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$665+ 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ADL
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheap 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$895
(American Airlines)

One-way from

$665

Popular in

December

Cheapest in

February

Average price

$1,459
Provider with most accurate pricing for Chicago (CHI)-Adelaide flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Adelaide flights.
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From Chicago (CHI) to Adelaide
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One-way flight from Chicago (CHI) to Adelaide
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Highest demand for flights based on searches. 16% potential increase in price ($312 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($76 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 16, 2025.

This oojo deal was found by Cheapflights users on 10/16. 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.
Thu 11/66:03 pmORD - ADL
2 stops29h 52mQantas Airways
Thu 11/138:00 pmADL - ORD
2 stops50h 11mQantas Airways
Deal found 10/16$1,105
This Air Canada deal was found by Cheapflights users on 10/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:40 pmORD - ADL
2 stops29h 55mMultiple Airlines
Thu 11/136:00 amADL - ORD
3 stops30h 00mMultiple Airlines
Deal found 10/16$1,612
This oojo deal was found by Cheapflights users on 10/15. 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 11/297:10 amORD - ADL
2 stops35h 15mAir New Zealand
Sat 12/67:00 pmADL - ORD
2 stops38h 10mAir New Zealand
Deal found 10/15$1,708
This Qantas Airways deal was found by Cheapflights users on 10/16. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:17 pmORD - ADL
2 stops26h 53mQantas Airways
Tue 12/3012:35 pmADL - ORD
2 stops25h 04mQantas Airways
Deal found 10/16$1,924
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/292:00 pmORD - ADL
3 stops35h 45mMultiple Airlines
Sat 12/61:15 pmADL - ORD
3 stops33h 15mMultiple Airlines
Deal found 10/15$2,075
This Gotogate deal was found by Cheapflights users on 10/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/299:20 pmORD - ADL
3 stops48h 05mAir Canada
Sat 12/611:35 amADL - ORD
2 stops43h 36mAir Canada
Deal found 10/15$2,082
This Gurufare deal was found by Cheapflights users on 10/15. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:38 amORD - ADL
2 stops31h 47mAir New Zealand
Tue 12/306:35 amADL - ORD
2 stops30h 20mAir New Zealand
Deal found 10/15$2,262
This United Airlines deal was found by Cheapflights users on 10/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1810:35 amORD - ADL
2 stops30h 25mUnited Airlines
Sat 1/102:55 pmADL - ORD
1 stop21h 25mUnited Airlines
Deal found 10/15$2,316
This Qatar Airways deal was found by Cheapflights users on 10/16. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:50 pmORD - ADL
1 stop29h 45mQatar Airways
Thu 11/136:20 pmADL - ORD
2 stops36h 40mQatar Airways
Deal found 10/16$2,446
This Qatar Airways deal was found by Cheapflights users on 10/15. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:50 pmORD - ADL
1 stop29h 45mQatar Airways
Sat 12/66:20 pmADL - ORD
2 stops36h 40mQatar Airways
Deal found 10/15$2,452
This Gurufare deal was found by Cheapflights users on 10/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:45 pmORD - ADL
1 stop32h 35mEmirates
Thu 11/1310:40 pmADL - ORD
1 stop32h 45mEmirates
Deal found 10/16$3,081

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 October 16, 2025.
Use the filters below to find and compare flights from Chicago to Adelaide that are best for you.

Fly from

Chicago

Fly to

Adelaide

Route

Depart

Return

Price

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 11/6

6:03 pm-4:25 pm

2 stops29h 52m

Adelaide

Thu 11/13

8:00 pm-5:41 am

2 stops50h 11m

$1,105

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 11/6

3:40 pm-2:05 pm

2 stops29h 55m

Adelaide

Thu 11/13

6:00 am-7:30 pm

3 stops30h 00m

$1,612

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 11/29

7:10 am-10:55 am

2 stops35h 15m

Adelaide

Sat 12/6

7:00 pm-4:40 pm

2 stops38h 10m

$1,708

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 12/16

6:17 pm-1:40 pm

2 stops26h 53m

Adelaide

Tue 12/30

12:35 pm-9:09 pm

2 stops25h 04m

$1,924

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 11/29

2:00 pm-6:15 pm

3 stops35h 45m

Adelaide

Sat 12/6

1:15 pm-6:00 am

3 stops33h 15m

$2,075

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 12/16

10:38 am-10:55 am

2 stops31h 47m

Adelaide

Tue 12/30

6:35 am-8:25 pm

2 stops30h 20m

$2,262

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 12/18

11:35 am-9:30 am

2 stops29h 25m

Adelaide

Sat 1/10

2:55 pm-6:30 am

2 stops32h 05m

$2,316

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 11/6

6:50 pm-5:05 pm

1 stop29h 45m

Adelaide

Thu 11/13

6:20 pm-2:30 pm

2 stops36h 40m

$2,446

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 11/29

6:50 pm-5:05 pm

1 stop29h 45m

Adelaide

Sat 12/6

6:20 pm-2:30 pm

2 stops36h 40m

$2,452

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 11/6

7:45 pm-8:50 pm

1 stop32h 35m

Adelaide

Thu 11/13

10:40 pm-2:55 pm

1 stop32h 45m

$3,081

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Showing 1-10 of 16 results
1
2

Compare providers for flights from Chicago to Adelaide

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Adelaide in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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

What is the cheapest time of day to fly from CHI to ADL?

Find hourly flight availability from Chicago to Adelaide. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 45% on flights from Chicago to Adelaide by exploring options for tickets at noon.

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 October 16, 2025.
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
515 reviews

Entertainment

7.5

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Air New Zealand
8.0
Very good
515 reviews
Air New Zealand
8.0
Very good
515 reviews

Entertainment

7.5

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Qantas Airways
7.5
Good
918 reviews
Air New Zealand
8.0
Very good
515 reviews

Entertainment

7.5

Food

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

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 29h 52m. Fly via Qantas Airways or Air New Zealand 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 $987, 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 36% 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 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$987Average$1,201FlexibilityNo cancel feeOn-time74%
Air New ZealandCheapest$1,303Average$1,590FlexibilityNo cancel feeOn-time78%
Fiji AirwaysCheapest$1,351Average$1,438FlexibilityNo cancel feeOn-time74%

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