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$687+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ADL
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
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 July 2, 2025.

Round-trip from

$1,166
(Trip.com)

One-way from

$687
(Fiji Airways)

Popular in

November

Cheapest in

February

Average price

$1,629
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. 26% potential increase in price ($545 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($105 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 2, 2025.

This Trip.com deal was found by Cheapflights users on 7/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/147:05 amORD - ADL
2 stops38h 00mMultiple Airlines
Thu 8/2112:35 pmADL - ORD
2 stops31h 35mMultiple Airlines
Deal found 7/1$1,166
This Air Canada deal was found by Cheapflights users on 7/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/43:40 pmORD - ADL
2 stops36h 00mAir Canada
Mon 8/117:00 pmADL - ORD
2 stops34h 24mAir Canada
Deal found 7/2$1,710
This BestPriceTravel deal was found by Cheapflights users on 7/2. 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 BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:03 pmORD - ADL
2 stops25h 47mQantas Airways
Fri 8/228:10 pmADL - ORD
2 stops35h 08mQantas Airways
Deal found 7/2$1,870
This FlightHub deal was found by Cheapflights users on 7/1. 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 12/1612:45 pmORD - ADL
2 stops29h 40mAir New Zealand
Tue 12/306:35 amADL - ORD
2 stops24h 32mAir New Zealand
Deal found 7/1$2,246
This Gotogate deal was found by Cheapflights users on 7/1. 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.
Fri 8/157:20 pmORD - ADL
1 stop30h 00mQatar Airways
Fri 8/226:20 pmADL - ORD
2 stops35h 15mQatar Airways
Deal found 7/1$2,296

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 July 2, 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 8/14

7:05 am-11:35 am

2 stops38h 00m

Adelaide

Thu 8/21

12:35 pm-5:40 am

2 stops31h 35m

$1,166

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 8/4

3:40 pm-6:10 pm

2 stops36h 00m

Adelaide

Mon 8/11

7:00 pm-2:54 pm

2 stops34h 24m

$1,710

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 8/15

6:03 pm-10:20 am

2 stops25h 47m

Adelaide

Fri 8/22

8:10 pm-4:48 pm

2 stops35h 08m

$1,870

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 12/16

12:45 pm-10:55 am

2 stops29h 40m

Adelaide

Tue 12/30

6:35 am-2:37 pm

2 stops24h 32m

$2,246

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 8/15

7:20 pm-3:50 pm

1 stop30h 00m

Adelaide

Fri 8/22

6:20 pm-3:05 pm

2 stops35h 15m

$2,296

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 8/16

6:20 pm-11:35 am

2 stops26h 45m

$687

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 8/16

9:55 am-11:50 am

3 stops35h 25m

$1,390

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 8/15

7:20 pm-3:50 pm

1 stop30h 00m

$1,535

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 8/15

12:07 pm-4:20 pm

3 stops37h 43m

$1,566

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 July 2, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 46% 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 July 2, 2025.
Get a feel of what it's like to fly with Singapore Airlines, 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.
Singapore Airlines
8.1
Very good
1,320 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Singapore Airlines
8.1
Very good
1,320 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Air New Zealand
8.0
Very good
486 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Qantas Airways
7.5
Good
870 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Qatar Airways
7.4
Good
3,593 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Air Canada
7.1
Good
9,669 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

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. 1 airline has flights to Adelaide from Chicago on a regular basis.

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

    Air Canada, at $1,710, was found to be the cheapest airline from Chicago to Adelaide.Alternate airlines to your destination round-trip include Qantas Airways and Air New Zealand.

  • What are the cheapest airlines to fly from Chicago to Adelaide one-way?

    $1,390 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Qatar Airways and Singapore Airlines, with prices starting from $1,535 and $1,566, respectively.

  • 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.

  • What is the cheapest month to book a flight from Chicago to Adelaide?

    Currently, August is the cheapest month in which you can book a flight from Chicago to Adelaide (average of $1,214). Flying from Chicago to Adelaide in December is currently the most expensive (average of $2,057). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Chicago to Adelaide

Discover the top airline 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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$987Average$1,201FlexibilityNo cancel feeOn-time74%

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