$590+ Cheap flights from O'Hare Intl (ORD) to Australia
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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SYD
Sep 16 — Sep 231
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 Australia 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 Australia
Cheapest
Best
Last-minute
One-way
Cheapest flights from O'Hare Intl to AustraliaExplore the most affordable flight options available from O'Hare Intl to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
Explore the most affordable flight options available from O'Hare Intl to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:26 am -
3 stops33h 09m
Mon 10/511:50 am -
3 stops39h 01m
Deal found 8/13![Multiple Airlines logo]()
$1,078
This Trip.com deal was found by Cheapflights users on 8/15. 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 9/236:30 am -
3 stops38h 30m
Wed 9/301:25 pm -
3 stops34h 55m
Deal found 8/15![Multiple Airlines logo]()
$1,092
This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:30 am -
2 stops33h 35m
Wed 9/235:50 pm -
2 stops26h 48m
Deal found 8/13![Multiple Airlines logo]()
$1,222
This oojo deal was found by Cheapflights users on 8/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:00 pm -
2 stops26h 45m
Mon 11/92:05 pm -
2 stops25h 54m
Deal found 8/14![Air New Zealand logo]()
$1,235
This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:30 am -
3 stops48h 55m
Sun 10/43:25 pm -
3 stops48h 58m
Deal found 8/13![Multiple Airlines logo]()
$1,239
This Trip.com deal was found by Cheapflights users on 8/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:30 am -
2 stops33h 00m
Mon 10/2611:10 am -
2 stops29h 14m
Deal found 8/16![Multiple Airlines logo]()
$1,240
This Trip.com deal was found by Cheapflights users on 8/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:30 am -
2 stops33h 35m
Wed 10/1410:10 am -
2 stops30h 14m
Deal found 8/16![Multiple Airlines logo]()
$1,243
This oojo deal was found by Cheapflights users on 8/16. 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.
Sun 11/12:00 pm -
2 stops27h 35m
Sun 11/157:25 pm -
2 stops42h 12m
Deal found 8/16![Air New Zealand logo]()
$1,244
This Trip.com deal was found by Cheapflights users on 8/15. 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 9/166:30 am -
2 stops33h 35m
Wed 9/239:10 am -
2 stops39h 10m
Deal found 8/15![Multiple Airlines logo]()
$1,246
This lol.travel deal was found by Cheapflights users on 8/12. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/303:40 pm -
1 stop24h 40m
Sun 9/139:20 am -
1 stop20h 23m
Deal found 8/12![Air Canada logo]()
$1,247
This Trip.com deal was found by Cheapflights users on 8/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:20 am -
2 stops31h 10m
Tue 9/89:10 am -
1 stop36h 07m
Deal found 8/12![Multiple Airlines logo]()
$1,250
This Vliegwinkel deal was found by Cheapflights users on 8/12. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:20 pm -
1 stop31h 10m
Mon 9/2110:10 pm -
1 stop31h 55m
Deal found 8/12![Qatar Airways logo]()
$1,254
Best flights from O'Hare Intl to AustraliaDiscover carefully curated flight deals from O'Hare Intl to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
Discover carefully curated flight deals from O'Hare Intl to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
This lol.travel deal was found by Cheapflights users on 8/15. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:49 am -
2 stops35h 01m
Tue 10/66:35 am -
2 stops24h 08m
Deal found 8/15![Air Canada logo]()
$1,332
This Qatar Airways deal was found by Cheapflights users on 8/13. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/316:50 pm -
1 stop30h 40m
Sun 2/143:10 pm -
1 stop39h 20m
Deal found 8/13![Qatar Airways logo]()
$1,387
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:54 pm -
2 stops32h 56m
Tue 9/88:45 pm -
