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Cheap flights from Chicago O'Hare Intl Airport to Adelaide from $1,235

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ADL
30 11월 — 7 12월1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from O'Hare Intl to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Adelaide (ADL). 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 31 10월 2025.

Round-trip from

$1,235

Popular in

December

Cheapest in

May

Average price

$2,305
Air Canada
  • Air Canada
  • 17/2-27/2
  • 4 total stops
  • 65h 18m total
  • Chicago to Adelaide
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Highest demand for flights based on searches. 20% potential increase in price ($791 potential increase over avg. return price).
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Cheapest flight prices on average. 6% potential price decrease ($197 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Find flight deals from O'Hare Intl to Adelaide

Enter your travel dates to find the best prices.

Cheapest flights from O'Hare Intl to Adelaide
Explore the most affordable flight options available from O'Hare Intl to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 10월 2025.

토 13/1217:18ORD - ADL
2 stops33h 02mQantas Airways
토 20/1208:45ADL - ORD
2 stops45h 21mQantas Airways
Deal found 29/10$3,303
토 13/1210:45ORD - ADL
1 stop30h 15mUnited Airlines
토 20/1214:55ADL - ORD
1 stop26h 44mUnited Airlines
Deal found 29/10$3,408
화 16/1218:17ORD - ADL
2 stops31h 13mQantas Airways
화 30/1206:00ADL - ORD
2 stops48h 14mQantas Airways
Deal found 29/10$3,801
토 13/1216:49ORD - ADL
2 stops26h 56mMultiple Airlines
토 20/1213:15ADL - ORD
3 stops33h 20mMultiple Airlines
Deal found 29/10$4,944
토 13/1218:50ORD - ADL
1 stop29h 45mJetBlue
토 20/1222:00ADL - ORD
1 stop33h 00mJetBlue
Deal found 29/10$5,436
화 16/1218:50ORD - ADL
1 stop29h 45mJetBlue
화 30/1222:00ADL - ORD
1 stop33h 00mJetBlue
Deal found 30/10$5,914
화 16/1215:40ORD - ADL
2 stops38h 20mAir Canada
화 30/1206:00ADL - ORD
3 stops32h 35mAir Canada
Deal found 30/10$6,356
화 16/1211:54ORD - ADL
2 stops36h 41mQatar Airways
화 30/1222:00ADL - ORD
1 stop33h 00mQatar Airways
Deal found 29/10$6,428

Cheapflights Fare Finder

 
Customise your flight search to find flights from O'Hare Intl to Adelaide 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 31 10월 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Adelaide that are best for you.

Fly from

O'Hare Intl

Fly to

Adelaide

Route

Depart

Return

Price

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

화 17/2

15:40-22:30

2 stops38h 20m

Adelaide

금 27/2

06:10-16:38

2 stops26h 58m

$1,235

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

목 15/1

09:00-09:30

1 stop32h 00m

Adelaide

월 26/1

14:55-19:51

1 stop21h 26m

$2,266

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

화 17/2

10:15-12:15

3 stops33h 30m

Adelaide

금 27/2

06:15-19:16

3 stops29h 31m

$2,456

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

목 15/1

12:05-12:15

3 stops31h 40m

Adelaide

월 26/1

07:20-19:16

3 stops28h 26m

$2,578

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

금 9/1

18:30-10:55

2 stops47h 55m

Adelaide

토 24/1

16:30-14:50

2 stops38h 50m

$2,782

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

토 20/12

21:04-16:25

2 stops50h 51m

$2,263

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

금 19/12

09:00-13:00

2 stops35h 30m

$2,429

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

토 20/12

16:20-09:30

1 stop24h 40m

$2,459

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

금 19/12

18:50-17:05

1 stop29h 45m

$3,627

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

토 20/12

21:20-13:55

3 stops48h 05m

$3,938

Flights are sorted by cheapest return flights first.

Deals found on 30/10

Best time to book a flight from O'Hare Intl to Adelaide

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

    If you book a flight to Adelaide from Chicago O'Hare Intl, you will be flying to Adelaide, which is the city’s only airport. Adelaide (ADL) is located 6.6 km from the centre of Adelaide. There are 0 flights from Chicago O'Hare Intl to Adelaide per day from 0 different airlines.

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

    For as low as $2,266, Air Canada can have you in Adelaide from Chicago O'Hare Intl Airport in 32h. Chicago O'Hare Intl Airport and Adelaide are separated by a distance of 15937 km. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

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

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

Need flexible booking options for your flight to Adelaide from O'Hare Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for O'Hare Intl to Adelaide flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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