Adelaide.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Adelaide 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 Adelaide?

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 Adelaide 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 Adelaide?

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 Adelaide from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Adelaide?

Everything you need to know for your flight to Adelaide

Information on the airport you'll fly into in Adelaide

Cabin class types available on flights to Illinois

Complete your trip to Adelaide with a hotel stay or car rental

Find direct flights for Adelaide

Flights to other popular destinations

Flights from domestic origins to Adelaide

Choose which airport to fly into in Adelaide

Find deals for your return flight