2 stops37h 36m
Deal found 8/13![Multiple Airlines logo]()
$1,398
This BusinessClass deal was found by Cheapflights users on 8/16. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/151:00 pm -
2 stops29h 00m
Sun 12/65:50 pm -
3 stops43h 32m
Deal found 8/16![Air New Zealand logo]()
$1,480
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:50 pm -
1 stop25h 00m
Wed 10/710:15 am -
1 stop19h 23m
Deal found 8/16![Delta logo]()
$1,611
This Qantas Airways deal was found by Cheapflights users on 8/13. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/254:53 pm -
1 stop21h 37m
Wed 1/69:40 am -
1 stop21h 20m
Deal found 8/13![Qantas Airways logo]()
$1,661
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1210:50 am -
2 stops28h 40m
Tue 1/511:40 am -
2 stops24h 42m
Deal found 8/17![United Airlines logo]()
$1,741
This Cathay Pacific deal was found by Cheapflights users on 8/12. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:15 pm -
1 stop41h 25m
Sun 10/258:30 am -
1 stop42h 25m
Deal found 8/12![Cathay Pacific logo]()
$1,815
This Air Canada deal was found by Cheapflights users on 8/15. 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 9/293:40 pm -
2 stops29h 40m
Tue 10/66:00 am -
2 stops29h 36m
Deal found 8/15![Air Canada logo]()
$1,378
This lol.travel deal was found by Cheapflights users on 8/13. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/273:40 pm -
2 stops28h 55m
Sun 10/47:05 am -
2 stops23h 38m
Deal found 8/13![Multiple Airlines logo]()
$1,405
This Qatar Airways deal was found by Cheapflights users on 8/13. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/56:50 pm -
2 stops42h 15m
Wed 2/173:10 pm -
1 stop39h 20m
Deal found 8/13![Qatar Airways logo]()
$1,410
This Emirates deal was found by Cheapflights users on 8/14. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:35 pm -
1 stop42h 50m
Mon 10/511:05 am -
2 stops67h 40m
Deal found 8/14![Emirates logo]()
$3,070
This Bravofly deal was found by Cheapflights users on 8/13. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:40 pm -
2 stops30h 05m
Fri 9/189:30 am -
1 stop24h 35m
Deal found 8/13![Air New Zealand logo]()
$1,553
This Air Canada deal was found by Cheapflights users on 8/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:40 pm -
2 stops28h 55m
Mon 10/56:05 am -
3 stops29h 43m
Deal found 8/14![Air Canada logo]()
$1,413
This Qatar Airways deal was found by Cheapflights users on 8/14. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:20 pm -
2 stops37h 50m
Wed 10/2110:45 pm -
1 stop29h 20m
Deal found 8/14![Qatar Airways logo]()
$1,424
This FlightHub deal was found by Cheapflights users on 8/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:20 pm -
3 stops48h 00m
Sat 10/176:05 am -
2 stops24h 38m
Deal found 8/15![Multiple Airlines logo]()
$1,450
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/233:25 pm -
2 stops24h 25m
Sun 9/69:15 am -
2 stops26h 40m
Deal found 8/14![Delta logo]()
$1,616
This Qatar Airways deal was found by Cheapflights users on 8/13. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/56:50 pm -
1 stop30h 40m
Sun 2/143:10 pm -
1 stop39h 20m
Deal found 8/13![Qatar Airways logo]()
$1,427
This Air Canada deal was found by Cheapflights users on 8/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:40 pm -
2 stops33h 25m
Mon 10/56:00 am -
3 stops32h 06m
Deal found 8/14![Multiple Airlines logo]()
$1,455
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:50 pm -
1 stop26h 00m
Wed 10/711:00 am -
1 stop22h 50m
Deal found 8/16![Delta logo]()
$1,643
This Bravofly deal was found by Cheapflights users on 8/13. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:03 pm -
2 stops30h 12m
Sun 10/46:05 pm -
2 stops41h 55m
Deal found 8/13![Qantas Airways logo]()
$1,900
This Qatar Airways deal was found by Cheapflights users on 8/15. 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.
