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$650+ 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ADL
Jun 6 — Jun 131
Sat 6/6
Sat 6/13
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 May 7, 2026.

This Ovago deal was found by Cheapflights users on 5/6. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/29:20 pm
ORD
-
ADL
2 stops50h 05m
Singapore Airlines
Sun 8/28:00 pm
ADL
-
ORD
2 stops40h 35m
Singapore Airlines
Deal found 5/6$1,543
This oojo deal was found by Cheapflights users on 5/4. 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 8/108:46 am
ORD
-
ADL
2 stops35h 39m
Air New Zealand
Wed 8/196:00 am
ADL
-
ORD
2 stops29h 54m
Air New Zealand
Deal found 5/4$1,614
This oojo deal was found by Cheapflights users on 5/3. 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 10/194:40 pm
ORD
-
ADL
2 stops26h 45m
Air New Zealand
Tue 11/106:30 pm
ADL
-
ORD
2 stops36h 37m
Air New Zealand
Deal found 5/3$1,622
This KAYAK deal was found by Cheapflights users on 5/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:45 pm
ORD
-
ADL
2 stops29h 40m
Air New Zealand
Tue 11/176:00 am
ADL
-
ORD
2 stops27h 10m
Air New Zealand
Deal found 5/4$1,671
This United Airlines deal was found by Cheapflights users on 5/2. 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 7/58:55 am
ORD
-
ADL
2 stops35h 45m
United Airlines
Tue 8/118:00 pm
ADL
-
ORD
2 stops39h 54m
United Airlines
Deal found 5/2$1,799
This oojo deal was found by Cheapflights users on 5/6. 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.
Sun 8/27:08 pm
ORD
-
ADL
2 stops25h 27m
Qantas Airways
Sun 8/96:00 am
ADL
-
ORD
2 stops24h 24m
Qantas Airways
Deal found 5/6$1,815
This oojo deal was found by Cheapflights users on 5/5. 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 8/107:20 pm
ORD
-
ADL
1 stop29h 40m
Qatar Airways
Wed 8/197:40 am
ADL
-
ORD
2 stops45h 55m
Qatar Airways
Deal found 5/5$1,845
This oojo deal was found by Cheapflights users on 5/6. 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.
Sun 8/27:20 pm
ORD
-
ADL
1 stop29h 40m
Qatar Airways
Sun 8/99:50 pm
ADL
-
ORD
2 stops55h 45m
Qatar Airways
Deal found 5/6$1,864

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 May 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,543
(Ovago)

One-way from

$650
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,400
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 ($188 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($68 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 7, 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

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 7/2

9:20 pm-1:55 pm

2 stops50h 05m

Adelaide

Sun 8/2

8:00 pm-10:05 pm

2 stops40h 35m

$1,543

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 10/19

4:40 pm-10:55 am

2 stops26h 45m

Adelaide

Tue 11/10

4:30 pm-2:37 pm

2 stops38h 37m

$1,676

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 8/10

7:20 pm-3:30 pm

1 stop29h 40m

Adelaide

Wed 8/19

5:50 pm-3:05 pm

2 stops35h 45m

$1,953

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 10/19

2:15 pm-1:55 pm

3 stops32h 10m

Adelaide

Tue 11/10

7:55 pm-7:35 pm

3 stops40h 10m

$2,014
Quickest round-trip

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 8/10

7:00 pm-11:55 am

2 stops26h 25m

Adelaide

Wed 8/19

12:40 pm-12:28 am

3 stops26h 18m

$2,042

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 7/2

8:40 pm-1:55 pm

3 stops50h 45m

Adelaide

Sun 8/2

8:00 pm-2:41 pm

2 stops33h 11m

$2,045
Cheapest one-way
Quickest one-way

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 8/7

9:57 pm-11:35 am

3 stops47h 08m

$650

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

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 May 7, 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
640 reviews

Boarding

8.2

Food

7.4

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

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
640 reviews
Air New Zealand
8.0
Very good
640 reviews

Boarding

8.2

Food

7.4

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

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
1,033 reviews
Air New Zealand
8.0
Very good
640 reviews

Boarding

8.2

Food

7.4

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

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 45m. Fly via Singapore Airlines, Air New Zealand, or Qatar Airways 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 May 7, 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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