$482+ Cheap flights from Australia to Illinois
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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ORD
Sep 4 — Sep 111
Round-trip
1 adult, Economy
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Find cheap flights from Australia to Illinois 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 Australia to IllinoisExplore the most affordable flight options available from Australia to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2026.
Explore the most affordable flight options available from Australia to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2026.
This Trip.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/81:15 pm -
2 stops32h 02m
Tue 9/226:30 am -
3 stops48h 55m
Deal found 7/31![Multiple Airlines logo]()
$835
This Mytrip deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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.
Mon 11/168:10 am -
2 stops23h 27m
Sun 11/223:30 pm -
2 stops30h 45m
Deal found 8/2![Air Canada logo]()
$917
This Gotogate deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/1410:00 am -
2 stops25h 12m
Mon 9/2111:05 am -
2 stops29h 00m
Deal found 7/31![Air Canada logo]()
$920
This Gotogate deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Thu 8/2710:15 am -
1 stop19h 21m
Wed 9/98:45 am -
2 stops31h 20m
Deal found 7/31![Air Canada logo]()
$921
This Mytrip deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/28:40 pm -
2 stops32h 56m
Tue 9/153:40 pm -
2 stops28h 55m
Deal found 8/1![Air Canada logo]()
$922
This SmartFares deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Tue 9/89:20 am -
1 stop20h 23m
Tue 9/223:40 pm -
1 stop24h 40m
Deal found 7/31![Air Canada logo]()
$922
This Mytrip deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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.
Mon 11/168:10 am -
2 stops23h 27m
Mon 11/233:30 pm -
2 stops30h 05m
Deal found 8/2![Air Canada logo]()
$923
This Mytrip deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/1510:15 am -
1 stop19h 28m
Tue 9/228:45 am -
2 stops31h 20m
Deal found 8/1![Air Canada logo]()
$928
This Trip.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 9/91:15 pm -
3 stops37h 02m
Sat 9/1912:17 pm -
3 stops43h 08m
Deal found 8/2![Multiple Airlines logo]()
$931
This Trip.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/211:15 pm -
3 stops37h 17m
Wed 9/3012:17 pm -
3 stops43h 08m
Deal found 7/31![Multiple Airlines logo]()
$935
This Air Canada deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3011:20 am -
2 stops46h 30m
Mon 2/810:40 am -
2 stops29h 55m
Deal found 8/1![Air Canada logo]()
$936
This Air Canada deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:20 am -
2 stops37h 40m
Mon 11/301:55 pm -
2 stops26h 40m
Deal found 8/2![Air Canada logo]()
$939
Best flights from Australia to IllinoisDiscover carefully curated flight deals from Australia to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 5, 2026.
Discover carefully curated flight deals from Australia to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 5, 2026.
This Air Canada deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3011:20 am -
2 stops46h 30m
Mon 2/87:05 am -
3 stops33h 30m
Deal found 8/1![Air Canada logo]()
$944
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 8/309:30 am -
1 stop34h 15m
Sun 9/610:00 pm -
1 stop43h 15m
Deal found 8/2![United Airlines logo]()
$965
This Expedia deal was found by Cheapflights users on 8/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:45 am -
2 stops29h 16m
Sat 11/283:30 pm -
2 stops28h 50m
Deal found 8/4![Multiple Airlines logo]()
$1,017
This Bravofly deal was found by Cheapflights users on 8/3. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2612:00 pm -
1 stop19h 47m
Tue 2/166:30 am -
1 stop34h 00m
Deal found 8/3![Qantas Airways logo]()
$1,142
This Bravofly deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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.
