$591+ Cheap flights from O'Hare Intl (ORD) to Australia
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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SYD
Nov 27 — Dec 41
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl to Australia with Cheapflights
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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 October 28, 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 October 28, 2026.
This Air Canada deal was found by Cheapflights users on 10/24. 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 10/263:30 pm -
1 stop25h 15m
Sun 11/810:45 am -
1 stop25h 14m
Deal found 10/24![Air Canada logo]()
$1,033
This Air Canada deal was found by Cheapflights users on 10/22. 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.
Sun 10/253:30 pm -
1 stop25h 15m
Sun 11/810:45 am -
1 stop25h 14m
Deal found 10/22![Air Canada logo]()
$1,034
This FlightHub deal was found by Cheapflights users on 10/23. 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.
Mon 11/238:49 am -
2 stops35h 46m
Tue 12/88:00 am -
2 stops23h 37m
Deal found 10/23![Multiple Airlines logo]()
$1,102
This FlightHub deal was found by Cheapflights users on 10/23. 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 11/223:30 pm -
2 stops29h 05m
Tue 12/88:00 am -
2 stops23h 37m
Deal found 10/23![Air Canada logo]()
$1,107
This Air Canada deal was found by Cheapflights users on 10/23. 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 10/248:40 am -
2 stops32h 05m
Sat 10/319:45 am -
1 stop25h 16m
Deal found 10/23![Air Canada logo]()
$1,108
This Air Canada deal was found by Cheapflights users on 10/25. 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 11/143:30 pm -
2 stops29h 45m
Sun 12/67:10 pm -
2 stops36h 27m
Deal found 10/25![Air Canada logo]()
$1,113
This Priceline deal was found by Cheapflights users on 10/23. 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.
Wed 11/48:40 am -
2 stops32h 05m
Wed 11/2510:45 am -
1 stop25h 14m
Deal found 10/23![Air Canada logo]()
$1,126
This FlightHub deal was found by Cheapflights users on 10/26. 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 11/289:35 am -
2 stops31h 10m
Sun 12/610:45 am -
2 stops22h 15m
Deal found 10/26![Air Canada logo]()
$1,128
This FlightHub deal was found by Cheapflights users on 10/25. 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.
Fri 11/63:30 pm -
2 stops34h 35m
Sun 11/158:10 am -
2 stops28h 49m
Deal found 10/25![Multiple Airlines logo]()
$1,137
This Justfly.com deal was found by Cheapflights users on 10/23. 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 11/83:30 pm -
2 stops29h 45m
Thu 11/198:10 am -
2 stops23h 27m
Deal found 10/23![Multiple Airlines logo]()
$1,139
This KAYAK deal was found by Cheapflights users on 10/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:30 pm -
2 stops36h 55m
Wed 11/116:05 am -
2 stops25h 32m
Deal found 10/25![Multiple Airlines logo]()
$1,152
This Air Canada deal was found by Cheapflights users on 10/24. 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 11/143:30 pm -
2 stops28h 10m
Sun 12/67:10 pm -
2 stops36h 27m
Deal found 10/24![Multiple Airlines logo]()
$1,158
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 October 28, 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 October 28, 2026.
This United Airlines deal was found by Cheapflights users on 10/24. 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 11/149:57 pm -
1 stop43h 33m
Sun 12/612:45 pm -
1 stop25h 30m
Deal found 10/24![United Airlines logo]()
$1,264
This Delta deal was found by Cheapflights users on 10/23. 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.
Thu 11/197:45 am -
1 stop31h 15m
Thu 11/2610:10 am -
1 stop22h 33m
Deal found 10/23![Delta logo]()
$1,300
This oojo deal was found by Cheapflights users on 10/24. 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.
