$109+ Cheap flights from Austin (AUS) to Ontario
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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — YYZ
Apr 17 — Apr 241
Round-trip
1 adult, Economy
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Cheapest flights from Austin to OntarioExplore the most affordable flight options available from Austin to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 18, 2026.
Explore the most affordable flight options available from Austin to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 18, 2026.
This Mytrip deal was found by Cheapflights users on 3/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:12 am
AUS
- YYZ
1 stop16h 08m
Multiple Airlines
Mon 4/133:40 pm
YYZ
- AUS
1 stop25h 24m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/95:50 am
AUS
- YTZ
2 stops13h 13m
Multiple Airlines
Mon 4/133:00 pm
YTZ
- AUS
1 stop9h 59m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/71:26 pm
AUS
- YTZ
2 stops29h 37m
Multiple Airlines
Thu 4/93:00 pm
YTZ
- AUS
1 stop9h 59m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/74:59 pm
AUS
- YYZ
1 stop29h 21m
Multiple Airlines
Thu 4/93:40 pm
YYZ
- AUS
1 stop9h 44m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/84:59 pm
AUS
- YYZ
1 stop29h 21m
Multiple Airlines
Fri 4/103:40 pm
YYZ
- AUS
1 stop9h 44m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” 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 4/85:50 am
AUS
- YTZ
2 stops13h 13m
Multiple Airlines
Mon 4/131:30 pm
YTZ
- AUS
1 stop11h 29m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$309
This Mytrip deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” 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.
Thu 4/26:12 am
AUS
- YYZ
1 stop12h 43m
Multiple Airlines
Wed 4/83:40 pm
YYZ
- AUS
1 stop9h 44m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$310
This Mytrip deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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.
Fri 4/104:59 pm
AUS
- YYZ
2 stops28h 36m
Multiple Airlines
Sun 4/123:40 pm
YYZ
- AUS
1 stop9h 44m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/85:50 am
AUS
- YTZ
2 stops13h 13m
Multiple Airlines
Fri 4/106:15 pm
YTZ
- AUS
1 stop19h 06m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$319
This Mytrip deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/16:12 am
AUS
- YYZ
1 stop16h 08m
Multiple Airlines
Wed 4/83:40 pm
YYZ
- AUS
1 stop9h 44m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/15:50 am
AUS
- YTZ
2 stops13h 13m
Multiple Airlines
Wed 4/83:00 pm
YTZ
- AUS
1 stop9h 59m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$335
This American Airlines deal was found by Cheapflights users on 3/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:22 pm
AUS
- YUL
1 stop16h 22m
American Airlines
Tue 6/25:33 pm
YUL
- AUS
1 stop7h 19m
American Airlines
Deal found 3/13![American Airlines logo]()
$337
Best flights from Austin to OntarioDiscover carefully curated flight deals from Austin to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 18, 2026.
Discover carefully curated flight deals from Austin to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:50 am
AUS
- YTZ
2 stops13h 13m
Multiple Airlines
Mon 4/136:15 pm
YTZ
- AUS
1 stop19h 06m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$350
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Thu 4/27:00 am
AUS
- YOW
1 stop5h 53m
United Airlines
Mon 4/63:10 pm
YOW
- AUS
1 stop8h 33m
United Airlines
Deal found 3/13![United Airlines logo]()
$366
This Alaska Airlines deal was found by Cheapflights users on 3/14. 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.
Tue 4/287:25 am
AUS
- YYZ
2 stops31h 20m
Alaska Airlines
Tue 5/54:55 pm
YYZ
- AUS
2 stops31h 44m
Alaska Airlines
Deal found 3/14![Alaska Airlines logo]()
$501
This Delta deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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 6/116:45 am
AUS
- YYZ
1 stop9h 08m
Delta
Mon 6/156:00 am
YYZ
- AUS
1 stop10h 30m
Delta
Deal found 3/16![Delta logo]()
$570
This Air Canada deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/99:40 am
AUS
- YUL
Nonstop3h 57m
Air Canada
Sun 4/125:35 pm
YUL
- AUS
Nonstop4h 35m
Air Canada
Deal found 3/17![Air Canada logo]()
$709
This United Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” 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 4/14:57 pm
AUS
- YOW
1 stop5h 57m
United Airlines
Sun 4/56:00 am
YOW
- AUS
1 stop10h 36m
United Airlines
Deal found 3/15![United Airlines logo]()
$366
This United Airlines deal was found by Cheapflights users on 3/14. 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 4/127:25 pm
AUS
- YOW
2 stops17h 34m
United Airlines
Sun 4/192:40 pm
YOW
- AUS
1 stop7h 03m
United Airlines
Deal found 3/14![United Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/309:25 am
AUS
- YTZ
1 stop9h 25m
Multiple Airlines
Sun 5/38:25 am
YTZ
- AUS
1 stop10h 46m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” 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 4/112:14 pm
AUS
- YOW
1 stop5h 41m
United Airlines
Mon 4/67:30 pm
YOW
- AUS
2 stops14h 08m
United Airlines
Deal found 3/15![United Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:18 pm
AUS
- YTZ
1 stop13h 17m
Multiple Airlines
Wed 6/31:45 pm
YTZ
- AUS
2 stops31h 33m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$455
This Alaska Airlines deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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 4/77:20 am
AUS
- YYZ
2 stops31h 25m
Alaska Airlines
Fri 4/104:55 pm
YYZ
- AUS
2 stops31h 56m
Alaska Airlines
Deal found 3/16![Alaska Airlines logo]()
$556
This Delta deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” 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 6/94:40 pm
AUS
- YYZ
1 stop5h 17m
Delta
Tue 6/1612:30 pm
YYZ
- AUS
1 stop5h 45m
Delta
Deal found 3/15![Delta logo]()
$570
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/298:12 pm
AUS
- YTZ
2 stops16h 08m
Multiple Airlines
Mon 3/306:15 pm
YTZ
- AUS
1 stop6h 44m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$476
This United Airlines deal was found by Cheapflights users on 3/14. 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 6/35:30 am
AUS
- YOW
2 stops7h 47m
United Airlines
Sat 6/136:05 am
YOW
- AUS
2 stops9h 36m
United Airlines
Deal found 3/14![United Airlines logo]()
$456
This Delta deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” 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 6/55:15 am
AUS
- YYZ
1 stop5h 04m
Delta
Thu 6/187:45 am
YYZ
- AUS
1 stop7h 03m
Delta
Deal found 3/15![Delta logo]()
$570
This Mytrip deal was found by Cheapflights users on 3/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:12 pm
AUS
- YTZ
3 stops22h 51m
Multiple Airlines
Fri 4/106:15 pm
YTZ
- AUS
2 stops22h 49m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$476
This Kiwi.com deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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 5/199:25 am
AUS
- YTZ
2 stops11h 23m
Multiple Airlines
Sun 5/2411:20 am
YTZ
- AUS
1 stop7h 53m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$487
This Delta deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/303:34 pm
AUS
- YUL
1 stop7h 17m
Delta
Tue 5/59:30 am
YUL
- AUS
2 stops13h 26m
Delta
Deal found 3/17![Delta logo]()
$596
This Alaska Airlines deal was found by Cheapflights users on 3/13. 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 4/147:20 am
AUS
- YYZ
2 stops31h 25m
Alaska Airlines
Wed 4/224:55 pm
YYZ
- AUS
1 stop32h 29m
Alaska Airlines
Deal found 3/13![Alaska Airlines logo]()
$660
This Air Canada deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/309:40 am
AUS
- YUL
Nonstop3h 57m
Air Canada
Mon 5/45:00 am
YUL
- AUS
1 stop6h 53m
Air Canada
Deal found 3/17![Air Canada logo]()
$728
This United Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:09 pm
AUS
- YYZ
1 stop5h 50m
United Airlines
Mon 6/16:10 am
YYZ
- AUS
1 stop8h 11m
United Airlines
Deal found 3/17![United Airlines logo]()
$516
This Kiwi.com deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 6/67:18 pm
AUS
- YTZ
2 stops20h 15m
Multiple Airlines
Mon 6/159:15 am
YTZ
- AUS
1 stop10h 46m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$557
This Delta deal was found by Cheapflights users on 3/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/103:55 pm
AUS
- YYZ
1 stop7h 02m
Delta
Wed 4/226:00 am
YYZ
- AUS
1 stop11h 43m
Delta
Deal found 3/14![Delta logo]()
$695
This United Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 5/148:45 am
AUS
- YYZ
1 stop6h 01m
United Airlines
Sun 5/178:10 am
YYZ
- AUS
Nonstop3h 43m
United Airlines
Deal found 3/17![United Airlines logo]()
$582
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/55:50 am
AUS
- YTZ
1 stop6h 30m
Multiple Airlines
Sat 4/116:25 pm
YTZ
- AUS
1 stop6h 34m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$561
This Kiwi.com deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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 6/69:25 am
AUS
- YTZ
1 stop9h 45m
Multiple Airlines
Thu 6/118:35 pm
YTZ
- AUS
1 stop12h 45m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$578
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/317:18 pm
AUS
- YTZ
1 stop11h 42m
Multiple Airlines
Wed 6/311:20 am
YTZ
- AUS
1 stop8h 10m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$581
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Thu 4/96:00 am
AUS
- YUL
1 stop9h 10m
United Airlines
Sun 4/126:10 am
YUL
- AUS
1 stop6h 53m
United Airlines
Deal found 3/13![United Airlines logo]()
$734
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Fri 5/2912:15 pm
AUS
- YUL
2 stops10h 58m
United Airlines
Tue 6/29:15 am
YUL
- AUS
2 stops9h 12m
United Airlines
Deal found 3/13![United Airlines logo]()
$739
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Fri 6/512:15 pm
AUS
- YUL
2 stops10h 58m
United Airlines
Sat 6/139:45 am
YUL
- AUS
2 stops8h 42m
United Airlines
Deal found 3/13![United Airlines logo]()
$739
Last-minute flights from Austin to OntarioDiscover last-minute flight deals from Austin to Ontario. Data last updated March 18, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Ontario. Data last updated March 18, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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 3/266:12 am
AUS
- YUL
1 stop9h 08m
Multiple Airlines
Sun 3/295:25 pm
YUL
- AUS
2 stops31h 59m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$483
This Mytrip deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/16:12 am
AUS
- YYZ
1 stop16h 08m
Multiple Airlines
Wed 4/83:40 pm
YYZ
- AUS
1 stop9h 44m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/15:50 am
AUS
- YTZ
2 stops13h 13m
Multiple Airlines
Wed 4/83:00 pm
YTZ
- AUS
1 stop9h 59m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$335
This Mytrip deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” 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.
Thu 4/26:12 am
AUS
- YYZ
1 stop12h 43m
Multiple Airlines
Wed 4/83:40 pm
YYZ
- AUS
1 stop9h 44m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/71:26 pm
AUS
- YTZ
2 stops29h 37m
Multiple Airlines
Thu 4/93:00 pm
YTZ
- AUS
1 stop9h 59m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/74:59 pm
AUS
- YYZ
1 stop29h 21m
Multiple Airlines
Thu 4/93:40 pm
YYZ
- AUS
1 stop9h 44m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$302
This Mytrip deal was found by Cheapflights users on 3/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:12 am
AUS
- YYZ
1 stop16h 08m
Multiple Airlines
Mon 4/133:40 pm
YYZ
- AUS
1 stop25h 24m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/84:59 pm
AUS
- YYZ
1 stop29h 21m
Multiple Airlines
Fri 4/103:40 pm
YYZ
- AUS
1 stop9h 44m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” 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 4/85:50 am
AUS
- YTZ
2 stops13h 13m
Multiple Airlines
Mon 4/131:30 pm
YTZ
- AUS
1 stop11h 29m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/85:50 am
AUS
- YTZ
2 stops13h 13m
Multiple Airlines
Fri 4/106:15 pm
YTZ
- AUS
1 stop19h 06m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/95:50 am
AUS
- YTZ
2 stops13h 13m
Multiple Airlines
Mon 4/133:00 pm
YTZ
- AUS
1 stop9h 59m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$293
This Mytrip deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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.
Fri 4/104:59 pm
AUS
- YYZ
2 stops28h 36m
Multiple Airlines
Sun 4/123:40 pm
YYZ
- AUS
1 stop9h 44m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$318
One-way flights from Austin to OntarioSearch for one-way flight options from Austin to Ontario. Find affordable one-way fares based on user searches. Data last updated March 18, 2026.
Search for one-way flight options from Austin to Ontario. Find affordable one-way fares based on user searches. Data last updated March 18, 2026.
This Trip.com deal was found by Cheapflights users on 3/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:12 am
AUS
- YYZ
1 stop16h 08m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$109
This Mytrip deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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.
Thu 4/96:12 am
AUS
- YYZ
1 stop16h 08m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$118
This Mytrip deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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.
Fri 4/104:59 pm
AUS
- YYZ
2 stops28h 36m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$124
This Trip.com deal was found by Cheapflights users on 3/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:50 am
AUS
- YTZ
1 stop12h 05m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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 4/14:59 pm
AUS
- YYZ
1 stop29h 21m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$137
This American Airlines deal was found by Cheapflights users on 3/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:22 pm
AUS
- YUL
1 stop16h 22m
American Airlines
Deal found 3/13![American Airlines logo]()
$139
This American Airlines deal was found by Cheapflights users on 3/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:01 am
AUS
- YUL
1 stop15h 57m
American Airlines
Deal found 3/13![American Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:50 am
AUS
- YYZ
2 stops13h 20m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/285:50 am
AUS
- YTZ
2 stops33h 53m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/285:50 am
AUS
- YYZ
2 stops33h 30m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$149
This Trip.com deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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 4/45:50 am
AUS
- YTZ
1 stop9h 35m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$151
This Trip.com deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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 4/95:50 am
AUS
- YTZ
1 stop12h 05m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$152
Find flight deals from Austin to Ontario
Keep the following information in mind while searching for Austin to Ontario flight deals. Data was last updated March 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (Mytrip) |
One-way from | $109 (Trip.com) |
Popular in | February |
Cheapest in | April |
Average price | $610 |
Good round-trip deal | $608 or less |
Good one-way deal | $310 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin to Ontario 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 March 18, 2026.