Sun 11/1512:45 am -
1 stop29h 10m
Mon 11/232:35 pm -
1 stop28h 55m
Deal found 8/2![Cathay Pacific logo]()
$1,189
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:00 am -
2 stops26h 31m
Fri 9/1810:29 am -
2 stops30h 21m
Deal found 7/31![Delta logo]()
$1,218
This Air New Zealand deal was found by Cheapflights users on 8/5. 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 New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1512:10 pm -
2 stops24h 45m
Wed 11/252:00 pm -
2 stops25h 55m
Deal found 8/5![Air New Zealand logo]()
$1,430
This American Airlines deal was found by Cheapflights users on 8/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:10 am -
1 stop25h 49m
Tue 9/293:20 pm -
1 stop24h 45m
Deal found 8/3![American Airlines logo]()
$1,510
This Jettzy deal was found by Cheapflights users on 8/4. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:15 pm -
1 stop37h 30m
Thu 9/2412:30 am -
1 stop28h 30m
Deal found 8/4![EVA Air logo]()
$1,675
This BYOjet deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:00 pm -
1 stop31h 35m
Sun 9/64:30 pm -
2 stops32h 00m
Deal found 7/31![Qatar Airways logo]()
$1,819
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 8/3110:55 am -
1 stop33h 09m
Sun 9/610:00 pm -
1 stop43h 15m
Deal found 8/2![United Airlines logo]()
$965
This lol.travel deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 8/159:35 pm -
1 stop30h 20m
Tue 8/185:45 pm -
1 stop37h 15m
Deal found 8/1![ANA logo]()
$1,969
This Booking.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:10 am -
2 stops24h 27m
Fri 11/203:30 pm -
2 stops29h 30m
Deal found 8/1![Multiple Airlines logo]()
$1,025
This Gotogate deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/149:20 am -
1 stop20h 23m
Mon 9/213:40 pm -
1 stop24h 40m
Deal found 7/31![Air Canada logo]()
$1,033
This Japan Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:10 am -
2 stops44h 35m
Sun 8/232:30 pm -
2 stops45h 10m
Deal found 8/2![Japan Airlines logo]()
$2,177
This Emirates deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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.
Mon 9/710:20 pm -
1 stop30h 25m
Sun 9/208:35 pm -
1 stop32h 00m
Deal found 8/2![Emirates logo]()
$2,263
This Air Canada deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 11/1211:20 am -
2 stops26h 39m
Mon 11/167:30 am -
3 stops33h 05m
Deal found 7/31![Air Canada logo]()
$1,037
This Air Canada deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/168:00 pm -
2 stops33h 13m
Wed 9/237:48 pm -
2 stops26h 32m
Deal found 8/1![Multiple Airlines logo]()
$1,061
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:20 am -
1 stop21h 53m
Mon 11/165:55 pm -
1 stop44h 05m
Deal found 8/3![United Airlines logo]()
$1,061
This Air Canada deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 10/287:00 am -
3 stops48h 26m
Sun 11/14:05 pm -
3 stops53h 30m
Deal found 7/31![Air Canada logo]()
$1,038
This Cathay Pacific deal was found by Cheapflights users on 8/5. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/153:35 pm -
1 stop38h 20m
Wed 11/252:35 pm -
1 stop28h 55m
Deal found 8/5![Cathay Pacific logo]()
$1,290
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/2110:20 am -
2 stops21h 14m
Wed 9/301:29 pm -
2 stops26h 31m
Deal found 8/4![United Airlines logo]()
$1,078
This Air Canada deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:45 pm -
2 stops32h 58m
Fri 9/257:45 pm -
1 stop20h 20m
Deal found 8/2![Multiple Airlines logo]()
$1,088
This Gotogate deal was found by Cheapflights users on 8/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:20 am -
2 stops44h 32m
Thu 9/243:40 pm -
1 stop24h 40m
Deal found 8/4![Air Canada logo]()
$1,053
This Trip.com deal was found by Cheapflights users on 8/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:45 am -
2 stops30h 38m
Wed 10/149:20 am -
2 stops29h 25m
Deal found 8/4![Multiple Airlines logo]()
$1,115
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/89:15 am -
2 stops24h 04m
Tue 9/221:19 pm -
2 stops26h 31m
Deal found 7/31![Delta logo]()
$1,519
This Bravofly deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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.
Sun 8/239:10 am -
1 stop20h 44m
Mon 9/77:00 pm -
1 stop21h 05m
Deal found 8/2![Qantas Airways logo]()
$1,531
This Air Canada deal was found by Cheapflights users on 8/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:20 am -
3 stops37h 31m
Tue 9/2211:05 am -
3 stops29h 15m
Deal found 8/3![Air Canada logo]()
$1,055
This SmartFares deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Wed 9/22:25 pm -
1 stop38h 55m
Thu 9/104:00 pm -
1 stop39h 15m
Deal found 7/31![Cathay Pacific logo]()
$1,407
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:45 am -
1 stop22h 20m
Sun 11/16:50 pm -
2 stops45h 40m
Deal found 8/3![United Airlines logo]()
$1,183
Last-minute flights from Australia to IllinoisDiscover last-minute flight deals from Australia to Illinois. Data last updated August 5, 2026 and is based on user searches.
Discover last-minute flight deals from Australia to Illinois. Data last updated August 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/4. 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.
Thu 8/610:55 am -
2 stops27h 34m
Thu 8/131:36 pm -
2 stops27h 39m
Deal found 8/4![United Airlines logo]()
$965
This Gotogate deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Thu 8/2710:15 am -
1 stop19h 21m
Wed 9/98:45 am -
2 stops31h 20m
Deal found 7/31![Air Canada logo]()
$921
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 8/309:30 am -
1 stop34h 15m
Sun 9/610:00 pm -
1 stop43h 15m
Deal found 8/2![United Airlines logo]()
$965
This Mytrip deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/28:40 pm -
2 stops32h 56m
Tue 9/153:40 pm -
2 stops28h 55m
Deal found 8/1![Air Canada logo]()
$922
This Trip.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/81:15 pm -
2 stops32h 02m
Tue 9/226:30 am -
3 stops48h 55m
Deal found 7/31![Multiple Airlines logo]()
$835
This SmartFares deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Tue 9/89:20 am -
1 stop20h 23m
Tue 9/223:40 pm -
1 stop24h 40m
Deal found 7/31![Air Canada logo]()
$922
This Trip.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 9/91:15 pm -
3 stops37h 02m
Sat 9/1912:17 pm -
3 stops43h 08m
Deal found 8/2![Multiple Airlines logo]()
$931
This Trip.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/106:00 am -
2 stops23h 43m
Mon 9/213:40 pm -
2 stops33h 40m
Deal found 7/31![Multiple Airlines logo]()
$983
This Gotogate deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/1410:00 am -
2 stops25h 12m
Mon 9/2111:05 am -
2 stops29h 00m
Deal found 7/31![Air Canada logo]()
$920
This Mytrip deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/1510:15 am -
1 stop19h 28m
Tue 9/228:45 am -
2 stops31h 20m
Deal found 8/1![Air Canada logo]()
$928
This Trip.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/211:15 pm -
3 stops37h 17m
Wed 9/3012:17 pm -
3 stops43h 08m
Deal found 7/31![Multiple Airlines logo]()
$935
This Gotogate deal was found by Cheapflights users on 8/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am -
2 stops23h 43m
Mon 9/283:40 pm -
2 stops33h 10m
Deal found 8/3![Multiple Airlines logo]()
$971
One-way flights from Australia to IllinoisSearch for one-way flight options from Australia to Illinois. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
Search for one-way flight options from Australia to Illinois. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 10/82:15 pm -
3 stops37h 42m
Deal found 8/1![Multiple Airlines logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:15 pm -
3 stops31h 27m
Deal found 8/3![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 11/182:00 pm -
3 stops37h 01m
Deal found 8/1![Multiple Airlines logo]()
$491
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/252:00 pm -
3 stops50h 33m
Deal found 8/3![Multiple Airlines logo]()
$498
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 11/182:00 pm -
3 stops37h 58m
Deal found 8/1![Multiple Airlines logo]()
$501
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:15 pm -
3 stops36h 43m
Deal found 8/3![Multiple Airlines logo]()
$507
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 10/232:30 pm -
3 stops45h 55m
Deal found 8/1![Multiple Airlines logo]()
$523
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:15 pm -
3 stops43h 35m
Deal found 8/4![Multiple Airlines logo]()
$524
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 11/132:55 pm -
3 stops43h 42m
Deal found 8/1![Multiple Airlines logo]()
$532
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/281:30 pm -
3 stops39h 06m
Deal found 7/31![Multiple Airlines logo]()
$536
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:20 am -
3 stops48h 11m
Deal found 8/4![Multiple Airlines logo]()
$541
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:15 pm -
3 stops44h 05m
Deal found 8/4![Multiple Airlines logo]()
$552
Find flight deals from Australia to Illinois
Keep the following information in mind while searching for Australia to Illinois flight deals. Data was last updated August 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $835 (Trip.com) |
One-way from | $482 (Kiwi.com) |
Popular in | July |
Cheapest in | August |
Average price | $1,080 |
Cheapflights Fare Finder
Customize your flight search to find flights from Australia to Illinois 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 August 5, 2026.
Use the filters below to find and compare flights from Australia to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SydneyChicago
SYD - ORD
SYDORD
Sydney Kingsford Smith
Mon 11/30
11:20 am-4:50 pm
2 stops46h 30m
Chicago O'Hare Intl
Mon 2/8
7:05 am-9:35 am
3 stops33h 30m
$944
MelbourneChicago
MEL - ORD
MELORD
Melbourne
Sun 8/30
9:30 am-4:45 am
1 stop34h 15m
Chicago O'Hare Intl
Sun 9/6
10:00 pm-8:15 am
1 stop43h 15m
$965
MelbourneChicago
MEL - ORD
MELORD
Melbourne
Mon 8/31
10:55 am-5:04 am
1 stop33h 09m
Chicago O'Hare Intl
Sun 9/6
10:00 pm-8:15 am
1 stop43h 15m
$965
MelbourneChicago
MEL - ORD
MELORD
Melbourne
Wed 11/18
7:45 am-8:01 pm
2 stops29h 16m
Chicago O'Hare Intl
Sat 11/28
3:30 pm-1:20 pm
2 stops28h 50m
$1,017
MelbourneChicago
MEL - ORD
MELORD
Melbourne
Mon 11/2
7:10 am-2:37 pm
2 stops24h 27m
Chicago O'Hare Intl
Fri 11/20
3:30 pm-2:00 pm
2 stops29h 30m
$1,025
SydneyChicago
SYD - ORD
SYDORD
Sydney Kingsford Smith
Mon 9/14
9:20 am-2:43 pm
1 stop20h 23m
Chicago O'Hare Intl
Mon 9/21
3:40 pm-7:20 am
1 stop24h 40m
$1,033
SydneySt. Louis
SYD - STL
SYDSTL
Sydney Kingsford Smith
Thu 11/12
11:20 am-8:59 pm
2 stops26h 39m
Lambert-St Louis
Mon 11/16
7:30 am-9:35 am
3 stops33h 05m
$1,037
MelbourneSt. Louis
MEL - STL
MELSTL
Melbourne
Wed 10/28
7:00 am-3:26 pm
3 stops48h 26m
Lambert-St Louis
Sun 11/1
4:05 pm-2:35 pm
3 stops53h 30m
$1,038
SydneyChicago
SYD - ORD
SYDORD
Sydney Kingsford Smith
Thu 9/17
9:20 am-2:52 pm
2 stops44h 32m
Chicago O'Hare Intl
Thu 9/24
3:40 pm-7:20 am
1 stop24h 40m
$1,053
SydneyChicago
SYD - ORD
SYDORD
Sydney Kingsford Smith
Tue 9/8
9:20 am-7:51 am
3 stops37h 31m
Chicago O'Hare Intl
Tue 9/22
11:05 am-7:20 am
3 stops29h 15m
$1,055
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Australia to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Australia with our price prediction graph.
SYD-STL
MEL-STL
MEL-ORD
SYD-ORD
SYD-MDW
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 Illinois
AU0-USIL
SYD-STL
MEL-STL
MEL-ORD
SYD-ORD
What is the cheapest month to book a flight from Australia to Illinois?
Currently, May is the cheapest month in which you can book a flight from Australia to Illinois (average of $1,126). Flying from Australia to Illinois in July is currently the most expensive (average of $1,401). 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 Illinois?
The best time to book flights from Australia to Illinois is 53 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated August 5, 2026.
Peruse reviews from past customers who have flown with Japan Airlines,Qantas Airways, andUnited Airlines from Australia to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.4
Comfort
8.2
Food
7.7
Entertainment
7.8
Overall
8.3
Crew
8.7
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Boarding
8.4
Comfort
8.2
Food
7.7
Entertainment
7.8
Overall
8.3
Crew
8.7
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Boarding
8.4
Comfort
8.2
Food
7.7
Entertainment
7.8
Overall
8.3
Crew
8.7
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Boarding
8.4
Comfort
8.2
Food
7.7
Entertainment
7.8
Overall
8.3
Crew
8.7
Reviews
1 / 20
4.0
OkayPaul,Jun 2026
HND - DFW
Boarding
8.4
Comfort
8.2
Food
7.7
Entertainment
7.8
Overall
8.3
Crew
8.7
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 Illinois. 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 Australia to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Australia to Illinois by cabin class
Find flights from Australia to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Australia and Illinois flights
Browse other Australia and Illinois flight options. Last updated on August 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Illinois
Find the right flight back to Australia after your stay in Illinois
Australia to Illinois flights
Consider these flights traveling from Australia to Illinois.
Top 4 airlines flying from Australia to Illinois
Discover the top 4 airlines that operate flights from Australia to Illinois. 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 August 5, 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% |