Fri 2/123:18 pm -
2 stops26h 27m
Sun 6/204:55 pm -
2 stops37h 54m
Deal found 10/24![Qantas Airways logo]()
$1,334
This KAYAK deal was found by Cheapflights users on 10/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am -
2 stops32h 45m
Wed 11/188:55 am -
2 stops31h 04m
Deal found 10/23![Air New Zealand logo]()
$1,349
This Qatar Airways deal was found by Cheapflights users on 10/27. 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 2/206:50 pm -
2 stops33h 50m
Sun 3/75:10 pm -
1 stop38h 20m
Deal found 10/27![Qatar Airways logo]()
$1,449
This Air Canada deal was found by Cheapflights users on 10/25. 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 1/183:35 pm -
2 stops33h 45m
Sun 1/246:00 am -
3 stops30h 40m
Deal found 10/25![Multiple Airlines logo]()
$1,497
This Turkish Airlines deal was found by Cheapflights users on 10/23. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/1511:45 am -
2 stops38h 40m
Tue 1/269:35 pm -
2 stops37h 45m
Deal found 10/23![Turkish Airlines logo]()
$1,588
This Air Canada deal was found by Cheapflights users on 10/25. 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 2/89:22 pm -
3 stops53h 23m
Fri 2/128:25 pm -
2 stops35h 07m
Deal found 10/25![Air Canada logo]()
$1,939
This FlightHub deal was found by Cheapflights users on 10/24. 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 12/62:10 pm -
1 stop26h 45m
Wed 12/168:30 am -
1 stop42h 00m
Deal found 10/24![Cathay Pacific logo]()
$1,949
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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.
Fri 1/157:40 am -
3 stops29h 45m
Tue 1/2611:15 am -
3 stops29h 44m
Deal found 10/23![Alaska Airlines logo]()
$2,037
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Fri 11/136:20 pm -
1 stop22h 00m
Sat 11/2111:50 am -
1 stop19h 59m
Deal found 10/25![United Airlines logo]()
$1,300
This oojo deal was found by Cheapflights users on 10/22. 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 12/74:00 pm -
2 stops26h 30m
Mon 12/146:25 am -
2 stops28h 04m
Deal found 10/22![Qantas Airways logo]()
$1,420
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Thu 11/261:30 pm -
1 stop26h 50m
Thu 12/311:50 am -
1 stop19h 49m
Deal found 10/25![United Airlines logo]()
$1,300
This KAYAK deal was found by Cheapflights users on 10/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:45 am -
2 stops30h 00m
Wed 11/258:55 am -
2 stops31h 32m
Deal found 10/25![Air New Zealand logo]()
$1,448
This Qatar Airways deal was found by Cheapflights users on 10/23. 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 11/276:50 pm -
1 stop33h 55m
Fri 12/1112:20 pm -
2 stops40h 10m
Deal found 10/23![Qatar Airways logo]()
$1,453
This Qantas Airways deal was found by Cheapflights users on 10/24. 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 2/123:25 pm -
2 stops26h 20m
Sun 6/202:20 pm -
3 stops30h 19m
Deal found 10/24![Multiple Airlines logo]()
$1,509
This Delta deal was found by Cheapflights users on 10/25. 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 12/92:25 pm -
1 stop26h 05m
Wed 12/1610:40 am -
1 stop22h 35m
Deal found 10/25![Delta logo]()
$1,569
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/283:00 pm -
2 stops24h 30m
Sun 12/611:20 am -
2 stops29h 30m
Deal found 10/23![United Airlines logo]()
$1,303
This Qatar Airways deal was found by Cheapflights users on 10/26. 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 1/186:50 pm -
2 stops46h 30m
Sun 1/313:10 pm -
1 stop39h 20m
Deal found 10/26![Qatar Airways logo]()
$1,457
This KAYAK deal was found by Cheapflights users on 10/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:45 pm -
1 stop32h 35m
Tue 12/1510:40 pm -
1 stop33h 00m
Deal found 10/25![Emirates logo]()
$3,239
This FlightHub deal was found by Cheapflights users on 10/25. 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 11/146:00 am -
2 stops32h 45m
Fri 11/278:55 am -
2 stops33h 04m
Deal found 10/25![Air New Zealand logo]()
$1,518
This Turkish Airlines deal was found by Cheapflights users on 10/27. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/611:45 am -
2 stops40h 00m
Wed 1/2010:35 pm -
2 stops52h 25m
Deal found 10/27![Turkish Airlines logo]()
$1,681
This KLM deal was found by Cheapflights users on 10/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/104:25 pm -
3 stops46h 00m
Sat 1/3011:10 am -
3 stops44h 15m
Deal found 10/27![KLM logo]()
$3,453
This Qatar Airways deal was found by Cheapflights users on 10/27. 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 1/246:50 pm -
1 stop41h 55m
Sun 2/76:50 pm -
2 stops36h 40m
Deal found 10/27![Qatar Airways logo]()
$1,458
This FlightHub deal was found by Cheapflights users on 10/25. 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.
