$611+ Cheap flights from Chicago (CHI) to Adelaide (ADL)
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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ADL
May 15 — May 221
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Adelaide with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Chicago to Adelaide
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Best
Last-minute
One-way
Cheapest flights from Chicago to AdelaideExplore the most affordable flight options available from Chicago to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2026.
Explore the most affordable flight options available from Chicago to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2026.
This oojo deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/283:20 pm
ORD
- ADL
2 stops27h 35m
Qantas Airways
Thu 6/46:00 am
ADL
- ORD
2 stops26h 13m
Qantas Airways
Deal found 4/13![Qantas Airways logo]()
$1,373
This Bravofly deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/273:50 pm
ORD
- ADL
2 stops27h 05m
Qantas Airways
Wed 6/36:00 am
ADL
- ORD
2 stops24h 22m
Qantas Airways
Deal found 4/12![Qantas Airways logo]()
$1,381
This Bravofly deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/253:02 pm
ORD
- ADL
2 stops27h 53m
Qantas Airways
Mon 6/16:00 am
ADL
- ORD
2 stops24h 22m
Qantas Airways
Deal found 4/10![Qantas Airways logo]()
$1,385
This oojo deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/141:18 pm
ORD
- ADL
2 stops31h 27m
Qantas Airways
Sat 5/2310:10 am
ADL
- ORD
2 stops23h 53m
Qantas Airways
Deal found 4/13![Qantas Airways logo]()
$1,430
This oojo deal was found by Cheapflights users on 4/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/28:49 pm
ORD
- ADL
2 stops49h 16m
Qantas Airways
Sat 8/16:00 am
ADL
- ORD
2 stops28h 13m
Qantas Airways
Deal found 4/11![Qantas Airways logo]()
$1,447
This lastminute.com deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:21 pm
ORD
- ADL
2 stops33h 14m
Qantas Airways
Sat 5/166:00 am
ADL
- ORD
2 stops25h 25m
Qantas Airways
Deal found 4/12![Qantas Airways logo]()
$1,475
This Justfly.com deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:02 pm
ORD
- ADL
2 stops33h 53m
Qantas Airways
Sun 8/26:00 am
ADL
- ORD
2 stops32h 28m
Qantas Airways
Deal found 4/10![Qantas Airways logo]()
$1,480
This Air Canada deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:40 pm
ORD
- ADL
2 stops29h 55m
Multiple Airlines
Tue 11/246:10 am
ADL
- ORD
2 stops26h 58m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$1,519
Best flights from Chicago to AdelaideDiscover carefully curated flight deals from Chicago to Adelaide that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2026.
Discover carefully curated flight deals from Chicago to Adelaide that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2026.
This Qantas Airways deal was found by Cheapflights users on 4/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/147:21 pm
ORD
- ADL
2 stops26h 04m
Qantas Airways
Sat 5/236:00 am
ADL
- ORD
2 stops24h 22m
Qantas Airways
Deal found 4/11![Qantas Airways logo]()
$1,435
This Air Canada deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2512:55 pm
ORD
- ADL
3 stops32h 25m
Air Canada
Mon 6/18:00 pm
ADL
- ORD
2 stops48h 10m
Air Canada
Deal found 4/10![Air Canada logo]()
$1,650
This Air Canada deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/141:01 pm
ORD
- ADL
3 stops34h 24m
Multiple Airlines
Sat 5/235:15 pm
ADL
- ORD
2 stops36h 00m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$1,685
This Air Canada deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:55 pm
ORD
- ADL
3 stops32h 25m
Multiple Airlines
Wed 6/35:15 pm
ADL
- ORD
2 stops36h 00m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$1,690
This Priceline deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/28:40 pm
ORD
- ADL
3 stops52h 45m
Air Canada
Sat 8/14:30 pm
ADL
- ORD
3 stops57h 21m
Air Canada
Deal found 4/10![Air Canada logo]()
$1,809
