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$611+ 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ADL
May 19 — May 261
Tue 5/19
Tue 5/26
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 19, 2026.

This oojo deal was found by Cheapflights users on 4/16. 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.
Tue 5/124:30 pm
ORD
-
ADL
2 stops26h 25m
Qantas Airways
Fri 5/296:00 am
ADL
-
ORD
2 stops25h 14m
Qantas Airways
Deal found 4/16$1,374
This oojo deal was found by Cheapflights users on 4/17. 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 4/17$1,388
This oojo deal was found by Cheapflights users on 4/15. 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 stops26h 24m
Qantas Airways
Sun 8/26:00 am
ADL
-
ORD
2 stops28h 28m
Qantas Airways
Deal found 4/15$1,405
This Aunt Betty deal was found by Cheapflights users on 4/16. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:10 pm
ORD
-
ADL
2 stops27h 35m
Qantas Airways
Wed 6/37:50 am
ADL
-
ORD
2 stops26h 13m
Qantas Airways
Deal found 4/16$1,416
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 oojo deal was found by Cheapflights users on 4/15. 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.
Sat 7/43:52 pm
ORD
-
ADL
2 stops27h 03m
Qantas Airways
Thu 7/96:00 am
ADL
-
ORD
2 stops24h 23m
Qantas Airways
Deal found 4/15$1,491
This oojo deal was found by Cheapflights users on 4/15. 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 8/105:15 pm
ORD
-
ADL
2 stops26h 35m
Qantas Airways
Wed 8/1910:10 am
ADL
-
ORD
2 stops23h 56m
Qantas Airways
Deal found 4/15$1,584
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Sun 5/178:40 am
ORD
-
ADL
2 stops38h 35m
United Airlines
Sun 5/246:05 am
ADL
-
ORD
2 stops30h 20m
United Airlines
Deal found 4/16$1,596

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 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,374
(oojo)

One-way from

$611
(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. 9% potential increase in price ($176 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 19, 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

7:01 pm-11:55 am

2 stops26h 24m

Adelaide

Sun 8/2

6:00 am-7:58 pm

2 stops28h 28m

$1,405

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 5/17

8:40 am-1:45 pm

2 stops38h 35m

Adelaide

Sun 5/24

6:05 am-9:55 pm

2 stops30h 20m

$1,596

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Wed 6/3

5:10 pm-10:20 am

2 stops26h 40m

Adelaide

Sun 6/7

7:10 pm-6:05 pm

2 stops37h 25m

$1,607

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

$1,693

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 7/4

9:15 pm-11:50 am

3 stops48h 05m

Adelaide

Thu 7/9

7:00 pm-10:05 pm

3 stops41h 35m

$2,004
Cheapest one-way

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 9/8

7:40 am-10:00 pm

3 stops47h 50m

$615

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 9/6

2:30 pm-8:10 am

3 stops51h 10m

$657

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 5/17

8:56 pm-10:00 pm

3 stops58h 34m

$743

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 9/11

7:30 pm-9:10 pm

2 stops59h 10m

$887

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 13 resultsSorted by cheapest first
1
2
  • 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 19, 2026.
Get a feel of what it's like to fly with Air New Zealand 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
630 reviews

Entertainment

7.4

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

7.9

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
630 reviews
Air New Zealand
8.0
Very good
630 reviews

Entertainment

7.4

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

7.9

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. 3 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 to get the fastest option. There are 9903 mi between Chicago and Adelaide.

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

    Air New Zealand, at $1,303, was found to be the cheapest airline from Chicago to Adelaide.Alternate airlines to your destination round-trip include Fiji Airways and United Airlines. Air New Zealand is priced at 18% 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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Chicago to Adelaide

Discover the top 3 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 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
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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