$559+ Cheap flights from Australia to O'Hare Intl (ORD)
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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ORD
Jul 14 — Jul 211
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Australia to O'Hare IntlExplore the most affordable flight options available from Australia to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
Explore the most affordable flight options available from Australia to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:45 am
MEL
- ORD
2 stops30h 06m
American Airlines
Sun 8/97:00 am
ORD
- MEL
1 stop32h 45m
American Airlines
Deal found 6/12![American Airlines logo]()
$939
This American Airlines deal was found by Cheapflights users on 6/9. 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 6/109:45 am
MEL
- ORD
1 stop25h 10m
American Airlines
Sat 6/275:11 pm
ORD
- MEL
1 stop22h 34m
American Airlines
Deal found 6/9![American Airlines logo]()
$944
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/119:45 am
MEL
- ORD
1 stop34h 15m
American Airlines
Wed 6/248:55 pm
ORD
- MEL
1 stop42h 50m
American Airlines
Deal found 6/10![American Airlines logo]()
$945
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1910:55 am
MEL
- ORD
1 stop22h 40m
United Airlines
Wed 7/293:57 pm
ORD
- MEL
2 stops24h 33m
United Airlines
Deal found 6/10![United Airlines logo]()
$950
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/2110:55 am
MEL
- ORD
1 stop29h 04m
United Airlines
Sat 7/258:48 am
ORD
- MEL
2 stops32h 27m
United Airlines
Deal found 6/9![United Airlines logo]()
$953
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/310:55 am
MEL
- ORD
2 stops24h 19m
United Airlines
Wed 7/293:26 pm
ORD
- MEL
2 stops25h 04m
United Airlines
Deal found 6/9![United Airlines logo]()
$954
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/1410:55 am
MEL
- ORD
1 stop29h 04m
United Airlines
Tue 6/303:47 pm
ORD
- MEL
2 stops25h 28m
United Airlines
Deal found 6/9![United Airlines logo]()
$955
This Delta deal was found by Cheapflights users on 6/12. 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.
Fri 7/2410:00 am
MEL
- ORD
1 stop22h 35m
Delta
Sun 8/27:40 pm
ORD
- MEL
2 stops45h 10m
Delta
Deal found 6/12![Delta logo]()
$957
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1110:55 am
MEL
- ORD
2 stops24h 35m
United Airlines
Wed 6/243:26 pm
ORD
- MEL
1 stop25h 49m
United Airlines
Deal found 6/10![United Airlines logo]()
$958
This American Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:10 am
SYD
- ORD
2 stops23h 52m
American Airlines
Sat 10/313:00 pm
ORD
- SYD
2 stops25h 00m
American Airlines
Deal found 6/9![American Airlines logo]()
$1,057
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Thu 10/19:10 am
SYD
- ORD
2 stops24h 15m
American Airlines
Fri 10/166:02 pm
ORD
- SYD
1 stop20h 53m
American Airlines
Deal found 6/8![American Airlines logo]()
$1,063
This Trip.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:15 pm
SYD
- ORD
2 stops32h 02m
Multiple Airlines
Sat 8/19:28 am
ORD
- SYD
3 stops45h 42m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$1,067
Best flights from Australia to O'Hare IntlDiscover carefully curated flight deals from Australia to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
Discover carefully curated flight deals from Australia to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/310:55 am
MEL
- ORD
1 stop22h 40m
United Airlines
Wed 7/292:30 pm
ORD
- MEL
2 stops26h 45m
United Airlines
Deal found 6/9![United Airlines logo]()
$954
This Delta deal was found by Cheapflights users on 6/12. 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 7/1510:00 am
MEL
- ORD
2 stops26h 52m
Delta
Wed 7/298:52 am
ORD
- MEL
2 stops31h 58m
Delta
Deal found 6/12![Delta logo]()
$957
This American Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:10 am
SYD
- ORD
2 stops23h 52m
American Airlines
Sat 10/313:00 pm
ORD
- SYD
2 stops25h 00m
American Airlines
Deal found 6/9![American Airlines logo]()
$1,057
This Bravofly deal was found by Cheapflights users on 6/13. 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.