This Air Canada deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:55 am
ORD
- ADL
3 stops35h 25m
Air Canada
Sun 6/76:55 pm
ADL
- ORD
2 stops34h 20m
Air Canada
Deal found 4/13![Air Canada logo]()
$1,822
Last-minute flights from Chicago to AdelaideDiscover last-minute flight deals from Chicago to Adelaide. Data last updated April 15, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Adelaide. Data last updated April 15, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:21 pm
ORD
- ADL
2 stops33h 14m
Qantas Airways
Sat 5/166:00 am
ADL
- ORD
2 stops25h 25m
Qantas Airways
Deal found 4/12![Qantas Airways logo]()
$1,475
This oojo deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/141:18 pm
ORD
- ADL
2 stops31h 27m
Qantas Airways
Sat 5/2310:10 am
ADL
- ORD
2 stops23h 53m
Qantas Airways
Deal found 4/13![Qantas Airways logo]()
$1,430
This Air Canada deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/141:01 pm
ORD
- ADL
3 stops34h 24m
Multiple Airlines
Sat 5/235:15 pm
ADL
- ORD
2 stops36h 00m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$1,685
This Bravofly deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/253:02 pm
ORD
- ADL
2 stops27h 53m
Qantas Airways
Mon 6/16:00 am
ADL
- ORD
2 stops24h 22m
Qantas Airways
Deal found 4/10![Qantas Airways logo]()
$1,385
This Air Canada deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2512:55 pm
ORD
- ADL
3 stops32h 25m
Air Canada
Mon 6/18:00 pm
ADL
- ORD
2 stops48h 10m
Air Canada
Deal found 4/10![Air Canada logo]()
$1,650
This Bravofly deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/273:50 pm
ORD
- ADL
2 stops27h 05m
Qantas Airways
Wed 6/36:00 am
ADL
- ORD
2 stops24h 22m
Qantas Airways
Deal found 4/12![Qantas Airways logo]()
$1,381
This Air Canada deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:55 pm
ORD
- ADL
3 stops32h 25m
Multiple Airlines
Wed 6/35:15 pm
ADL
- ORD
2 stops36h 00m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$1,690
This oojo deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/283:20 pm
ORD
- ADL
2 stops27h 35m
Qantas Airways
Thu 6/46:00 am
ADL
- ORD
2 stops26h 13m
Qantas Airways
Deal found 4/13![Qantas Airways logo]()
$1,373
One-way flights from Chicago to AdelaideSearch for one-way flight options from Chicago to Adelaide. Find affordable one-way fares based on user searches. Data last updated April 15, 2026.
Search for one-way flight options from Chicago to Adelaide. Find affordable one-way fares based on user searches. Data last updated April 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:30 pm
ORD
- ADL
2 stops30h 35m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$611
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:40 am
ORD
- ADL
3 stops47h 50m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$615
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:56 am
ORD
- ADL
3 stops43h 29m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$642
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/62:30 pm
ORD
- ADL
3 stops51h 10m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$657
This Kiwi.com deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/288:34 pm
ORD
- ADL
3 stops53h 36m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$670
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:00 pm
ORD
- ADL
2 stops47h 55m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$781
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:10 pm
ORD
- ADL
3 stops52h 20m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$859
Find flight deals from Chicago to Adelaide
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 April 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,373 (oojo) |
One-way from | $611 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,443 |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago 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 2,558,603 searches. Data last updated April 15, 2026.
