What is the cheapest airline that flies from Chicago to Adelaide?

Qantas Airways, United Airlines, and American Airlines are the most popular carriers operating from Chicago to Adelaide

When did momondo last update prices for flights from Chicago to Adelaide Airport?

Prices for flights from Chicago to Adelaide Airport are updated daily.

How old do you have to be to fly from Chicago to Adelaide Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Adelaide Airport.

What documentation or ID do you need to fly to Adelaide Airport?

The travel and health documents required for your trip to Adelaide Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Adelaide Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,279 Cheap Flights from Chicago to Adelaide in 2025/26

1 adult

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Find the cheapest flights from Chicago to Adelaide

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:40 - 22:30ORD-ADL

38h 20m2 stops

06:10 - 14:41ADL-ORD

24h 01m2 stops

$1,779Air Canada

Find Deal

Tue, 17 Feb - Mon, 23 Mar

13:12 - 13:55ORD-ADL

32h 13m3 stops

06:10 - 19:53ADL-ORD

29h 13m2 stops

$1,790Air Canada

Find Deal

Tue, 17 Feb - Mon, 23 Mar

20:07 - 13:00ORD-ADL

48h 23m2 stops

13:55 - 19:55ADL-ORD

21h 30m1 stop

$2,436United Airlines

Find Deal

Tue, 17 Feb - Mon, 23 Mar

21:05 - 10:55ORD-ADL

45h 20m2 stops

16:30 - 17:02ADL-ORD

41h 02m2 stops

$2,802Air New Zealand

Find Deal

Fri, 9 Jan - Sat, 24 Jan

21:05 - 09:30ORD-ADL

43h 55m2 stops

14:55 - 19:50ADL-ORD

21h 25m1 stop

$2,836United Airlines

Find Deal

Fri, 9 Jan - Sat, 24 Jan

13:00 - 10:55ORD-ADL

29h 25m2 stops

14:25 - 17:02ADL-ORD

43h 07m2 stops

$2,847Air New Zealand

Find Deal

Fri, 9 Jan - Sat, 24 Jan

21:04 - 16:25ORD-ADL

50h 51m2 stops

14:30 - 15:33ADL-ORD

41h 33m2 stops

$3,735Qantas Airways

Find Deal

Sat, 20 Dec - Sat, 27 Dec

11:45 - 13:40ORD-ADL

33h 25m2 stops

18:30 - 16:44ADL-ORD

38h 44m2 stops

$3,935Qantas Airways

Find Deal

Tue, 16 Dec - Tue, 30 Dec

18:50 - 17:05ORD-ADL

29h 45m1 stop

22:00 - 14:30ADL-ORD

33h 00m1 stop

$4,069Qatar Airways

Find Deal

Fri, 9 Jan - Sat, 24 Jan

18:50 - 17:05ORD-ADL

29h 45m1 stop

22:00 - 14:30ADL-ORD

33h 00m1 stop

$4,167Qatar Airways

Find Deal

Fri, 9 Jan - Sat, 24 Jan

Air Canada flights from Chicago to Adelaide

Our best Air Canada deals on Chicago to Adelaide flight tickets

Air Canada

17 Feb

ORD15:40Chicago O'Hare Intl

38h 20m

2 stops

ADL22:30Adelaide

23 Mar

ADL06:10Adelaide

24h 01m

2 stops

ORD14:41Chicago O'Hare Intl

$1,779

Find similar

Air Canada

17 Feb

ORD13:12Chicago O'Hare Intl

32h 13m

3 stops

ADL13:55Adelaide

23 Mar

ADL06:10Adelaide

29h 13m

2 stops

ORD19:53Chicago O'Hare Intl

$1,790

Find similar

Air Canada

17 Feb

ORD14:00Chicago O'Hare Intl

31h 25m

3 stops

ADL13:55Adelaide

23 Mar

ADL06:00Adelaide

29h 00m

3 stops

ORD19:30Chicago O'Hare Intl

$1,807

Find similar

United Airlines flights from Chicago to Adelaide

Our best United Airlines deals on Chicago to Adelaide flight tickets

United Airlines

17 Feb

ORD20:07Chicago O'Hare Intl

48h 23m

2 stops

ADL13:00Adelaide

23 Mar

ADL13:55Adelaide

21h 30m

1 stop

ORD19:55Chicago O'Hare Intl

$2,436

Find similar

United Airlines

9 Jan

ORD21:05Chicago O'Hare Intl

43h 55m

2 stops

ADL09:30Adelaide

24 Jan

ADL14:55Adelaide

21h 25m

1 stop

ORD19:50Chicago O'Hare Intl

$2,836

Find similar

United Airlines

9 Jan

ORD20:10Chicago O'Hare Intl

44h 50m

2 stops

ADL09:30Adelaide

24 Jan

ADL14:55Adelaide

23h 07m

1 stop

ORD21:32Chicago O'Hare Intl

$2,947

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 17/2

15:40-22:30

2 stops38h 20m

Adelaide

Mon 23/3

06:10-14:41

2 stops24h 01m

$1,779

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 17/2