Mon 7/610:15 pm
BNE
- ORD
1 stop37h 55m
EVA Air
Thu 7/2312:30 am
ORD
- BNE
1 stop28h 30m
EVA Air
Deal found 6/13![EVA Air logo]()
$1,309
This Alaska Airlines deal was found by Cheapflights users on 6/13. 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.
Thu 7/168:45 pm
SYD
- ORD
2 stops37h 12m
Multiple Airlines
Wed 7/298:20 pm
ORD
- SYD
2 stops31h 30m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$1,376
This BYOjet deal was found by Cheapflights users on 6/13. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:15 pm
MEL
- ORD
2 stops35h 50m
Qatar Airways
Sat 10/104:45 pm
ORD
- MEL
2 stops33h 05m
Qatar Airways
Deal found 6/13![Qatar Airways logo]()
$1,488
This Bravofly deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/138:20 am
PER
- ORD
1 stop43h 00m
Cathay Pacific
Sun 7/264:00 pm
ORD
- PER
1 stop25h 50m
Cathay Pacific
Deal found 6/9![Cathay Pacific logo]()
$1,618
This Air Canada deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:00 am
BNE
- ORD
2 stops36h 51m
Air Canada
Thu 11/192:00 pm
ORD
- BNE
3 stops31h 30m
Air Canada
Deal found 6/11![Air Canada logo]()
$1,742
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2410:00 am
MEL
- ORD
1 stop22h 35m
Delta
Sun 8/27:40 pm
ORD
- MEL
2 stops45h 10m
Delta
Deal found 6/11![Delta logo]()
$957
This BYOjet deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:00 am
ADL
- ORD
2 stops31h 29m
Virgin Australia
Thu 7/162:30 pm
ORD
- ADL
2 stops30h 05m
Virgin Australia
Deal found 6/11![Virgin Australia logo]()
$2,186
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Thu 11/129:25 am
CNS
- ORD
2 stops37h 18m
American Airlines
Mon 11/1610:25 am
ORD
- CNS
2 stops32h 40m
American Airlines
Deal found 6/8![American Airlines logo]()
$1,120
This Trip.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:00 am
ADL
- ORD
2 stops24h 24m
Qantas Airways
Thu 10/86:03 pm
ORD
- ADL
2 stops26h 22m
Qantas Airways
Deal found 6/10![Qantas Airways logo]()
$2,273
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:15 am
SYD
- ORD
1 stop19h 32m
Delta
Sat 10/317:35 am
ORD
- SYD
1 stop31h 55m
Delta
Deal found 6/10![Delta logo]()
$1,123
This oojo deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/210:15 pm
BNE
- ORD
1 stop37h 55m
EVA Air
Sat 7/412:30 am
ORD
- BNE
1 stop28h 30m
EVA Air
Deal found 6/9![EVA Air logo]()
$1,346
This Cathay Pacific deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:20 pm
BNE
- ORD
1 stop40h 35m
Multiple Airlines
Thu 11/192:35 pm
ORD
- BNE
2 stops36h 10m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$1,457
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2410:55 am
MEL
- ORD
1 stop35h 21m
United Airlines
Wed 7/156:20 pm
ORD
- MEL
1 stop22h 55m
United Airlines
Deal found 6/12![United Airlines logo]()
$1,472
This SmartFares deal was found by Cheapflights users on 6/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:15 pm
BNE
- ORD
1 stop37h 55m
EVA Air
Sat 8/2212:30 am
ORD
- BNE
1 stop28h 30m
EVA Air
Deal found 6/13![EVA Air logo]()
$1,367
This Qatar Airways deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:50 pm
SYD
- ORD
1 stop39h 40m
Qatar Airways
Mon 11/96:50 pm
ORD
- SYD
1 stop43h 00m
Qatar Airways
Deal found 6/11![Qatar Airways logo]()
$1,666
This Delta deal was found by Cheapflights users on 6/9. 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 10/19:15 am
SYD
- ORD
1 stop19h 29m
Delta
Fri 10/96:30 pm
ORD
- SYD
1 stop21h 20m
Delta
Deal found 6/9![Delta logo]()
$1,391
This Cathay Pacific deal was found by Cheapflights users on 6/12. 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.
