$539+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SYD
Nov 7 — Nov 141
Round-trip
1 adult, Economy
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Cheapest flights from O'Hare Intl to AustraliaExplore the most affordable flight options available from O'Hare Intl to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
Explore the most affordable flight options available from O'Hare Intl to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
This Mytrip deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” 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.
Wed 11/48:59 am -
3 stops34h 26m
Wed 11/111:45 pm -
3 stops27h 36m
Deal found 10/7![Multiple Airlines logo]()
$1,216
This Trip.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/26:30 am -
3 stops33h 25m
Mon 11/98:15 am -
3 stops37h 58m
Deal found 10/6![Multiple Airlines logo]()
$1,222
This Trip.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/86:30 am -
3 stops33h 25m
Mon 11/2312:10 pm -
2 stops35h 04m
Deal found 10/6![Multiple Airlines logo]()
$1,245
This Trip.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/188:59 am -
3 stops30h 56m
Fri 11/2712:10 pm -
2 stops35h 04m
Deal found 10/6![Multiple Airlines logo]()
$1,248
This lol.travel deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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.
Sat 11/76:50 pm -
1 stop35h 30m
Fri 11/2011:40 pm -
1 stop31h 50m
Deal found 10/6![Qatar Airways logo]()
$1,250
This Trip.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/76:30 am -
3 stops36h 50m
Fri 11/201:55 pm -
3 stops39h 16m
Deal found 10/5![Multiple Airlines logo]()
$1,254
This Justfly.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 12/1410:25 am -
2 stops29h 30m
Mon 3/1512:10 pm -
2 stops26h 15m
Deal found 10/6![Air New Zealand logo]()
$1,257
This FlightHub deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 10/267:50 pm -
1 stop30h 40m
Mon 11/29:55 pm -
1 stop32h 35m
Deal found 10/5![Multiple Airlines logo]()
$1,263
This Justfly.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 12/83:52 pm -
2 stops26h 08m
Mon 1/118:20 am -
2 stops28h 20m
Deal found 10/5![Air New Zealand logo]()
$1,265
This Cheapflightsfares deal was found by Cheapflights users on 10/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:50 pm -
1 stop30h 40m
Mon 11/29:55 pm -
1 stop32h 35m
Deal found 10/8![Qatar Airways logo]()
$1,266
This Trip.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” 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 11/48:59 am -
3 stops33h 26m
Wed 11/2511:25 am -
2 stops34h 49m
Deal found 10/7![Multiple Airlines logo]()
$1,271
This oojo deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 12/255:30 am -
2 stops36h 30m
Mon 1/1111:15 am -
2 stops23h 10m
Deal found 10/6![Air New Zealand logo]()
$1,278
Best flights from O'Hare Intl to AustraliaDiscover carefully curated flight deals from O'Hare Intl to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
Discover carefully curated flight deals from O'Hare Intl to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
This Philippine Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/29:04 pm -
2 stops43h 46m
Mon 11/1611:30 am -
2 stops34h 32m
Deal found 10/5![Multiple Airlines logo]()
$1,314
This Qatar Airways deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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 stop30h 00m
Fri 4/93:10 pm -
1 stop38h 55m
Deal found 10/4![Qatar Airways logo]()
$1,315
This Air Canada deal was found by Cheapflights users on 10/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:55 pm -
2 stops26h 50m
Mon 11/26:35 am -
3 stops28h 30m
Deal found 10/8![Air Canada logo]()
$1,418
This oojo deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” 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 11/612:42 pm -
2 stops29h 43m
Mon 11/1612:05 pm -
2 stops26h 05m
Deal found 10/3![Air New Zealand logo]()
$1,440
This Turkish Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/611:45 am -
2 stops38h 40m
Thu 1/219:35 pm -
2 stops53h 25m
Deal found 10/7![Turkish Airlines logo]()
$1,491
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:00 pm -
1 stop25h 05m
Tue 12/811:20 am -
1 stop22h 25m
Deal found 10/4![United Airlines logo]()
$1,637
This Delta deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” 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 12/277:45 am -
1 stop31h 15m
Thu 1/1410:10 am -
1 stop30h 20m
Deal found 10/3![Delta logo]()
$1,650
This oojo deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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 1/13:10 pm -
2 stops26h 35m
Fri 1/156:00 am -
2 stops26h 59m
Deal found 10/4![Qantas Airways logo]()
$1,775
This FlightHub deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 10/313:10 pm -
1 stop42h 45m
Mon 11/1612:25 am -
1 stop26h 05m
Deal found 10/6![Cathay Pacific logo]()
$1,849
This Alaska Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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.
