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O'Hare Intl

$838+ Cheap flights from Adelaide (ADL) to O'Hare Intl (ORD)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — ORD
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from Adelaide to O'Hare Intl

Cheapest flights from Adelaide to O'Hare Intl
Explore the most affordable flight options available from Adelaide to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This SmartFares deal was found by Cheapflights users on 2/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:10 am
ADL
-
ORD
2 stops25h 01m
Multiple Airlines
Sun 3/158:40 pm
ORD
-
ADL
3 stops49h 45m
Multiple Airlines
Deal found 2/9$950
This Air Canada deal was found by Cheapflights users on 2/7. 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 3/126:10 am
ADL
-
ORD
2 stops24h 01m
Multiple Airlines
Thu 3/263:35 pm
ORD
-
ADL
2 stops29h 35m
Multiple Airlines
Deal found 2/7$959
This Air Canada deal was found by Cheapflights users on 2/9. 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.
Tue 2/177:55 pm
ADL
-
ORD
2 stops35h 16m
Air Canada
Tue 3/173:35 pm
ORD
-
ADL
2 stops35h 05m
Air Canada
Deal found 2/9$983
This Air Canada deal was found by Cheapflights users on 2/9. 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.
Tue 2/177:55 pm
ADL
-
ORD
2 stops35h 16m
Air Canada
Sun 3/156:25 pm
ORD
-
ADL
3 stops52h 00m
Air Canada
Deal found 2/9$991
This Air Canada deal was found by Cheapflights users on 2/9. 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.
Wed 2/187:55 pm
ADL
-
ORD
3 stops42h 39m
Air Canada
Sun 3/156:25 pm
ORD
-
ADL
3 stops57h 15m
Air Canada
Deal found 2/9$1,000
This Air Canada deal was found by Cheapflights users on 2/9. 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.
Sat 2/216:10 am
ADL
-
ORD
2 stops25h 01m
Air Canada
Mon 3/163:35 pm
ORD
-
ADL
2 stops36h 05m
Air Canada
Deal found 2/9$1,031
This Air Canada deal was found by Cheapflights users on 2/9. 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.
Sat 2/216:10 am
ADL
-
ORD
2 stops25h 01m
Air Canada
Tue 3/177:10 am
ORD
-
ADL
3 stops43h 30m
Air Canada
Deal found 2/9$1,040
This Air Canada deal was found by Cheapflights users on 2/9. 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.
Fri 2/206:00 am
ADL
-
ORD
3 stops46h 30m
Air Canada
Mon 3/163:35 pm
ORD
-
ADL
2 stops36h 05m
Air Canada
Deal found 2/9$1,044
This Air Canada deal was found by Cheapflights users on 2/9. 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.
Fri 2/206:00 am
ADL
-
ORD
3 stops32h 34m
Air Canada
Tue 3/178:00 am
ORD
-
ADL
3 stops42h 40m
Air Canada
Deal found 2/9$1,052
This BYOjet deal was found by Cheapflights users on 2/8. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:10 am
ADL
-
ORD
2 stops25h 01m
Air Canada
Sat 2/283:35 pm
ORD
-
ADL
2 stops38h 25m
Air Canada
Deal found 2/8$1,064

Find flight deals from Adelaide to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Adelaide (ADL) to O'Hare Intl (ORD). 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 11, 2026.

Round-trip from

$959
(Air Canada)

One-way from

$838
(KAYAK)

Popular in

April

Cheapest in

March

Average price

$1,182
From Adelaide to Chicago O'Hare Intl
Search Deals
One-way flight from Adelaide to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($46 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 Adelaide to O'Hare Intl 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 11, 2026.
Use the filters below to find and compare flights from Adelaide to Chicago O'Hare Intl Airport that are best for you.

Fly from

Adelaide

Fly to

O'Hare Intl

Route

Depart

Return

Price

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 3/12

6:10 am-2:41 pm

2 stops24h 01m

Chicago O'Hare Intl

Thu 3/26

3:35 pm-12:40 pm

2 stops29h 35m

$959

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sat 2/21

6:10 am-2:41 pm

2 stops25h 01m

Chicago O'Hare Intl

Sat 2/28

3:35 pm-10:30 pm

2 stops38h 25m

$1,064

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 3/11

4:10 pm-11:47 pm

2 stops23h 07m

Chicago O'Hare Intl

Wed 3/18

7:29 pm-1:40 pm

2 stops26h 41m

$1,091

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 3/11

2:15 pm-8:15 pm

1 stop21h 30m

Chicago O'Hare Intl

Wed 3/18

9:15 pm-9:20 am

1 stop44h 35m

$1,123

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sat 2/21

2:55 pm-7:47 pm

1 stop21h 22m

Chicago O'Hare Intl

Mon 3/16

7:50 pm-9:20 am

1 stop22h 00m

$1,123

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sat 2/21

2:55 pm-5:01 am

2 stops30h 36m

Chicago O'Hare Intl

Sun 3/15

9:15 pm-9:20 am

1 stop44h 35m

$1,123

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sat 2/21

6:25 am-11:55 pm

2 stops34h 00m

Chicago O'Hare Intl

Sun 3/15

9:38 pm-12:15 pm

2 stops47h 07m

$1,153

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sat 2/21

6:25 am-11:55 pm

2 stops34h 00m

Chicago O'Hare Intl

Sat 3/14

8:21 pm-9:50 am

2 stops45h 59m

$1,159

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 3/12

6:10 am-2:41 pm

2 stops24h 01m

Chicago O'Hare Intl

Thu 3/26

1:55 pm-4:10 pm

3 stops34h 45m

$1,163

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sat 2/21

2:55 pm-7:47 pm

1 stop21h 22m

Chicago O'Hare Intl

Wed 3/18

9:15 pm-9:20 am

1 stop44h 35m

$1,176

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 14 results
1
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Best time to book a flight from Adelaide to O'Hare Intl

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

Related info for your journey

Find useful and relevant information for your journey from Adelaide to O'Hare Intl. 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 from for flights from Adelaide to Chicago O'Hare Intl?

    For a flight from Adelaide to Chicago O'Hare Intl, you will be flying from Adelaide. Adelaide (ADL) is just 4.1 mi from the center of the city. Adelaide is the only Adelaide airport and it handles 0 outbound flights to Chicago O'Hare Intl per day. 0 airlines have flights to Chicago O'Hare Intl from Adelaide on a regular basis.

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

    Departing from Adelaide to Chicago O'Hare Intl Airport will take you 21h 30m. The distance between Adelaide and Chicago O'Hare Intl Airport is about 9903 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Naperville
Gurnee
Elgin
Hoffman Estates
Beloit
Delavan
Oak Brook
Des Plaines
Downers Grove
Elk Grove Village
Skokie
Libertyville
Lake Geneva
Waukegan
Bridgeview
Kenosha
Warrenville
Aurora

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