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Cheap flights from Adelaide to Chicago O'Hare Intl Airport from $1,679

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — ORD
10 Aug — 17 Aug1
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 11 July 2026.

Mon 24/810:10
ADL
-
ORD
2 stops24h 02m
Qantas Airways
Mon 31/815:54
ORD
-
ADL
2 stops27h 01m
Qantas Airways
Deal found 10/7$1,679
Sat 15/806:00
ADL
-
ORD
2 stops31h 30m
Qantas Airways
Sat 22/817:16
ORD
-
ADL
2 stops29h 49m
Qantas Airways
Deal found 6/7$1,692
Tue 21/718:30
ADL
-
ORD
2 stops35h 59m
Multiple Airlines
Thu 30/717:10
ORD
-
ADL
2 stops25h 45m
Multiple Airlines
Deal found 11/7$2,365
Mon 24/813:25
ADL
-
ORD
3 stops25h 33m
Multiple Airlines
Mon 31/817:16
ORD
-
ADL
2 stops25h 39m
Multiple Airlines
Deal found 10/7$2,580
Sat 15/806:00
ADL
-
ORD
3 stops28h 12m
Multiple Airlines
Sat 22/817:16
ORD
-
ADL
2 stops25h 39m
Multiple Airlines
Deal found 6/7$2,642
Sun 23/820:00
ADL
-
ORD
2 stops35h 35m
United Airlines
Sun 30/821:28
ORD
-
ADL
2 stops47h 07m
United Airlines
Deal found 9/7$2,825
Tue 4/818:55
ADL
-
ORD
2 stops33h 55m
Multiple Airlines
Mon 10/816:00
ORD
-
ADL
2 stops35h 35m
Multiple Airlines
Deal found 7/7$2,829
Mon 24/822:00
ADL
-
ORD
2 stops57h 28m
Qatar Airways
Mon 31/819:20
ORD
-
ADL
1 stop29h 10m
Qatar Airways
Deal found 10/7$3,041

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 11 July 2026.

Round-trip from

$1,679

Popular in

May

Cheapest in

January

Average price

$1,874
Qantas Airways
  • Qantas Airways
  • 24/8-31/8
  • 4 total stops
  • 51h 03m total
  • Adelaide to Chicago
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($812 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease ($382 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 11 July 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 24/8

10:10-19:42

2 stops24h 02m

Chicago O'Hare Intl

Mon 31/8

15:54-09:25

2 stops27h 01m

$1,679

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Tue 21/7

18:30-15:59

2 stops35h 59m

Chicago O'Hare Intl

Thu 30/7

17:10-09:25

2 stops25h 45m

$2,365

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Mon 24/8

13:25-00:28

3 stops25h 33m

Chicago O'Hare Intl

Mon 31/8

17:16-09:25

2 stops25h 39m

$2,580

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sat 15/8

06:00-19:42

3 stops28h 12m

Chicago O'Hare Intl

Sat 22/8

17:16-09:25

2 stops25h 39m

$2,642

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Tue 4/8

22:00-21:58

2 stops38h 28m

Chicago O'Hare Intl

Mon 10/8

19:20-15:00

1 stop29h 10m

$3,133

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 6/8

13:30-14:54

2 stops39h 54m

Chicago O'Hare Intl

Mon 10/8

14:57-09:25

2 stops27h 58m

$3,167

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 6/8

19:00-14:36

2 stops34h 06m

Chicago O'Hare Intl

Mon 10/8

14:15-13:55

3 stops33h 10m

$3,192

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 6/8

22:00-16:58

2 stops57h 28m

Chicago O'Hare Intl

Mon 10/8

19:20-15:00

1 stop29h 10m

$3,242

Flights are sorted by cheapest return flights first.

Deals found on 10/7

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.

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 0 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 02m. Qantas Airways provides one of the quickest options available for as low as $1,679. 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.

  • 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.

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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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