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Cheap flights from Chicago to Adelaide from $1,173

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 18/11. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ADL
21 Aug — 28 Aug1
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 22 July 2026.

Mon 10/814:57
ORD
-
ADL
2 stops27h 58m
Qantas Airways
Wed 19/810:10
ADL
-
ORD
2 stops24h 02m
Qantas Airways
Deal found 21/7$1,763
Sat 5/921:06
ORD
-
ADL
2 stops49h 14m
Qantas Airways
Sat 12/912:40
ADL
-
ORD
2 stops41h 43m
Qantas Airways
Deal found 22/7$1,856
Sun 25/1015:30
ORD
-
ADL
2 stops35h 10m
Air Canada
Wed 11/1106:10
ADL
-
ORD
2 stops24h 57m
Air Canada
Deal found 19/7$2,059
Tue 1/915:40
ORD
-
ADL
2 stops36h 00m
Air Canada
Sun 13/921:20
ADL
-
ORD
2 stops31h 53m
Air Canada
Deal found 17/7$2,062
Mon 17/815:40
ORD
-
ADL
2 stops31h 45m
Air Canada
Mon 24/820:00
ADL
-
ORD
2 stops33h 06m
Air Canada
Deal found 18/7$2,066
Tue 1/915:40
ORD
-
ADL
2 stops36h 00m
Air Canada
Mon 14/920:00
ADL
-
ORD
2 stops33h 13m
Air Canada
Deal found 17/7$2,067
Sat 24/1021:18
ORD
-
ADL
3 stops49h 07m
Air Canada
Wed 11/1106:10
ADL
-
ORD
2 stops24h 57m
Air Canada
Deal found 19/7$2,070
Fri 23/1015:40
ORD
-
ADL
2 stops33h 10m
Air Canada
Wed 11/1106:10
ADL
-
ORD
2 stops24h 57m
Air Canada
Deal found 19/7$2,114

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 22 July 2026.

Round-trip from

$1,763

One-way from

$1,173
Qantas Airways
  • Qantas Airways
  • 10/8-19/8
  • 4 total stops
  • 52h 00m total
  • Chicago to Adelaide
Search Deals
18/11
  • 18/11
  • 3 total stops
  • 56h 30m total
  • Chicago to Adelaide
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 22 July 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

Mon 10/8

14:57-09:25

2 stops27h 58m

Adelaide

Wed 19/8

10:10-19:42

2 stops24h 02m

$1,763

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 24/10

15:40-18:10

2 stops35h 00m

Adelaide

Wed 11/11

06:10-20:01

2 stops30h 21m

$2,111

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 7/9

10:25-11:10

2 stops34h 15m

Adelaide

Mon 14/9

20:00-16:36

2 stops35h 06m

$2,561

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 5/9

19:20-21:10

2 stops35h 20m

Adelaide

Sat 12/9

22:00-15:05

1 stop31h 35m

$2,562

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 5/9

08:40-11:05

2 stops35h 55m

Adelaide

Tue 15/9

06:05-21:45

2 stops30h 10m

$2,564

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 5/9

16:25-11:05

2 stops28h 10m

Adelaide

Sun 13/9

20:00-21:30

2 stops40h 00m

$2,565

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 31/8

19:20-15:00

1 stop29h 10m

Adelaide

Wed 9/9

22:00-15:05

1 stop31h 35m

$2,796

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 1/9

19:20-15:00

1 stop29h 10m

Adelaide

Mon 14/9

22:00-15:05

1 stop31h 35m

$2,796

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 10/8

19:20-15:00

1 stop29h 10m

Adelaide

Wed 19/8

07:40-15:05

2 stops45h 55m

$2,839

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 5/9

14:15-13:55

3 stops33h 10m

Adelaide

Sat 12/9

17:15-14:43

2 stops35h 58m

$2,876

Flights are sorted by cheapest return flights first.

Deals found on 19/7

Showing 1-10 of 11 resultsSorted by cheapest first
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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 $1,763, Qantas Airways can have you in Adelaide from Chicago in 27h 58m. The distance between Chicago and Adelaide is about 15937 km. This flight may include one or multiple stops.

  • 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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