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$558+ Cheap flights from O'Hare Intl (ORD) 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ADL
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Adelaide

Cheapest flights from O'Hare Intl to Adelaide
Explore the most affordable flight options available from O'Hare Intl to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This Gurufare deal was found by Cheapflights users on 2/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/287:50 pm
ORD
-
ADL
2 stops24h 50m
Singapore Airlines
Tue 8/118:00 pm
ADL
-
ORD
2 stops33h 11m
Singapore Airlines
Deal found 2/17$976
This Air Canada deal was found by Cheapflights users on 2/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:40 pm
ORD
-
ADL
2 stops31h 45m
Air Canada
Mon 4/209:20 pm
ADL
-
ORD
2 stops31h 53m
Air Canada
Deal found 2/19$1,002
This Travelocity deal was found by Cheapflights users on 2/18. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/49:15 pm
ORD
-
ADL
3 stops48h 05m
Multiple Airlines
Mon 4/138:00 pm
ADL
-
ORD
2 stops33h 13m
Multiple Airlines
Deal found 2/18$1,021
This BusinessClass deal was found by Cheapflights users on 2/18. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/233:35 pm
ORD
-
ADL
2 stops30h 50m
Multiple Airlines
Mon 3/307:00 pm
ADL
-
ORD
2 stops35h 13m
Multiple Airlines
Deal found 2/18$1,101
This BusinessClass deal was found by Cheapflights users on 2/17. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/298:40 pm
ORD
-
ADL
2 stops50h 45m
Singapore Airlines
Tue 8/118:00 pm
ADL
-
ORD
2 stops33h 11m
Singapore Airlines
Deal found 2/17$1,109
This Travelocity deal was found by Cheapflights users on 2/17. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/282:15 pm
ORD
-
ADL
3 stops33h 10m
Multiple Airlines
Tue 8/118:00 pm
ADL
-
ORD
2 stops33h 11m
Multiple Airlines
Deal found 2/17$1,159
This Aunt Betty deal was found by Cheapflights users on 2/21. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/74:30 pm
ORD
-
ADL
2 stops26h 25m
Qantas Airways
Tue 4/146:00 am
ADL
-
ORD
2 stops25h 25m
Qantas Airways
Deal found 2/21$1,161
This Orbitz deal was found by Cheapflights users on 2/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/281:00 pm
ORD
-
ADL
3 stops32h 20m
Air Canada
Tue 8/118:00 pm
ADL
-
ORD
2 stops33h 11m
Air Canada
Deal found 2/17$1,165

Find flight deals from O'Hare Intl to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$976
(Gurufare)

One-way from

$558
(Kiwi.com)

Popular in

January

Cheapest in

July

Average price

$1,044
Provider with most accurate pricing for Chicago O'Hare Intl-Adelaide flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Adelaide flights.
Search Deals
From Chicago O'Hare Intl to Adelaide
Search Deals
One-way flight from Chicago O'Hare Intl to Adelaide
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($676 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 16% potential price decrease ($230 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 February 21, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Adelaide that are best for you.

Fly from

O'Hare Intl

Fly to

Adelaide

Route

Depart

Return

Price

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 4/13

3:40 pm-1:55 pm

2 stops31h 45m

Adelaide

Mon 4/20

9:20 pm-2:43 pm

2 stops31h 53m

$1,002

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 6/29

8:40 pm-1:55 pm

2 stops50h 45m

Adelaide

Tue 8/11

8:00 pm-2:41 pm

2 stops33h 11m

$1,109

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 6/28

2:15 pm-1:55 pm

3 stops33h 10m

Adelaide

Tue 8/11

8:00 pm-2:41 pm

2 stops33h 11m

$1,159

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 4/7

4:30 pm-9:25 am

2 stops26h 25m

Adelaide

Tue 4/14

6:00 am-4:55 pm

2 stops25h 25m

$1,161

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 3/15

7:29 pm-1:40 pm

2 stops26h 41m

Adelaide

Mon 3/23

7:50 am-5:46 pm

2 stops25h 26m

$1,210

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 3/14

2:26 pm-8:30 am

1 stop26h 34m

Adelaide

Wed 3/25

2:15 pm-8:15 pm

1 stop21h 30m

$1,220

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 3/14

4:35 pm-8:30 am

1 stop24h 25m

Adelaide

Mon 3/23

2:15 pm-11:53 pm

2 stops25h 08m

$1,225

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Wed 3/11

7:29 pm-3:45 pm

2 stops28h 46m

Adelaide

Wed 3/25

6:00 am-11:47 pm

2 stops33h 17m

$1,264

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 3/16

9:25 am-12:15 pm

2 stops35h 20m

Adelaide

Wed 3/25

12:35 pm-11:47 pm

2 stops26h 42m

$1,264

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 6/19

5:05 pm-11:55 am

2 stops28h 20m

Adelaide

Tue 6/30

1:15 pm-2:21 pm

2 stops39h 36m

$1,270

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Showing 1-10 of 13 results
1
2

Compare providers for flights from O'Hare Intl 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 O'Hare Intl to Adelaide in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 O'Hare Intl Airport-Adelaide flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Adelaide flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Adelaide flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-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 O'Hare Intl Airport-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 O'Hare Intl to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from O'Hare Intl 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.

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 February 21, 2026.
Read through reviews of airlines operating flights from Chicago O'Hare Intl Airport to Adelaide, such as Fiji Airways, Air New Zealand, and Qantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Fiji Airways
8.0
Very good
226 reviews

Food

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍
Fiji Airways
8.0
Very good
226 reviews
Fiji Airways
8.0
Very good
226 reviews

Food

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍
Air New Zealand
8.0
Very good
593 reviews
Fiji Airways
8.0
Very good
226 reviews

Food

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍
Qantas Airways
7.5
Good
995 reviews
Fiji Airways
8.0
Very good
226 reviews

Food

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍
United Airlines
7.4
Good
9,336 reviews
Fiji Airways
8.0
Very good
226 reviews

Food

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 O'Hare Intl?

    Adelaide (ADL) is the airport you will fly into if you book a flight from Chicago O'Hare Intl to Adelaide. You should not have trouble finding flights to Adelaide from Chicago O'Hare Intl; the airport handles an average of 0 inbound flights from Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the Adelaide airport from Chicago O'Hare Intl. It is only a 4.1 mi journey from Adelaide (ADL) to Adelaide’s city center.

  • How long is the flight from Chicago O'Hare Intl Airport to Adelaide?

    Air Canada, Singapore Airlines, and Qantas Airways can get you from Chicago O'Hare Intl Airport to Adelaide in just under 26h 25m. Your travel time can differ by up to 24h 20m. There are 9903 mi between Chicago O'Hare Intl Airport and Adelaide. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Adelaide round-trip?

    Currently priced at $941, Qantas Airways will fly you from Chicago O'Hare Intl Airport to Adelaide and back. In addition to Qantas Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air New Zealand and Fiji Airways - these airlines can fly you to your destination from $1,303 and $1,351, respectively. You may be able to fly from Chicago O'Hare Intl Airport to Adelaide for 42% less than the average price by searching for these airlines.

  • Can I find deals for flights from O'Hare Intl to Adelaide that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Adelaide flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Adelaide?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Adelaide.

  • Can I find deals for business class flights from O'Hare Intl to Adelaide?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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 O'Hare Intl to Adelaide

Discover the top 4 airlines that operate flights from O'Hare Intl 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 February 21, 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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