$1,248+ Cheap flights from O'Hare Intl (ORD) to Adelaide (ADL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ADL
Nov 20 — Nov 271
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from O'Hare Intl to Adelaide with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 O'Hare Intl to Adelaide
Cheapest
Best
Last-minute
One-way
Cheapest flights from O'Hare Intl to AdelaideExplore 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 October 21, 2026.
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 October 21, 2026.
This oojo deal was found by Cheapflights users on 10/19. 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.
Tue 10/203:20 pm -
2 stops26h 35m
Tue 10/277:50 am -
2 stops26h 15m
Deal found 10/19![Qantas Airways logo]()
$1,248
This American Airlines deal was found by Cheapflights users on 10/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:20 pm -
2 stops26h 35m
Tue 10/276:30 pm -
2 stops26h 00m
Deal found 10/19![American Airlines logo]()
$1,278
This oojo deal was found by Cheapflights users on 10/19. 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 12/34:30 pm -
2 stops49h 55m
Thu 12/1012:05 pm -
2 stops25h 00m
Deal found 10/19![Air New Zealand logo]()
$1,501
This oojo deal was found by Cheapflights users on 10/21. 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.
Sat 12/51:43 pm -
2 stops26h 47m
Sat 12/126:00 am -
2 stops26h 45m
Deal found 10/21![Qantas Airways logo]()
$1,504
This BYOjet deal was found by Cheapflights users on 10/18. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:55 pm -
2 stops29h 30m
Wed 12/96:05 am -
2 stops31h 00m
Deal found 10/18![Air New Zealand logo]()
$1,745
This Mytrip deal was found by Cheapflights users on 10/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:50 pm -
1 stop28h 35m
Wed 12/92:30 pm -
2 stops40h 30m
Deal found 10/18![Qatar Airways logo]()
$1,952
This Trip.com deal was found by Cheapflights users on 10/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:00 am -
3 stops35h 25m
Wed 12/912:05 pm -
3 stops29h 19m
Deal found 10/18![Multiple Airlines logo]()
$1,985
This Qatar Airways deal was found by Cheapflights users on 10/20. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:50 pm -
1 stop28h 35m
Thu 12/105:05 pm -
2 stops37h 55m
Deal found 10/20![Qatar Airways logo]()
$1,994
Best flights from O'Hare Intl to AdelaideDiscover carefully curated flight deals from O'Hare Intl to Adelaide that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
Discover carefully curated flight deals from O'Hare Intl to Adelaide that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
This BusinessClass deal was found by Cheapflights users on 10/21. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1112:50 pm -
2 stops37h 50m
Mon 1/187:55 pm -
2 stops52h 32m
Deal found 10/21![Multiple Airlines logo]()
$1,390
This Qatar Airways deal was found by Cheapflights users on 10/18. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/146:50 pm -
2 stops49h 40m
Thu 2/47:50 pm -
2 stops35h 10m
Deal found 10/18![Qatar Airways logo]()
$1,422
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/118:45 am -
2 stops32h 15m
Mon 1/182:55 pm -
1 stop24h 50m
Deal found 10/21![United Airlines logo]()
$1,683
This Gotogate deal was found by Cheapflights users on 10/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/21:57 pm -
3 stops35h 43m
Wed 12/96:00 am -
3 stops31h 18m
Deal found 10/17![Air Canada logo]()
$2,220
This Qatar Airways deal was found by Cheapflights users on 10/18. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/146:50 pm -
1 stop29h 45m
Wed 2/310:00 pm -
2 stops41h 00m
Deal found 10/18![Qatar Airways logo]()
$1,856
This Booking.com deal was found by Cheapflights users on 10/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/151:55 pm -
2 stops28h 30m
Sat 1/3012:00 pm -
1 stop41h 00m
Deal found 10/18![Multiple Airlines logo]()
$1,973
This Trip.com deal was found by Cheapflights users on 10/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:50 pm -
1 stop28h 35m
Wed 12/910:00 pm -
1 stop33h 00m
Deal found 10/18![Qatar Airways logo]()
$1,980
This Priceline deal was found by Cheapflights users on 10/20. 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 12/33:30 pm -
2 stops26h 55m
Thu 12/106:00 am -
3 stops30h 28m
Deal found 10/20![Air Canada logo]()
$2,339
This Qatar Airways deal was found by Cheapflights users on 10/20. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:50 pm -
1 stop28h 35m
Thu 12/105:05 pm -
2 stops37h 55m
Deal found 10/20![Qatar Airways logo]()
$1,994
Last-minute flights from O'Hare Intl to AdelaideDiscover last-minute flight deals from O'Hare Intl to Adelaide. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Adelaide. Data last updated October 21, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 10/16. 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.
Sat 10/243:40 pm -
2 stops29h 25m
Mon 11/26:10 am -
2 stops24h 57m
Deal found 10/16![Multiple Airlines logo]()
$1,733
This Qatar Airways deal was found by Cheapflights users on 10/16. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:50 pm -
2 stops34h 35m
Mon 11/210:00 pm -
1 stop33h 00m
Deal found 10/16![Qatar Airways logo]()
$1,766
This Expedia deal was found by Cheapflights users on 10/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:20 pm -
3 stops49h 05m
Mon 11/26:00 am -
3 stops29h 35m
Deal found 10/16![Air Canada logo]()
$2,414
This oojo deal was found by Cheapflights users on 10/16. 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.
