$445+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ORD
Aug 26 — Sep 21
Round-trip
1 adult, Economy
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Find cheap flights from Australia to O'Hare Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 July 27, 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 July 27, 2026.
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sun 7/269:30 am
MEL
- ORD
2 stops24h 05m
United Airlines
Sat 8/82:33 pm
ORD
- MEL
2 stops26h 42m
United Airlines
Deal found 7/24![United Airlines logo]()
$957
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sun 8/2310:55 am
MEL
- ORD
1 stop20h 41m
United Airlines
Sun 8/304:00 pm
ORD
- MEL
1 stop25h 15m
United Airlines
Deal found 7/24![United Airlines logo]()
$958
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 8/219:30 am
MEL
- ORD
1 stop22h 35m
United Airlines
Fri 8/284:45 pm
ORD
- MEL
2 stops24h 30m
United Airlines
Deal found 7/24![United Airlines logo]()
$969
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:55 am
MEL
- ORD
1 stop29h 04m
United Airlines
Mon 8/39:35 pm
ORD
- MEL
1 stop43h 40m
United Airlines
Deal found 7/26![United Airlines logo]()
$985
This Trip.com deal was found by Cheapflights users on 7/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:15 pm
SYD
- ORD
2 stops31h 44m
Multiple Airlines
Sun 9/136:05 am
ORD
- SYD
3 stops38h 45m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$986
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Fri 7/249:45 am
MEL
- ORD
1 stop23h 27m
American Airlines
Sun 8/25:10 pm
ORD
- MEL
1 stop22h 35m
American Airlines
Deal found 7/23![American Airlines logo]()
$1,003
This Trip.com deal was found by Cheapflights users on 7/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:30 pm
MEL
- ORD
2 stops31h 29m
Multiple Airlines
Sun 9/131:02 pm
ORD
- MEL
3 stops32h 23m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$1,019
This Trip.com deal was found by Cheapflights users on 7/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:50 pm
BNE
- ORD
2 stops45h 09m
Multiple Airlines
Sat 9/126:05 am
ORD
- BNE
3 stops37h 20m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$1,032
This Trip.com deal was found by Cheapflights users on 7/21. 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.
Wed 8/51:15 pm
SYD
- ORD
2 stops32h 02m
Multiple Airlines
Wed 8/199:20 am
ORD
- SYD
3 stops35h 30m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$1,034
This Trip.com deal was found by Cheapflights users on 7/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:15 pm
SYD
- ORD
2 stops32h 02m
Multiple Airlines
Wed 9/306:05 am
ORD
- SYD
3 stops38h 45m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,066
This Trip.com deal was found by Cheapflights users on 7/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:55 am
BNE
- ORD
2 stops33h 04m
Multiple Airlines
Thu 8/277:05 am
ORD
- BNE
3 stops48h 45m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$1,081
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Thu 8/271:15 pm
SYD
- ORD
2 stops31h 44m
Multiple Airlines
Mon 8/319:20 pm
ORD
- SYD
1 stop43h 10m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,119
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 July 27, 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 July 27, 2026.
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sun 8/239:30 am
MEL
- ORD
2 stops22h 35m
United Airlines
Sun 8/304:45 pm
ORD
- MEL
2 stops24h 30m
United Airlines
Deal found 7/24![United Airlines logo]()
$958
This Bravofly deal was found by Cheapflights users on 7/22. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:00 am
BNE
- ORD
2 stops68h 55m
Multiple Airlines
Sat 11/72:35 pm
ORD
- BNE
2 stops36h 15m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,281
This EVA Air deal was found by Cheapflights users on 7/24. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:15 pm
BNE
- ORD
1 stop37h 55m
EVA Air
Sat 8/2912:30 am
ORD
- BNE
1 stop28h 30m
EVA Air
Deal found 7/24![EVA Air logo]()
$1,375
This Air New Zealand deal was found by Cheapflights users on 7/24. 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 New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:50 pm
PER
- ORD
2 stops38h 55m
Air New Zealand
Tue 9/154:30 pm
ORD
- PER
2 stops34h 30m
Air New Zealand
Deal found 7/24![Air New Zealand logo]()
$1,484
This Turkish Airlines deal was found by Cheapflights users on 7/25. 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.
