$497+ Cheap flights from Ontario (ONT) to Australia
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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SYD
Sep 13 — Sep 201
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Australia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Ontario to AustraliaExplore the most affordable flight options available from Ontario to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
Explore the most affordable flight options available from Ontario to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
This SmartFares deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:31 am -
1 stop40h 19m
Tue 9/158:45 pm -
1 stop18h 25m
Deal found 8/13![Multiple Airlines logo]()
$971
This Ovago deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:00 am -
1 stop17h 50m
Tue 10/279:40 pm -
1 stop17h 49m
Deal found 8/14![Multiple Airlines logo]()
$999
This flugladen.de deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:31 am -
1 stop40h 19m
Sun 8/308:45 pm -
1 stop18h 25m
Deal found 8/10![Multiple Airlines logo]()
$1,030
This Alaska Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:00 am -
2 stops34h 30m
Sun 11/13:20 pm -
2 stops24h 22m
Deal found 8/13![Multiple Airlines logo]()
$1,056
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:30 pm -
1 stop25h 00m
Sun 12/2011:40 am -
1 stop18h 35m
Deal found 8/12![United Airlines logo]()
$1,088
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:13 pm -
1 stop18h 17m
Sun 9/610:30 am -
1 stop18h 42m
Deal found 8/12![United Airlines logo]()
$1,091
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:13 pm -
1 stop18h 17m
Wed 9/910:30 am -
1 stop18h 42m
Deal found 8/12![United Airlines logo]()
$1,101
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:13 pm -
1 stop20h 02m
Mon 9/710:55 am -
1 stop18h 17m
Deal found 8/13![United Airlines logo]()
$1,103
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 8/177:13 pm -
1 stop20h 02m
Sun 8/3010:55 am -
1 stop18h 17m
Deal found 8/14![United Airlines logo]()
$1,104
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:00 am -
2 stops32h 30m
Fri 9/1110:30 am -
1 stop18h 42m
Deal found 8/12![United Airlines logo]()
$1,105
This Alaska Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:00 am -
2 stops31h 35m
Sat 11/712:25 pm -
2 stops27h 17m
Deal found 8/10![Multiple Airlines logo]()
$1,106
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:13 pm -
1 stop20h 02m
Mon 8/3110:55 am -
1 stop18h 17m
Deal found 8/10![United Airlines logo]()
$1,106
Best flights from Ontario to AustraliaDiscover carefully curated flight deals from Ontario to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
Discover carefully curated flight deals from Ontario to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am -
2 stops31h 50m
Sun 9/209:15 am -
2 stops31h 32m
Deal found 8/10![Delta logo]()
$1,048
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:13 pm -
1 stop18h 17m
Sun 9/610:30 am -
1 stop18h 42m
Deal found 8/12![United Airlines logo]()
$1,091
This Alaska Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:00 am -
1 stop18h 45m
Fri 11/69:40 pm -
1 stop19h 02m
Deal found 8/10![Multiple Airlines logo]()
$1,102
This Qatar Airways deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 9/112:00 pm -
2 stops34h 30m
Tue 9/2210:00 pm -
2 stops37h 33m
Deal found 8/14![Qatar Airways logo]()
$1,472
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:56 pm -
1 stop23h 59m
Sun 9/2010:20 am -
1 stop26h 41m
Deal found 8/13![United Airlines logo]()
$1,093
This Alaska Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:31 am -
1 stop40h 19m
Thu 8/278:45 pm -
1 stop18h 25m
Deal found 8/14![Multiple Airlines logo]()
$1,119
This China Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:50 pm -
1 stop41h 55m
Sun 11/2211:10 pm -
1 stop35h 55m
Deal found 8/11![China Airlines logo]()
$2,275
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 11/44:17 pm -
1 stop22h 03m
Wed 11/1811:50 am -
1 stop19h 39m
Deal found 8/14![United Airlines logo]()
$1,093
This Alaska Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:00 am -