Fri 1/13:10 pm -
2 stops26h 35m
Fri 1/154:55 pm -
2 stops43h 57m
Deal found 10/25![Qantas Airways logo]()
$1,640
This United Airlines deal was found by Cheapflights users on 10/22. 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 2/810:42 am -
2 stops33h 58m
Fri 2/129:20 pm -
2 stops34h 15m
Deal found 10/22![United Airlines logo]()
$1,389
This KAYAK deal was found by Cheapflights users on 10/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/242:30 pm -
2 stops48h 15m
Fri 12/118:55 am -
2 stops32h 55m
Deal found 10/26![Air New Zealand logo]()
$1,572
This Delta deal was found by Cheapflights users on 10/26. 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 11/156:28 pm -
1 stop21h 02m
Sun 11/2910:40 am -
1 stop19h 57m
Deal found 10/26![Delta logo]()
$1,751
This Qatar Airways deal was found by Cheapflights users on 10/27. 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 1/196:50 pm -
1 stop41h 55m
Tue 2/96:50 pm -
2 stops36h 40m
Deal found 10/27![Qatar Airways logo]()
$1,467
This Turkish Airlines deal was found by Cheapflights users on 10/25. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/288:15 pm -
2 stops31h 30m
Wed 1/610:35 pm -
2 stops52h 25m
Deal found 10/25![Turkish Airlines logo]()
$1,844
Last-minute flights from O'Hare Intl to AustraliaDiscover last-minute flight deals from O'Hare Intl to Australia. Data last updated October 28, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Australia. Data last updated October 28, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 10/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:30 pm -
2 stops36h 55m
Wed 11/116:05 am -
2 stops25h 32m
Deal found 10/25![Multiple Airlines logo]()
$1,152
This Air Canada deal was found by Cheapflights users on 10/23. 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 11/48:40 am -
2 stops32h 05m
Wed 11/2510:45 am -
2 stops46h 25m
Deal found 10/23![Air Canada logo]()
$1,126
This FlightHub deal was found by Cheapflights users on 10/25. 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.
Fri 11/63:30 pm -
2 stops34h 35m
Sun 11/158:10 am -
2 stops28h 49m
Deal found 10/25![Multiple Airlines logo]()
$1,137
This Justfly.com deal was found by Cheapflights users on 10/23. 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 11/83:30 pm -
2 stops29h 45m
Thu 11/198:10 am -
2 stops23h 27m
Deal found 10/23![Multiple Airlines logo]()
$1,139
This FlightHub deal was found by Cheapflights users on 10/23. 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.
Wed 11/118:49 am -
2 stops40h 16m
Mon 11/238:10 am -
2 stops23h 27m
Deal found 10/23![Multiple Airlines logo]()
$1,097
This Air Canada deal was found by Cheapflights users on 10/25. 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 11/143:30 pm -
2 stops29h 45m
Sun 12/67:10 pm -
2 stops36h 27m
Deal found 10/25![Air Canada logo]()
$1,113
This Air Canada deal was found by Cheapflights users on 10/24. 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 11/143:30 pm -
2 stops28h 10m
Sun 12/67:10 pm -
2 stops36h 27m
Deal found 10/24![Multiple Airlines logo]()
$1,158
This Air Canada deal was found by Cheapflights users on 10/24. 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 11/213:30 pm -
2 stops29h 45m
Fri 11/277:10 am -
2 stops24h 27m
Deal found 10/24![Air Canada logo]()
$1,168
This FlightHub deal was found by Cheapflights users on 10/23. 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 11/223:30 pm -
2 stops29h 05m
Tue 12/88:00 am -
2 stops23h 37m
Deal found 10/23![Air Canada logo]()
$1,107
This FlightHub deal was found by Cheapflights users on 10/23. 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.
