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Cheap flights from Adelaide to Chicago O'Hare Intl Airport from $696

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 14/3. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — ORD
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Adelaide to O'Hare Intl

Enter your travel dates to find the best prices.

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 22 January 2026.

Thu 19/306:10
ADL
-
ORD
2 stops24h 01m
Multiple Airlines
Tue 24/315:35
ORD
-
ADL
2 stops30h 50m
Multiple Airlines
Deal found 20/1$1,426
Thu 19/306:10
ADL
-
ORD
2 stops24h 01m
Air Canada
Wed 25/320:40
ORD
-
ADL
3 stops49h 45m
Air Canada
Deal found 20/1$1,478
Thu 19/306:10
ADL
-
ORD
2 stops24h 01m
Air Canada
Tue 24/315:35
ORD
-
ADL
2 stops35h 05m
Air Canada
Deal found 21/1$1,512
Thu 19/306:10
ADL
-
ORD
2 stops24h 15m
Virgin Australia
Wed 25/321:15
ORD
-
ADL
1 stop43h 45m
Virgin Australia
Deal found 20/1$1,780
Thu 5/206:10
ADL
-
ORD
2 stops27h 02m
Air Canada
Mon 9/214:00
ORD
-
ADL
3 stops31h 25m
Air Canada
Deal found 20/1$1,981
Thu 3/911:50
ADL
-
ORD
2 stops47h 25m
Multiple Airlines
Tue 8/900:30
ORD
-
ADL
2 stops41h 40m
Multiple Airlines
Deal found 21/1$2,079
Mon 1/608:55
ADL
-
ORD
3 stops36h 21m
Multiple Airlines
Sat 1/812:41
ORD
-
ADL
3 stops32h 24m
Multiple Airlines
Deal found 20/1$2,140

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 22 January 2026.

Round-trip from

$1,426

One-way from

$696

Popular in

April

Cheapest in

May

Average price

$1,473
Air Canada
  • Air Canada
  • 19/3-25/3
  • 4 total stops
  • 64h 25m total
  • Adelaide to Chicago
Search Deals
14/3
  • 14/3
  • 2 total stops
  • 31h 04m total
  • Adelaide to Chicago
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($111 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 22 January 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 19/3

06:10-14:41

2 stops24h 01m

Chicago O'Hare Intl

Tue 24/3

15:35-13:55

2 stops30h 50m

$1,426

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 19/3

06:10-14:41

2 stops24h 01m

Chicago O'Hare Intl

Wed 25/3

20:40-13:55

3 stops49h 45m

$1,478

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 19/3

06:10-14:55

2 stops24h 15m

Chicago O'Hare Intl

Wed 25/3

21:15-08:30

1 stop43h 45m

$1,780

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 5/2

06:10-16:42

2 stops27h 02m

Chicago O'Hare Intl

Mon 9/2

14:00-13:55

3 stops31h 25m

$1,981

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 19/3

13:15-14:16

3 stops40h 31m

Chicago O'Hare Intl

Wed 25/3

14:10-17:20

3 stops35h 40m

$2,360

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 19/3

06:00-19:45

3 stops29h 15m

Chicago O'Hare Intl

Tue 24/3

10:00-13:55

3 stops36h 25m

$2,663

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 5/3

13:15-06:08

3 stops33h 23m

$761

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 11/3

06:15-04:49

3 stops38h 04m

$817

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Tue 17/3

06:15-04:49

3 stops38h 04m

$819

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sun 22/3

06:15-04:49

3 stops38h 04m

$840

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 18 results
1
2

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 return 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 O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated 22 January 2026.
Check out reviews from past customers who have flown with Qantas Airways and Air Canada from Adelaide to Chicago O'Hare Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
973 reviews
Check prices

Food

7.0

Crew

8.2

Overall

7.5

Comfort

7.5

Boarding

7.7

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Marco,Dec 2025

BOS - LAX

There was no WiFi or tv traveling from LAX to Sydney. Way too long of a flight to have nothing.
Qantas Airways
7.5
Good
973 reviews
Qantas Airways
7.5
Good
973 reviews
Check prices

Food

7.0

Crew

8.2

Overall

7.5

Comfort

7.5

Boarding

7.7

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Marco,Dec 2025

BOS - LAX

There was no WiFi or tv traveling from LAX to Sydney. Way too long of a flight to have nothing.
Air Canada
7.1
Good
10,646 reviews
Qantas Airways
7.5
Good
973 reviews
Check prices

Food

7.0

Crew

8.2

Overall

7.5

Comfort

7.5

Boarding

7.7

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Marco,Dec 2025

BOS - LAX

There was no WiFi or tv traveling from LAX to Sydney. Way too long of a flight to have nothing.

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?

    Adelaide (ADL) is the airport you will fly out of if you book a flight from Adelaide to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from Adelaide; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Adelaide airport to Chicago O'Hare Intl. It is only a 6.6 km journey to Adelaide (ADL) from Adelaide’s city centre.

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

    A quick flight from Adelaide to Chicago O'Hare Intl Airport can take about 24h 01m. Air Canada provides one of the quickest options available for as low as $1,478. The distance from Adelaide to Chicago O'Hare Intl Airport is about 15937 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Qantas Airways, at $1,159, was found to be the cheapest airline from Adelaide to Chicago O'Hare Intl Airport. An alternate airline flying to your destination would be Air Canada. Qantas Airways is priced at 35% lower than the current average price of a flight leaving 3 months from now.

  • 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 holiday 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Adelaide to O'Hare Intl

Discover the top 2 airlines that operate flights from Adelaide to O'Hare Intl. 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 647,157 searches. Data last updated 22 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,159Average$1,560FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,474Average$1,763FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Adelaide to O'Hare Intl?

When you search for this flight from Adelaide to O'Hare Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Adelaide to O'Hare Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Adelaide to O'Hare Intl.

Can Cheapflights find flights from Adelaide to O'Hare Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Adelaide to O'Hare Intl with no change fees.

Can Cheapflights notify me if prices for flights from Adelaide to O'Hare Intl become cheaper?

Yes, Cheapflights offers price alerts on Adelaide to O'Hare Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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