Thu 10/19:05 pm
SYD
- ORD
2 stops51h 35m
Turkish Airlines
Fri 10/911:25 am
ORD
- SYD
3 stops51h 40m
Turkish Airlines
Deal found 7/25![Turkish Airlines logo]()
$1,506
This Cathay Pacific deal was found by Cheapflights users on 7/25. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:10 am
SYD
- ORD
1 stop42h 45m
Cathay Pacific
Fri 10/94:15 pm
ORD
- SYD
1 stop36h 30m
Cathay Pacific
Deal found 7/25![Cathay Pacific logo]()
$1,507
This American Airlines deal was found by Cheapflights users on 7/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/179:40 am
BNE
- ORD
2 stops39h 15m
American Airlines
Tue 1/1912:00 pm
ORD
- BNE
2 stops26h 30m
American Airlines
Deal found 7/25![American Airlines logo]()
$1,698
This Delta deal was found by Cheapflights users on 7/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/812:00 pm
MEL
- ORD
2 stops22h 57m
Delta
Tue 1/193:00 pm
ORD
- MEL
2 stops25h 50m
Delta
Deal found 7/22![Delta logo]()
$1,766
This Qatar Airways deal was found by Cheapflights users on 7/25. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:10 pm
MEL
- ORD
1 stop37h 55m
Qatar Airways
Fri 10/27:20 pm
ORD
- MEL
2 stops36h 20m
Qatar Airways
Deal found 7/25![Qatar Airways logo]()
$1,827
This lol.travel deal was found by Cheapflights users on 7/24. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:10 am
ADL
- ORD
2 stops29h 26m
Air Canada
Sun 10/112:15 pm
ORD
- ADL
3 stops32h 10m
Air Canada
Deal found 7/24![Air Canada logo]()
$1,897
This Virgin Australia deal was found by Cheapflights users on 7/23. 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 Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:05 am
ADL
- ORD
2 stops28h 51m
Virgin Australia
Mon 8/316:20 pm
ORD
- ADL
2 stops26h 15m
Virgin Australia
Deal found 7/23![Virgin Australia logo]()
$2,269
This Bravofly deal was found by Cheapflights users on 7/24. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:20 pm
BNE
- ORD
2 stops57h 00m
Multiple Airlines
Mon 9/144:00 pm
ORD
- BNE
2 stops34h 00m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,313
This Cathay Pacific deal was found by Cheapflights users on 7/26. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:20 pm
BNE
- ORD
2 stops64h 35m
Cathay Pacific
Fri 10/164:15 pm
ORD
- BNE
1 stop39h 15m
Cathay Pacific
Deal found 7/26![Cathay Pacific logo]()
$1,535
This Cathay Pacific deal was found by Cheapflights users on 7/25. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:30 pm
SYD
- ORD
2 stops34h 25m
Multiple Airlines
Fri 10/94:15 pm
ORD
- SYD
1 stop36h 30m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$1,541
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2912:45 pm
MEL
- ORD
1 stop33h 23m
United Airlines
Tue 1/199:30 pm
ORD
- MEL
1 stop43h 00m
United Airlines
Deal found 7/26![United Airlines logo]()
$1,714
This Delta deal was found by Cheapflights users on 7/26. 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 12/2712:00 pm
MEL
- ORD
1 stop28h 33m
Delta
Tue 1/197:35 am
ORD
- MEL
1 stop33h 15m
Delta
Deal found 7/26![Delta logo]()
$1,800
This Cathay Pacific deal was found by Cheapflights users on 7/22. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 am
BNE
- ORD
2 stops46h 55m
Cathay Pacific
Fri 9/254:15 pm
ORD
- BNE
1 stop39h 15m
Cathay Pacific
Deal found 7/22![Cathay Pacific logo]()
$1,649
This Qatar Airways deal was found by Cheapflights users on 7/22. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/138:00 pm
MEL
- ORD
2 stops59h 30m
Qatar Airways
Sun 1/176:50 pm
ORD
- MEL
1 stop30h 00m
Qatar Airways
Deal found 7/22![Qatar Airways logo]()
$1,839
This Bravofly deal was found by Cheapflights users on 7/22. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:20 pm
BNE
- ORD
2 stops58h 35m
Multiple Airlines
Mon 9/284:15 pm
ORD
- BNE
1 stop27h 35m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,551
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Sun 12/611:30 am
MEL
- ORD
1 stop20h 07m
United Airlines
Tue 1/196:15 pm
ORD
- MEL
1 stop22h 15m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,772
This American Airlines deal was found by Cheapflights users on 7/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:25 am
OOL
- ORD
2 stops46h 04m
American Airlines
Mon 8/317:00 am
ORD
- OOL
2 stops41h 05m
American Airlines
Deal found 7/25![American Airlines logo]()
$1,988
This Cathay Pacific deal was found by Cheapflights users on 7/26. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:00 pm
ADL
- ORD
2 stops41h 25m
Cathay Pacific
Thu 11/52:35 pm
ORD
- ADL
2 stops33h 30m
Cathay Pacific
Deal found 7/26![Cathay Pacific logo]()
$1,680
This Delta deal was found by Cheapflights users on 7/23. 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.
