Find flights
When to book
FAQs

Cheap flights from Chicago O'Hare Intl Airport to Adelaide from $2,056

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ADL
15 Jul — 22 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from O'Hare Intl to Adelaide

Enter your travel dates to find the best prices.

Cheapest flights from O'Hare Intl to Adelaide
Explore the most affordable flight options available from O'Hare Intl to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 June 2026.

Sun 14/615:40
ORD
-
ADL
2 stops29h 40m
Air Canada
Tue 30/618:55
ADL
-
ORD
2 stops34h 11m
Air Canada
Deal found 12/6$2,056
Mon 10/815:40
ORD
-
ADL
2 stops31h 45m
Air Canada
Wed 19/818:55
ADL
-
ORD
2 stops34h 11m
Air Canada
Deal found 15/6$2,108
Fri 14/815:40
ORD
-
ADL
2 stops29h 00m
Air Canada
Mon 24/820:00
ADL
-
ORD
2 stops33h 06m
Air Canada
Deal found 14/6$2,116
Tue 4/821:35
ORD
-
ADL
2 stops46h 50m
Air New Zealand
Tue 18/818:30
ADL
-
ORD
2 stops40h 33m
Air New Zealand
Deal found 12/6$2,315
Thu 6/815:57
ORD
-
ADL
2 stops31h 18m
United Airlines
Wed 19/806:05
ADL
-
ORD
2 stops28h 51m
United Airlines
Deal found 11/6$2,521
Mon 13/715:40
ORD
-
ADL
2 stops31h 45m
Air Canada
Mon 20/719:00
ADL
-
ORD
2 stops34h 06m
Air Canada
Deal found 13/6$2,531

Find flight deals from O'Hare Intl to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Adelaide (ADL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 June 2026.

Round-trip from

$2,059

Popular in

January

Cheapest in

June

Average price

$1,270
Air Canada
  • Air Canada
  • 4/8-18/8
  • 4 total stops
  • 63h 11m total
  • Chicago to Adelaide
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($1,102 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 16% potential price decrease ($497 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from O'Hare Intl 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, Cheapflights users made 647,157 searches. Data last updated 15 June 2026.
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

Cheapest return flight

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 10/8

15:40-13:55

2 stops31h 45m

Adelaide

Wed 19/8

18:55-14:36

2 stops34h 11m

$2,108

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 14/8

15:40-11:10

2 stops29h 00m

Adelaide

Mon 24/8

20:00-14:36

2 stops33h 06m

$2,116
Fastest return journey

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 10/8

16:45-13:40

2 stops30h 25m

Adelaide

Wed 19/8

12:05-23:05

2 stops25h 30m

$2,317

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 4/8

12:55-13:55

3 stops34h 30m

Adelaide

Tue 18/8

18:55-14:36

2 stops34h 11m

$2,457

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 6/8

15:57-13:45

2 stops31h 18m

Adelaide

Wed 19/8

06:05-20:26

2 stops28h 51m

$2,521

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 13/7

15:40-11:50

2 stops29h 40m

Adelaide

Mon 20/7

19:00-22:05

3 stops41h 35m

$2,542

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 4/8

19:20-15:30

1 stop29h 40m

Adelaide

Tue 18/8

11:50-15:05

2 stops41h 45m

$2,737

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Sorted by cheapest first

Best time to book a flight from O'Hare Intl to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from O'Hare Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Adelaide

How much does it cost for a return flight from Chicago O'Hare Intl Airport to Adelaide?

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Adelaide. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Adelaide from Chicago O'Hare Intl?

    If you book a flight to Adelaide from Chicago O'Hare Intl, you will be flying to Adelaide, which is the city’s only airport. Adelaide (ADL) is located 6.6 km from the centre of Adelaide. There are 0 flights from Chicago O'Hare Intl to Adelaide per day from 0 different airlines.

  • How long is the flight from Chicago O'Hare Intl Airport to Adelaide?

    For as low as $2,108, Air Canada can have you in Adelaide from Chicago O'Hare Intl Airport in 31h 45m. Chicago O'Hare Intl Airport and Adelaide are separated by a distance of 15937 km.

  • Can I find deals for flights from O'Hare Intl to Adelaide that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Adelaide flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Adelaide?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Adelaide.

  • Can I find deals for business class flights from O'Hare Intl to Adelaide?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Adelaide by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Adelaide?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from O'Hare Intl to Adelaide?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Adelaide from O'Hare Intl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Adelaide?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Adelaide from O'Hare Intl.

Can Cheapflights find flights from O'Hare Intl to Adelaide with no change fees?

Need flexible booking options for your flight to Adelaide from O'Hare Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from O'Hare Intl to Adelaide become cheaper?

Yes! Start tracking prices for O'Hare Intl to Adelaide flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.