Find flights
When to book
Airlines
FAQs

Cheap flights from Adelaide to Chicago O'Hare Intl Airport from $1,049

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — ORD
8 Feb — 15 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 9 January 2026.

Round-trip from

$1,492

One-way from

$1,049

Popular in

April

Cheapest in

May

Average price

$1,485
Air Canada
  • Air Canada
  • 22/2-1/3
  • 5 total stops
  • 89h 16m total
  • Adelaide to Chicago
Search Deals
6/2
  • 6/2
  • 3 total stops
  • 52h 17m total
  • Adelaide to Chicago
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($115 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find 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 9 January 2026.

Sun 22/219:55ADL - ORD
2 stops35h 16mAir Canada
Sun 1/320:40ORD - ADL
3 stops54h 00mAir Canada
Deal found 8/1$1,492
Thu 12/206:00ADL - ORD
2 stops25h 11mAir Canada
Mon 16/213:05ORD - ADL
2 stops40h 55mAir Canada
Deal found 5/1$1,533
Sat 21/206:10ADL - ORD
2 stops25h 01mAir Canada
Sat 28/215:35ORD - ADL
2 stops38h 25mAir Canada
Deal found 7/1$1,546
Sat 21/214:55ADL - ORD
1 stop25h 01mUnited Airlines
Sat 28/220:07ORD - ADL
2 stops68h 53mUnited Airlines
Deal found 7/1$1,612
Mon 26/112:00ADL - ORD
2 stops25h 09mMultiple Airlines
Sun 28/619:00ORD - ADL
2 stops25h 35mMultiple Airlines
Deal found 7/1$1,676

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 9 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

Sun 22/2

19:55-14:41

2 stops35h 16m

Chicago O'Hare Intl

Sun 1/3

20:40-19:10

3 stops54h 00m

$1,492

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 12/2

06:00-14:41

2 stops25h 11m

Chicago O'Hare Intl

Mon 16/2

13:05-22:30

2 stops40h 55m

$1,533

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sat 21/2

14:55-23:26

1 stop25h 01m

Chicago O'Hare Intl

Sat 28/2

20:07-09:30

2 stops68h 53m

$1,612

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Mon 26/1

12:00-20:39

2 stops25h 09m

Chicago O'Hare Intl

Sun 28/6

19:00-11:05

2 stops25h 35m

$1,676

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Tue 20/1

12:35-21:23

2 stops25h 18m

Chicago O'Hare Intl

Sun 28/6

19:00-11:05

2 stops25h 35m

$1,694

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Fri 6/2

10:55-22:42

3 stops52h 17m

$1,049

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Fri 6/2

11:55-22:59

2 stops27h 34m

$1,063

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Fri 6/2

12:00-12:55

1 stop41h 25m

$1,434

Flights are sorted by cheapest return flights first.

Deals found on 7/1

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 9 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
968 reviews
Check prices

Overall

7.5

Comfort

7.5

Entertainment

7.2

Boarding

7.7

Crew

8.2

Food

7.0

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
968 reviews
Qantas Airways
7.5
Good
968 reviews
Check prices

Overall

7.5

Comfort

7.5

Entertainment

7.2

Boarding

7.7

Crew

8.2

Food

7.0

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
10,603 reviews
Qantas Airways
7.5
Good
968 reviews
Check prices

Overall

7.5

Comfort

7.5

Entertainment

7.2

Boarding

7.7

Crew

8.2

Food

7.0

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 35h 16m. Air Canada provides one of the quickest options available for as low as $1,492. The distance from Adelaide to Chicago O'Hare Intl Airport is about 15937 km.

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

    Qantas Airways, at $1,168, 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 9 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,168Average$1,572FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,485Average$1,776FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.