13:12-13:55

3 stops32h 13m

Adelaide

Mon 23/3

06:10-19:53

2 stops29h 13m

$1,790

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 17/2

20:07-13:00

2 stops48h 23m

Adelaide

Mon 23/3

13:55-19:55

1 stop21h 30m

$2,436

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 9/1

21:05-10:55

2 stops45h 20m

Adelaide

Sat 24/1

16:30-17:02

2 stops41h 02m

$2,802

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 9/1

21:05-09:30

2 stops43h 55m

Adelaide

Sat 24/1

14:55-19:50

1 stop21h 25m

$2,836

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 9/1

13:00-10:55

2 stops29h 25m

Adelaide

Sat 24/1

14:25-17:02

2 stops43h 07m

$2,847

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 20/12

21:04-16:25

2 stops50h 51m

Adelaide

Sat 27/12

14:30-15:33

2 stops41h 33m

$3,735

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 16/12

11:45-13:40

2 stops33h 25m

Adelaide

Tue 30/12

18:30-16:44

2 stops38h 44m

$3,935

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 9/1

18:50-17:05

1 stop29h 45m

Adelaide

Sat 24/1

22:00-14:30

1 stop33h 00m

$4,069

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 9/1

18:50-17:05

1 stop29h 45m

Adelaide

Sat 24/1

22:00-14:30

1 stop33h 00m

$4,167

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 Chicago to Adelaide

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 Adelaide?

The month of February is, on average, the cheapest month to fly to Adelaide from Chicago, with most prices found around $1,574. If you aren’t able to travel during the month of February, then book flights to Adelaide from Chicago during April instead. Flights to Adelaide in April, while not as cheap as those in February, still average around $1,631.

What is the cheapest time of day to depart on your flight to Adelaide?

The cheapest time of day to fly to Adelaide is in the afternoon when flights can be purchased for as low as $2,312. Flights in the evening are often more expensive, with an average ticket price of $2,642.

When to book flights from Chicago to Adelaide

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Adelaide according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Chicago to Adelaide (CHI to ADL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Adelaide

Direct flights	None

There are no direct flights from Chicago to Adelaide. There are no popular flight routes from Chicago to Adelaide.

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How far is Chicago to Adelaide by plane?
Adelaide is 15952.3 km away from Chicago. In terms of flight time, this usually takes a little over 22h 35m.
When did momondo last update prices for flights from Chicago to Adelaide Airport?
Prices for flights from Chicago to Adelaide Airport are updated daily.
How old do you have to be to fly from Chicago to Adelaide Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Adelaide Airport.
What documentation or ID do you need to fly to Adelaide Airport?
The travel and health documents required for your trip to Adelaide Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Adelaide Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Glenelg

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Adelaide?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Adelaide . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Chicago to Adelaide with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Adelaide from Chicago with this policy.

How can momondo help me find flights from Chicago to Adelaide?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Adelaide from Chicago.

I’m not ready to book a flight from Chicago to Adelaide right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Adelaide from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.