2 stops22h 25m
Sat 10/241:00 pm -
2 stops25h 29m
Deal found 8/14![Multiple Airlines logo]()
$1,156
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:18 pm -
2 stops24h 37m
Mon 9/2810:20 am -
1 stop17h 03m
Deal found 8/13![United Airlines logo]()
$1,098
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 8/305:00 am -
2 stops32h 55m
Sun 9/610:20 am -
1 stop18h 52m
Deal found 8/14![United Airlines logo]()
$1,098
This Alaska Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:00 am -
2 stops43h 45m
Sun 11/16:00 am -
2 stops33h 42m
Deal found 8/13![Multiple Airlines logo]()
$1,223
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/144:03 pm -
1 stop21h 27m
Wed 10/2110:30 am -
1 stop16h 53m
Deal found 8/11![United Airlines logo]()
$1,101
This Qatar Airways deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
2 stops41h 30m
Sun 11/229:55 pm -
2 stops43h 09m
Deal found 8/11![Qatar Airways logo]()
$1,619
This Qatar Airways deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:59 pm -
2 stops52h 31m
Fri 10/210:10 pm -
2 stops36h 50m
Deal found 8/12![Qatar Airways logo]()
$1,627
This Alaska Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:31 am -
2 stops54h 04m
Tue 9/153:50 pm -
2 stops23h 20m
Deal found 8/10![Multiple Airlines logo]()
$1,346
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 8/307:13 pm -
1 stop20h 02m
Sun 9/610:55 am -
1 stop18h 17m
Deal found 8/14![United Airlines logo]()
$1,113
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:17 pm -
1 stop23h 13m
Wed 12/212:45 pm -
1 stop18h 35m
Deal found 8/10![United Airlines logo]()
$1,113
This Qatar Airways deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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.
Fri 10/911:13 am -
2 stops35h 17m
Mon 11/910:00 pm -
2 stops38h 47m
Deal found 8/14![Qatar Airways logo]()
$1,667
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/14:03 pm -
1 stop23h 27m
Mon 2/158:40 am -
2 stops20h 17m
Deal found 8/10![United Airlines logo]()
$1,123
This Qatar Airways deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:00 am -
2 stops38h 25m
Wed 11/1110:00 pm -
2 stops43h 36m
Deal found 8/10![Qatar Airways logo]()
$1,700
This Alaska Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:31 am -
2 stops64h 24m
Tue 9/226:00 am -
2 stops32h 40m
Deal found 8/13![Multiple Airlines logo]()
$1,625
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:37 pm -
1 stop18h 53m
Sat 12/57:35 am -
2 stops20h 22m
Deal found 8/10![United Airlines logo]()
$1,124
This Alaska Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:31 am -
2 stops62h 44m
Thu 10/19:20 am -
2 stops29h 50m
Deal found 8/10![Multiple Airlines logo]()
$1,625
This Qatar Airways deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:12 pm -
2 stops34h 18m
Thu 10/810:00 pm -
2 stops43h 12m
Deal found 8/10![Qatar Airways logo]()
$1,827
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:53 pm -
1 stop24h 02m
Tue 10/611:20 am -
1 stop17h 03m
Deal found 8/10![United Airlines logo]()
$1,143
This Qatar Airways deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
2 stops39h 25m
Mon 11/910:00 pm -
2 stops38h 47m
Deal found 8/10![Qatar Airways logo]()
$1,832
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 9/121:18 pm -
2 stops49h 57m
Sat 9/196:00 pm -
2 stops35h 12m
Deal found 8/14![United Airlines logo]()
$1,146
This Alaska Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:31 am -
2 stops62h 44m
Fri 10/27:00 am -
2 stops32h 10m
Deal found 8/11![Multiple Airlines logo]()
$1,746
This Qatar Airways deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
2 stops39h 25m
Tue 11/1010:00 pm -
2 stops38h 47m
Deal found 8/10![Qatar Airways logo]()
$1,832
Last-minute flights from Ontario to AustraliaDiscover last-minute flight deals from Ontario to Australia. Data last updated August 14, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Australia. Data last updated August 14, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:00 am -
2 stops56h 30m
Tue 9/1510:30 am -
2 stops27h 23m
Deal found 8/12![United Airlines logo]()
$1,120
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:13 pm -
1 stop18h 17m
Wed 9/910:30 am -
1 stop18h 42m
Deal found 8/12![United Airlines logo]()
$1,101
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:00 am -
2 stops32h 30m
Tue 9/1510:30 am -
1 stop20h 31m
Deal found 8/12![United Airlines logo]()
$1,105
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:13 pm -
1 stop20h 02m
Sun 8/3010:55 am -
1 stop18h 17m
Deal found 8/12![United Airlines logo]()
$1,104
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:13 pm -
1 stop20h 02m
Mon 8/3110:55 am -
1 stop18h 17m
Deal found 8/10![United Airlines logo]()
$1,106
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:13 pm -
1 stop20h 02m
Mon 8/2410:55 am -
1 stop18h 17m
Deal found 8/12![United Airlines logo]()
$1,113
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:13 pm -
1 stop18h 17m
Sun 9/610:30 am -
1 stop18h 42m
Deal found 8/12![United Airlines logo]()
$1,091
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:13 pm -
1 stop20h 02m
Mon 9/710:55 am -
1 stop18h 17m
Deal found 8/13![United Airlines logo]()
$1,103
This flugladen.de deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:31 am -
1 stop40h 19m
Sun 8/308:45 pm -
1 stop18h 25m
Deal found 8/10![Multiple Airlines logo]()
$1,030
This SmartFares deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:31 am -
1 stop40h 19m
Tue 9/158:45 pm -
1 stop18h 25m
Deal found 8/13![Multiple Airlines logo]()
$971
This Kissandfly.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:13 pm -
1 stop18h 42m
Tue 9/1510:20 am -
1 stop26h 41m
Deal found 8/11![Lufthansa logo]()
$1,048
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:00 am -
2 stops34h 15m
Tue 9/810:55 am -
1 stop18h 17m
Deal found 8/10![United Airlines logo]()
$1,117
One-way flights from Ontario to AustraliaSearch for one-way flight options from Ontario to Australia. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
Search for one-way flight options from Ontario to Australia. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
This oojo deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:51 pm -
2 stops42h 34m
Deal found 8/11![Qantas Airways logo]()
$497
This oojo deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:14 pm -
2 stops46h 11m
Deal found 8/13![Multiple Airlines logo]()
$498
This Qantas Airways deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3012:59 pm -
2 stops24h 26m
Deal found 8/10![Multiple Airlines logo]()
$506
This Alaska Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:00 am -
1 stop17h 50m
Deal found 8/10![Multiple Airlines logo]()
$512
This SmartFares deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:31 am -
1 stop40h 19m
Deal found 8/11![Multiple Airlines logo]()
$518
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:05 pm -
2 stops20h 45m
Deal found 8/11![Delta logo]()
$533
This Alaska Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 9/139:31 am -
1 stop40h 19m
Deal found 8/14![Multiple Airlines logo]()
$535
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:00 am -
2 stops31h 00m
Deal found 8/12![Delta logo]()
$538
This Alaska Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:00 am -
2 stops42h 05m
Deal found 8/9![Multiple Airlines logo]()
$539
This Alaska Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:00 am -
2 stops31h 00m
Deal found 8/13![Multiple Airlines logo]()
$539
This Alaska Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:00 am -
2 stops40h 20m
Deal found 8/13![Multiple Airlines logo]()
$540
This Kissandfly.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:13 pm -
1 stop18h 42m
Deal found 8/12![Lufthansa logo]()
$550
Find flight deals from Ontario to Australia
Keep the following information in mind while searching for Ontario to Australia flight deals. Data was last updated August 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $971 (SmartFares) |
One-way from | $497 (oojo) |
Popular in | December |
Cheapest in | May |
Average price | $974 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario 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 2,558,603 searches. Data last updated August 14, 2026.