Sun 11/157:20 am -
3 stops30h 05m
Sat 12/1211:15 am -
2 stops35h 22m
Deal found 10/5![Alaska Airlines logo]()
$1,889
This American Airlines deal was found by Cheapflights users on 10/8. 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.
Fri 12/251:44 pm -
2 stops24h 06m
Mon 1/119:40 am -
2 stops21h 42m
Deal found 10/8![American Airlines logo]()
$2,020
This Philippine Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” 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 11/179:04 pm -
2 stops41h 26m
Tue 11/249:20 am -
2 stops37h 39m
Deal found 10/3![Multiple Airlines logo]()
$1,317
This Qatar Airways deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:50 pm -
1 stop30h 40m
Mon 11/26:55 pm -
2 stops35h 35m
Deal found 10/5![Qatar Airways logo]()
$1,381
This Air New Zealand deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” 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.
Fri 1/151:55 pm -
2 stops28h 00m
Thu 1/288:15 am -
2 stops29h 20m
Deal found 10/7![Air New Zealand logo]()
$1,448
This Air Canada deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/33:30 pm -
2 stops33h 30m
Tue 11/106:30 am -
2 stops25h 07m
Deal found 10/6![Air Canada logo]()
$1,454
This Philippine Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:00 am -
2 stops35h 00m
Sun 11/111:30 am -
2 stops35h 29m
Deal found 10/7![Multiple Airlines logo]()
$1,322
This KLM deal was found by Cheapflights users on 10/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/224:25 pm -
3 stops60h 30m
Sun 11/297:20 am -
3 stops47h 05m
Deal found 10/8![KLM logo]()
$2,983
This Turkish Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:15 pm -
2 stops54h 10m
Thu 11/129:35 pm -
2 stops53h 25m
Deal found 10/5![Turkish Airlines logo]()
$1,514
This Philippine Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” 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 11/48:00 am -
2 stops34h 15m
Wed 11/2511:35 am -
2 stops34h 24m
Deal found 10/7![Multiple Airlines logo]()
$1,324
This Priceline deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/61:57 pm -
3 stops33h 43m
Mon 11/166:10 am -
2 stops30h 19m
Deal found 10/3![Air Canada logo]()
$1,467
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 12/2811:56 am -
1 stop27h 34m
Thu 1/2811:20 am -
1 stop23h 34m
Deal found 10/5![United Airlines logo]()
$1,698
This Qatar Airways deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” 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 10/257:50 pm -
1 stop35h 30m
Mon 11/96:50 pm -
2 stops36h 40m
Deal found 10/3![Qatar Airways logo]()
$1,548
This Delta deal was found by Cheapflights users on 10/8. 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.
Thu 12/37:45 am -
1 stop31h 45m
Mon 12/1410:40 am -
1 stop30h 19m
Deal found 10/8![Delta logo]()
$1,713
This oojo deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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.
Tue 11/33:00 pm -
2 stops27h 00m
Tue 11/1012:25 pm -
2 stops25h 10m
Deal found 10/4![Air New Zealand logo]()
$1,607
This Qantas Airways deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/141:26 pm -
2 stops30h 59m
Thu 2/186:30 am -
2 stops27h 21m
Deal found 10/3![Qantas Airways logo]()
$1,815
This Air Canada deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:30 pm -
2 stops34h 30m
Mon 11/27:05 am -
3 stops29h 00m
Deal found 10/5![Air Canada logo]()
$1,503
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:57 pm -
1 stop43h 33m
Sun 12/612:45 pm -
1 stop21h 03m
Deal found 10/5![United Airlines logo]()
$1,717
This lastminute.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/302:10 pm -
1 stop27h 50m
Sun 12/1312:00 pm -
1 stop41h 00m
Deal found 10/7![Cathay Pacific logo]()
$1,903
This Philippine Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 -
2 stops34h 25m
Deal found 10/5![Multiple Airlines logo]()
$1,453
This Air Canada deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:30 pm -
2 stops33h 30m
Wed 11/117:55 am -
3 stops28h 10m
Deal found 10/7![Air Canada logo]()
$1,504
Last-minute flights from O'Hare Intl to AustraliaDiscover last-minute flight deals from O'Hare Intl to Australia. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Australia. Data last updated October 8, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 10/267:50 pm -
1 stop30h 40m
Mon 11/29:55 pm -
1 stop32h 35m
Deal found 10/5![Multiple Airlines logo]()
$1,263
This Cheapflightsfares deal was found by Cheapflights users on 10/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:50 pm -
1 stop30h 40m
Mon 11/29:55 pm -
1 stop32h 35m
Deal found 10/8![Qatar Airways logo]()
$1,266
This lastminute.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:25 am -
2 stops29h 35m
Mon 11/98:20 am -
2 stops28h 17m
Deal found 10/5![Air New Zealand logo]()
$1,281
This Gotogate deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 10/267:50 pm -
1 stop30h 40m
Mon 11/99:55 pm -
1 stop32h 35m
Deal found 10/5![Qatar Airways logo]()
$1,285
This oojo deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 10/2610:25 am -
2 stops29h 35m
Mon 11/28:20 am -
2 stops28h 17m
Deal found 10/5![Air New Zealand logo]()
$1,290
This Trip.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/26:30 am -
3 stops33h 25m
Mon 11/98:15 am -
3 stops37h 58m
Deal found 10/6![Multiple Airlines logo]()
$1,222
This Mytrip deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” 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.
Wed 11/48:59 am -
3 stops34h 26m
Wed 11/111:45 pm -
3 stops27h 36m
Deal found 10/7![Multiple Airlines logo]()
$1,216
This Trip.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” 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 11/48:59 am -
3 stops33h 26m
Wed 11/2511:25 am -
2 stops34h 49m
Deal found 10/7![Multiple Airlines logo]()
$1,271
This lol.travel deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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.
Sat 11/76:50 pm -
1 stop35h 30m
Fri 11/2011:40 pm -
1 stop31h 50m
Deal found 10/6![Qatar Airways logo]()
$1,250
This Trip.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/76:30 am -
3 stops36h 50m
Fri 11/201:55 pm -
3 stops39h 16m
Deal found 10/5![Multiple Airlines logo]()
$1,254
This Trip.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/86:30 am -
3 stops33h 25m
Mon 11/2312:10 pm -
2 stops35h 04m
Deal found 10/6![Multiple Airlines logo]()
$1,245
This Trip.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/188:59 am -
3 stops30h 56m
Fri 11/2712:10 pm -
2 stops35h 04m
Deal found 10/6![Multiple Airlines logo]()
$1,248
One-way flights from O'Hare Intl to AustraliaSearch for one-way flight options from O'Hare Intl to Australia. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
Search for one-way flight options from O'Hare Intl to Australia. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 10/316:30 am -
2 stops31h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$539
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:00 am -
2 stops54h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$543
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/297:34 pm -
1 stop41h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$631
This Trip.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” 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 10/218:25 pm -
2 stops34h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$661
This Kiwi.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 -
2 stops52h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$669
This Kiwi.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3010:00 pm -
1 stop42h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$678
This Philippine Airlines deal was found by Cheapflights users on 10/8. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:03 pm -
2 stops41h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$684
This Philippine Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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 11/25:30 am -
2 stops35h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Multiple Airlines logo]()
$686
This Philippine Airlines deal was found by Cheapflights users on 10/8. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:29 am -