Tue 9/297:20 pm -
1 stop34h 15m
Tue 10/63:30 pm -
2 stops36h 35m
Deal found 8/15![Qatar Airways logo]()
$1,433
This lol.travel deal was found by Cheapflights users on 8/12. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:45 pm -
2 stops24h 55m
Sat 10/36:55 pm -
2 stops34h 18m
Deal found 8/12![Multiple Airlines logo]()
$1,457
This Air Canada deal was found by Cheapflights users on 8/15. 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 9/293:40 pm -
2 stops41h 00m
Tue 10/610:55 pm -
2 stops34h 11m
Deal found 8/15![Air Canada logo]()
$1,611
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:40 pm -
1 stop21h 10m
Wed 9/1610:00 am -
1 stop28h 31m
Deal found 8/12![Delta logo]()
$1,643
This BusinessClass deal was found by Cheapflights users on 8/12. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:40 pm -
3 stops51h 40m
Sat 10/31:55 pm -
2 stops46h 36m
Deal found 8/12![Air New Zealand logo]()
$1,902
This Qatar Airways deal was found by Cheapflights users on 8/14. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:50 pm -
1 stop35h 30m
Sun 11/156:50 pm -
2 stops36h 40m
Deal found 8/14![Qatar Airways logo]()
$1,447
This Qantas Airways deal was found by Cheapflights users on 8/13. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:03 pm -
2 stops24h 07m
Sun 10/41:55 pm -
2 stops25h 35m
Deal found 8/13![Qantas Airways logo]()
$1,939
This Air Canada deal was found by Cheapflights users on 8/13. 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.
Fri 9/113:40 pm -
2 stops31h 40m
Fri 9/188:55 pm -
2 stops32h 48m
Deal found 8/13![Multiple Airlines logo]()
$1,463
This lol.travel deal was found by Cheapflights users on 8/13. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:15 pm -
3 stops30h 20m
Mon 9/146:40 pm -
3 stops40h 08m
Deal found 8/13![Air Canada logo]()
$1,658
Last-minute flights from O'Hare Intl to AustraliaDiscover last-minute flight deals from O'Hare Intl to Australia. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Australia. Data last updated August 17, 2026 and is based on user searches.
This lol.travel deal was found by Cheapflights users on 8/12. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/303:40 pm -
1 stop24h 40m
Sun 9/139:20 am -
1 stop20h 23m
Deal found 8/12![Air Canada logo]()
$1,247
This Trip.com deal was found by Cheapflights users on 8/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:20 am -
2 stops31h 10m
Tue 9/89:10 am -
1 stop36h 07m
Deal found 8/12![Multiple Airlines logo]()
$1,250
This Vliegwinkel deal was found by Cheapflights users on 8/12. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:20 pm -
1 stop31h 10m
Mon 9/2110:10 pm -
1 stop31h 55m
Deal found 8/12![Qatar Airways logo]()
$1,254
This FlightHub deal was found by Cheapflights users on 8/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:20 pm -
1 stop31h 10m
Wed 9/3010:10 pm -
1 stop31h 55m
Deal found 8/13![Multiple Airlines logo]()
$1,262
This Justfly.com deal was found by Cheapflights users on 8/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:20 pm -
1 stop31h 10m
Thu 10/110:10 pm -
1 stop31h 55m
Deal found 8/13![Multiple Airlines logo]()
$1,265
This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:30 am -
2 stops33h 35m
Wed 9/235:50 pm -
2 stops26h 48m
Deal found 8/13![Multiple Airlines logo]()
$1,222
This Trip.com deal was found by Cheapflights users on 8/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:30 am -
2 stops33h 35m
Wed 10/1410:10 am -
2 stops30h 14m
Deal found 8/16![Multiple Airlines logo]()
$1,243
This Trip.com deal was found by Cheapflights users on 8/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:30 am -
2 stops33h 35m
Wed 9/239:10 am -
2 stops30h 13m
Deal found 8/16![Multiple Airlines logo]()
$1,245
This Trip.com deal was found by Cheapflights users on 8/15. 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 9/236:30 am -
3 stops38h 30m
Wed 9/301:25 pm -
3 stops34h 55m
Deal found 8/15![Multiple Airlines logo]()
$1,092
This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:30 am -
3 stops48h 55m
Sun 10/43:25 pm -
3 stops48h 58m
Deal found 8/13![Multiple Airlines logo]()
$1,239
This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:26 am -
3 stops33h 09m
Mon 10/511:50 am -
3 stops39h 01m
Deal found 8/13![Multiple Airlines logo]()
$1,078
This Trip.com deal was found by Cheapflights users on 8/15. 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.