Tue 10/136:00 am
BNE
- ORD
2 stops46h 55m
Multiple Airlines
Tue 10/204:15 pm
ORD
- BNE
2 stops46h 05m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$1,531
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:00 am
OOL
- ORD
2 stops27h 15m
American Airlines
Sat 11/76:00 am
ORD
- OOL
2 stops40h 05m
American Airlines
Deal found 6/11![American Airlines logo]()
$1,540
This oojo deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3112:25 am
PER
- ORD
1 stop26h 30m
Cathay Pacific
Sat 11/212:35 pm
ORD
- PER
1 stop42h 20m
Cathay Pacific
Deal found 6/10![Cathay Pacific logo]()
$1,706
This Air Canada deal was found by Cheapflights users on 6/13. 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.
Sat 10/36:00 am
MEL
- ORD
3 stops42h 00m
Air Canada
Sat 10/102:15 pm
ORD
- MEL
3 stops29h 50m
Air Canada
Deal found 6/13![Air Canada logo]()
$1,750
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/249:30 am
SYD
- ORD
1 stop24h 35m
United Airlines
Mon 8/174:20 pm
ORD
- SYD
2 stops23h 40m
United Airlines
Deal found 6/11![United Airlines logo]()
$1,666
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:20 am
OOL
- ORD
2 stops28h 26m
American Airlines
Mon 11/166:00 am
ORD
- OOL
2 stops40h 05m
American Airlines
Deal found 6/10![American Airlines logo]()
$1,541
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:45 pm
SYD
- ORD
3 stops24h 35m
Multiple Airlines
Thu 7/308:20 pm
ORD
- SYD
2 stops31h 30m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$1,547
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1910:00 am
MEL
- ORD
2 stops23h 29m
Delta
Wed 7/298:27 am
ORD
- MEL
2 stops32h 23m
Delta
Deal found 6/10![Delta logo]()
$1,480
This Cathay Pacific deal was found by Cheapflights users on 6/12. 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.
Tue 11/310:25 am
OOL
- ORD
2 stops66h 30m
Cathay Pacific
Sat 11/72:35 pm
ORD
- OOL
2 stops51h 05m
Cathay Pacific
Deal found 6/12![Cathay Pacific logo]()
$1,796
This United Airlines deal was found by Cheapflights users on 6/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2410:20 am
SYD
- ORD
1 stop29h 41m
United Airlines
Tue 8/186:20 pm
ORD
- SYD
1 stop21h 35m
United Airlines
Deal found 6/13![United Airlines logo]()
$1,672
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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 8/258:45 pm
SYD
- ORD
3 stops24h 35m
Multiple Airlines
Tue 9/12:22 pm
ORD
- SYD
2 stops37h 28m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,576
Last-minute flights from Australia to O'Hare IntlDiscover last-minute flight deals from Australia to O'Hare Intl. Data last updated June 14, 2026 and is based on user searches.
Discover last-minute flight deals from Australia to O'Hare Intl. Data last updated June 14, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/129:30 am
SYD
- ORD
2 stops37h 22m
United Airlines
Sat 6/139:48 pm
ORD
- SYD
1 stop42h 07m
United Airlines
Deal found 6/9![United Airlines logo]()
$1,244
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Sat 6/139:45 am
MEL
- ORD
2 stops41h 50m
American Airlines
Mon 6/293:00 pm
ORD
- MEL
1 stop23h 00m
American Airlines
Deal found 6/9![American Airlines logo]()
$944
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/1410:55 am
MEL
- ORD
1 stop33h 58m
United Airlines
Thu 7/27:30 am
ORD
- MEL
1 stop33h 45m
United Airlines
Deal found 6/9![United Airlines logo]()
$955
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Sun 6/146:00 am
MEL
- ORD
2 stops24h 49m
American Airlines
Sat 6/2710:00 am
ORD
- MEL
2 stops29h 45m
American Airlines
Deal found 6/9![American Airlines logo]()
$966
This Delta deal was found by Cheapflights users on 6/9. 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 6/1910:00 am
MEL
- ORD
2 stops45h 56m
Delta
Fri 7/242:42 pm
ORD
- MEL
1 stop26h 08m
Delta
Deal found 6/9![Delta logo]()
$961
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/2110:55 am