Sun 1/1012:00 pm
MEL
- ORD
1 stop22h 21m
Delta
Sun 1/317:30 am
ORD
- MEL
2 stops33h 20m
Delta
Deal found 7/23![Delta logo]()
$1,855
This Trip.com deal was found by Cheapflights users on 7/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:35 am
PER
- ORD
2 stops28h 10m
Multiple Airlines
Sun 9/2012:30 am
ORD
- PER
2 stops42h 40m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,558
This Qatar Airways deal was found by Cheapflights users on 7/25. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:10 am
MEL
- ORD
2 stops43h 55m
Qatar Airways
Mon 9/287:20 pm
ORD
- MEL
2 stops34h 20m
Qatar Airways
Deal found 7/25![Qatar Airways logo]()
$1,908
This Air Canada deal was found by Cheapflights users on 7/25. 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.
Thu 8/276:00 am
OOL
- ORD
2 stops23h 36m
Air Canada
Mon 8/319:50 am
ORD
- OOL
3 stops33h 50m
Air Canada
Deal found 7/25![Air Canada logo]()
$2,112
This United Airlines deal was found by Cheapflights users on 7/25. 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 10/811:55 am
MEL
- ORD
2 stops23h 10m
United Airlines
Wed 10/149:38 pm
ORD
- MEL
2 stops43h 37m
United Airlines
Deal found 7/25![United Airlines logo]()
$1,791
This Cathay Pacific deal was found by Cheapflights users on 7/26. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:20 pm
ADL
- ORD
2 stops39h 05m
Cathay Pacific
Fri 11/62:35 pm
ORD
- ADL
2 stops33h 30m
Cathay Pacific
Deal found 7/26![Cathay Pacific logo]()
$1,680
This Delta deal was found by Cheapflights users on 7/23. 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.
Wed 12/2312:00 pm
MEL
- ORD
2 stops28h 50m
Delta
Sun 1/102:55 pm
ORD
- MEL
1 stop25h 55m
Delta
Deal found 7/23![Delta logo]()
$1,895
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Sat 8/158:45 pm
BNE
- ORD
2 stops48h 32m
Multiple Airlines
Sat 8/229:20 pm
ORD
- BNE
1 stop40h 40m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,579
Last-minute flights from Australia to O'Hare IntlDiscover last-minute flight deals from Australia to O'Hare Intl. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute flight deals from Australia to O'Hare Intl. Data last updated July 27, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Fri 7/249:45 am
MEL
- ORD
1 stop23h 27m
American Airlines
Sun 8/25:10 pm
ORD
- MEL
1 stop22h 35m
American Airlines
Deal found 7/23![American Airlines logo]()
$1,003
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sun 7/269:30 am
MEL
- ORD
1 stop24h 35m
United Airlines
Sat 8/83:57 pm
ORD
- MEL
1 stop25h 18m
United Airlines
Deal found 7/24![United Airlines logo]()
$957
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:55 am
MEL
- ORD
1 stop29h 04m
United Airlines
Mon 8/39:35 pm
ORD
- MEL
1 stop43h 40m
United Airlines
Deal found 7/26![United Airlines logo]()
$985
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Tue 7/289:30 am
SYD
- ORD
2 stops37h 28m
United Airlines
Wed 7/294:30 pm
ORD
- SYD
1 stop23h 25m
United Airlines
Deal found 7/23![United Airlines logo]()
$1,152
This Trip.com deal was found by Cheapflights users on 7/21. 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.
