$580+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SYD
Nov 21 — Nov 281
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 22, 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 22, 2026.
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:40 am -
2 stops32h 05m
Wed 11/410:45 am -
1 stop19h 52m
Deal found 10/20![Air Canada logo]()
$1,069
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/163:30 pm -
2 stops30h 05m
Mon 11/237:10 am -
2 stops24h 27m
Deal found 10/19![Air Canada logo]()
$1,070
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:05 am -
2 stops33h 40m
Thu 11/2610:45 am -
2 stops22h 25m
Deal found 10/19![Air Canada logo]()
$1,072
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/163:30 pm -
2 stops28h 10m
Mon 11/238:10 am -
2 stops23h 27m
Deal found 10/19![Multiple Airlines logo]()
$1,080
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:30 pm -
2 stops31h 45m
Sun 12/68:00 am -
2 stops23h 37m
Deal found 10/21![Multiple Airlines logo]()
$1,102
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.
Sun 11/83:30 pm -
2 stops30h 05m
Thu 11/197:10 am -
2 stops24h 27m
Deal found 10/20![Air Canada logo]()
$1,108
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:49 am -
2 stops35h 46m
Tue 11/178:10 am -
2 stops23h 27m
Deal found 10/22![Air Canada logo]()
$1,109
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:30 pm -
2 stops30h 05m
Sun 12/67:30 am -
2 stops24h 07m
Deal found 10/20![Air Canada logo]()
$1,112
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:00 am -
3 stops32h 15m
Sat 12/1211:40 am -
3 stops38h 52m
Deal found 10/21![Multiple Airlines logo]()
$1,134
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.
Wed 11/253:25 pm -
1 stop22h 25m
Wed 12/21:10 pm -
1 stop19h 49m
Deal found 10/21![Qantas Airways logo]()
$1,168
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:29 am -
1 stop29h 21m
Wed 12/21:10 pm -
2 stops22h 49m
Deal found 10/21![American Airlines logo]()
$1,190
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/232:32 pm -
1 stop25h 58m
Wed 12/210:40 am -
1 stop29h 19m
Deal found 10/21![Delta logo]()
$1,195
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 22, 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 22, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:40 pm -
2 stops42h 20m
Tue 12/2210:10 am -
2 stops28h 50m
Deal found 10/20![Delta logo]()
$1,254
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/313:40 pm -
2 stops30h 45m
Sun 4/49:20 pm -
2 stops31h 45m
Deal found 10/19![Air Canada logo]()
$1,275
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.
Wed 11/254:20 pm -
2 stops23h 10m
Thu 12/37:05 am -
2 stops23h 30m
Deal found 10/21![United Airlines logo]()
$1,276
This Philippine Airlines 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:56 pm -
2 stops68h 24m
Mon 11/168:35 am -
1 stop22h 20m
Deal found 10/17![Multiple Airlines logo]()
$1,320
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.
Sun 11/15:30 am -
2 stops34h 25m
Sat 11/73:00 pm -
2 stops46h 22m
Deal found 10/17![Air New Zealand logo]()
$1,339
This Qantas Airways 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/121:37 pm -
2 stops30h 58m
Sun 6/204:55 pm -
2 stops39h 48m
Deal found 10/21![Qantas Airways logo]()
$1,374
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.