Use the filters below to find and compare flights from Chicago to Adelaide that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ChicagoAdelaide
ORD - ADL
ORDADL
Chicago O'Hare Intl
Thu 5/14
7:21 pm-11:55 am
2 stops26h 04m
Adelaide
Sat 5/23
6:00 am-3:52 pm
2 stops24h 22m
$1,435
ChicagoAdelaide
ORD - ADL
ORDADL
Chicago O'Hare Intl
Mon 5/25
12:55 pm-11:50 am
3 stops32h 25m
Adelaide
Mon 6/1
8:00 pm-5:40 am
2 stops48h 10m
$1,650
ChicagoAdelaide
ORD - ADL
ORDADL
Chicago O'Hare Intl
Thu 5/14
1:01 pm-1:55 pm
3 stops34h 24m
Adelaide
Sat 5/23
5:15 pm-2:45 pm
2 stops36h 00m
$1,685
ChicagoAdelaide
ORD - ADL
ORDADL
Chicago O'Hare Intl
Wed 5/27
12:55 pm-11:50 am
3 stops32h 25m
Adelaide
Wed 6/3
5:15 pm-2:45 pm
2 stops36h 00m
$1,690
ChicagoAdelaide
ORD - ADL
ORDADL
Chicago O'Hare Intl
Thu 7/2
8:40 pm-3:55 pm
3 stops52h 45m
Adelaide
Sat 8/1
4:30 pm-11:21 am
3 stops57h 21m
$1,809
ChicagoAdelaide
ORD - ADL
ORDADL
Chicago O'Hare Intl
Wed 6/3
9:55 am-11:50 am
3 stops35h 25m
Adelaide
Sun 6/7
6:55 pm-2:45 pm
2 stops34h 20m
$1,822
Cheapest one-way
ChicagoAdelaide
ORD - ADL
ORDADL
Chicago O'Hare Intl
Tue 9/8
7:40 am-10:00 pm
3 stops47h 50m
$615
ChicagoAdelaide
ORD - ADL
ORDADL
Chicago O'Hare Intl
Sun 9/6
2:30 pm-8:10 am
3 stops51h 10m
$657
ChicagoAdelaide
ORD - ADL
ORDADL
Chicago O'Hare Intl
Tue 7/28
8:34 pm-4:40 pm
3 stops53h 36m
$670
ChicagoAdelaide
ORD - ADL
ORDADL
Chicago O'Hare Intl
Fri 9/11
12:10 pm-7:00 am
3 stops52h 20m
$859
Showing 1-10 of 13 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Chicago-Adelaide flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Adelaide flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Adelaide flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago-Adelaide flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Adelaide flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Chicago to Adelaide
Have a flexible travel schedule? Discover the best time to fly to Adelaide from Chicago with our price prediction graph.
CHI-ADL
ORD-ADL
Estimated round-trip 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.
Cheapflights Insights
Everything you need to know about your flight from Chicago to Adelaide
CHI-ADL
ORD-ADL
How much does it cost to fly round-trip from Chicago to Adelaide?
Reviews of airlines servicing Adelaide
Get insights into the airlines that provide service to Adelaide. 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 Adelaide. Reviews last updated April 15, 2026.
Get a feel of what it's like to fly with Air New Zealand from Chicago to Adelaide by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.4
Comfort
7.9
Food
7.4
Overall
8.0
Boarding
8.2
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SIN - AKL
Crew
8.5
Entertainment
7.4
Comfort
7.9
Food
7.4
Overall
8.0
Boarding
8.2
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SIN - AKL
Related info for your journey
Find useful and relevant information for your journey from Chicago to Adelaide. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Adelaide?
Book flights to Adelaide if you plan to visit one of these locationsGlenelg
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Alternative routes for Chicago to Adelaide
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Complete your trip
Complete your trip to Adelaide by adding a car rental and/or hotel reservation to your travel itinerary.
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Chicago and Adelaide flights
Browse other Chicago and Adelaide flight options. Last updated on April 15, 2026.
Other flights from Chicago
Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on April 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Chicago to Adelaide
Discover the top 3 airlines that operate flights from Chicago to Adelaide. 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 2,558,603 searches. Data last updated April 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,303 | Average$1,534 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$1,351 | Average$1,438 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,673 | Average$2,028 | FlexibilityNo cancel fee | On-time69% |