MEL
- ORD
1 stop29h 04m
United Airlines
Sat 7/258:48 am
ORD
- MEL
2 stops32h 27m
United Airlines
Deal found 6/9![United Airlines logo]()
$953
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/310:55 am
MEL
- ORD
2 stops24h 19m
United Airlines
Wed 7/293:26 pm
ORD
- MEL
2 stops25h 04m
United Airlines
Deal found 6/9![United Airlines logo]()
$954
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:50 pm
SYD
- ORD
1 stop27h 27m
Multiple Airlines
Wed 7/296:00 am
ORD
- SYD
2 stops34h 30m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$1,265
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1910:55 am
MEL
- ORD
1 stop22h 40m
United Airlines
Wed 7/293:57 pm
ORD
- MEL
2 stops24h 33m
United Airlines
Deal found 6/10![United Airlines logo]()
$950
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2410:00 am
MEL
- ORD
2 stops28h 53m
Delta
Sun 8/27:40 pm
ORD
- MEL
2 stops45h 10m
Delta
Deal found 6/11![Delta logo]()
$957
This Trip.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:15 pm
SYD
- ORD
2 stops32h 02m
Multiple Airlines
Sat 8/19:28 am
ORD
- SYD
3 stops45h 42m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$1,067
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:45 am
MEL
- ORD
2 stops30h 06m
American Airlines
Sun 8/97:00 am
ORD
- MEL
1 stop32h 45m
American Airlines
Deal found 6/12![American Airlines logo]()
$939
One-way flights from Australia to O'Hare IntlSearch for one-way flight options from Australia to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
Search for one-way flight options from Australia to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:20 am
SYD
- ORD
3 stops36h 57m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$559
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:00 am
SYD
- ORD
3 stops39h 17m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$577
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Fri 7/248:45 pm
SYD
- ORD
3 stops48h 32m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$581
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:20 am
SYD
- ORD
3 stops37h 57m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$619
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 9/77:20 am
SYD
- ORD
3 stops37h 59m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$627
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:15 am
SYD
- ORD
2 stops27h 43m
Delta
Deal found 6/11![Delta logo]()
$630
This Delta deal was found by Cheapflights users on 6/8. 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 9/79:15 am
SYD
- ORD
2 stops27h 15m
Delta
Deal found 6/8![Delta logo]()
$633
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/53:15 pm
SYD
- ORD
3 stops54h 02m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$638
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 9/59:40 am
MEL
- ORD
3 stops35h 39m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$640
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:45 am
MEL
- ORD
3 stops36h 34m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$643
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Sun 9/610:00 pm
SYD
- ORD
2 stops33h 51m
American Airlines
Deal found 6/8![American Airlines logo]()
$666
This Trip.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:50 pm
SYD
- ORD
1 stop27h 27m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$675
Find flight deals from Australia to O'Hare Intl
Keep the following information in mind while searching for Australia to O'Hare Intl flight deals. Data was last updated June 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $939 (American Airlines) |
One-way from | $559 (Kiwi.com) |
Popular in | May |
Cheapest in | August |
Average price | $1,323 |
Cheapflights Fare Finder
Customize your flight search to find flights from Australia to O'Hare Intl 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 June 14, 2026.