Wed 11/186:50 pm -
1 stop33h 55m
Wed 11/2512:20 pm -
2 stops40h 10m
Deal found 10/20![Qatar Airways logo]()
$1,411
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/287:40 am -
3 stops29h 45m
Sat 2/1311:15 am -
3 stops29h 44m
Deal found 10/20![Alaska Airlines logo]()
$1,460
This Turkish Airlines 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 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 10/18![Turkish Airlines logo]()
$1,490
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/317:20 pm -
1 stop30h 00m
Sun 4/49:40 pm -
1 stop31h 55m
Deal found 10/19![JetBlue logo]()
$1,494
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:10 pm -
1 stop26h 45m
Fri 12/1112:25 am -
1 stop26h 05m
Deal found 10/21![Cathay Pacific logo]()
$2,012
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/311:25 pm -
2 stops31h 15m
Sun 4/48:00 pm -
2 stops41h 59m
Deal found 10/20![United Airlines logo]()
$1,290
This Philippine Airlines 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:04 pm -
2 stops41h 26m
Fri 11/209:20 am -
1 stop24h 35m
Deal found 10/17![Multiple Airlines logo]()
$1,336
This Qantas Airways 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/263:25 pm -
2 stops30h 10m
Wed 12/99:15 am -
2 stops26h 49m
Deal found 10/21![Qantas Airways logo]()
$1,405
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:30 pm -
1 stop25h 15m
Sat 11/2110:45 am -
1 stop25h 14m
Deal found 10/17![Air Canada logo]()
$1,420
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 11/2310:25 am -
1 stop29h 05m
Thu 12/311:20 am -
1 stop25h 20m
Deal found 10/21![United Airlines logo]()
$1,323
This Turkish Airlines 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/88:15 pm -
2 stops54h 10m
Fri 2/129:35 pm -
2 stops53h 25m
Deal found 10/17![Turkish Airlines logo]()
$1,521
This Qantas Airways 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:02 pm -
2 stops30h 28m
Wed 12/99:15 am -
2 stops26h 49m
Deal found 10/21![Multiple Airlines logo]()
$1,403
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/227:10 pm -
2 stops43h 50m
Thu 1/1410:10 am -
1 stop20h 37m
Deal found 10/20![Delta logo]()
$1,571
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/58:00 am -
3 stops29h 25m
Mon 3/1511:15 am -
3 stops28h 44m
Deal found 10/20![Alaska Airlines logo]()
$1,582
This Qatar Airways 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/317:20 pm -
2 stops33h 55m
Sun 4/49:40 pm -
1 stop31h 55m
Deal found 10/19![Qatar Airways logo]()
$1,594
This Qantas 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/143:59 pm -
2 stops25h 06m
Thu 2/184:45 pm -
2 stops40h 07m
Deal found 10/20![Qantas Airways logo]()
$1,452
This United 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 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 16m
Deal found 10/19![United Airlines logo]()
$1,387
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/185:25 pm -
3 stops46h 00m
Sun 3/2811:10 am -
3 stops43h 05m
Deal found 10/19![KLM logo]()
$3,451
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/141:57 pm -
3 stops36h 43m
Sat 2/206:00 am -
2 stops25h 02m
Deal found 10/20![Multiple Airlines logo]()
$1,433
This Air Canada 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 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 10/19![Air Canada logo]()
$1,583
This Qatar Airways 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/286:50 pm -
2 stops59h 10m
Wed 12/169:55 pm -
1 stop32h 35m
Deal found 10/19![Qatar Airways logo]()
$1,631
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.
Sun 12/63:25 pm -
2 stops28h 40m
Sun 12/1311:40 am -
2 stops45h 25m
Deal found 10/22![Qantas Airways logo]()
$1,531
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/172:22 pm -
3 stops27h 48m
Tue 11/248:50 am -
3 stops30h 10m
Deal found 10/18![Air New Zealand logo]()
$1,893
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/153:00 pm -
2 stops26h 30m
Sat 11/2812:45 pm -
2 stops29h 14m
Deal found 10/20![United Airlines logo]()
$1,433
Last-minute flights from O'Hare Intl to AustraliaDiscover last-minute flight deals from O'Hare Intl to Australia. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Australia. Data last updated October 22, 2026 and is based on user searches.
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:40 am -
2 stops32h 05m
Wed 11/410:45 am -
1 stop19h 52m
Deal found 10/20![Air Canada logo]()
$1,069
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:05 am -
2 stops33h 40m
Thu 11/2610:45 am -
2 stops22h 25m
Deal found 10/19![Air Canada logo]()
$1,072
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.
Sun 11/83:30 pm -
2 stops30h 05m
Thu 11/197:10 am -
2 stops24h 27m
Deal found 10/20![Air Canada logo]()
$1,108
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:49 am -
2 stops35h 46m
Tue 11/178:10 am -
2 stops23h 27m
Deal found 10/22![Air Canada logo]()
$1,109
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:30 pm -
2 stops31h 45m
Sun 12/68:00 am -
2 stops23h 37m
Deal found 10/21![Multiple Airlines logo]()
$1,102
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:30 pm -
2 stops30h 05m
Sun 12/67:30 am -
2 stops24h 07m
Deal found 10/20![Air Canada logo]()
$1,112
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/163:30 pm -
2 stops30h 05m
Mon 11/237:10 am -
2 stops24h 27m
Deal found 10/19![Air Canada logo]()
$1,070
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/163:30 pm -
2 stops28h 10m
Mon 11/238:10 am -
2 stops23h 27m
Deal found 10/19![Multiple Airlines logo]()
$1,080
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/232:32 pm -
1 stop25h 58m
Wed 12/210:40 am -
1 stop29h 19m
Deal found 10/21![Delta logo]()
$1,195
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:17 pm -
2 stops45h 13m
Wed 12/210:40 am -
1 stop22h 35m
Deal found 10/21![Delta logo]()
$1,214
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.
