Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Chicago O'Hare Intl Airport to Adelaide from $1,564

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Adelaide departing on 25/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago O'Hare Intl Airport to Adelaide

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
15:35 - 22:30
ORD
-
ADL
38h 25m2 stops
Air Canada Logo
06:10 - 16:42
ADL
-
ORD
27h 02m2 stops
$1,564Air Canada
Sun, 25 Jan - Fri, 6 Feb
Air Canada Logo
15:35 - 22:30
ORD
-
ADL
38h 25m2 stops
Air Canada Logo
06:00 - 19:45
ADL
-
ORD
30h 15m3 stops
$1,579Air Canada
Sun, 25 Jan - Fri, 6 Feb
Multiple Airlines Logo
15:35 - 14:05
ORD
-
ADL
30h 00m2 stops
Multiple Airlines Logo
06:10 - 14:41
ADL
-
ORD
25h 01m2 stops
$1,617Multiple Airlines
Sat, 31 Jan - Sat, 7 Feb
Multiple Airlines Logo
15:35 - 14:05
ORD
-
ADL
30h 00m2 stops
Multiple Airlines Logo
06:00 - 19:45
ADL
-
ORD
30h 15m3 stops
$1,634Multiple Airlines
Sat, 31 Jan - Sat, 7 Feb
Air Canada Logo
13:13 - 13:55
ORD
-
ADL
32h 12m3 stops
Air Canada Logo
06:00 - 09:13
ADL
-
ORD
43h 43m3 stops
$1,652Air Canada
Sat, 31 Jan - Sat, 7 Feb
Air Canada Logo
15:35 - 22:30
ORD
-
ADL
38h 25m2 stops
Air Canada Logo
06:10 - 16:42
ADL
-
ORD
27h 02m2 stops
$1,719Air Canada
Sat, 7 Feb - Wed, 11 Feb
Air Canada Logo
08:00 - 19:10
ORD
-
ADL
42h 40m3 stops
Air Canada Logo
06:10 - 14:41
ADL
-
ORD
25h 01m2 stops
$1,726Air Canada
Sat, 7 Feb - Wed, 11 Feb
Air Canada Logo
14:00 - 13:55
ORD
-
ADL
31h 25m3 stops
Air Canada Logo
06:00 - 19:45
ADL
-
ORD
30h 15m3 stops
$1,743Air Canada
Sat, 7 Feb - Wed, 11 Feb
United Airlines Logo
14:40 - 09:30
ORD
-
ADL
26h 20m1 stop
United Airlines Logo
14:55 - 19:50
ADL
-
ORD
21h 25m1 stop
$1,911United Airlines
Sat, 31 Jan - Sat, 7 Feb
Air Canada Logo
15:35 - 22:30
ORD
-
ADL
38h 25m2 stops
Air Canada Logo
06:10 - 14:41
ADL
-
ORD
25h 01m2 stops
$2,173Air Canada
Wed, 25 Feb - Sun, 1 Mar

Cathay Pacific flights from Chicago O'Hare Intl Airport to Adelaide

Our best Cathay Pacific deals on Chicago O'Hare Intl Airport to Adelaide flight tickets
Cathay Pacific
25 Feb
ORD14:35Chicago O'Hare Intl
27h 25m
1 stop
ADL10:30Adelaide
1 Mar
ADL12:00Adelaide
41h 25m
1 stop
ORD12:55Chicago O'Hare Intl
$2,822
Find similar
Cathay Pacific
25 Feb
ORD14:35Chicago O'Hare Intl
27h 25m
1 stop
ADL10:30Adelaide
1 Mar
ADL19:00Adelaide
34h 25m
2 stops
ORD12:55Chicago O'Hare Intl
$3,150
Find similar

Qatar Airways flights from Chicago O'Hare Intl Airport to Adelaide

Our best Qatar Airways deals on Chicago O'Hare Intl Airport to Adelaide flight tickets
Qatar Airways
25 Jan
ORD18:50Chicago O'Hare Intl
29h 45m
1 stop
ADL17:05Adelaide
6 Feb
ADL13:20Adelaide
41h 40m
2 stops
ORD14:30Chicago O'Hare Intl
$3,185
Find similar
Qatar Airways
9 Jan
ORD18:50Chicago O'Hare Intl
29h 45m
1 stop
ADL17:05Adelaide
24 Jan
ADL22:00Adelaide
33h 00m
1 stop
ORD14:30Chicago O'Hare Intl
$4,720
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Chicago O'Hare Intl Airport to Adelaide that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 19 December 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 25/1

15:35-22:30

2 stops38h 25m

Adelaide

Fri 6/2

06:10-16:42

2 stops27h 02m

$1,564

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 25/1

15:35-22:30

2 stops38h 25m

Adelaide

Fri 6/2

06:00-19:45

3 stops30h 15m

$1,579

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 31/1

15:35-14:05

2 stops30h 00m

Adelaide

Sat 7/2

06:10-14:41

2 stops25h 01m

$1,617

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 31/1

15:35-14:05

2 stops30h 00m

Adelaide

Sat 7/2

06:00-19:45

3 stops30h 15m

$1,634

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 31/1

13:13-13:55

3 stops32h 12m

Adelaide

Sat 7/2

06:00-09:13

3 stops43h 43m

$1,652

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 7/2

15:35-22:30

2 stops38h 25m

Adelaide

Wed 11/2

06:10-16:42

2 stops27h 02m

$1,719

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 7/2

08:00-19:10

3 stops42h 40m

Adelaide

Wed 11/2

06:10-14:41

2 stops25h 01m

$1,726

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 7/2

14:00-13:55

3 stops31h 25m

Adelaide

Wed 11/2

06:00-19:45

3 stops30h 15m

$1,743

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 31/1

14:40-09:30

1 stop26h 20m

Adelaide

Sat 7/2

14:55-19:50

1 stop21h 25m

$1,911

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Wed 25/2

15:35-22:30

2 stops38h 25m

Adelaide

Sun 1/3

06:10-14:41

2 stops25h 01m

$2,173

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Adelaide from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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

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 $2,273. Flights in the evening are often more expensive, with an average ticket price of $2,597.

When to book flights from Chicago O'Hare Intl Airport to Adelaide

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Adelaide according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Chicago O'Hare Intl Airport to Adelaide (ORD to ADL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Adelaide

Fastest flight time

29h 25m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Adelaide takes 29h 25m
There are no direct flights from Chicago O'Hare Intl Airport to Adelaide. There are no popular flight routes from Chicago O'Hare Intl Airport to Adelaide.
Search flight deals

  • How far is Chicago O'Hare Intl to Adelaide by plane?

    The straight-line distance from Chicago O'Hare Intl to Adelaide is 15930.4 km. Flights usually cover this in 29h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Adelaide Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Adelaide Airport are updated daily.

  • How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Adelaide Airport.

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

    The travel and health documents you'll need for your trip to Adelaide Airport 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 Adelaide Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg

Why use momondo?

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

Finding the right flight to Adelaide from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Adelaide quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Chicago to Adelaide flights to just show those with flexible booking policies.

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 can track prices for Chicago to Adelaide flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Adelaide trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 18/1
Sun 25/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia