$516+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SYD
Oct 24 — Oct 311
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl to Australia with Cheapflights
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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 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 September 24, 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 September 24, 2026.
This oojo deal was found by Cheapflights users on 9/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:29 am -
2 stops34h 06m
Mon 11/169:55 am -
2 stops29h 05m
Deal found 9/20![Air New Zealand logo]()
$1,235
This oojo deal was found by Cheapflights users on 9/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:21 am -
2 stops30h 14m
Wed 11/1811:50 am -
2 stops24h 06m
Deal found 9/19![Air New Zealand logo]()
$1,239
This FlightHub deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:45 pm -
1 stop39h 45m
Wed 11/259:20 am -
1 stop24h 35m
Deal found 9/24![Philippine Airlines logo]()
$1,241
This FlightHub deal was found by Cheapflights users on 9/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:55 pm -
2 stops43h 40m
Wed 11/259:55 am -
2 stops30h 32m
Deal found 9/20![Air New Zealand logo]()
$1,244
This oojo deal was found by Cheapflights users on 9/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:21 am -
2 stops30h 14m
Sun 11/157:25 pm -
2 stops42h 12m
Deal found 9/20![Air New Zealand logo]()
$1,258
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Tue 11/104:25 pm -
1 stop34h 50m
Tue 11/1712:25 pm -
2 stops33h 55m
Deal found 9/22![ANA logo]()
$1,260
This lol.travel deal was found by Cheapflights users on 9/21. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/183:40 pm -
1 stop24h 40m
Sun 11/111:20 am -
1 stop25h 39m
Deal found 9/21![Air Canada logo]()
$1,262
This FlightHub deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:00 pm -
2 stops24h 55m
Wed 11/2512:10 pm -
2 stops29h 49m
Deal found 9/24![Air New Zealand logo]()
$1,265
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:30 am -
2 stops33h 00m
Tue 10/2711:15 am -
2 stops29h 06m
Deal found 9/20![Multiple Airlines logo]()
$1,267
This Gotogate deal was found by Cheapflights users on 9/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:30 am -
1 stop40h 45m
Tue 11/2412:25 pm -
1 stop35h 55m
Deal found 9/20![ANA logo]()
$1,274
This oojo deal was found by Cheapflights users on 9/22. 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.
Fri 11/66:50 pm -
1 stop35h 30m
Fri 11/1311:40 pm -
1 stop31h 50m
Deal found 9/22![Qatar Airways logo]()
$1,275
This SmartFares deal was found by Cheapflights users on 9/20. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/84:25 pm -
1 stop34h 50m
Tue 11/2412:25 pm -
1 stop35h 55m
Deal found 9/20![ANA logo]()
$1,276
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 September 24, 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 September 24, 2026.
This Philippine Airlines deal was found by Cheapflights users on 9/22. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/56:59 am -
2 stops33h 51m
Tue 3/1611:30 am -
1 stop46h 25m
Deal found 9/22![Multiple Airlines logo]()
$1,291
This Qatar Airways deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/186:50 pm -
1 stop30h 40m
Sat 2/273:55 pm -
2 stops38h 35m
Deal found 9/23![Qatar Airways logo]()
$1,393
This Justfly.com deal was found by Cheapflights users on 9/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:50 pm -
3 stops36h 50m
Tue 11/106:10 am -
2 stops24h 57m
Deal found 9/19![Air Canada logo]()
$1,394
This Philippine Airlines deal was found by Cheapflights users on 9/21. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:45 pm -
1 stop42h 35m
Mon 11/238:35 am -
1 stop22h 20m
Deal found 9/21![Philippine Airlines logo]()
$1,423
This FlightHub deal was found by Cheapflights users on 9/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:35 am -
2 stops34h 25m
Sun 12/66:05 am -
2 stops34h 07m
Deal found 9/20![Air New Zealand logo]()
$1,579
This Delta deal was found by Cheapflights users on 9/20. 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.