Mon 11/306:55 am -
2 stops35h 30m
Mon 12/712:05 pm -
2 stops25h 02m
Deal found 10/16![Air New Zealand logo]()
$1,394
This Priceline deal was found by Cheapflights users on 10/16. 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.
Mon 11/3012:50 pm -
3 stops32h 35m
Mon 12/76:10 am -
2 stops24h 57m
Deal found 10/16![Air Canada logo]()
$1,468
This Gotogate deal was found by Cheapflights users on 10/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:50 pm -
2 stops44h 40m
Mon 12/710:00 pm -
1 stop33h 00m
Deal found 10/16![Qatar Airways logo]()
$1,662
One-way flights from O'Hare Intl to AdelaideSearch for one-way flight options from O'Hare Intl to Adelaide. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
Search for one-way flight options from O'Hare Intl to Adelaide. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 12/158:30 am -
3 stops56h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$1,297
This oojo deal was found by Cheapflights users on 10/17. 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.
Tue 12/158:45 am -
2 stops33h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Air New Zealand logo]()
$1,526
This Ovago deal was found by Cheapflights users on 10/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/157:45 pm -
1 stop32h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Emirates logo]()
$2,847
Find 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 October 21, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,116 (Orbitz) |
Popular in | March |
Cheapest in | June |
Average price | $1,675 |
Cheapflights Fare Finder
Customize 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 7,457,451 searches. Data last updated October 21, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Adelaide that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoAdelaide
ORD Chicago O'Hare Intl - ADL Adelaide
ORDADL
Chicago O'Hare Intl
Mon 1/11
12:50 pm-7:10 pm
2 stops37h 50m
Adelaide
Mon 1/18
7:55 pm-7:57 am
2 stops52h 32m
$1,390
ChicagoAdelaide
ORD Chicago O'Hare Intl - ADL Adelaide
ORDADL
Chicago O'Hare Intl
Thu 1/14
6:50 pm-1:00 pm
2 stops49h 40m
Adelaide
Thu 2/4
7:50 pm-2:30 pm
2 stops35h 10m
$1,422
ChicagoAdelaide
ORD Chicago O'Hare Intl - ADL Adelaide
ORDADL
Chicago O'Hare Intl
Tue 12/15
8:45 am-10:55 am
2 stops33h 40m
Adelaide
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$1,526
ChicagoAdelaide
ORD Chicago O'Hare Intl - ADL Adelaide
ORDADL
Chicago O'Hare Intl
Mon 1/11
8:45 am-9:30 am
2 stops32h 15m
Adelaide
Mon 1/18
2:55 pm-11:15 pm
1 stop24h 50m
$1,683
ChicagoAdelaide
ORD Chicago O'Hare Intl - ADL Adelaide
ORDADL
Chicago O'Hare Intl
Thu 1/14
6:50 pm-5:05 pm
1 stop29h 45m
Adelaide
Wed 2/3
10:00 pm-10:30 pm
2 stops41h 00m
$1,856
ChicagoAdelaide
ORD Chicago O'Hare Intl - ADL Adelaide
ORDADL
Chicago O'Hare Intl
Fri 1/15
1:55 pm-10:55 am
2 stops28h 30m
Adelaide
Sat 1/30
12:00 pm-12:30 pm
1 stop41h 00m
$1,973
ChicagoAdelaide
ORD Chicago O'Hare Intl - ADL Adelaide
ORDADL
Chicago O'Hare Intl
Wed 12/2
6:50 pm-3:55 pm
1 stop28h 35m
Adelaide
Wed 12/9
10:00 pm-2:30 pm
1 stop33h 00m
$1,980
ChicagoAdelaide
ORD Chicago O'Hare Intl - ADL Adelaide
ORDADL
Chicago O'Hare Intl
Thu 12/3
6:50 pm-3:55 pm
1 stop28h 35m
Adelaide
Thu 12/10
5:05 pm-2:30 pm
2 stops37h 55m
$1,994
ChicagoAdelaide
ORD Chicago O'Hare Intl - ADL Adelaide
ORDADL
Chicago O'Hare Intl
Wed 12/2
1:57 pm-6:10 pm
3 stops35h 43m
Adelaide
Wed 12/9
6:00 am-8:48 pm
3 stops31h 18m
$2,220
ChicagoAdelaide
ORD Chicago O'Hare Intl - ADL Adelaide
ORDADL
Chicago O'Hare Intl
Thu 12/3
3:30 pm-10:55 am
2 stops26h 55m
Adelaide
Thu 12/10
6:00 am-7:58 pm
3 stops30h 28m
$2,339
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from O'Hare Intl to Adelaide
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Adelaide in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Adelaide flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Chicago O'Hare Intl Airport-Adelaide flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Adelaide flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Adelaide flights, Cheapflights users trust Ovago the most. Ovago 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 O'Hare Intl Airport-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 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.
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.
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.
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.
Adelaide flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from O'Hare Intl
Popular flights