Wed 8/51:15 pm
SYD
- ORD
2 stops32h 02m
Multiple Airlines
Wed 8/199:20 am
ORD
- SYD
3 stops35h 30m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$1,034
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Thu 8/61:15 pm
SYD
- ORD
2 stops32h 02m
Multiple Airlines
Wed 8/199:20 pm
ORD
- SYD
1 stop43h 10m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$1,172
This Trip.com deal was found by Cheapflights users on 7/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:35 pm
ADL
- ORD
2 stops32h 12m
Multiple Airlines
Thu 9/1011:15 am
ORD
- ADL
3 stops33h 50m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,227
This Trip.com deal was found by Cheapflights users on 7/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:55 am
BNE
- ORD
2 stops33h 04m
Multiple Airlines
Thu 8/277:05 am
ORD
- BNE
3 stops48h 45m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$1,081
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 8/219:30 am
MEL
- ORD
1 stop20h 06m
United Airlines
Fri 8/283:35 pm
ORD
- MEL
1 stop25h 40m
United Airlines
Deal found 7/24![United Airlines logo]()
$969
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sun 8/2310:55 am
MEL
- ORD
1 stop20h 41m
United Airlines
Sun 8/304:00 pm
ORD
- MEL
1 stop25h 15m
United Airlines
Deal found 7/24![United Airlines logo]()
$958
This Trip.com deal was found by Cheapflights users on 7/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:15 pm
SYD
- ORD
2 stops32h 02m
Multiple Airlines
Wed 9/306:05 am
ORD
- SYD
3 stops38h 45m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,066
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Thu 8/271:15 pm
SYD
- ORD
2 stops31h 44m
Multiple Airlines
Mon 8/319:20 pm
ORD
- SYD
1 stop43h 10m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,119
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 July 27, 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 July 27, 2026.
This Trip.com deal was found by Cheapflights users on 7/26. 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.
Tue 8/251:15 pm
SYD
- ORD
2 stops32h 02m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$445
This Trip.com deal was found by Cheapflights users on 7/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/71:20 pm
MEL
- ORD
2 stops31h 57m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Thu 11/52:00 pm
SYD
- ORD
3 stops32h 40m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$511
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Wed 10/212:15 pm
SYD
- ORD
3 stops49h 44m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$517
This Trip.com deal was found by Cheapflights users on 7/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:15 pm
SYD
- ORD
2 stops32h 02m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Fri 1/152:55 pm
SYD
- ORD
3 stops50h 04m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$520
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Tue 10/202:15 pm
SYD
- ORD
3 stops44h 05m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$521
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 9/78:15 pm
SYD
- ORD
3 stops49h 02m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$535
This Trip.com deal was found by Cheapflights users on 7/26. 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.