Mon 11/238:49 am -
2 stops35h 46m
Tue 12/88:00 am -
2 stops23h 37m
Deal found 10/23![Multiple Airlines logo]()
$1,102
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 11/231:24 pm -
1 stop27h 06m
Mon 12/710:45 pm -
1 stop24h 20m
Deal found 10/23![American Airlines logo]()
$1,182
This FlightHub deal was found by Cheapflights users on 10/26. 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 11/289:35 am -
2 stops31h 10m
Sun 12/610:45 am -
2 stops22h 15m
Deal found 10/26![Air Canada logo]()
$1,128
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 October 28, 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 October 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 3/22:10 pm -
2 stops48h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$591
This Trip.com deal was found by Cheapflights users on 10/26. 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 3/12:10 pm -
2 stops47h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$592
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 3/32:10 pm -
2 stops48h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$595
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 2/87:30 am -
2 stops57h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$627
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 2/152:10 pm -
2 stops46h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$632
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 11/156:30 am -
2 stops30h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$650
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 12/16:00 am -
2 stops31h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Alaska Airlines logo]()
$651
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/165:15 pm -
2 stops44h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$655
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 2/282:10 pm -
2 stops47h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$655
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 12/19:13 am -
3 stops52h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$672
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/215:15 am -
2 stops56h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$675
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 2/14:25 pm -
3 stops46h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$678
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 October 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,033 (Air Canada) |
One-way from | $591 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,605 |
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 7,457,451 searches. Data last updated October 28, 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
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Tue 12/1
6:00 am-6:25 am
2 stops31h 25m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$651
ChicagoPerth
ORD Chicago O'Hare Intl - PER Perth
ORDPER
Chicago O'Hare Intl
Mon 2/1
4:25 pm-4:45 am
3 stops46h 20m
Perth
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$678
ChicagoMelbourne
ORD Chicago O'Hare Intl - MEL Melbourne
ORDMEL
Chicago O'Hare Intl
Wed 11/18
6:29 am-7:30 am
2 stops32h 01m
Melbourne
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$679
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Tue 11/10
6:29 am-9:50 am
2 stops34h 21m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$682
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Mon 11/2
5:30 am-9:50 am
2 stops35h 20m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$682
ChicagoBrisbane
ORD Chicago O'Hare Intl - BNE Brisbane
ORDBNE
Chicago O'Hare Intl
Wed 11/4
9:30 am-10:15 am
2 stops32h 45m
Brisbane
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$682
ChicagoBrisbane
ORD Chicago O'Hare Intl - BNE Brisbane
ORDBNE
Chicago O'Hare Intl
Sat 10/31
8:30 pm-10:15 am
2 stops46h 45m
Brisbane
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$682
ChicagoBrisbane
ORD Chicago O'Hare Intl - BNE Brisbane
ORDBNE
Chicago O'Hare Intl
Tue 11/24
6:40 am-10:15 am
2 stops35h 35m
Brisbane
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$682
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Sun 11/15
6:45 pm-9:50 am
2 stops46h 05m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$696
ChicagoCairns
ORD Chicago O'Hare Intl - CNS Cairns
ORDCNS
Chicago O'Hare Intl
Sun 2/28
2:10 pm-8:30 am
3 stops50h 20m
Cairns
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$696
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-SYD
ORD-PER
ORD-BNE
ORD-MEL
ORD-WSI
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-SYD
ORD-PER
ORD-BNE
ORD-MEL
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 $1,183). Flying from Chicago O'Hare Intl Airport to Australia in July is currently the most expensive (average of $1,892). 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 October 28, 2026.
Peruse reviews from past customers who have flown with Delta,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.
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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.
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Alternative routes for O'Hare Intl to Australia
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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 October 28, 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 7,457,451 searches. Data last updated October 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$237 | Average$1,320 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$712 | Average$1,260 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$716 | Average$819 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$837 | Average$1,571 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$837 | Average$1,708 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$870 | Average$1,594 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,209 | Average$1,270 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,217 | Average$1,605 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$1,218 | Average$1,618 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,560 | Average$1,890 | FlexibilityNo cancel fee | On-time72% |