Wed 11/253:25 pm -
1 stop22h 25m
Wed 12/21:10 pm -
1 stop19h 49m
Deal found 10/21![Qantas Airways logo]()
$1,168
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:29 am -
1 stop29h 21m
Wed 12/21:10 pm -
2 stops22h 49m
Deal found 10/21![American Airlines logo]()
$1,190
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 22, 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 22, 2026.
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/102:10 pm -
2 stops48h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$580
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/92:10 pm -
2 stops48h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$592
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/82:10 pm -
2 stops48h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$595
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:21 am -
2 stops31h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$615
This Philippine 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/85:00 am -
2 stops35h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$619
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.
Fri 2/265:40 am -
1 stop31h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$643
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/304:25 pm -
2 stops47h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$644
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:59 am -
2 stops28h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$647
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:21 am -
2 stops31h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$649
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:00 am -
2 stops28h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Alaska Airlines logo]()
$650
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/85:45 pm -
2 stops37h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$651
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:30 am -
2 stops30h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$657
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 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,033 (Priceline) |
One-way from | $580 (Kiwi.com) |
Popular in | September |
Cheapest in | February |
Average price | $1,603 |
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 22, 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
ChicagoPerth
ORD Chicago O'Hare Intl - PER Perth
ORDPER
Chicago O'Hare Intl
Tue 2/9
2:10 pm-4:45 am
2 stops48h 35m
Perth
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$592
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Mon 3/8
5:00 am-9:50 am
2 stops35h 50m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$619
ChicagoPerth
ORD Chicago O'Hare Intl - PER Perth
ORDPER
Chicago O'Hare Intl
Thu 4/8
5:45 pm-7:50 pm
2 stops37h 05m
Perth
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$651
ChicagoMelbourne
ORD Chicago O'Hare Intl - MEL Melbourne
ORDMEL
Chicago O'Hare Intl
Sat 11/14
9:04 pm-7:30 am
2 stops41h 26m
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
$681
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Wed 12/2
7:27 am-6:25 am
3 stops29h 58m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$685
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Tue 10/27
6:00 am-9:50 am
2 stops35h 50m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$686
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Sat 11/7
9:04 pm-9:50 am
2 stops43h 46m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$689
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Tue 11/17
7:20 am-6:25 am
3 stops30h 05m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$709
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Tue 11/10
7:20 am-6:25 am
3 stops30h 05m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$709
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-MEL
ORD-ADL
ORD-BNE
ORD-PER
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-MEL
ORD-ADL
ORD-BNE
ORD-PER
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 $1,197). Flying from Chicago O'Hare Intl Airport to Australia in December is currently the most expensive (average of $1,770). 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 22, 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.
Boarding
8.2
Comfort
7.9
Overall
8.0
Crew
8.5
Food
7.4
Entertainment
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Boarding
8.2
Comfort
7.9
Overall
8.0
Crew
8.5
Food
7.4
Entertainment
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Boarding
8.2
Comfort
7.9
Overall
8.0
Crew
8.5
Food
7.4
Entertainment
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Boarding
8.2
Comfort
7.9
Overall
8.0
Crew
8.5
Food
7.4
Entertainment
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Boarding
8.2
Comfort
7.9
Overall
8.0
Crew
8.5
Food
7.4
Entertainment
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Boarding
8.2
Comfort
7.9
Overall
8.0
Crew
8.5
Food
7.4
Entertainment
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
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
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 October 22, 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 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$237 | Average$1,376 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$712 | Average$1,258 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$716 | Average$819 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$837 | Average$1,567 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$837 | Average$1,604 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$870 | Average$1,585 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,209 | Average$1,270 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,217 | Average$1,634 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$1,218 | Average$1,617 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,560 | Average$1,973 | FlexibilityNo cancel fee | On-time72% |