Use the filters below to find and compare flights from Australia to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MelbourneChicago
MEL - ORD
MELORD
Melbourne
Fri 7/3
10:55 am-6:35 pm
1 stop22h 40m
Chicago O'Hare Intl
Wed 7/29
2:30 pm-8:15 am
2 stops26h 45m
$954
MelbourneChicago
MEL - ORD
MELORD
Melbourne
Wed 7/15
10:00 am-9:52 pm
2 stops26h 52m
Chicago O'Hare Intl
Wed 7/29
8:52 am-7:50 am
2 stops31h 58m
$957
MelbourneChicago
MEL - ORD
MELORD
Melbourne
Fri 7/24
10:00 am-5:35 pm
1 stop22h 35m
Chicago O'Hare Intl
Sun 8/2
7:40 pm-7:50 am
2 stops45h 10m
$957
SydneyChicago
SYD - ORD
SYDORD
Sydney Kingsford Smith
Tue 10/6
10:10 am-6:02 pm
2 stops23h 52m
Chicago O'Hare Intl
Sat 10/31
3:00 pm-8:00 am
2 stops25h 00m
$1,057
CairnsChicago
CNS - ORD
CNSORD
Cairns
Thu 11/12
9:25 am-6:43 am
2 stops37h 18m
Chicago O'Hare Intl
Mon 11/16
10:25 am-11:05 am
2 stops32h 40m
$1,120
SydneyChicago
SYD - ORD
SYDORD
Sydney Kingsford Smith
Sat 10/10
10:15 am-1:47 pm
1 stop19h 32m
Chicago O'Hare Intl
Sat 10/31
7:35 am-7:30 am
1 stop31h 55m
$1,123
BrisbaneChicago
BNE - ORD
BNEORD
Brisbane
Mon 7/6
10:15 pm-9:10 pm
1 stop37h 55m
Chicago O'Hare Intl
Thu 7/23
12:30 am-8:00 pm
1 stop28h 30m
$1,309
BrisbaneChicago
BNE - ORD
BNEORD
Brisbane
Thu 7/2
10:15 pm-9:10 pm
1 stop37h 55m
Chicago O'Hare Intl
Sat 7/4
12:30 am-8:00 pm
1 stop28h 30m
$1,346
BrisbaneChicago
BNE - ORD
BNEORD
Brisbane
Thu 8/20
10:15 pm-9:10 pm
1 stop37h 55m
Chicago O'Hare Intl
Sat 8/22
12:30 am-8:00 pm
1 stop28h 30m
$1,367
SydneyChicago
SYD - ORD
SYDORD
Sydney Kingsford Smith
Thu 7/16
8:45 pm-6:57 pm
2 stops37h 12m
Chicago O'Hare Intl
Wed 7/29
8:20 pm-6:50 pm
2 stops31h 30m
$1,376
Showing 1-10 of 59 resultsSorted by cheapest first
Best time to book a flight from Australia to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Australia with our price prediction graph.
MEL-ORD
SYD-ORD
BNE-ORD
PER-ORD
ADL-ORD
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 Australia to Chicago O'Hare Intl Airport
AU0-ORD
MEL-ORD
SYD-ORD
BNE-ORD
PER-ORD
What is the cheapest month to book a flight from Australia to Chicago O'Hare Intl Airport?
Currently, June is the cheapest month in which you can book a flight from Australia to Chicago O'Hare Intl Airport (average of $190). Flying from Australia to Chicago O'Hare Intl Airport in January is currently the most expensive (average of $995). 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 Australia to Chicago O'Hare Intl Airport?
To ensure you get the cheapest price possible for a flight from Australia to Chicago O'Hare Intl Airport, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated June 14, 2026.
Read through reviews of airlines operating flights from Australia to Chicago O'Hare Intl Airport, such as Japan Airlines,Qantas Airways, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.4
Crew
8.7
Entertainment
7.8
Comfort
8.2
Food
7.7
Overall
8.3
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Boarding
8.4
Crew
8.7
Entertainment
7.8
Comfort
8.2
Food
7.7
Overall
8.3
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Boarding
8.4
Crew
8.7
Entertainment
7.8
Comfort
8.2
Food
7.7
Overall
8.3
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Boarding
8.4
Crew
8.7
Entertainment
7.8
Comfort
8.2
Food
7.7
Overall
8.3
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Boarding
8.4
Crew
8.7
Entertainment
7.8
Comfort
8.2
Food
7.7
Overall
8.3
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Related info for your journey
Find useful and relevant information for your journey from Australia to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Schaumburg
Naperville
Lake Geneva
Gurnee
Delavan
Oakbrook Terrace
Downers Grove
Des Plaines
Hoffman Estates
Oak Brook
South Holland
Libertyville
Warrenville
Rockford
Great Lakes
Northbrook
Waukegan
Elk Grove Village
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.
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Alternative routes for Australia to O'Hare Intl
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Complete your trip
Complete your trip to O'Hare Intl by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Australia to O'Hare Intl by cabin class
Find flights from Australia to O'Hare Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to O'Hare Intl
Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 14, 2026.
Australia and O'Hare Intl flights
Browse other Australia and O'Hare Intl flight options. Last updated on June 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Australia to O'Hare Intl
Discover the top 4 airlines that operate flights from Australia to O'Hare Intl. 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 June 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$862 | Average$933 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$902 | Average$1,178 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$970 | Average$1,316 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$973 | Average$976 | FlexibilityNo cancel fee | On-time79% |