Tue 9/296:20 am -
2 stops34h 10m
Tue 10/610:10 am -
2 stops41h 41m
Deal found 8/15![Multiple Airlines logo]()
$1,257
One-way flights from O'Hare Intl to AustraliaSearch for one-way flight options from O'Hare Intl to Australia. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
Search for one-way flight options from O'Hare Intl to Australia. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:01 pm -
1 stop42h 24m
Deal found 8/16![Multiple Airlines logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:01 pm -
1 stop43h 29m
Deal found 8/16![Multiple Airlines logo]()
$591
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:35 pm -
2 stops35h 50m
Deal found 8/16![Multiple Airlines logo]()
$593
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Sat 9/59:20 pm -
1 stop43h 10m
Deal found 8/12![Multiple Airlines logo]()
$597
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:01 pm -
2 stops30h 49m
Deal found 8/16![Multiple Airlines logo]()
$603
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:01 pm -
1 stop43h 29m
Deal found 8/16![Multiple Airlines logo]()
$605
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/302:35 pm -
2 stops54h 00m
Deal found 8/16![Multiple Airlines logo]()
$605
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 10/2812:15 pm -
2 stops39h 10m
Deal found 8/15![Multiple Airlines logo]()
$632
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:01 pm -
3 stops58h 49m
Deal found 8/16![Multiple Airlines logo]()
$647
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Thu 10/292:46 pm -
2 stops48h 04m
Deal found 8/17![Multiple Airlines logo]()
$651
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Sat 9/266:30 am -
2 stops33h 15m
Deal found 8/12![Multiple Airlines logo]()
$652
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 2/72:35 pm -
2 stops54h 15m
Deal found 8/14![Multiple Airlines logo]()
$659
Find flight deals from O'Hare Intl to Australia
Keep the following information in mind while searching for O'Hare Intl to Australia flight deals. Data was last updated August 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,078 (Trip.com) |
One-way from | $590 (Kiwi.com) |
Popular in | September |
Cheapest in | February |
Average price | $1,465 |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Australia 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 August 17, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Australia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoCanberra
ORD Chicago O'Hare Intl - CBR Canberra
ORDCBR
Chicago O'Hare Intl
Tue 9/29
8:49 am-10:50 am
2 stops35h 01m
Canberra
Tue 10/6
6:35 am-2:43 pm
2 stops24h 08m
$1,332
ChicagoAdelaide
ORD Chicago O'Hare Intl - ADL Adelaide
ORDADL
Chicago O'Hare Intl
Tue 9/29
3:40 pm-11:50 am
2 stops29h 40m
Adelaide
Tue 10/6
6:00 am-8:06 pm
2 stops29h 36m
$1,378
ChicagoBrisbane
ORD Chicago O'Hare Intl - BNE Brisbane
ORDBNE
Chicago O'Hare Intl
Sun 1/31
6:50 pm-5:30 pm
1 stop30h 40m
Brisbane
Sun 2/14
3:10 pm-2:30 pm
1 stop39h 20m
$1,387
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Tue 9/1
6:54 pm-6:50 pm
2 stops32h 56m
Sydney Kingsford Smith
Tue 9/8
8:45 pm-7:21 pm
2 stops37h 36m
$1,398
ChicagoCanberra
ORD Chicago O'Hare Intl - CBR Canberra
ORDCBR
Chicago O'Hare Intl
Sun 9/27
3:40 pm-11:35 am
2 stops28h 55m
Canberra
Sun 10/4
7:05 am-2:43 pm
2 stops23h 38m
$1,405
ChicagoBrisbane
ORD Chicago O'Hare Intl - BNE Brisbane
ORDBNE
Chicago O'Hare Intl
Fri 2/5
6:50 pm-5:05 am
2 stops42h 15m
Brisbane
Wed 2/17
3:10 pm-2:30 pm
1 stop39h 20m
$1,410
ChicagoCanberra
ORD Chicago O'Hare Intl - CBR Canberra
ORDCBR
Chicago O'Hare Intl
Mon 9/28
3:40 pm-11:35 am
2 stops28h 55m
Canberra
Mon 10/5
6:05 am-7:48 pm
3 stops29h 43m
$1,413
ChicagoPerth
ORD Chicago O'Hare Intl - PER Perth
ORDPER
Chicago O'Hare Intl
Mon 10/12
7:20 pm-10:10 pm
2 stops37h 50m
Perth
Wed 10/21
10:45 pm-3:05 pm
1 stop29h 20m
$1,424