Use the filters below to find and compare flights from Austin to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinToronto
AUS - YTZ
AUSYTZ
Austin Bergstrom
Tue 4/7
5:50 am-8:03 pm
2 stops13h 13m
Toronto Island
Mon 4/13
6:15 pm-12:21 pm
1 stop19h 06m
$350
AustinOttawa
AUS - YOW
AUSYOW
Austin Bergstrom
Thu 4/2
7:00 am-1:53 pm
1 stop5h 53m
Ottawa
Mon 4/6
3:10 pm-10:43 pm
1 stop8h 33m
$366
AustinOttawa
AUS - YOW
AUSYOW
Austin Bergstrom
Wed 4/1
4:57 pm-11:54 pm
1 stop5h 57m
Ottawa
Sun 4/5
6:00 am-3:36 pm
1 stop10h 36m
$366
AustinOttawa
AUS - YOW
AUSYOW
Austin Bergstrom
Sun 4/12
7:25 pm-1:59 pm
2 stops17h 34m
Ottawa
Sun 4/19
2:40 pm-8:43 pm
1 stop7h 03m
$376
AustinOttawa
AUS - YOW
AUSYOW
Austin Bergstrom
Wed 4/1
12:14 pm-6:55 pm
1 stop5h 41m
Ottawa
Mon 4/6
7:30 pm-8:38 am
2 stops14h 08m
$376
AustinToronto
AUS - YTZ
AUSYTZ
Austin Bergstrom
Thu 4/30
9:25 am-7:50 pm
1 stop9h 25m
Toronto Island
Sun 5/3
8:25 am-6:11 pm
1 stop10h 46m
$439
AustinToronto
AUS - YTZ
AUSYTZ
Austin Bergstrom
Sat 5/30
7:18 pm-9:35 am
1 stop13h 17m
Toronto Island
Wed 6/3
1:45 pm-8:18 pm
2 stops31h 33m
$455
AustinOttawa
AUS - YOW
AUSYOW
Austin Bergstrom
Wed 6/3
5:30 am-2:17 pm
2 stops7h 47m
Ottawa
Sat 6/13
6:05 am-2:41 pm
2 stops9h 36m
$456
AustinToronto
AUS - YTZ
AUSYTZ
Austin Bergstrom
Sun 3/29
8:12 pm-1:20 pm
2 stops16h 08m
Toronto Island
Mon 3/30
6:15 pm-11:59 pm
1 stop6h 44m
$476
AustinToronto
AUS - YTZ
AUSYTZ
Austin Bergstrom
Mon 4/6
8:12 pm-8:03 pm
3 stops22h 51m
Toronto Island
Fri 4/10
6:15 pm-4:04 pm
2 stops22h 49m
$476
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Austin to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Austin with our price prediction graph.
AUS-YTZ
AUS-YYZ
AUS-YUL
AUS-YOW
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 Austin to Ontario
AUS-CAON
AUS-YTZ
AUS-YYZ
AUS-YUL
AUS-YOW
What is the cheapest month to book a flight from Austin to Region of Ontario?
Currently, September is the cheapest month in which you can book a flight from Austin to Region of Ontario (average of $73). Flying from Austin to Region of Ontario in November is currently the most expensive (average of $467). 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.
What is the cheapest time of day to fly from AUS to ON?
Find hourly flight availability from Austin to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 18, 2026.
When flying from Austin to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Austin to Region of Ontario?
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated March 18, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Austin to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Austin to Ontario. 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 Austin to Ontario
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Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Austin to Ontario by cabin class
Find flights from Austin to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Austin and Ontario flights
Browse other Austin and Ontario flight options. Last updated on March 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Austin to Ontario flights
Consider these flights traveling from Austin to Ontario.
Top 4 airlines flying from Austin to Ontario
Discover the top 4 airlines that operate flights from Austin to Ontario. 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 March 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$143 | Average$586 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$175 | Average$907 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$226 | Average$694 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$390 | Average$742 | FlexibilityNo cancel fee | On-time71% |