Wed 12/97:45 am -
1 stop32h 45m
Sun 1/2410:40 am -
1 stop22h 41m
Deal found 9/20![Delta logo]()
$1,600
This Qantas Airways deal was found by Cheapflights users on 9/22. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/295:59 pm -
1 stop22h 01m
Thu 1/212:05 pm -
1 stop22h 54m
Deal found 9/22![Qantas Airways logo]()
$1,644
This United Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/153:00 pm -
2 stops24h 30m
Fri 2/1911:20 am -
2 stops21h 45m
Deal found 9/22![United Airlines logo]()
$1,665
This Turkish Airlines deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1511:45 am -
2 stops38h 40m
Sun 11/299:35 pm -
2 stops53h 25m
Deal found 9/23![Turkish Airlines logo]()
$1,737
This American Airlines deal was found by Cheapflights users on 9/23. 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.
Sun 2/144:53 pm -
2 stops28h 17m
Fri 6/256:10 am -
2 stops26h 55m
Deal found 9/23![American Airlines logo]()
$1,739
This Cathay Pacific deal was found by Cheapflights users on 9/20. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/62:10 pm -
1 stop28h 35m
Sat 1/237:00 am -
2 stops69h 30m
Deal found 9/20![Cathay Pacific logo]()
$2,072
This Alaska Airlines deal was found by Cheapflights users on 9/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/138:00 am -
3 stops29h 25m
Wed 2/39:25 pm -
3 stops32h 48m
Deal found 9/19![Alaska Airlines logo]()
$2,557
This Philippine Airlines deal was found by Cheapflights users on 9/21. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:30 am -
2 stops33h 00m
Wed 11/259:20 am -
1 stop24h 35m
Deal found 9/21![Multiple Airlines logo]()
$1,297
This Qatar Airways deal was found by Cheapflights users on 9/21. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/237:50 pm -
1 stop36h 05m
Sun 4/49:55 pm -
2 stops56h 10m
Deal found 9/21![Qatar Airways logo]()
$1,406
This KLM deal was found by Cheapflights users on 9/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/154:25 pm -
3 stops46h 00m
Sun 11/2911:10 am -
3 stops44h 15m
Deal found 9/23![KLM logo]()
$2,826
This FlightHub deal was found by Cheapflights users on 9/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:30 pm -
2 stops32h 35m
Wed 11/187:05 am -
3 stops29h 00m
Deal found 9/22![Air Canada logo]()
$1,429
This Emirates deal was found by Cheapflights users on 9/19. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:45 pm -
2 stops42h 50m
Tue 11/1010:25 am -
2 stops45h 30m
Deal found 9/19![Emirates logo]()
$2,873
This Philippine Airlines deal was found by Cheapflights users on 9/24. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:30 am -
2 stops32h 45m
Tue 11/2411:35 am -
1 stop45h 20m
Deal found 9/24![Multiple Airlines logo]()
$1,312
This oojo deal was found by Cheapflights users on 9/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:50 pm -
2 stops46h 40m
Wed 11/1110:00 pm -
1 stop33h 00m
Deal found 9/20![Qatar Airways logo]()
$1,422
This FlightHub deal was found by Cheapflights users on 9/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1512:50 pm -
3 stops30h 45m
Sat 3/2712:20 pm -
2 stops42h 15m
Deal found 9/20![Air Canada logo]()
$1,430
This Philippine Airlines deal was found by Cheapflights users on 9/21. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:30 am -
2 stops36h 45m
Thu 11/1211:35 am -
2 stops33h 27m
Deal found 9/21![Multiple Airlines logo]()
$1,320
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:45 pm -
1 stop26h 05m
Wed 10/2111:00 am -
1 stop28h 47m
Deal found 9/19![Delta logo]()
$1,644
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Wed 10/144:20 pm -
2 stops24h 10m
Mon 10/198:00 am -
2 stops22h 50m
Deal found 9/24![United Airlines logo]()
$1,671
This Air Canada deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/213:40 pm -
2 stops28h 00m
Wed 10/286:05 am -
3 stops29h 53m
Deal found 9/22![Air Canada logo]()
$1,431
This Philippine Airlines deal was found by Cheapflights users on 9/22. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:00 am -
2 stops36h 05m
Wed 10/2811:35 am -
2 stops33h 05m
Deal found 9/22![Multiple Airlines logo]()
$1,321
This Qantas Airways deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:45 am -
2 stops34h 25m
Mon 1/119:40 am -
1 stop26h 19m
Deal found 9/24![Qantas Airways logo]()
$1,806
This Delta deal was found by Cheapflights users on 9/23. 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.
