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Cheap flights from Chicago to Adelaide from $982

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ADL
8 May — 15 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Chicago to Adelaide

Enter your travel dates to find the best prices.

Cheapest flights from Chicago to Adelaide
Explore the most affordable flight options available from Chicago to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 April 2026.

Tue 12/516:30
ORD
-
ADL
2 stops26h 25m
Qantas Airways
Fri 29/506:00
ADL
-
ORD
2 stops26h 27m
Qantas Airways
Deal found 7/4$1,943
Wed 29/416:30
ORD
-
ADL
2 stops27h 20m
Qantas Airways
Mon 11/512:40
ADL
-
ORD
2 stops25h 49m
Qantas Airways
Deal found 7/4$1,960
Tue 21/418:56
ORD
-
ADL
2 stops26h 29m
Qantas Airways
Tue 28/412:40
ADL
-
ORD
2 stops25h 49m
Qantas Airways
Deal found 4/4$1,977
Tue 19/513:36
ORD
-
ADL
2 stops29h 19m
Qantas Airways
Tue 26/506:00
ADL
-
ORD
2 stops24h 22m
Qantas Airways
Deal found 4/4$1,997
Mon 4/515:07
ORD
-
ADL
2 stops27h 48m
Qantas Airways
Fri 22/512:40
ADL
-
ORD
2 stops25h 49m
Qantas Airways
Deal found 6/4$2,004
Mon 29/608:05
ORD
-
ADL
2 stops35h 45m
Qantas Airways
Sat 1/807:50
ADL
-
ORD
2 stops26h 23m
Qantas Airways
Deal found 6/4$2,024
Thu 14/519:21
ORD
-
ADL
2 stops26h 04m
Qantas Airways
Sat 23/506:00
ADL
-
ORD
2 stops24h 22m
Qantas Airways
Deal found 7/4$2,030
Sun 28/608:05
ORD
-
ADL
2 stops36h 40m
Qantas Airways
Sat 1/810:10
ADL
-
ORD
2 stops24h 03m
Qantas Airways
Deal found 6/4$2,031
Tue 28/416:30
ORD
-
ADL
2 stops30h 40m
Qantas Airways
Wed 13/510:10
ADL
-
ORD
2 stops24h 17m
Qantas Airways
Deal found 8/4$2,095
Mon 5/1015:40
ORD
-
ADL
2 stops29h 00m
Air Canada
Wed 14/1006:10
ADL
-
ORD
2 stops24h 08m
Air Canada
Deal found 5/4$2,105
Tue 28/419:21
ORD
-
ADL
2 stops26h 04m
Qantas Airways
Thu 14/513:25
ADL
-
ORD
2 stops25h 04m
Qantas Airways
Deal found 8/4$2,112

Find flight deals from Chicago to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 8 April 2026.

Round-trip from

$1,943

One-way from

$982

Popular in

June

Cheapest in

February
Qantas Airways
  • Qantas Airways
  • 12/5-29/5
  • 4 total stops
  • 52h 52m total
  • Chicago to Adelaide
Search Deals
28/7
  • 28/7
  • 3 total stops
  • 40h 37m total
  • Chicago to Adelaide
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($323 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($145 potential savings vs. average return price).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Chicago 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 8 April 2026.
Use the filters below to find and compare flights from Chicago to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 14/5

19:21-11:55

2 stops26h 04m

Adelaide

Sat 23/5

06:00-15:52

2 stops24h 22m

$2,030

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Wed 29/4

16:30-11:15

2 stops28h 15m

Adelaide

Thu 14/5

18:30-21:14

2 stops41h 14m

$2,136

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Wed 29/4

08:57-10:20

2 stops34h 53m

Adelaide

Wed 13/5

17:10-14:16

2 stops35h 36m

$2,140

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 14/5

14:15-13:55

3 stops33h 10m

Adelaide

Sat 23/5

17:15-14:45

2 stops36h 00m

$2,330

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 5/10

14:15-13:55

3 stops32h 10m

Adelaide

Wed 14/10

20:00-19:48

3 stops39h 18m

$2,451

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 29/6

17:10-09:25

2 stops25h 45m

Adelaide

Sat 1/8

10:10-23:58

3 stops28h 18m

$2,585

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Wed 3/6

14:15-13:55

3 stops33h 10m

Adelaide

Sun 7/6

18:55-05:40

2 stops49h 15m

$2,597

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 28/6

18:59-11:55

2 stops26h 26m

Adelaide

Sat 1/8

10:10-23:58

3 stops28h 18m

$2,602

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 4/5

13:01-11:50

3 stops32h 19m

Adelaide

Fri 22/5

17:15-19:40

3 stops40h 55m

$2,608

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 10/8

18:03-11:15

2 stops26h 42m

Adelaide

Wed 19/8

12:00-00:12

3 stops26h 42m

$2,665

Flights are sorted by cheapest return flights first.

Deals found on 8/4

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Chicago to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Chicago 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 to Adelaide
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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?

    If you book a flight to Adelaide from Chicago, 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 to Adelaide per day from 0 different airlines.

  • How long is the flight from Chicago to Adelaide?

    For as low as $2,030, Qantas Airways can have you in Adelaide from Chicago in 26h 04m. The distance between Chicago and Adelaide is about 15937 km.

  • Can I find deals for flights from Chicago to Adelaide that include hotel bookings?

    Yes. In addition to deals on Chicago to Adelaide flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Adelaide?

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

  • Can I find deals for business class flights from Chicago to Adelaide?

    Yes. Cheapflights offers flight deals from Chicago 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

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How does Cheapflights help users find flights from Chicago to Adelaide?

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Why should you use Cheapflights to find cheap flight tickets from Chicago to Adelaide?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Chicago to Adelaide for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Chicago to Adelaide with no change fees?

Need flexible booking options for your flight to Adelaide from Chicago? 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 Chicago to Adelaide become cheaper?

Of course! You can now track prices for flights from Chicago to Adelaide and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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