2 stops34h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$687
This Philippine Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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 10/196:59 pm -
2 stops48h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Multiple Airlines logo]()
$687
This Philippine Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:03 pm -
2 stops44h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$688
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/2310:00 pm -
3 stops56h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$691
Find flight deals from O'Hare Intl to Australia
Keep the following information in mind while searching for O'Hare Intl to Australia flight deals. Data was last updated October 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,187 (Expedia) |
One-way from | $539 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,605 |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 8, 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
ChicagoMelbourne
ORD Chicago O'Hare Intl - MEL Melbourne
ORDMEL
Chicago O'Hare Intl
Thu 1/28
8:00 am-8:35 am
3 stops55h 35m
Melbourne
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$657
ChicagoMelbourne
ORD Chicago O'Hare Intl - MEL Melbourne
ORDMEL
Chicago O'Hare Intl
Fri 3/26
6:29 am-7:30 am
2 stops33h 01m
Melbourne
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$659
ChicagoPerth
ORD Chicago O'Hare Intl - PER Perth
ORDPER
Chicago O'Hare Intl
Wed 10/21
8:25 pm-7:50 pm
2 stops34h 25m
Perth
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$661
ChicagoMelbourne
ORD Chicago O'Hare Intl - MEL Melbourne
ORDMEL
Chicago O'Hare Intl
Mon 11/30
6:40 am-7:30 am
2 stops31h 50m
Melbourne
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$684
ChicagoMelbourne
ORD Chicago O'Hare Intl - MEL Melbourne
ORDMEL
Chicago O'Hare Intl
Sun 11/22
9:03 pm-7:30 am
2 stops41h 27m
Melbourne
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$684
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Sat 11/21
10:03 pm-9:50 am
2 stops42h 47m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$686
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Wed 10/28
7:00 am-9:50 am
2 stops34h 50m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$686
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Mon 11/2
5:30 am-9:50 am
2 stops35h 20m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$686
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Mon 10/19
7:00 am-9:00 am
2 stops34h 00m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$686
ChicagoSydney
ORD Chicago O'Hare Intl - SYD Sydney Kingsford Smith
ORDSYD
Chicago O'Hare Intl
Wed 11/4
6:29 am-9:50 am
2 stops34h 21m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$687
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to Australia
Have a flexible travel schedule? Discover the best time to fly to Australia from O'Hare Intl with our price prediction graph.
ORD-SYD
ORD-PER
ORD-MEL
ORD-BNE
ORD-ADL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to Australia
ORD-AU0
ORD-SYD
ORD-PER
ORD-MEL
ORD-BNE
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Australia?
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Australia (average of $1,201). Flying from Chicago O'Hare Intl Airport to Australia in December is currently the most expensive (average of $1,757). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Australia?
The price you pay for your flight from Chicago O'Hare Intl Airport to Australia may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Australia
Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated October 8, 2026.
Peruse reviews from past customers who have flown with Delta,Qantas Airways, andUnited Airlines from Chicago O'Hare Intl Airport to Australia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for O'Hare Intl to Australia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Australia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from O'Hare Intl to Australia by cabin class
Find flights from O'Hare Intl to Australia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
O'Hare Intl and Australia flights
Browse other O'Hare Intl and Australia flight options. Last updated on October 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Australia regions
Consider these flights traveling to Australia regions.
Top 10 airlines flying from O'Hare Intl to Australia
Discover the top 10 airlines that operate flights from O'Hare Intl to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$237 | Average$1,376 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$712 | Average$1,244 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$716 | Average$819 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$837 | Average$1,573 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$837 | Average$1,696 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$870 | Average$1,566 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,193 | Average$1,270 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,217 | Average$1,688 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$1,560 | Average$1,973 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$1,581 | Average$2,071 | FlexibilityNo cancel fee | On-time68% |