Use the filters below to find and compare flights from Ontario to Australia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioSydney
ONT Ontario - SYD Sydney Kingsford Smith
ONTSYD
Ontario
Tue 9/1
6:00 am-6:50 am
2 stops31h 50m
Sydney Kingsford Smith
Sun 9/20
9:15 am-11:47 pm
2 stops31h 32m
$1,048
Quickest round-trip
OntarioBrisbane
ONT Ontario - BNE Brisbane
ONTBNE
Ontario
Mon 8/24
7:13 pm-6:30 am
1 stop18h 17m
Brisbane
Sun 9/6
10:30 am-12:12 pm
1 stop18h 42m
$1,091
OntarioSydney
ONT Ontario - SYD Sydney Kingsford Smith
ONTSYD
Ontario
Sun 9/6
1:56 pm-6:55 am
1 stop23h 59m
Sydney Kingsford Smith
Sun 9/20
10:20 am-8:01 pm
1 stop26h 41m
$1,093
OntarioSydney
ONT Ontario - SYD Sydney Kingsford Smith
ONTSYD
Ontario
Wed 11/4
4:17 pm-9:20 am
1 stop22h 03m
Sydney Kingsford Smith
Wed 11/18
11:50 am-12:29 pm
1 stop19h 39m
$1,093
OntarioSydney
ONT Ontario - SYD Sydney Kingsford Smith
ONTSYD
Ontario
Tue 9/22
1:18 pm-6:55 am
2 stops24h 37m
Sydney Kingsford Smith
Mon 9/28
10:20 am-10:23 am
1 stop17h 03m
$1,098
OntarioSydney
ONT Ontario - SYD Sydney Kingsford Smith
ONTSYD
Ontario
Sun 8/30
5:00 am-6:55 am
2 stops32h 55m
Sydney Kingsford Smith
Sun 9/6
10:20 am-12:12 pm
1 stop18h 52m
$1,098
OntarioBrisbane
ONT Ontario - BNE Brisbane
ONTBNE
Ontario
Wed 10/14
4:03 pm-6:30 am
1 stop21h 27m
Brisbane
Wed 10/21
10:30 am-10:23 am
1 stop16h 53m
$1,101
OntarioSydney
ONT Ontario - SYD Sydney Kingsford Smith
ONTSYD
Ontario
Sat 10/24
7:00 am-7:45 pm
1 stop18h 45m
Sydney Kingsford Smith
Fri 11/6
9:40 pm-9:42 pm
1 stop19h 02m
$1,102
OntarioMelbourne
ONT Ontario - MEL Melbourne
ONTMEL
Ontario
Sun 8/30
7:13 pm-8:15 am
1 stop20h 02m
Melbourne
Sun 9/6
10:55 am-12:12 pm
1 stop18h 17m
$1,113
OntarioMelbourne
ONT Ontario - MEL Melbourne
ONTMEL
Ontario
Wed 11/11
4:17 pm-10:30 am
1 stop23h 13m
Melbourne
Wed 12/2
12:45 pm-12:20 pm
1 stop18h 35m
$1,113
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Australia
Have a flexible travel schedule? Discover the best time to fly to Australia from Ontario with our price prediction graph.
ONT-SYD
ONT-BNE
ONT-MEL
ONT-ADL
ONT-OOL
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 Ontario to Australia
ONT-AU0
ONT-SYD
ONT-BNE
ONT-MEL
ONT-ADL
No data available for this route at this time. Please check back soon.
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 August 14, 2026.
Get a feel of what it's like to fly with United Airlines from Ontario to Australia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Overall
7.4
Crew
8.1
Food
6.7
Comfort
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Boarding
7.7
Overall
7.4
Crew
8.1
Food
6.7
Comfort
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Related info for your journey
Find useful and relevant information for your journey from Ontario 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 Ontario 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 Ontario to Australia by cabin class
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Ontario and Australia flights
Browse other Ontario and Australia flight options. Last updated on August 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Australia flights
Consider these flights traveling from Ontario to Australia.
Fly to Australia regions
Consider these flights traveling to Australia regions.
Top airline flying from Ontario to Australia
Discover the top airline that operate flights from Ontario 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 2,558,603 searches. Data last updated August 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,049 | Average$1,111 | FlexibilityNo cancel fee | On-time69% |