Sat 1/167:35 am -
1 stop31h 55m
Sat 1/2310:40 am -
1 stop23h 41m
Deal found 9/23![Delta logo]()
$1,674
This Qatar Airways deal was found by Cheapflights users on 9/21. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:50 pm -
2 stops35h 10m
Wed 11/410:00 pm -
1 stop33h 00m
Deal found 9/21![Qatar Airways logo]()
$1,523
This Justfly.com deal was found by Cheapflights users on 9/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:59 pm -
3 stops30h 36m
Tue 10/277:05 am -
3 stops28h 53m
Deal found 9/20![Air Canada logo]()
$1,474
This Justfly.com deal was found by Cheapflights users on 9/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1410:45 pm -
1 stop39h 45m
Mon 3/159:20 am -
1 stop24h 35m
Deal found 9/19![Philippine Airlines logo]()
$1,970
Last-minute flights from O'Hare Intl to AustraliaDiscover last-minute flight deals from O'Hare Intl to Australia. Data last updated September 24, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Australia. Data last updated September 24, 2026 and is based on user searches.
This lol.travel deal was found by Cheapflights users on 9/21. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/183:40 pm -
1 stop24h 40m
Sun 11/111:20 am -
1 stop25h 39m
Deal found 9/21![Air Canada logo]()
$1,262
This Flightnetwork deal was found by Cheapflights users on 9/22. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/183:40 pm -
1 stop24h 25m
Sun 11/110:45 am -
1 stop19h 52m
Deal found 9/22![Air Canada logo]()
$1,308
This Philippine Airlines deal was found by Cheapflights users on 9/24. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:00 am -
2 stops35h 00m
Sun 11/111:30 am -
2 stops34h 32m
Deal found 9/24![Multiple Airlines logo]()
$1,310
This Flightnetwork deal was found by Cheapflights users on 9/23. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:40 pm -
1 stop24h 40m
Sun 11/111:20 am -
2 stops25h 32m
Deal found 9/23![Air Canada logo]()
$1,312
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:30 am -
2 stops33h 00m
Tue 10/2711:15 am -
2 stops29h 06m
Deal found 9/20![Multiple Airlines logo]()
$1,267
This Philippine Airlines deal was found by Cheapflights users on 9/21. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:20 am -
2 stops35h 45m
Tue 11/1711:35 am -
1 stop45h 20m
Deal found 9/21![Multiple Airlines logo]()
$1,312
This lol.travel deal was found by Cheapflights users on 9/20. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/213:40 pm -
1 stop24h 40m
Wed 10/2810:20 am -
1 stop20h 17m
Deal found 9/20![Air Canada logo]()
$1,301
This Philippine Airlines deal was found by Cheapflights users on 9/22. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:00 am -
2 stops36h 05m
Wed 10/2811:35 am -
2 stops33h 05m
Deal found 9/22![Multiple Airlines logo]()
$1,321
This Justfly.com deal was found by Cheapflights users on 9/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:00 pm -
2 stops25h 35m
Wed 11/42:05 pm -
2 stops24h 57m
Deal found 9/19![Air New Zealand logo]()
$1,283
This FlightHub deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:00 pm -
2 stops43h 35m
Sat 10/3111:50 am -
2 stops24h 47m
Deal found 9/24![Air New Zealand logo]()
$1,295
This oojo deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:00 pm -
2 stops46h 00m
Sat 10/318:20 am -
2 stops27h 05m
Deal found 9/24![Air New Zealand logo]()
$1,306
This lol.travel deal was found by Cheapflights users on 9/22. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/253:30 pm -
1 stop25h 05m
Sun 11/811:20 am -
2 stops25h 32m
Deal found 9/22![Air Canada logo]()
$1,314
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 September 24, 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 September 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:01 pm -
1 stop43h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$516
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Sat 10/248:01 pm -
1 stop42h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$517
This Trip.com deal was found by Cheapflights users on 9/22. 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.
Wed 2/241:10 pm -
2 stops44h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$520
This Trip.com deal was found by Cheapflights users on 9/23. 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.
