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$633+ Cheap flights from Chicago (CHI) to Adelaide (ADL)

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ADL
May 23 — May 301
Sat 5/23
Sat 5/30
1 adult, Economy
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Cheap flight deals from Chicago to Adelaide

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 April 23, 2026.

This oojo deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/147:21 pm
ORD
-
ADL
2 stops26h 04m
Qantas Airways
Sat 5/236:00 am
ADL
-
ORD
2 stops24h 22m
Qantas Airways
Deal found 4/19$1,388
This oojo deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/27:01 pm
ORD
-
ADL
2 stops28h 09m
Qantas Airways
Sun 8/26:00 am
ADL
-
ORD
2 stops28h 28m
Qantas Airways
Deal found 4/21$1,407
This Priceline deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/33:50 pm
ORD
-
ADL
2 stops27h 05m
Qantas Airways
Wed 6/101:25 pm
ADL
-
ORD
2 stops25h 03m
Qantas Airways
Deal found 4/19$1,439
This oojo deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/156:59 pm
ORD
-
ADL
2 stops25h 36m
Qantas Airways
Sun 6/281:10 pm
ADL
-
ORD
2 stops39h 38m
Qantas Airways
Deal found 4/18$1,471
This Ucuzabilet deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ucuzabilet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/53:20 pm
ORD
-
ADL
2 stops30h 40m
Qantas Airways
Fri 6/127:10 pm
ADL
-
ORD
2 stops43h 18m
Qantas Airways
Deal found 4/21$1,498
This oojo deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/103:50 pm
ORD
-
ADL
2 stops27h 05m
Qantas Airways
Wed 8/1910:10 am
ADL
-
ORD
2 stops23h 56m
Qantas Airways
Deal found 4/22$1,585
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:20 pm
ORD
-
ADL
2 stops26h 15m
United Airlines
Wed 8/128:00 pm
ADL
-
ORD
2 stops35h 12m
United Airlines
Deal found 4/20$1,704
This FlightHub deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:15 pm
ORD
-
ADL
3 stops32h 10m
Air Canada
Tue 11/106:10 am
ADL
-
ORD
2 stops26h 58m
Air Canada
Deal found 4/19$1,736

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 April 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,388
(oojo)

One-way from

$633
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,443
Provider with most accurate pricing for Chicago (CHI)-Adelaide flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Adelaide flights.
Search Deals
From Chicago (CHI) to Adelaide
Search Deals
One-way flight from Chicago (CHI) to Adelaide
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($183 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated April 23, 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 round-trip
Quickest round-trip

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 5/14

7:21 pm-11:55 am

2 stops26h 04m

Adelaide

Sat 5/23

6:00 am-3:52 pm

2 stops24h 22m

$1,388

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 7/2

5:10 pm-11:55 am

2 stops28h 15m

Adelaide

Sun 8/2

6:00 am-7:58 pm

2 stops28h 28m

$1,407

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 8/8

12:46 pm-11:05 am

2 stops31h 49m

Adelaide

Wed 8/12

8:00 pm-2:50 pm

2 stops33h 20m

$1,704

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 5/14

7:21 pm-11:05 am

2 stops25h 14m

Adelaide

Sat 5/23

10:10 am-11:59 pm

3 stops28h 19m

$1,846

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Wed 6/3

2:15 pm-11:50 am

3 stops31h 05m

Adelaide

Wed 6/10

6:55 pm-2:45 pm

2 stops34h 20m

$1,910

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 8/10

5:15 pm-9:25 am

2 stops25h 40m

Adelaide

Wed 8/19

12:40 pm-12:28 am

3 stops26h 18m

$1,953
Cheapest one-way

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 6/6

9:17 am-9:15 am

3 stops57h 28m

$633

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 6/4

7:15 am-8:00 am

2 stops58h 15m

$837
Quickest one-way

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 6/4

8:35 pm-8:05 pm

1 stop33h 00m

$2,119

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 6/6

8:35 pm-8:05 pm

1 stop33h 00m

$2,120

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Chicago-Adelaide flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Adelaide flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Adelaide flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Adelaide flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Adelaide flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

How much does it cost to fly round-trip from Chicago to Adelaide?

Reviews of airlines servicing Adelaide

Get insights into the airlines that provide service to Adelaide. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Adelaide. Reviews last updated April 23, 2026.
Get a feel of what it's like to fly with Air New Zealand and Qantas Airways from Chicago to Adelaide by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very good
632 reviews

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.4

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air New Zealand
8.0
Very good
632 reviews
Air New Zealand
8.0
Very good
632 reviews

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.4

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Qantas Airways
7.5
Good
1,025 reviews
Air New Zealand
8.0
Very good
632 reviews

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.4

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

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?

    For a flight from Chicago to Adelaide, you will be flying into Adelaide. Adelaide (ADL) is just 4.1 mi from the center of the city. Adelaide is the only Adelaide airport and it handles 0 inbound flights from Chicago per day. 4 airlines have flights to Adelaide from Chicago on a regular basis.

  • How long is the flight from Chicago to Adelaide?

    There are many flights that can get you from Chicago to Adelaide in 26h 04m. Fly via Qantas Airways or United Airlines to get the fastest option. There are 9903 mi between Chicago and Adelaide. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Chicago to Adelaide round-trip?

    Qantas Airways, at $941, was found to be the cheapest airline from Chicago to Adelaide.Alternate airlines to your destination round-trip include Air New Zealand and Fiji Airways. Qantas Airways is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • 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 vacation 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

Traveling to a place near Adelaide?

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

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Top 4 airlines flying from Chicago to Adelaide

Discover the top 4 airlines that operate flights from Chicago to Adelaide. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$941Average$1,785FlexibilityNo cancel feeOn-time74%
Air New ZealandCheapest$1,303Average$1,534FlexibilityNo cancel feeOn-time78%
Fiji AirwaysCheapest$1,351Average$1,438FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$1,673Average$2,028FlexibilityNo cancel feeOn-time69%

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