ChicagoBrisbane
ORD Chicago O'Hare Intl - BNE Brisbane
ORDBNE
Chicago O'Hare Intl
Fri 2/5
6:50 pm-5:30 pm
1 stop30h 40m
Brisbane
Sun 2/14
3:10 pm-2:30 pm
1 stop39h 20m
$1,427
ChicagoPerth
ORD Chicago O'Hare Intl - PER Perth
ORDPER
Chicago O'Hare Intl
Tue 9/29
7:20 pm-6:35 pm
1 stop34h 15m
Perth
Tue 10/6
3:30 pm-3:05 pm
2 stops36h 35m
$1,433
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to Australia
Have a flexible travel schedule? Discover the best time to fly to Australia from O'Hare Intl with our price prediction graph.
ORD-BNE
ORD-MEL
ORD-SYD
ORD-CBR
ORD-HBA
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 O'Hare Intl Airport to Australia
ORD-AU0
ORD-BNE
ORD-MEL
ORD-SYD
ORD-CBR
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Australia?
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Australia (average of $1,272). Flying from Chicago O'Hare Intl Airport to Australia in December is currently the most expensive (average of $1,769). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Australia?
The price you pay for your flight from Chicago O'Hare Intl Airport to Australia may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Australia
Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated August 17, 2026.
Peruse reviews from past customers who have flown with Air New Zealand,Qantas Airways, andUnited Airlines from Chicago O'Hare Intl Airport to Australia 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.
Comfort
7.9
Entertainment
7.4
Overall
8.0
Boarding
8.2
Crew
8.5
Food
7.4
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
Comfort
7.9
Entertainment
7.4
Overall
8.0
Boarding
8.2
Crew
8.5
Food
7.4
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
Comfort
7.9
Entertainment
7.4
Overall
8.0
Boarding
8.2
Crew
8.5
Food
7.4
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
Comfort
7.9
Entertainment
7.4
Overall
8.0
Boarding
8.2
Crew
8.5
Food
7.4
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
Comfort
7.9
Entertainment
7.4
Overall
8.0
Boarding
8.2
Crew
8.5
Food
7.4
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
Comfort
7.9
Entertainment
7.4
Overall
8.0
Boarding
8.2
Crew
8.5
Food
7.4
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Australia. 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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top regions
Alternative routes for O'Hare Intl to Australia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Australia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from O'Hare Intl to Australia by cabin class
Find flights from O'Hare Intl to Australia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
O'Hare Intl and Australia flights
Browse other O'Hare Intl and Australia flight options. Last updated on August 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Australia regions
Consider these flights traveling to Australia regions.
Top 10 airlines flying from O'Hare Intl to Australia
Discover the top 10 airlines that operate flights from O'Hare Intl to Australia. 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 August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$261 | Average$1,320 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$649 | Average$1,300 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$716 | Average$1,169 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$837 | Average$1,574 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$839 | Average$1,561 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$870 | Average$1,708 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,209 | Average$1,288 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,264 | Average$1,564 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$1,391 | Average$1,698 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,560 | Average$2,003 | FlexibilityNo cancel fee | On-time72% |