Tue 3/91:10 pm -
2 stops46h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$521
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 2/235:40 am -
1 stop34h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$533
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/218:01 pm -
1 stop41h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$534
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 2/225:40 am -
1 stop34h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$535
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 2/245:40 am -
1 stop34h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$543
This Kiwi.com deal was found by Cheapflights users on 9/23. 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.
Wed 10/218:01 pm -
1 stop43h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$546
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Tue 10/208:01 pm -
1 stop41h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 2/205:40 am -
1 stop34h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$553
This Kiwi.com deal was found by Cheapflights users on 9/23. 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.
Tue 11/176:30 am -
2 stops30h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$559
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 September 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,169 (Expedia) |
One-way from | $516 (Kiwi.com) |
Popular in | December |
Cheapest in | June |
Average price | $1,605 |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 24, 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 3/9
1:10 pm-1:20 am
2 stops46h 10m
Perth
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$521
ChicagoPerth
ORD Chicago O'Hare Intl - PER Perth
ORDPER
Chicago O'Hare Intl
Mon 3/1
2:10 pm-4:40 am
2 stops48h 30m
Perth
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$579
ChicagoBrisbane
ORD Chicago O'Hare Intl - BNE Brisbane
ORDBNE
Chicago O'Hare Intl
Wed 10/21
6:30 am-5:00 am
2 stops31h 30m
Brisbane
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$586
ChicagoPerth
ORD Chicago O'Hare Intl - PER Perth
ORDPER
Chicago O'Hare Intl
Tue 9/29
2:00 pm-3:45 am
3 stops48h 45m
Perth
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$592
ChicagoPerth
ORD Chicago O'Hare Intl - PER Perth
ORDPER
Chicago O'Hare Intl
Wed 3/10
1:10 pm-4:35 pm
3 stops37h 25m
Perth
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$602
ChicagoBrisbane
ORD Chicago O'Hare Intl - BNE Brisbane
ORDBNE
Chicago O'Hare Intl
Fri 10/23
8:01 pm-5:50 am
1 stop42h 49m
Brisbane
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$603
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Thu 3/4
6:59 am-9:50 am
2 stops33h 51m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$622
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Thu 3/18
6:59 am-9:50 am
2 stops34h 51m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$622
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Sun 3/7
8:45 pm-9:50 am
2 stops44h 05m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$622
ChicagoCanberra
ORD Chicago O'Hare Intl - CBR Canberra
ORDCBR
Chicago O'Hare Intl
Wed 10/21
8:01 pm-4:30 pm
2 stops52h 29m
Canberra
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$673
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to Australia
Have a flexible travel schedule? Discover the best time to fly to Australia from O'Hare Intl with our price prediction graph.
ORD-SYD
ORD-MEL
ORD-BNE
ORD-ADL
ORD-PER
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to Australia
ORD-AU0
ORD-SYD
ORD-MEL
ORD-BNE
ORD-ADL
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Australia?
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Australia (average of $1,237). Flying from Chicago O'Hare Intl Airport to Australia in December is currently the most expensive (average of $1,772). 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 September 24, 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.
Crew
8.5
Comfort
7.9
Boarding
8.2
Overall
8.0
Food
7.5
Entertainment
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Crew
8.5
Comfort
7.9
Boarding
8.2
Overall
8.0
Food
7.5
Entertainment
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Crew
8.5
Comfort
7.9
Boarding
8.2
Overall
8.0
Food
7.5
Entertainment
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Crew
8.5
Comfort
7.9
Boarding
8.2
Overall
8.0
Food
7.5
Entertainment
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Crew
8.5
Comfort
7.9
Boarding
8.2
Overall
8.0
Food
7.5
Entertainment
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Crew
8.5
Comfort
7.9
Boarding
8.2
Overall
8.0
Food
7.5
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
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Complete your trip
Complete your trip to Australia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from O'Hare Intl to Australia by cabin class
Find flights from O'Hare Intl to Australia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
O'Hare Intl and Australia flights
Browse other O'Hare Intl and Australia flight options. Last updated on September 24, 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 September 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$237 | Average$1,376 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$712 | Average$1,250 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$716 | Average$819 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$837 | Average$1,604 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$837 | Average$1,602 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$870 | Average$1,700 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,193 | Average$1,270 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,217 | Average$1,707 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$1,560 | Average$1,973 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$1,581 | Average$1,973 | FlexibilityNo cancel fee | On-time68% |