Thu 8/61:15 pm
SYD
- ORD
2 stops32h 02m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$550
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Thu 10/2911:40 am
BNE
- ORD
3 stops33h 00m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sun 10/182:20 pm
MEL
- ORD
3 stops49h 39m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$556
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 10/162:20 pm
MEL
- ORD
3 stops44h 00m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$561
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 July 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $958 (United Airlines) |
One-way from | $445 (Trip.com) |
Popular in | May |
Cheapest in | October |
Average price | $1,352 |
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 July 27, 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
Sun 8/23
9:30 am-5:05 pm
2 stops22h 35m
Chicago O'Hare Intl
Sun 8/30
4:45 pm-8:15 am
2 stops24h 30m
$958
BrisbaneChicago
BNE - ORD
BNEORD
Brisbane
Sat 10/31
8:00 am-1:55 pm
2 stops68h 55m
Chicago O'Hare Intl
Sat 11/7
2:35 pm-6:50 pm
2 stops36h 15m
$1,281
BrisbaneChicago
BNE - ORD
BNEORD
Brisbane
Mon 9/7
8:20 pm-2:20 pm
2 stops57h 00m
Chicago O'Hare Intl
Mon 9/14
4:00 pm-5:00 pm
2 stops34h 00m
$1,313
BrisbaneChicago
BNE - ORD
BNEORD
Brisbane
Thu 8/27
10:15 pm-9:10 pm
1 stop37h 55m
Chicago O'Hare Intl
Sat 8/29
12:30 am-8:00 pm
1 stop28h 30m
$1,375
PerthChicago
PER - ORD
PERORD
Perth
Tue 9/8
7:50 pm-9:45 pm
2 stops38h 55m
Chicago O'Hare Intl
Tue 9/15
4:30 pm-4:00 pm
2 stops34h 30m
$1,484
SydneyChicago
SYD - ORD
SYDORD
Sydney Kingsford Smith
Thu 10/1
9:05 pm-9:40 am
2 stops51h 35m
Chicago O'Hare Intl
Fri 10/9
11:25 am-7:05 am
3 stops51h 40m
$1,506
SydneyChicago
SYD - ORD
SYDORD
Sydney Kingsford Smith
Thu 10/1
10:10 am-1:55 pm
1 stop42h 45m
Chicago O'Hare Intl
Fri 10/9
4:15 pm-8:45 pm
1 stop36h 30m
$1,507
BrisbaneChicago
BNE - ORD
BNEORD
Brisbane
Thu 10/8
12:20 pm-1:55 pm
2 stops64h 35m
Chicago O'Hare Intl
Fri 10/16
4:15 pm-10:30 pm
1 stop39h 15m
$1,535
SydneyChicago
SYD - ORD
SYDORD
Sydney Kingsford Smith
Thu 10/1
6:30 pm-1:55 pm
2 stops34h 25m
Chicago O'Hare Intl
Fri 10/9
4:15 pm-8:45 pm
1 stop36h 30m
$1,541
BrisbaneChicago
BNE - ORD
BNEORD
Brisbane
Wed 9/16
6:20 pm-1:55 pm
2 stops58h 35m
Chicago O'Hare Intl
Mon 9/28
4:15 pm-10:50 am
1 stop27h 35m
$1,551
Showing 1-10 of 60 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
ADL-ORD
PER-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
ADL-ORD
What is the cheapest month to book a flight from Australia to Chicago O'Hare Intl Airport?
Currently, October is the cheapest month in which you can book a flight from Australia to Chicago O'Hare Intl Airport (average of $1,106). Flying from Australia to Chicago O'Hare Intl Airport in December is currently the most expensive (average of $1,519). 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 74 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 July 27, 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.
Entertainment
7.8
Food
7.7
Comfort
8.2
Overall
8.3
Crew
8.7
Boarding
8.4
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Entertainment
7.8
Food
7.7
Comfort
8.2
Overall
8.3
Crew
8.7
Boarding
8.4
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Entertainment
7.8
Food
7.7
Comfort
8.2
Overall
8.3
Crew
8.7
Boarding
8.4
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Entertainment
7.8
Food
7.7
Comfort
8.2
Overall
8.3
Crew
8.7
Boarding
8.4
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Entertainment
7.8
Food
7.7
Comfort
8.2
Overall
8.3
Crew
8.7
Boarding
8.4
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
Lake Geneva
Naperville
Oak Brook
Delavan
Oakbrook Terrace
Gurnee
South Holland
Libertyville
Orland Park
Hoffman Estates
Beloit
Downers Grove
Rockford
Racine
Great Lakes
Janesville
Joliet
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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 July 27, 2026.
Australia and O'Hare Intl flights
Browse other Australia and O'Hare Intl flight options. Last updated on July 27, 2026.
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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 July 27, 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$965 | Average$973 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$970 | Average$1,633 | FlexibilityNo cancel fee | On-time74% |