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Cheap flights from Adelaide to Chicago O'Hare Intl Airport from $860

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 30/5. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — ORD
18 May — 25 May1
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 18 April 2026.

Tue 15/1210:40
ADL
-
ORD
3 stops73h 25m
Multiple Airlines
Fri 15/123:30
ORD
-
ADL
3 stops42h 00m
Multiple Airlines
Deal found 16/4$2,288
Sun 31/512:40
ADL
-
ORD
2 stops31h 49m
Multiple Airlines
Sun 7/607:15
ORD
-
ADL
2 stops38h 10m
Multiple Airlines
Deal found 15/4$2,363
Wed 28/1011:55
ADL
-
ORD
2 stops22h 49m
Air New Zealand
Tue 1/1221:30
ORD
-
ADL
2 stops44h 55m
Air New Zealand
Deal found 14/4$2,395
Tue 27/1017:05
ADL
-
ORD
2 stops54h 45m
ANA
Tue 24/1116:25
ORD
-
ADL
2 stops33h 15m
ANA
Deal found 14/4$2,405
Fri 29/506:05
ADL
-
ORD
2 stops38h 24m
Multiple Airlines
Fri 5/607:15
ORD
-
ADL
2 stops36h 20m
Multiple Airlines
Deal found 14/4$2,408
Tue 14/720:00
ADL
-
ORD
2 stops33h 11m
Air Canada
Wed 16/909:50
ORD
-
ADL
3 stops35h 30m
Air Canada
Deal found 12/4$2,412
Thu 26/1111:55
ADL
-
ORD
2 stops24h 57m
Air New Zealand
Tue 29/1218:25
ORD
-
ADL
2 stops48h 00m
Air New Zealand
Deal found 14/4$2,466
Sun 3/512:40
ADL
-
ORD
2 stops32h 10m
Multiple Airlines
Sun 7/621:04
ORD
-
ADL
2 stops48h 21m
Multiple Airlines
Deal found 17/4$2,542
Mon 1/613:25
ADL
-
ORD
2 stops30h 02m
American Airlines
Mon 8/618:59
ORD
-
ADL
2 stops26h 26m
American Airlines
Deal found 17/4$2,615
Fri 29/520:00
ADL
-
ORD
2 stops33h 15m
Air Canada
Fri 5/612:55
ORD
-
ADL
3 stops36h 30m
Air Canada
Deal found 14/4$2,642

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 18 April 2026.

Round-trip from

$2,363

One-way from

$860

Popular in

December

Cheapest in

January

Average price

$1,648
31/5-7/6
  • 31/5-7/6
  • 4 total stops
  • 69h 59m total
  • Adelaide to Chicago
Search Deals
30/5
  • 30/5
  • 3 total stops
  • 38h 29m total
  • Adelaide to Chicago
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($101 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($126 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 18 April 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

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Mon 1/6

13:25-04:57

2 stops30h 02m

Chicago O'Hare Intl

Mon 8/6

18:59-11:55

2 stops26h 26m

$2,615

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 7/5

20:00-14:45

2 stops33h 15m

Chicago O'Hare Intl

Mon 11/5

15:40-11:50

2 stops29h 40m

$2,688

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Fri 29/5

20:00-19:40

3 stops38h 10m

Chicago O'Hare Intl

Fri 5/6

12:55-15:55

3 stops36h 30m

$2,834

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 7/5

13:15-12:20

2 stops37h 35m

Chicago O'Hare Intl

Mon 11/5

15:07-11:05

2 stops29h 28m

$3,174

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sun 3/5

18:30-15:45

2 stops35h 45m

Chicago O'Hare Intl

Sun 7/6

20:35-20:05

1 stop33h 00m

$3,449

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sun 31/5

22:00-15:45

1 stop32h 15m

Chicago O'Hare Intl

Sun 7/6

20:35-20:05

1 stop33h 00m

$3,506
Cheapest one-way

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sat 30/5

17:15-06:34

2 stops51h 49m

$1,183

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 6/5

09:15-06:39

2 stops35h 54m

$1,197
Fastest single journey

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sat 30/5

22:00-15:45

1 stop32h 15m

$2,367

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 6/5

22:00-15:45

1 stop32h 15m

$3,757

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Sorted by cheapest first

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 18 April 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
1,019 reviews
Check prices

Overall

7.5

Crew

8.1

Boarding

7.7

Entertainment

7.2

Comfort

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qantas Airways
7.5
Good
1,019 reviews
Qantas Airways
7.5
Good
1,019 reviews
Check prices

Overall

7.5

Crew

8.1

Boarding

7.7

Entertainment

7.2

Comfort

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Air Canada
7.1
Good
10,933 reviews
Qantas Airways
7.5
Good
1,019 reviews
Check prices

Overall

7.5

Crew

8.1

Boarding

7.7

Entertainment

7.2

Comfort

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.

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 30h 02m. American Airlines provides one of the quickest options available for as low as $2,615. 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 $1,349, 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 26% 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 18 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,349Average$1,778FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,387Average$1,648FlexibilityNo 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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